CH643555A5 - Hydroxyimino-e-homo-eburnane sowie verfahren zu ihrer herstellung. - Google Patents

Hydroxyimino-e-homo-eburnane sowie verfahren zu ihrer herstellung. Download PDF

Info

Publication number: CH643555A5
Authority: CH; Switzerland
Prior art keywords: general formula; compounds; acid; homo; optically active
Prior art date: 1978-12-01

Application number

CH1058579A

Other languages

German (de)

English (en)

Inventor

Csaba Szantay

Lajos Szabo

Gyoergy Kalaus

Janos Kreidl

Maria Farkas-Kirjak

Andras Nemes

Bela Benkoe

Ida Deutsch-Juhasz

Original Assignee

Richter Gedeon Vegyeszet

Priority date (The priority date 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 date listed.)

1978-12-01

Filing date

1979-11-28

Publication date

1984-06-15

1979-11-28 Application filed by Richter Gedeon Vegyeszet filed Critical Richter Gedeon Vegyeszet

1984-06-15 Publication of CH643555A5 publication Critical patent/CH643555A5/de

Links

238000000034 method Methods 0.000 title claims description 23
238000004519 manufacturing process Methods 0.000 title description 3
150000001875 compounds Chemical class 0.000 claims description 27
239000002253 acid Substances 0.000 claims description 20
150000003839 salts Chemical class 0.000 claims description 20
239000000203 mixture Substances 0.000 claims description 16
238000006243 chemical reaction Methods 0.000 claims description 14
NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 claims description 12
239000002904 solvent Substances 0.000 claims description 10
AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 claims description 7
239000003960 organic solvent Substances 0.000 claims description 7
125000000217 alkyl group Chemical group 0.000 claims description 5
238000002360 preparation method Methods 0.000 claims description 5
238000000926 separation method Methods 0.000 claims description 5
125000004432 carbon atom Chemical group C* 0.000 claims description 4
230000003647 oxidation Effects 0.000 claims description 4
238000007254 oxidation reaction Methods 0.000 claims description 4
239000007788 liquid Substances 0.000 claims description 3
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
150000007530 organic bases Chemical class 0.000 claims 1
RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 28
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 21
YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 18
239000000243 solution Substances 0.000 description 11
-1 Alkyl sulfonic acid Chemical compound 0.000 description 10
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
239000000047 product Substances 0.000 description 9
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 8
239000011541 reaction mixture Substances 0.000 description 7
238000001953 recrystallisation Methods 0.000 description 6
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
239000007800 oxidant agent Substances 0.000 description 5
239000007858 starting material Substances 0.000 description 5
WTDHULULXKLSOZ-UHFFFAOYSA-N Hydroxylamine hydrochloride Chemical compound Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 4
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
239000002585 base Substances 0.000 description 4
125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 4
239000000706 filtrate Substances 0.000 description 4
238000001914 filtration Methods 0.000 description 4
229910052757 nitrogen Inorganic materials 0.000 description 4
UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 4
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
229910000102 alkali metal hydride Inorganic materials 0.000 description 3
150000008046 alkali metal hydrides Chemical class 0.000 description 3
239000011230 binding agent Substances 0.000 description 3
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
238000001704 evaporation Methods 0.000 description 3
230000008020 evaporation Effects 0.000 description 3
238000000746 purification Methods 0.000 description 3
239000000741 silica gel Substances 0.000 description 3
229910002027 silica gel Inorganic materials 0.000 description 3
229960001866 silicon dioxide Drugs 0.000 description 3
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 2
AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Chemical compound OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 2
AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
DDNCQMVWWZOMLN-IRLDBZIGSA-N Vinpocetine Chemical compound C1=CC=C2C(CCN3CCC4)=C5[C@@H]3[C@]4(CC)C=C(C(=O)OCC)N5C2=C1 DDNCQMVWWZOMLN-IRLDBZIGSA-N 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
229910052783 alkali metal Inorganic materials 0.000 description 2
239000000908 ammonium hydroxide Substances 0.000 description 2
238000004458 analytical method Methods 0.000 description 2
WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
238000004587 chromatography analysis Methods 0.000 description 2
XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 2
YWEUIGNSBFLMFL-UHFFFAOYSA-N diphosphonate Chemical compound O=P(=O)OP(=O)=O YWEUIGNSBFLMFL-UHFFFAOYSA-N 0.000 description 2
239000004220 glutamic acid Substances 0.000 description 2
239000000543 intermediate Substances 0.000 description 2
239000013067 intermediate product Substances 0.000 description 2
JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 2
238000001819 mass spectrum Methods 0.000 description 2
BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
DLYUQMMRRRQYAE-UHFFFAOYSA-N phosphorus pentoxide Inorganic materials O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 description 2
238000012746 preparative thin layer chromatography Methods 0.000 description 2
YGSDEFSMJLZEOE-UHFFFAOYSA-N salicylic acid Chemical compound OC(=O)C1=CC=CC=C1O YGSDEFSMJLZEOE-UHFFFAOYSA-N 0.000 description 2
JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 2
VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
238000005406 washing Methods 0.000 description 2
BJEPYKJPYRNKOW-REOHCLBHSA-N (S)-malic acid Chemical compound OC(=O)[C@@H](O)CC(O)=O BJEPYKJPYRNKOW-REOHCLBHSA-N 0.000 description 1
WBYWAXJHAXSJNI-VOTSOKGWSA-M .beta-Phenylacrylic acid Natural products [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 description 1
ZXSQEZNORDWBGZ-UHFFFAOYSA-N 1,3-dihydropyrrolo[2,3-b]pyridin-2-one Chemical compound C1=CN=C2NC(=O)CC2=C1 ZXSQEZNORDWBGZ-UHFFFAOYSA-N 0.000 description 1
OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
239000005711 Benzoic acid Substances 0.000 description 1
SVQKNOGEKRUIHW-UHFFFAOYSA-N CC(C1CCCN2C1=C3C(CC2)C4C=CC=CC4=N3)C(=O)OC Chemical class CC(C1CCCN2C1=C3C(CC2)C4C=CC=CC4=N3)C(=O)OC SVQKNOGEKRUIHW-UHFFFAOYSA-N 0.000 description 1
WBYWAXJHAXSJNI-SREVYHEPSA-N Cinnamic acid Chemical compound OC(=O)\C=C/C1=CC=CC=C1 WBYWAXJHAXSJNI-SREVYHEPSA-N 0.000 description 1
FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 1
CKLJMWTZIZZHCS-REOHCLBHSA-N L-aspartic acid Chemical compound OC(=O)[C@@H](N)CC(O)=O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 description 1
WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 1
CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 1
OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
235000011054 acetic acid Nutrition 0.000 description 1
239000003929 acidic solution Substances 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
239000012670 alkaline solution Substances 0.000 description 1
125000005907 alkyl ester group Chemical group 0.000 description 1
BJEPYKJPYRNKOW-UHFFFAOYSA-N alpha-hydroxysuccinic acid Natural products OC(=O)C(O)CC(O)=O BJEPYKJPYRNKOW-UHFFFAOYSA-N 0.000 description 1
229910000147 aluminium phosphate Inorganic materials 0.000 description 1
150000001408 amides Chemical class 0.000 description 1
235000001014 amino acid Nutrition 0.000 description 1
150000001413 amino acids Chemical class 0.000 description 1
235000010323 ascorbic acid Nutrition 0.000 description 1
239000011668 ascorbic acid Substances 0.000 description 1
229960005070 ascorbic acid Drugs 0.000 description 1
235000003704 aspartic acid Nutrition 0.000 description 1
235000010233 benzoic acid Nutrition 0.000 description 1
OQFSQFPPLPISGP-UHFFFAOYSA-N beta-carboxyaspartic acid Natural products OC(=O)C(N)C(C(O)=O)C(O)=O OQFSQFPPLPISGP-UHFFFAOYSA-N 0.000 description 1
230000004071 biological effect Effects 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
150000001735 carboxylic acids Chemical class 0.000 description 1
230000002490 cerebral effect Effects 0.000 description 1
150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
229940117975 chromium trioxide Drugs 0.000 description 1
WGLPBDUCMAPZCE-UHFFFAOYSA-N chromium trioxide Inorganic materials O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
GAMDZJFZMJECOS-UHFFFAOYSA-N chromium(6+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Cr+6] GAMDZJFZMJECOS-UHFFFAOYSA-N 0.000 description 1
235000013985 cinnamic acid Nutrition 0.000 description 1
229930016911 cinnamic acid Natural products 0.000 description 1
235000015165 citric acid Nutrition 0.000 description 1
MZUPWNMULGRONZ-UHFFFAOYSA-N cyclohexylsulfonylcyclohexane Chemical compound C1CCCCC1S(=O)(=O)C1CCCCC1 MZUPWNMULGRONZ-UHFFFAOYSA-N 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
150000001983 dialkylethers Chemical class 0.000 description 1
239000003480 eluent Substances 0.000 description 1
235000019253 formic acid Nutrition 0.000 description 1
239000001530 fumaric acid Substances 0.000 description 1
235000011087 fumaric acid Nutrition 0.000 description 1
235000013922 glutamic acid Nutrition 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
239000012535 impurity Substances 0.000 description 1
238000002329 infrared spectrum Methods 0.000 description 1
150000007529 inorganic bases Chemical class 0.000 description 1
125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
125000004491 isohexyl group Chemical group C(CCC(C)C)* 0.000 description 1
125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
239000004310 lactic acid Substances 0.000 description 1
235000014655 lactic acid Nutrition 0.000 description 1
VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
239000011976 maleic acid Substances 0.000 description 1
239000001630 malic acid Substances 0.000 description 1
235000011090 malic acid Nutrition 0.000 description 1
229940098779 methanesulfonic acid Drugs 0.000 description 1
WBYWAXJHAXSJNI-UHFFFAOYSA-N methyl p-hydroxycinnamate Natural products OC(=O)C=CC1=CC=CC=C1 WBYWAXJHAXSJNI-UHFFFAOYSA-N 0.000 description 1
150000007522 mineralic acids Chemical class 0.000 description 1
239000012452 mother liquor Substances 0.000 description 1
125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 1
125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
235000006408 oxalic acid Nutrition 0.000 description 1
125000003544 oxime group Chemical group 0.000 description 1
125000004043 oxo group Chemical group O=* 0.000 description 1
FJKROLUGYXJWQN-UHFFFAOYSA-N papa-hydroxy-benzoic acid Natural products OC(=O)C1=CC=C(O)C=C1 FJKROLUGYXJWQN-UHFFFAOYSA-N 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
235000019260 propionic acid Nutrition 0.000 description 1
125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
239000012429 reaction media Substances 0.000 description 1
229960004889 salicylic acid Drugs 0.000 description 1
LKZMBDSASOBTPN-UHFFFAOYSA-L silver carbonate Substances [Ag].[O-]C([O-])=O LKZMBDSASOBTPN-UHFFFAOYSA-L 0.000 description 1
229910001958 silver carbonate Inorganic materials 0.000 description 1
239000007787 solid Substances 0.000 description 1
239000000126 substance Substances 0.000 description 1
239000011975 tartaric acid Substances 0.000 description 1
235000002906 tartaric acid Nutrition 0.000 description 1
125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
125000005270 trialkylamine group Chemical group 0.000 description 1
238000005292 vacuum distillation Methods 0.000 description 1
229940124549 vasodilator Drugs 0.000 description 1
239000003071 vasodilator agent Substances 0.000 description 1
229960000744 vinpocetine Drugs 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/22—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed systems contains four or more hetero rings

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Epoxy Compounds (AREA)
Nitrogen Condensed Heterocyclic Rings (AREA)

CH1058579A 1978-12-01 1979-11-28 Hydroxyimino-e-homo-eburnane sowie verfahren zu ihrer herstellung. CH643555A5 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
HURI000691 HU177731B (en)	1978-12-01	1978-12-01	Process for producing hydroxyimino-e-homoo-eburnanes

Publications (1)

Publication Number	Publication Date
CH643555A5 true CH643555A5 (de)	1984-06-15

Family

ID=11001078

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1058579A CH643555A5 (de)	1978-12-01	1979-11-28	Hydroxyimino-e-homo-eburnane sowie verfahren zu ihrer herstellung.

Country Status (8)

Country	Link
JP (1)	JPS5579386A (fr)
AT (1)	AT374804B (fr)
BE (1)	BE880331A (fr)
CH (1)	CH643555A5 (fr)
DE (1)	DE2948144A1 (fr)
FR (1)	FR2442847A1 (fr)
GB (1)	GB2037757B (fr)
HU (1)	HU177731B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
HU179292B (en) *	1978-12-01	1982-09-28	Richter Gedeon Vegyeszet	Process for preparing ester derivatives of apovincaminic acid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
HU179292B (en) *	1978-12-01	1982-09-28	Richter Gedeon Vegyeszet	Process for preparing ester derivatives of apovincaminic acid

1978
- 1978-12-01 HU HURI000691 patent/HU177731B/hu not_active IP Right Cessation
1979
- 1979-11-27 FR FR7929175A patent/FR2442847A1/fr active Granted
- 1979-11-28 CH CH1058579A patent/CH643555A5/de not_active IP Right Cessation
- 1979-11-29 DE DE19792948144 patent/DE2948144A1/de not_active Ceased
- 1979-11-29 AT AT756079A patent/AT374804B/de not_active IP Right Cessation
- 1979-11-29 BE BE0/198346A patent/BE880331A/fr not_active IP Right Cessation
- 1979-11-30 GB GB7941362A patent/GB2037757B/en not_active Expired
- 1979-12-01 JP JP15500379A patent/JPS5579386A/ja active Pending

Also Published As

Publication number	Publication date
DE2948144A1 (de)	1980-06-04
FR2442847B1 (fr)	1983-07-01
BE880331A (fr)	1980-05-29
GB2037757A (en)	1980-07-16
HU177731B (en)	1981-12-28
ATA756079A (de)	1983-10-15
AT374804B (de)	1984-06-12
JPS5579386A (en)	1980-06-14
FR2442847A1 (fr)	1980-06-27
GB2037757B (en)	1982-12-15

Legal Events

Date	Code	Title	Description
1987-07-31	PL	Patent ceased
2024-10-31	PL	Patent ceased

Publication	Publication Date	Title
DE3012533C2 (fr)	1988-09-29
CH649999A5 (de)	1985-06-28	10-brom-e-homo-eburnane.
DE69910983T2 (de)	2004-07-15	Synthese von chiralen beta-aminosäuren
CH643555A5 (de)	1984-06-15	Hydroxyimino-e-homo-eburnane sowie verfahren zu ihrer herstellung.
DE3026602C2 (fr)	1990-05-03
DE2151036C2 (de)	1982-03-04	6-Azido- und 6-Amino-penicillansäureester und Verfahren zu deren Herstellung
DE2948116A1 (de)	1980-06-19	Verfahren zur herstellung von apovincaminsaeureester-derivaten
DE2813015C2 (de)	1983-10-20	Verfahren zur Herstellung von Apovincaminsäureestern
DE3214942C2 (fr)	1992-01-02
DE3639583C2 (fr)	1992-07-30
AT395148B (de)	1992-09-25	Verfahren zur herstellung von 1-(3-mercapto-(2s)methyl-1-oxo-propyl)-l-prolin
EP0385287A2 (fr)	1990-09-05	Procédé de préparation de dérivés la D-mannosamine
CH655315A5 (de)	1986-04-15	Verfahren zur herstellung einer aminolactoncarbonsaeure.
DE2112778B2 (de)	1979-08-30	Verfahren zur Herstellung von 2-CyBn-S^Ae-IeITaChIOr- bzw. brombenzoesäurealkylestern
DE3712586C2 (fr)	1989-07-06
DE2222186C3 (de)	1978-02-16	Verfahren zur Herstellung von Vincamin und analogen Verbindungen
CH652126A5 (en)	1985-10-31	Process for preparing halovincaminic acid and haloapovincaminic acid ester derivatives
AT350198B (de)	1979-05-10	Verfahren zur herstellung neuer 5,9-beta- disubstituierter 2-tetrahydrofurfuryl-6,7- benzomorphane und deren saeureadditionssalzen
AT394720B (de)	1992-06-10	Verfahren zur herstellung von 17,18hu8505101758/85
DD244555A5 (de)	1987-04-08	Verfahren zur herstellung von eburnamenin-derivaten
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