WO2023030332A1 - 一种甾体类化合物、其制备方法及其应用 - Google Patents
一种甾体类化合物、其制备方法及其应用 Download PDFInfo
- Publication number
- WO2023030332A1 WO2023030332A1 PCT/CN2022/115896 CN2022115896W WO2023030332A1 WO 2023030332 A1 WO2023030332 A1 WO 2023030332A1 CN 2022115896 W CN2022115896 W CN 2022115896W WO 2023030332 A1 WO2023030332 A1 WO 2023030332A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- compound
- formula
- lanosterol
- raw material
- protecting agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J9/00—Normal steroids containing carbon, hydrogen, halogen or oxygen substituted in position 17 beta by a chain of more than two carbon atoms, e.g. cholane, cholestane, coprostane
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J51/00—Normal steroids with unmodified cyclopenta(a)hydrophenanthrene skeleton not provided for in groups C07J1/00 - C07J43/00
Definitions
- the invention relates to the field of separation and purification of organic compounds, in particular to a steroidal compound and its preparation method and application.
- Lanosterol belongs to tetracyclic triterpenoids and is an intermediate in cholesterol biosynthesis.
- lanosterol is mainly isolated and extracted from crude lanosterol.
- the crude lanosterol is a tetracyclic triterpenoid mixture separated from lanolin by crystallization, which generally contains about 60% lanosterol (CAS number: 79-63-0) and about 30% dihydrowool Sterols (CAS No.: 79-62-9), and other impurities such as cholesterol (CAS No.: 57-88-5), etc.
- lanosterol and dihydrolanosterol are very similar in polarity, it is very difficult to separate the two.
- the present invention provides a kind of steroidal compound and its preparation method and application thereof, the present invention also provides a kind of method of purifying lanosterol, and this method can be obtained from lanosterol
- the separation and purification of lanosterol from the crude product has the advantages of simple operation, stable process, large production capacity and low cost, and the obtained lanosterol has high purity, which can meet its medical application.
- One aspect of the present invention provides a compound having the structure shown in formula I,
- R 1 , R 2 and R 3 are each independently C 1-4 alkyl, C 1-4 alkoxy, 5-9 membered heteroaryl or C 6-10 aryl, the 5-9 membered heteroaryl
- the heteroatoms in the group are selected from N, O or S, and the number of heteroatoms in the 5-9 membered heteroaryl group is 1, 2 or 3;
- X is TMS, TES, TBS, TBDPS, TIPS, DMIPS, TBDMS or MDIPS.
- Another aspect of the present invention provides a method for preparing the compound of formula I, which comprises the following steps: reacting lanosterol with a hydroxyl protecting agent to obtain the compound of formula I.
- the hydroxyl protecting agent is a silicon ether protecting agent; according to some embodiments of the present invention, the hydroxyl protecting agent is selected from trimethylchlorosilane, triethylchlorosilane, tri-tert-butyl Chloroylsilane, tert-butyldiphenylchlorosilane, triisopropylchlorosilane, dimethylisopropylchlorosilane, tert-butyldimethylchlorosilane, methyldiisopropylchlorosilane, triisopropyl Chlorosilane and tert-butyldimethylsilyl triflate.
- the reaction of the lanosterol and the hydroxyl protecting agent may be performed in the presence of an organic solvent.
- the organic solvent is N,N-dimethylformamide or dichloromethane.
- the reaction of the lanosterol and the hydroxyl protecting agent is in the presence of an acid-binding agent; according to other embodiments of the present invention, the acid-binding agent is an organic base or an inorganic Base; according to some other embodiments of the present invention, the acid-binding agent is pyridine, imidazole, diisopropylamine, triethylamine, triethanolamine, potassium carbonate or sodium carbonate.
- the reaction of the lanosterol and the hydroxyl protecting agent can be carried out at a temperature of 25-120°C. According to some embodiments of the present invention, the reaction of the crude lanosterol and the hydroxyl protecting agent can be carried out at a temperature of 60-85°C.
- Another aspect of the present invention provides a method for separation and purification of the compound of formula I, which includes the following steps: separating and purifying the raw material A through column chromatography; obtaining the compound of formula I; the raw material A contains the compound of formula I and a compound of formula I';
- the mass percentage of the compound I in the raw material A, is 45%-85%; according to some embodiments of the present invention, in the raw material A, the compound I The mass percentage of the compound I is 55%-70%; according to some embodiments of the present invention, in the raw material A, the mass percentage of the compound I is 60%-70%.
- the column chromatography is silica gel column chromatography.
- the specification of the silica gel used in the silica gel column chromatography is 100-200 mesh, 200-300 mesh or 300-400 mesh.
- the eluent used in the silica gel column chromatography is one or more of petroleum ether, n-heptane, n-hexane, dichloromethane and ethyl acetate.
- ammonia water is added to the eluent used in the silica gel column chromatography.
- the eluent used in the silica gel column chromatography can be a mixture of n-heptane and ethyl acetate, a mixture of n-hexane and ethyl acetate, or n-heptane, ethyl acetate and ammonia water mixture.
- the eluent used in the silica gel column chromatography can be a mixture of n-heptane and ethyl acetate, wherein the volume ratio of n-heptane and ethyl acetate is (90-100):( 10 ⁇ 0), for example, 100:1.
- the eluent used in the silica gel column chromatography may be a mixture of n-hexane and ethyl acetate, wherein the volume ratio of n-hexane and ethyl acetate is (90-100): (10- 0), for example 100:1.
- the above silica gel column chromatography is performed.
- the silica gel column chromatography may be performed one or more times, for example, 1, 2, 3, 4 or 5 times.
- the method for separating and purifying the compound of formula I further includes the following steps: reacting crude lanosterol with a hydroxyl protecting agent to obtain the raw material A;
- the hydroxyl protecting agent is a silicon ether protecting agent; for example, selected from trimethylchlorosilane, triethylchlorosilane, tri-tert-butylchlorosilane, tert-butyldiphenylchlorosilane, Triisopropylchlorosilane, dimethylisopropylchlorosilane, tert-butyldimethylsilylchlorosilane, methyldiisopropylchlorosilane, triisopropylchlorosilane and tert-butyldimethylsilyltrichlorosilane Flate.
- silicon ether protecting agent for example, selected from trimethylchlorosilane, triethylchlorosilane, tri-tert-butylchlorosilane, tert-butyldiphenylchlorosilane, Triisopropylchlorosilane, dimethyl
- the reaction of the crude lanosterol and the hydroxyl protecting agent is carried out in the presence of an organic solvent.
- the organic solvent is N,N-dimethylformamide or dichloromethane.
- the reaction between the crude lanosterol and the hydroxyl protecting agent is carried out in the presence of an acid-binding agent.
- the acid-binding agent is an organic base or an inorganic base; according to some embodiments of the present invention, the acid-binding agent is pyridine, imidazole, diisopropylamine, triethylamine, triethanolamine, carbonic acid potassium or sodium carbonate.
- the reaction between the crude lanosterol and the hydroxyl protecting agent is carried out at a temperature of 25-120°C; according to some embodiments of the present invention, the crude lanosterol and the hydroxyl protecting agent The reaction is carried out at a temperature of 60-85°C.
- Another aspect of the present invention provides an application of the compound of formula I in the separation and purification of lanosterol.
- the application comprises the following steps: deprotecting the hydroxyl group of the compound of formula I to obtain lanosterol;
- the hydroxyl deprotection is carried out in the presence of one or more of acetic acid, tetraalkylammonium fluoride, trifluoroacetic acid or hydrochloric acid.
- the deprotection of the hydroxyl group is performed in the presence of tetrabutylammonium fluoride.
- the application further includes the following steps: separating and purifying the raw material A by column chromatography; obtaining the compound of formula I; the raw material A includes the compound of formula I and the compound of formula I';
- R 1 , R 2 and R 3 are each independently C 1-4 alkyl, C 1-4 alkoxy, 5-9 membered heteroaryl or C 6-10 aryl, the 5-9 membered heteroaryl
- the heteroatoms in the group are selected from N, O or S, and the number of heteroatoms in the 5-9 membered heteroaryl group is 1, 2 or 3.
- the X is TMS, TES, TBS, TBDPS, TIPS, DMIPS, TBDMS or MDIPS.
- the mass percentage of the compound I in the raw material A, is 45%-85%; according to some embodiments of the present invention, in the raw material A, the compound I The mass percentage of the compound I is 55%-70%; according to some embodiments of the present invention, in the raw material A, the mass percentage of the compound I is 60%-70%.
- the column chromatography is silica gel column chromatography.
- the specification of the silica gel used in the silica gel column chromatography is 100-200 mesh, 200-300 mesh or 300-400 mesh.
- the eluent used in the silica gel column chromatography is one or more of petroleum ether, n-heptane, n-hexane, dichloromethane and ethyl acetate.
- ammonia water is added to the eluent used in the silica gel column chromatography.
- the eluent used in the silica gel column chromatography can be a mixture of n-heptane and ethyl acetate, a mixture of n-hexane and ethyl acetate, or n-heptane, ethyl acetate and ammonia water mixture.
- the eluent used in the silica gel column chromatography can be a mixture of n-heptane and ethyl acetate, wherein the volume ratio of n-heptane and ethyl acetate is (90-100):( 10 to 0), for example, 100:1.
- the eluent used in the silica gel column chromatography may be a mixture of n-hexane and ethyl acetate, wherein the volume ratio of n-hexane and ethyl acetate is (90-100): (10- 0), for example 100:1.
- the above silica gel column chromatography is performed.
- the silica gel column chromatography may be performed one or more times, for example, 1, 2, 3, 4 or 5 times.
- the application further includes the following steps: reacting the crude lanosterol with a hydroxyl protecting agent to obtain the raw material A;
- the hydroxyl protecting agent is a silicon ether protecting agent; for example, selected from trimethylchlorosilane, triethylchlorosilane, tri-tert-butylchlorosilane, tert-butyldiphenylchlorosilane, Triisopropylchlorosilane, dimethylisopropylchlorosilane, tert-butyldimethylsilylchlorosilane, methyldiisopropylchlorosilane, triisopropylchlorosilane and tert-butyldimethylsilyltrichlorosilane Flate.
- silicon ether protecting agent for example, selected from trimethylchlorosilane, triethylchlorosilane, tri-tert-butylchlorosilane, tert-butyldiphenylchlorosilane, Triisopropylchlorosilane, dimethyl
- the reaction of the crude lanosterol and the hydroxyl protecting agent is carried out in the presence of an organic solvent.
- the organic solvent is N,N-dimethylformamide or dichloromethane.
- the reaction between the crude lanosterol and the hydroxyl protecting agent is carried out in the presence of an acid-binding agent.
- the acid-binding agent is an organic base or an inorganic base; according to some embodiments of the present invention, the acid-binding agent is pyridine, imidazole, diisopropylamine, triethylamine, triethanolamine, carbonic acid potassium or sodium carbonate.
- the reaction between the crude lanosterol and the hydroxyl protecting agent is carried out at a temperature of 25-120°C; according to some embodiments of the present invention, the crude lanosterol and the hydroxyl protecting agent The reaction is carried out at a temperature of 60-85°C.
- Another aspect of the present invention provides a method for refining a compound of formula I, comprising the following steps: recrystallizing a raw material A to obtain the compound of formula I; said raw material A includes a compound of formula I and a compound of formula I' ;
- the volume ratio of ethyl acetate to isopropanol is 1:(0.5 ⁇ 10); preferably, it is 1:(1 ⁇ 10 ), for example 1:(0.5 ⁇ 2).
- the mass percentage of the compound of formula I is more than 75%, preferably more than 85%, more preferably more than 90%.
- the recrystallization includes first dissolving the raw material A in the solvent, raising the temperature to dissolve, and then lowering the temperature to room temperature.
- composition Y comprising a compound of formula I and a compound of formula I'
- R 1 , R 2 and R 3 are each independently C 1-4 alkyl, C 1-4 alkoxy, 5-9 membered heteroaryl or C 6-10 aryl, the 5-9 membered heteroaryl
- the heteroatoms in the group are selected from N, O or S, and the number of heteroatoms in the 5-9 membered heteroaryl group is 1, 2 or 3.
- X is TMS, TES, TBS, TBDPS, TIPS, DMIPS, TBDMS or MDIPS.
- the mass percentage of the compound of formula I is 55%-95%, such as 56%, 57%, 58%, 59%, 60%, 61%, 65%, 70%, 75%, 80%, 81%, 82%, 83%, 84%, 85%, 86%, 87%, 88%, 89%, 90%, 91%, 92%, 93% or 94%.
- Another aspect of the present invention provides a method of purifying lanosterol, the method comprising:
- the lanosterol crude product comprises lanosterol and dihydrolanosterol
- the hydroxyl protecting agent is a silicon ether protecting agent.
- the silicon ether protective agent is selected from trimethylchlorosilane, triethylchlorosilane, tri-tert-butylchlorosilane, tert-butyldiphenylchlorosilane, triisopropylchlorosilane , dimethylisopropylchlorosilane, tert-butyldimethylsilyl chloride, methyldiisopropylchlorosilane, triisopropylchlorosilane and tert-butyldimethylsilyl trifluoromethanesulfonate;
- the raw material A, the compound of formula I and the reaction conditions and operations of each step are as described in any scheme above.
- the present invention carries out hydroxysilyl ether protection to lanosterol crude product earlier, utilizes the pole that exists between the lanosterol of hydroxysilyl ether protection and the dihydrolanosterol of hydroxysilyl ether protection.
- the two can be separated by silica gel column chromatography to obtain pure lanosterol protected by hydroxysilyl ether, and then pure lanosterol is obtained after removing the silyl ether protecting group.
- the present invention finds that the lanosterol protected by hydroxysilyl ether has good crystallization properties, recrystallization is carried out before removing the protecting group, and part of the impurities can also be retained in the mother liquor, and then the hydroxyl protecting group is removed, thereby preparing Purified lanosterol.
- the obtained lanosterol not only meets the commercial requirements of large-scale preparation, but also meets the requirements of pharmaceutical applications.
- a large number of experiments have proved that other non-silicon ether-based hydroxyl protecting groups, such as alkyl ethers, carboxylic acid esters, and amino acid esters, cannot separate lanosterol and dihydrolanosterol.
- the term “about” means a range of ⁇ 20% of the numerical value that follows. In some embodiments, the term “about” indicates a range of ⁇ 10% of the numerical value that follows. In some embodiments, the term “about” indicates a range of ⁇ 5% of the numerical value that follows.
- TIPSCl Triisopropylchlorosilane
- TBS tert-butyldimethylsilane
- TLC thin-layer chromatography
- the collected TLC results of the eluent containing the target intermediate are divided into three categories: basically no impurity point (defined as high-purity product, 1 H NMR characteristic peak integral ratio or HPLC purity is about 85 ⁇ 90%), there are impurity points but the purity has been significantly improved (defined as a relatively pure product, the integral proportion of 1 H NMR characteristic peaks or the HPLC purity is about 70-85%), there are impurity points and no obvious improvement in purity And the concentration of the target intermediate in the eluent is relatively high (low purity, 1 H NMR characteristic peak integral ratio or HPLC purity is generally ⁇ 70%), and the purity improvement is relative to the sample purity of the current column chromatography.
- 348 g of the intermediate product 1a was mixed with 1000 g of 100-200 mesh silica gel, and then chromatographed on 10 kg of 200-300 mesh silica gel column (1000 mm ⁇ 230 mm). Elution was performed with a mixture of n-heptane and ethyl acetate (100:1). The elution process was tracked by TLC, and the eluate with higher purity was collected, and after vacuum distillation and drying, 125 g of intermediate product 1c was obtained, with a yield of about 66%.
- the intermediate product 1b 350 g was mixed with 1000 g of 100-200 mesh silica gel as a sample, and then 10 kg of 200-300 mesh silica gel (1000 mm ⁇ 230 mm) was used for column chromatography. Elution was performed with a mixture of n-heptane and ethyl acetate (100:1). The elution process was tracked by TLC, and the eluate of high purity product was collected and dried to obtain 121 g of intermediate product 1d with a yield of about 64%.
- 341g of intermediate product 2a was mixed with 1000g of 100-200 mesh silica gel, then chromatographed on a 10kg 200-300 mesh silica gel column (1000mm ⁇ 230mm), and washed with a mixture of n-heptane and ethyl acetate (100:1). take off. The elution process was tracked by TLC. After collecting the eluate of high purity product and distilling and drying under reduced pressure, 168 g of intermediate product 2b was obtained (light impurity spots could still be observed by TLC), with a yield of about 88%.
- 355g of the intermediate product 3a was mixed with 1000g of 100-200 mesh silica gel, and then chromatographed on a 10kg 200-300 mesh silica gel column (1000mm ⁇ 230mm). Elution was performed with a mixture of n-heptane and ethyl acetate (100:1). Track the elution process by TLC, collect the eluents of high-purity product and relatively high-purity product respectively and distill and dry under reduced pressure to obtain 71g of intermediate product 3b with a purity of about 87-89% and 96g of an intermediate product with a purity of about 70-80% 3c.
- intermediate 3e The combined intermediates 3b and 3d (named as intermediate 3e) totaled 115 g, with a yield of 61%.
- 1 H NMR characteristic peak integration showed that TES-lanosterol accounted for about 90% of the total sterol content.
- the filter cake is washed with 60mL of water, and then washed with 100mL of methanol, filtered to obtain the filter cake, refluxed in 200ml of methanol for 3 hours, cooled and precipitated, filtered again to obtain 15.2g of white solid, the yield is about 88%, the HPLC determination of lanosterol The purity is about 92%.
- the post-treatment operation is: cool down to room temperature, add methanol (25mL), water (12.5mL), stir, filter, wash the filter cake with a small amount of methanol, drain the filter cake to obtain the corresponding crude product, and pass through the column for purification.
- methanol 25mL
- water 12.5mL
- stir filter
- wash the filter cake with a small amount of methanol drain the filter cake to obtain the corresponding crude product, and pass through the column for purification.
- the product can be directly precipitated and filtered.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Steroid Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (24)
- 根据权利要求1所述的化合物,其中,X为TMS、TES、TBS、TBDPS、TIPS、DMIPS、TBDMS或MDIPS。
- 一种权利要求1所述的式I化合物的制备方法,其特征在于,所述方法包括:羊毛甾醇与羟基保护剂反应,得到式I化合物。
- 根据权利要求3所述的制备方法,其特征在于,所述羟基保护剂为硅醚保护剂。
- 根据权利要求3所述的制备方法,其特征在于,所述羟基保护剂选自三甲基氯硅烷、三乙基氯硅烷、三叔丁基氯硅烷、叔丁基二苯基氯硅烷、三异丙基氯硅烷、二甲基异丙基氯硅烷、叔丁基二甲基氯硅烷、甲基二异丙基氯硅烷、三异丙基氯硅烷和叔丁基二甲基硅基三氟甲磺酸酯。
- 根据权利要求7所述的分离纯化方法,其特征在于,所述羟基保护剂为硅醚保护剂;例如选自三甲基氯硅烷、三乙基氯硅烷、三叔丁基氯硅烷、叔丁基二苯基氯硅烷、三异丙基氯硅烷、二甲基异丙基氯硅烷、叔丁基二甲基氯硅烷、甲基二异丙基氯硅烷、三异丙基氯硅烷和叔丁基二甲基硅基三氟甲磺酸酯。
- 权利要求1或2所述的式I化合物在分离纯化羊毛甾醇中的应用。
- 根据权利要求13所述的精制方法,所述原料A中,所述式I化合物的质量百分比为75%以上;优选地,为85%以上;更优选地,为90%以上。
- 根据权利要求15所述的组合物Y,其特征在于,X为TMS、TES、TBS、TBDPS、TIPS、DMIPS、TBDMS或MDIPS。
- 根据权利要求15或16所述的组合物Y,其特征在于,所述式I化合物的质量百分比为55%-95%,例如为56%、57%、58%、59%、60%、61%、65%、70%、75%、80%、81%、82%、83%、84%、85%、86%、87%、88%、89%、90%、91%、92%、93%或94%。
- 一种纯化羊毛甾醇的方法,其特征在于,所述方法包括:1)使羊毛甾醇粗品与羟基保护剂反应,得到权利要求6或14所述的原料A,所述原料A包含式I化合物和式I’化合物;2)将所述原料A进行柱层析,分离得到式I化合物;和3)对所述式I化合物进行羟基脱保护,得到纯化的羊毛甾醇;其中,所述羊毛甾醇粗品包含羊毛甾醇和二氢羊毛甾醇;所述羟基保护剂为硅醚保护剂。
- 根据权利要求18所述的方法,其特征在于,所述硅醚保护剂选自三甲基氯硅烷、三乙基氯硅烷、三叔丁基氯硅烷、叔丁基二苯基氯硅烷、三异丙基氯硅烷、二甲基异丙基氯硅烷、叔丁基二甲基氯硅烷、甲基二异丙基氯硅烷、三异丙基氯硅烷和叔丁基二甲基硅基三氟甲磺酸酯。
- 根据权利要求3-5任意一项所述的制备方法、权利要求7-8任意一项所述的分离纯化方法,或权利要求18-19任意一项所述的方法,其中,所述的羊毛甾醇与所述羟基保护剂的反应是在有机溶剂的存在下进行;优选地,所述有机溶剂为N,N-二甲基甲酰胺或二氯甲烷。
- 根据权利要求3-5任意一项所述的制备方法、权利要求7-8任意一项所述的分离纯化方法,或权利要求18-19任意一项所述的方法,其中所述羊毛甾醇与所述羟基保护 剂的反应是在缚酸剂的存在下反应的;优选地,所述缚酸剂为有机碱或无机碱;更优选地,所述缚酸剂为吡啶、咪唑、二异丙胺、三乙胺、三乙醇胺、碳酸钾或碳酸钠。
- 根据权利要求3-5任意一项所述的制备方法、权利要求7-8任意一项所述的分离纯化方法,或权利要求18-19任意一项所述的方法,其中所述羊毛甾醇与所述羟基保护剂的反应是在25~120℃的温度下进行;优选地,所述羊毛甾醇与所述硅醚保护剂的反应是在60~85℃的温度下进行。
- 根据权利要求11-12任意一项所述的应用或权利要求18-19任意一项所述的方法,其中,所述柱层析为硅胶柱层析;优选地,所述硅胶柱层析中所选用的硅胶的规格为100~200目、200~300目或300~400目;优选地,所述硅胶柱层析使用的洗脱剂为石油醚、正庚烷、正己烷、二氯甲烷和乙酸乙酯中的一种或多种;更优选地,所述硅胶柱层析使用的洗脱剂中加入氨水。
- 根据权利要求10所述的应用或权利要求18-19任意一项所述的方法,其中所述的羟基脱保护是在乙酸、四烷基氟化铵、三氟乙酸或盐酸中的一种或多种的存在下进行;优选地,所述羟基脱保护在四丁基氟化铵存在下进行。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2024513259A JP2024530742A (ja) | 2021-08-31 | 2022-08-30 | ステロイド系化合物、その調製方法及びその使用 |
| KR1020247009390A KR20240049674A (ko) | 2021-08-31 | 2022-08-30 | 스테로이드계 화합물, 이의 제조 방법 및 이의 용도 |
| US18/687,411 US20240352058A1 (en) | 2021-08-31 | 2022-08-30 | Steroidal compound, preparation method therefor and application thereof |
| EP22863467.1A EP4397670A4 (en) | 2021-08-31 | 2022-08-30 | Steroid compound, manufacturing process therefor and use thereof |
| CN202280058970.XA CN117980318A (zh) | 2021-08-31 | 2022-08-30 | 一种甾体类化合物、其制备方法及其应用 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111013742 | 2021-08-31 | ||
| CN202111013742.4 | 2021-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023030332A1 true WO2023030332A1 (zh) | 2023-03-09 |
Family
ID=85410871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/CN2022/115896 Ceased WO2023030332A1 (zh) | 2021-08-31 | 2022-08-30 | 一种甾体类化合物、其制备方法及其应用 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20240352058A1 (zh) |
| EP (1) | EP4397670A4 (zh) |
| JP (1) | JP2024530742A (zh) |
| KR (1) | KR20240049674A (zh) |
| CN (1) | CN117980318A (zh) |
| WO (1) | WO2023030332A1 (zh) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691391A (zh) | 2009-10-19 | 2010-04-07 | 上海交通大学 | 羊毛甾醇粗品分离提纯的方法 |
| CN105017367A (zh) * | 2015-07-15 | 2015-11-04 | 浙江花园生物高科股份有限公司 | 一种分离羊毛甾醇和二氢羊毛甾醇的方法 |
| CN105377372A (zh) * | 2013-02-01 | 2016-03-02 | 广州如亲医药科技有限公司 | 一种通过rho途径治疗癌症的指令和方法 |
| CN108884126A (zh) * | 2016-02-03 | 2018-11-23 | 优美佳生物技术有限公司 | 用于治疗眼睛病症或疾病的化合物 |
| CN108929363A (zh) * | 2017-05-26 | 2018-12-04 | 东莞中山大学研究院 | 一种抗癌药物羊毛甾醇衍生物的制备方法 |
| WO2021194244A1 (ko) * | 2020-03-26 | 2021-09-30 | 재단법인 대구경북첨단의료산업진흥재단 | 신규한 이노토디올의 제조방법 |
| CN114591389A (zh) * | 2022-03-14 | 2022-06-07 | 上海英诺富成生物科技有限公司 | 一种甾体化合物及其制备方法与应用 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103204898B (zh) * | 2012-01-16 | 2017-03-01 | 谢伟东 | 抗癌化合物及其应用 |
-
2022
- 2022-08-30 EP EP22863467.1A patent/EP4397670A4/en active Pending
- 2022-08-30 KR KR1020247009390A patent/KR20240049674A/ko active Pending
- 2022-08-30 CN CN202280058970.XA patent/CN117980318A/zh active Pending
- 2022-08-30 WO PCT/CN2022/115896 patent/WO2023030332A1/zh not_active Ceased
- 2022-08-30 JP JP2024513259A patent/JP2024530742A/ja active Pending
- 2022-08-30 US US18/687,411 patent/US20240352058A1/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101691391A (zh) | 2009-10-19 | 2010-04-07 | 上海交通大学 | 羊毛甾醇粗品分离提纯的方法 |
| CN105377372A (zh) * | 2013-02-01 | 2016-03-02 | 广州如亲医药科技有限公司 | 一种通过rho途径治疗癌症的指令和方法 |
| CN105017367A (zh) * | 2015-07-15 | 2015-11-04 | 浙江花园生物高科股份有限公司 | 一种分离羊毛甾醇和二氢羊毛甾醇的方法 |
| CN108884126A (zh) * | 2016-02-03 | 2018-11-23 | 优美佳生物技术有限公司 | 用于治疗眼睛病症或疾病的化合物 |
| CN108929363A (zh) * | 2017-05-26 | 2018-12-04 | 东莞中山大学研究院 | 一种抗癌药物羊毛甾醇衍生物的制备方法 |
| WO2021194244A1 (ko) * | 2020-03-26 | 2021-09-30 | 재단법인 대구경북첨단의료산업진흥재단 | 신규한 이노토디올의 제조방법 |
| CN114591389A (zh) * | 2022-03-14 | 2022-06-07 | 上海英诺富成生物科技有限公司 | 一种甾体化合物及其制备方法与应用 |
Non-Patent Citations (4)
| Title |
|---|
| CHING JIANHONG, SOH WEI-LI, TAN CHAY-HOON, LEE JUN-FENG, TAN JIUN-YU CHRISTINA, YANG JUN, YAP CHUN-WEI, KOH HWEE-LING: "Identification of active compounds from medicinal plant extracts using gas chromatography-mass spectrometry and multivariate data analysis", JOURNAL OF SEPARATION SCIENCE, vol. 35, no. 1, 1 January 2012 (2012-01-01), DE , pages 53 - 59, XP093041412, ISSN: 1615-9306, DOI: 10.1002/jssc.201100705 * |
| ISIDOROV, V.A. ; SZCZEPANIAK, L.: "Gas chromatographic retention indices of biologically and environmentally important organic compounds on capillary columns with low-polar stationary phases", JOURNAL OF CHROMATOGRAPHY A, vol. 1216, no. 51, 18 December 2009 (2009-12-18), AMSTERDAM, NL, pages 8998 - 9007, XP026783930, ISSN: 0021-9673, DOI: 10.1016/j.chroma.2009.10.079 * |
| See also references of EP4397670A4 |
| ZHANG, XINGHUA: "Process for Extracting Cholesterol from Lanolin", MASTER'S THESIS, 1 June 2010 (2010-06-01), CN, pages 1 - 83, XP009543988 * |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240049674A (ko) | 2024-04-16 |
| JP2024530742A (ja) | 2024-08-23 |
| EP4397670A4 (en) | 2025-06-04 |
| EP4397670A1 (en) | 2024-07-10 |
| US20240352058A1 (en) | 2024-10-24 |
| CN117980318A (zh) | 2024-05-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8183402B2 (en) | Industrial method for the synthesis of 17-acetoxy-11β[4-(dimethylamino)-phenyl]-21-methoxy-19-norpregna-4,9-dien-3,20-dione and the key intermediates of the process | |
| CN111944006A (zh) | 新的7-酮-6β-烷基胆烷酸衍生物在制备奥贝胆酸以及其在医药领域的用途 | |
| CN109206441B (zh) | 一种依维莫司的纯化方法 | |
| KR20230163438A (ko) | 모노메틸 아우리스테인 e 화합물의 제조 및 정제 공정 | |
| Hosoda et al. | Convenient, high yield conversion of androst-5-ene-3. beta., 17. beta.-diol to dehydroisoandrosterone | |
| CN103787942A (zh) | 一种制备鲁比前列酮的中间体、其制备方法以及通过其制备鲁比前列酮的方法 | |
| WO2023030332A1 (zh) | 一种甾体类化合物、其制备方法及其应用 | |
| JP2024501956A5 (zh) | ||
| CN111689982B (zh) | 艾日布林中间体及其制备方法 | |
| CN107266304B (zh) | 天然产物Salvianolic Acid F的新合成方法 | |
| CN114773151A (zh) | 一种帕立骨化醇20s异构体杂质的制备方法 | |
| CN112625009A (zh) | 一种奥利司他关键中间体的精制方法 | |
| CN118754875B (zh) | 一种fapi前体化合物的制备工艺及应用 | |
| WO2025133100A1 (en) | Process for the preparation of intermediates useful for the preparation of tapinarof | |
| CN105859815B (zh) | 7-酮基胆甾醇-9-羧基壬烷及其荧光标记物的合成方法 | |
| CN120309679A (zh) | 一种依西美坦的制备方法 | |
| CN116813641A (zh) | 一种依维莫司的制备方法 | |
| CN108191878B (zh) | 一种制备夏无碱b的新方法 | |
| CN111763230A (zh) | 一种卡泊三醇杂质化合物的制备方法及其应用 | |
| CN107216364B (zh) | 一种甾体化合物及其制备方法 | |
| JP4499847B2 (ja) | ミルベマイシン類の13−エステル誘導体の製造法 | |
| CN103387539A (zh) | 4-苄氧基-17-乙酰基吗啡喃-6-酮的合成 | |
| JPS623840B2 (zh) | ||
| CN117736252A (zh) | 一种氟维司群关键中间体杂质及其制备方法和应用 | |
| JPS597182A (ja) | ナフタセンキノン誘導体の製造法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 22863467 Country of ref document: EP Kind code of ref document: A1 |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2024513259 Country of ref document: JP |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 18687411 Country of ref document: US Ref document number: 202280058970.X Country of ref document: CN |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 202447019485 Country of ref document: IN |
|
| ENP | Entry into the national phase |
Ref document number: 20247009390 Country of ref document: KR Kind code of ref document: A |
|
| WWE | Wipo information: entry into national phase |
Ref document number: 2022863467 Country of ref document: EP |
|
| NENP | Non-entry into the national phase |
Ref country code: DE |
|
| ENP | Entry into the national phase |
Ref document number: 2022863467 Country of ref document: EP Effective date: 20240402 |






















