CA1068279A - 2,4,5-trimethyl-thieno(3,2-f)-morphane et composes intermediaires - Google Patents
2,4,5-trimethyl-thieno(3,2-f)-morphane et composes intermediairesInfo
- Publication number
- CA1068279A CA1068279A CA261,567A CA261567A CA1068279A CA 1068279 A CA1068279 A CA 1068279A CA 261567 A CA261567 A CA 261567A CA 1068279 A CA1068279 A CA 1068279A
- Authority
- CA
- Canada
- Prior art keywords
- thenyl
- dimethyl
- thienyl
- formula
- dimethylpyridine
- 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.)
- Expired
Links
- ZPAPCUKKKOSLPZ-UHFFFAOYSA-N morphan Chemical compound C1CNC2CCCC1C2 ZPAPCUKKKOSLPZ-UHFFFAOYSA-N 0.000 title claims abstract description 13
- 239000000543 intermediate Substances 0.000 title abstract 2
- 150000001875 compounds Chemical class 0.000 claims abstract description 29
- 230000000694 effects Effects 0.000 claims abstract description 3
- SIKROJBXSDVEOZ-UHFFFAOYSA-N 4,5-dimethyl-2-(thiophen-2-ylmethyl)pyridine Chemical compound C1=C(C)C(C)=CN=C1CC1=CC=CS1 SIKROJBXSDVEOZ-UHFFFAOYSA-N 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 12
- 150000003839 salts Chemical class 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- 238000002360 preparation method Methods 0.000 claims description 8
- SJSJDKXIYIGGOO-UHFFFAOYSA-N 4,5-dimethylpyridine-2-carbonitrile Chemical compound CC1=CN=C(C#N)C=C1C SJSJDKXIYIGGOO-UHFFFAOYSA-N 0.000 claims description 7
- SNHOZPMHMQQMNI-UHFFFAOYSA-N lithium;2h-thiophen-2-ide Chemical compound [Li+].C=1C=[C-]SC=1 SNHOZPMHMQQMNI-UHFFFAOYSA-N 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- NWZSZGALRFJKBT-KNIFDHDWSA-N (2s)-2,6-diaminohexanoic acid;(2s)-2-hydroxybutanedioic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O.NCCCC[C@H](N)C(O)=O NWZSZGALRFJKBT-KNIFDHDWSA-N 0.000 claims description 4
- VSNZRKOZJCMAAO-UHFFFAOYSA-N (4,5-dimethylpyridin-2-yl)-thiophen-2-ylmethanone Chemical compound C1=C(C)C(C)=CN=C1C(=O)C1=CC=CS1 VSNZRKOZJCMAAO-UHFFFAOYSA-N 0.000 claims description 4
- 239000012298 atmosphere Substances 0.000 claims description 4
- 239000012458 free base Substances 0.000 claims description 4
- IKDUDTNKRLTJSI-UHFFFAOYSA-N hydrazine monohydrate Substances O.NN IKDUDTNKRLTJSI-UHFFFAOYSA-N 0.000 claims description 4
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 claims description 4
- 239000012279 sodium borohydride Substances 0.000 claims description 4
- 229910000033 sodium borohydride Inorganic materials 0.000 claims description 4
- 230000007062 hydrolysis Effects 0.000 claims description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000007363 ring formation reaction Methods 0.000 claims description 2
- OFBRUTLUTMYUGK-UHFFFAOYSA-N 1,4,5-trimethyl-2-(thiophen-2-ylmethyl)-3,6-dihydro-2h-pyridine Chemical compound CN1CC(C)=C(C)CC1CC1=CC=CS1 OFBRUTLUTMYUGK-UHFFFAOYSA-N 0.000 claims 2
- JYPAFRFYGHDXER-UHFFFAOYSA-M 1,4,5-trimethyl-2-(thiophen-2-ylmethyl)pyridin-1-ium;iodide Chemical compound [I-].C1=C(C)C(C)=CC(CC=2SC=CC=2)=[N+]1C JYPAFRFYGHDXER-UHFFFAOYSA-M 0.000 claims 1
- 230000000202 analgesic effect Effects 0.000 abstract description 14
- LYFNWGOUBVRWRG-UHFFFAOYSA-N 3,4-dimethyl-1-oxidopyridin-1-ium Chemical compound CC1=CC=[N+]([O-])C=C1C LYFNWGOUBVRWRG-UHFFFAOYSA-N 0.000 abstract description 2
- ZNOZSWWXTNOCLB-UHFFFAOYSA-N 1,4,5-trimethyl-2-thiophen-2-yl-3,6-dihydro-2H-pyridine Chemical compound S1C(=CC=C1)C1N(CC(=C(C1)C)C)C ZNOZSWWXTNOCLB-UHFFFAOYSA-N 0.000 abstract 1
- XLNIRNAYIMZQLV-UHFFFAOYSA-N 4,5-dimethyl-2-thiophen-2-ylpyridine Chemical compound S1C(=CC=C1)C1=NC=C(C(=C1)C)C XLNIRNAYIMZQLV-UHFFFAOYSA-N 0.000 abstract 1
- XLMALTXPSGQGBX-GCJKJVERSA-N dextropropoxyphene Chemical compound C([C@](OC(=O)CC)([C@H](C)CN(C)C)C=1C=CC=CC=1)C1=CC=CC=C1 XLMALTXPSGQGBX-GCJKJVERSA-N 0.000 description 13
- 229960004193 dextropropoxyphene Drugs 0.000 description 13
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 12
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 12
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 12
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 11
- 239000000047 product Substances 0.000 description 10
- 239000011541 reaction mixture Substances 0.000 description 10
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- 238000010992 reflux Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000004821 distillation Methods 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- 241000699670 Mus sp. Species 0.000 description 4
- MZRVEZGGRBJDDB-UHFFFAOYSA-N N-Butyllithium Chemical compound [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 4
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 description 4
- 238000009835 boiling Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- NURQLCJSMXZBPC-UHFFFAOYSA-N 3,4-dimethylpyridine Chemical compound CC1=CC=NC=C1C NURQLCJSMXZBPC-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 230000007059 acute toxicity Effects 0.000 description 3
- 231100000403 acute toxicity Toxicity 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 235000019341 magnesium sulphate Nutrition 0.000 description 3
- 235000011118 potassium hydroxide Nutrition 0.000 description 3
- BMYNFMYTOJXKLE-UHFFFAOYSA-N 3-azaniumyl-2-hydroxypropanoate Chemical compound NCC(O)C(O)=O BMYNFMYTOJXKLE-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- 238000013019 agitation Methods 0.000 description 2
- -1 alkali metal cyanide Chemical class 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- KXZJHVJKXJLBKO-UHFFFAOYSA-N chembl1408157 Chemical compound N=1C2=CC=CC=C2C(C(=O)O)=CC=1C1=CC=C(O)C=C1 KXZJHVJKXJLBKO-UHFFFAOYSA-N 0.000 description 2
- VAYGXNSJCAHWJZ-UHFFFAOYSA-N dimethyl sulfate Chemical compound COS(=O)(=O)OC VAYGXNSJCAHWJZ-UHFFFAOYSA-N 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- JZMJDSHXVKJFKW-UHFFFAOYSA-M methyl sulfate(1-) Chemical compound COS([O-])(=O)=O JZMJDSHXVKJFKW-UHFFFAOYSA-M 0.000 description 2
- 239000008194 pharmaceutical composition Substances 0.000 description 2
- 235000011121 sodium hydroxide Nutrition 0.000 description 2
- 229930192474 thiophene Natural products 0.000 description 2
- FFNVQNRYTPFDDP-UHFFFAOYSA-N 2-cyanopyridine Chemical class N#CC1=CC=CC=N1 FFNVQNRYTPFDDP-UHFFFAOYSA-N 0.000 description 1
- 125000004105 2-pyridyl group Chemical group N1=C([*])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- OPNUUWMXUITYNB-UHFFFAOYSA-N 3,4-dimethylpyridine-2-carbonitrile Chemical compound CC1=CC=NC(C#N)=C1C OPNUUWMXUITYNB-UHFFFAOYSA-N 0.000 description 1
- 101100001675 Emericella variicolor andJ gene Proteins 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241000699666 Mus <mouse, genus> Species 0.000 description 1
- 150000001204 N-oxides Chemical class 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 239000002168 alkylating agent Substances 0.000 description 1
- 229940100198 alkylating agent Drugs 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 230000036592 analgesia Effects 0.000 description 1
- 239000000538 analytical sample Substances 0.000 description 1
- 239000012431 aqueous reaction media Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- HWJHWSBFPPPIPD-UHFFFAOYSA-N ethoxyethane;propan-2-one Chemical compound CC(C)=O.CCOCC HWJHWSBFPPPIPD-UHFFFAOYSA-N 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 244000144993 groups of animals Species 0.000 description 1
- 150000003840 hydrochlorides Chemical class 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/84—Nitriles
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/20—Hypnotics; Sedatives
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/10—Application independent of particular apparatuses related to size
- F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
Landscapes
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Neurosurgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Neurology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Medicinal Chemistry (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Anesthesiology (AREA)
- Pharmacology & Pharmacy (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pyridine Compounds (AREA)
- Hydrogenated Pyridines (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES441097A ES441097A1 (es) | 1975-09-19 | 1975-09-19 | Procedimiento para la obtencion de 2,4, 5-trimetil-tieno (3,2-f) morfano. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1068279A true CA1068279A (fr) | 1979-12-18 |
Family
ID=8470007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA261,567A Expired CA1068279A (fr) | 1975-09-19 | 1976-09-20 | 2,4,5-trimethyl-thieno(3,2-f)-morphane et composes intermediaires |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS5248694A (fr) |
| AR (1) | AR210612A1 (fr) |
| AT (1) | AT347051B (fr) |
| BE (1) | BE845755A (fr) |
| CA (1) | CA1068279A (fr) |
| CH (1) | CH617195A5 (fr) |
| DE (1) | DE2639181C3 (fr) |
| ES (1) | ES441097A1 (fr) |
| FR (5) | FR2362128A1 (fr) |
| GB (1) | GB1513980A (fr) |
| NL (1) | NL7610437A (fr) |
| NZ (1) | NZ181870A (fr) |
| PT (1) | PT65547B (fr) |
| SE (2) | SE7609357L (fr) |
| SU (3) | SU620210A3 (fr) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1274913A (fr) * | 1959-09-09 | 1961-11-03 | Rohm & Haas | Procédé de cyanuration de composés nu-hétérocycliques et nitriles ainsi obtenus |
-
1975
- 1975-09-19 ES ES441097A patent/ES441097A1/es not_active Expired
-
1976
- 1976-08-24 SE SE7609357A patent/SE7609357L/xx not_active Application Discontinuation
- 1976-08-25 GB GB35397/76A patent/GB1513980A/en not_active Expired
- 1976-08-26 NZ NZ181870A patent/NZ181870A/xx unknown
- 1976-08-26 AR AR264463A patent/AR210612A1/es active
- 1976-08-31 DE DE2639181A patent/DE2639181C3/de not_active Expired
- 1976-09-01 BE BE170277A patent/BE845755A/fr unknown
- 1976-09-02 PT PT65547A patent/PT65547B/pt unknown
- 1976-09-09 FR FR7627080A patent/FR2362128A1/fr not_active Withdrawn
- 1976-09-16 AT AT687976A patent/AT347051B/de not_active IP Right Cessation
- 1976-09-17 CH CH1182776A patent/CH617195A5/fr not_active IP Right Cessation
- 1976-09-17 SU SU762401851A patent/SU620210A3/ru active
- 1976-09-17 JP JP51110886A patent/JPS5248694A/ja active Pending
- 1976-09-20 NL NL7610437A patent/NL7610437A/xx not_active Application Discontinuation
- 1976-09-20 CA CA261,567A patent/CA1068279A/fr not_active Expired
-
1977
- 1977-02-21 SU SU772453400A patent/SU650506A3/ru active
- 1977-02-21 SU SU772455453A patent/SU671731A3/ru active
- 1977-03-30 FR FR7709582A patent/FR2361397A1/fr not_active Withdrawn
- 1977-03-30 FR FR7709584A patent/FR2361389A1/fr not_active Withdrawn
- 1977-03-30 FR FR7709585A patent/FR2361390A1/fr not_active Withdrawn
- 1977-03-30 FR FR7709583A patent/FR2361388A1/fr not_active Withdrawn
-
1979
- 1979-08-27 SE SE7907106A patent/SE7907106L/sv not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE2639181A1 (de) | 1977-03-31 |
| FR2361389A1 (fr) | 1978-03-10 |
| NZ181870A (en) | 1978-11-13 |
| PT65547A (en) | 1976-10-01 |
| SU650506A3 (ru) | 1979-02-28 |
| FR2362128A1 (fr) | 1978-03-17 |
| JPS5248694A (en) | 1977-04-18 |
| SU620210A3 (ru) | 1978-08-15 |
| NL7610437A (nl) | 1977-03-22 |
| FR2361390A1 (fr) | 1978-03-10 |
| DE2639181C3 (de) | 1979-05-31 |
| PT65547B (en) | 1978-03-24 |
| GB1513980A (en) | 1978-06-14 |
| CH617195A5 (en) | 1980-05-14 |
| SU671731A3 (ru) | 1979-06-30 |
| AU1715576A (en) | 1978-03-02 |
| SE7907106L (sv) | 1979-08-27 |
| FR2361388A1 (fr) | 1978-03-10 |
| BE845755A (fr) | 1977-03-01 |
| DE2639181B2 (de) | 1978-10-05 |
| FR2361397A1 (fr) | 1978-03-10 |
| AT347051B (de) | 1978-12-11 |
| SE7609357L (sv) | 1977-03-20 |
| ES441097A1 (es) | 1977-03-16 |
| ATA687976A (de) | 1978-04-15 |
| AR210612A1 (es) | 1977-08-31 |
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