BG65056B1 - Метод за синтез на 1-(аминометил)циклохексилоцетна киселина - Google Patents
Метод за синтез на 1-(аминометил)циклохексилоцетна киселина Download PDFInfo
- Publication number
- BG65056B1 BG65056B1 BG105491A BG10549101A BG65056B1 BG 65056 B1 BG65056 B1 BG 65056B1 BG 105491 A BG105491 A BG 105491A BG 10549101 A BG10549101 A BG 10549101A BG 65056 B1 BG65056 B1 BG 65056B1
- Authority
- BG
- Bulgaria
- Prior art keywords
- formula
- acid
- nitromethyl
- group
- compound
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 14
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 12
- UGJMXCAKCUNAIE-UHFFFAOYSA-N Gabapentin Chemical compound OC(=O)CC1(CN)CCCCC1 UGJMXCAKCUNAIE-UHFFFAOYSA-N 0.000 title claims description 34
- KTVHUWOVEOQHPU-UHFFFAOYSA-N 2-[1-(nitromethyl)cyclohexyl]acetic acid Chemical class OC(=O)CC1(C[N+]([O-])=O)CCCCC1 KTVHUWOVEOQHPU-UHFFFAOYSA-N 0.000 claims abstract description 9
- 125000005982 diphenylmethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])(*)C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 claims abstract description 6
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims abstract description 5
- 125000003545 alkoxy group Chemical group 0.000 claims abstract description 4
- 125000003118 aryl group Chemical group 0.000 claims abstract description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 4
- 239000001257 hydrogen Substances 0.000 claims abstract description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims abstract 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 24
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 15
- 239000002253 acid Substances 0.000 claims description 15
- 150000001875 compounds Chemical class 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 10
- -1 nitromethyl Chemical group 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 8
- 125000005907 alkyl ester group Chemical group 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 239000003153 chemical reaction reagent Substances 0.000 claims description 5
- 238000005984 hydrogenation reaction Methods 0.000 claims description 5
- 150000003839 salts Chemical class 0.000 claims description 5
- LYGJENNIWJXYER-UHFFFAOYSA-N nitromethane Chemical compound C[N+]([O-])=O LYGJENNIWJXYER-UHFFFAOYSA-N 0.000 claims description 4
- 229910052763 palladium Inorganic materials 0.000 claims description 4
- ZPHMHWZOMBHXDM-UHFFFAOYSA-N [1-(nitromethyl)cyclohexyl] acetate Chemical compound CC(=O)OC1(C[N+]([O-])=O)CCCCC1 ZPHMHWZOMBHXDM-UHFFFAOYSA-N 0.000 claims description 3
- 230000007062 hydrolysis Effects 0.000 claims description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 2
- FNIATMYXUPOJRW-UHFFFAOYSA-N cyclohexylidene Chemical group [C]1CCCCC1 FNIATMYXUPOJRW-UHFFFAOYSA-N 0.000 claims 1
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 abstract description 2
- LJOODBDWMQKMFB-UHFFFAOYSA-N cyclohexylacetic acid Chemical compound OC(=O)CC1CCCCC1 LJOODBDWMQKMFB-UHFFFAOYSA-N 0.000 abstract 2
- 229960002870 gabapentin Drugs 0.000 description 11
- 239000000047 product Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- XBUDZAQEMFGLEU-UHFFFAOYSA-N 2-[1-(aminomethyl)cyclohexyl]acetic acid;hydron;chloride Chemical compound Cl.OC(=O)CC1(CN)CCCCC1 XBUDZAQEMFGLEU-UHFFFAOYSA-N 0.000 description 5
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 238000005342 ion exchange Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- PSJGLGWUXBWXHH-BTJKTKAUSA-N (Z)-but-2-enedioic acid cyclohexanecarbonitrile Chemical class N#CC1CCCCC1.OC(=O)\C=C/C(O)=O PSJGLGWUXBWXHH-BTJKTKAUSA-N 0.000 description 2
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- PXIPVTKHYLBLMZ-UHFFFAOYSA-N Sodium azide Chemical compound [Na+].[N-]=[N+]=[N-] PXIPVTKHYLBLMZ-UHFFFAOYSA-N 0.000 description 2
- 150000008065 acid anhydrides Chemical class 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 150000003951 lactams Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000402 monopotassium phosphate Inorganic materials 0.000 description 2
- 235000019796 monopotassium phosphate Nutrition 0.000 description 2
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- JAWPQJDOQPSNIQ-UHFFFAOYSA-N 2-Azaspiro[4.5]decan-3-one Chemical class C1NC(=O)CC21CCCCC2 JAWPQJDOQPSNIQ-UHFFFAOYSA-N 0.000 description 1
- NEAQRZUHTPSBBM-UHFFFAOYSA-N 2-hydroxy-3,3-dimethyl-7-nitro-4h-isoquinolin-1-one Chemical compound C1=C([N+]([O-])=O)C=C2C(=O)N(O)C(C)(C)CC2=C1 NEAQRZUHTPSBBM-UHFFFAOYSA-N 0.000 description 1
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 1
- IVRMZWNICZWHMI-UHFFFAOYSA-N Azide Chemical compound [N-]=[N+]=[N-] IVRMZWNICZWHMI-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 150000008064 anhydrides Chemical class 0.000 description 1
- 239000005557 antagonist Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229960003692 gamma aminobutyric acid Drugs 0.000 description 1
- BTCSSZJGUNDROE-UHFFFAOYSA-N gamma-aminobutyric acid Chemical compound NCCCC(O)=O BTCSSZJGUNDROE-UHFFFAOYSA-N 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 150000002431 hydrogen Chemical group 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- PYFQWDMBAIDELB-UHFFFAOYSA-N methyl 2-[1-(nitromethyl)cyclohexyl]acetate Chemical compound COC(=O)CC1(C[N+]([O-])=O)CCCCC1 PYFQWDMBAIDELB-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 125000002560 nitrile group Chemical group 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 150000002940 palladium Chemical class 0.000 description 1
- NNFCIKHAZHQZJG-UHFFFAOYSA-N potassium cyanide Chemical compound [K+].N#[C-] NNFCIKHAZHQZJG-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000006257 total synthesis reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/49—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
- C07C205/50—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton
- C07C205/51—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being saturated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/12—Preparation of nitro compounds by reactions not involving the formation of nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/04—Formation of amino groups in compounds containing carboxyl groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU9803034A HU225502B1 (en) | 1998-12-29 | 1998-12-29 | Process for producing 1-(amino-metyl)-cyclohexene-acetic-acid and intermediates |
| PCT/HU1999/000102 WO2000039074A1 (en) | 1998-12-29 | 1999-12-23 | Process for the synthesis of 1-(aminomethyl)cyclohexyl-acetic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| BG105491A BG105491A (en) | 2001-12-29 |
| BG65056B1 true BG65056B1 (bg) | 2007-01-31 |
Family
ID=89997614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG105491A BG65056B1 (bg) | 1998-12-29 | 2001-05-07 | Метод за синтез на 1-(аминометил)циклохексилоцетна киселина |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US6765114B1 (enExample) |
| JP (1) | JP2002533431A (enExample) |
| CN (1) | CN1221525C (enExample) |
| AT (1) | ATE250569T1 (enExample) |
| AU (1) | AU1996300A (enExample) |
| BG (1) | BG65056B1 (enExample) |
| CA (1) | CA2349826C (enExample) |
| CZ (1) | CZ301922B6 (enExample) |
| DE (1) | DE69911646T2 (enExample) |
| DK (1) | DK1140793T3 (enExample) |
| EA (1) | EA003555B1 (enExample) |
| EE (1) | EE04587B1 (enExample) |
| ES (1) | ES2207979T3 (enExample) |
| HU (1) | HU225502B1 (enExample) |
| PL (1) | PL196854B1 (enExample) |
| SK (1) | SK287019B6 (enExample) |
| UA (1) | UA73108C2 (enExample) |
| WO (1) | WO2000039074A1 (enExample) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2411787C (en) * | 2000-06-16 | 2007-03-20 | Teva Pharmaceuticals Industries Ltd. | Stable gabapentin having ph within a controlled range |
| CN101484413B (zh) * | 2006-06-30 | 2014-05-14 | Zach系统股份公司 | 制备加巴喷丁的方法 |
| US20110190393A1 (en) * | 2008-06-03 | 2011-08-04 | Generics (Uk) Limited | Novel and efficient method for the synthesis of an amino acid |
| CN104974037B (zh) * | 2014-04-13 | 2019-04-30 | 江苏康缘药业股份有限公司 | 一种含羧基多羰基姜黄素衍生物及其制备方法和应用 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2460891A1 (de) * | 1974-12-21 | 1976-07-01 | Goedecke Ag | Cyclische aminosaeuren |
| EP0414274A2 (de) * | 1989-08-25 | 1991-02-27 | Gödecke Aktiengesellschaft | Verfahren zur Herstellung von 1-Aminomethyl-1-cyclohexanessigsäure |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3253039A (en) * | 1962-02-05 | 1966-05-24 | Engelhard Ind Inc | Catalytic hydrogenation of organic nitrocompounds |
| US3594419A (en) * | 1968-04-15 | 1971-07-20 | Gulf Research Development Co | Process for converting nitroparaffins to amines |
| US3766271A (en) * | 1971-03-04 | 1973-10-16 | Texaco Inc | Homogeneous catalysts useful in the reduction of nitroparaffins to amines |
| US4894476A (en) * | 1988-05-02 | 1990-01-16 | Warner-Lambert Company | Gabapentin monohydrate and a process for producing the same |
| DE3928183A1 (de) * | 1989-08-25 | 1991-02-28 | Goedecke Ag | Lactamfreie cyclische aminosaeuren |
| FI905584L (fi) | 1989-11-16 | 1991-05-17 | Lonza Ag | Foerfarande foer framstaellning av 1-(aminometyl)cyklohexanaettikssyra. |
| ATE323067T1 (de) * | 1997-10-27 | 2006-04-15 | Warner Lambert Co | Zyklische aminosäuren und deren derivate als arzneimittel |
-
1998
- 1998-12-29 HU HU9803034A patent/HU225502B1/hu not_active IP Right Cessation
-
1999
- 1999-12-23 CZ CZ20012070A patent/CZ301922B6/cs not_active IP Right Cessation
- 1999-12-23 US US09/856,517 patent/US6765114B1/en not_active Expired - Fee Related
- 1999-12-23 SK SK937-2001A patent/SK287019B6/sk not_active IP Right Cessation
- 1999-12-23 PL PL348461A patent/PL196854B1/pl not_active IP Right Cessation
- 1999-12-23 WO PCT/HU1999/000102 patent/WO2000039074A1/en not_active Ceased
- 1999-12-23 CA CA002349826A patent/CA2349826C/en not_active Expired - Fee Related
- 1999-12-23 UA UA2001075268A patent/UA73108C2/uk unknown
- 1999-12-23 EA EA200100723A patent/EA003555B1/ru not_active IP Right Cessation
- 1999-12-23 ES ES99963652T patent/ES2207979T3/es not_active Expired - Lifetime
- 1999-12-23 EE EEP200100295A patent/EE04587B1/xx not_active IP Right Cessation
- 1999-12-23 DK DK99963652T patent/DK1140793T3/da active
- 1999-12-23 AT AT99963652T patent/ATE250569T1/de not_active IP Right Cessation
- 1999-12-23 CN CNB998129593A patent/CN1221525C/zh not_active Expired - Fee Related
- 1999-12-23 DE DE69911646T patent/DE69911646T2/de not_active Expired - Lifetime
- 1999-12-23 AU AU19963/00A patent/AU1996300A/en not_active Abandoned
- 1999-12-23 JP JP2000590987A patent/JP2002533431A/ja active Pending
-
2001
- 2001-05-07 BG BG105491A patent/BG65056B1/bg unknown
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2460891A1 (de) * | 1974-12-21 | 1976-07-01 | Goedecke Ag | Cyclische aminosaeuren |
| US4024175A (en) * | 1974-12-21 | 1977-05-17 | Warner-Lambert Company | Cyclic amino acids |
| EP0414274A2 (de) * | 1989-08-25 | 1991-02-27 | Gödecke Aktiengesellschaft | Verfahren zur Herstellung von 1-Aminomethyl-1-cyclohexanessigsäure |
Also Published As
| Publication number | Publication date |
|---|---|
| BG105491A (en) | 2001-12-29 |
| AU1996300A (en) | 2000-07-31 |
| EE200100295A (et) | 2002-12-16 |
| CZ20012070A3 (cs) | 2001-09-12 |
| HUP9803034A2 (hu) | 2001-02-28 |
| CN1221525C (zh) | 2005-10-05 |
| ATE250569T1 (de) | 2003-10-15 |
| CA2349826A1 (en) | 2000-07-06 |
| HU225502B1 (en) | 2007-01-29 |
| WO2000039074A1 (en) | 2000-07-06 |
| PL196854B1 (pl) | 2008-02-29 |
| US6765114B1 (en) | 2004-07-20 |
| DE69911646T2 (de) | 2004-07-08 |
| ES2207979T3 (es) | 2004-06-01 |
| CZ301922B6 (cs) | 2010-07-28 |
| SK287019B6 (sk) | 2009-09-07 |
| CA2349826C (en) | 2009-05-12 |
| EE04587B1 (et) | 2006-02-15 |
| PL348461A1 (en) | 2002-05-20 |
| SK9372001A3 (en) | 2002-01-07 |
| DK1140793T3 (da) | 2004-02-02 |
| EA003555B1 (ru) | 2003-06-26 |
| UA73108C2 (en) | 2005-06-15 |
| EA200100723A1 (ru) | 2001-12-24 |
| CN1325378A (zh) | 2001-12-05 |
| JP2002533431A (ja) | 2002-10-08 |
| DE69911646D1 (de) | 2003-10-30 |
| HU9803034D0 (en) | 1999-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113943336B (zh) | 一种以ba为原料合成胆固醇的方法 | |
| JPH06271519A (ja) | ５−アミノレブリン酸の製造方法 | |
| US20040106818A1 (en) | Process for the preparation of cyclohexanol derivatives | |
| US5498733A (en) | Synthesis of nylon-11 monomer | |
| DE3878126T2 (de) | Optisch aktives hydroxybenzylamin-derivat, optisch aktive amin-bor-verbindung, die dieses derivat enthaelt und verfahren zur produktion einer optisch aktiven verbindung unter verwendung dieser verbindung. | |
| US6765114B1 (en) | Process for the synthesis of 1-(aminomethyl)cyclohexyl-acetic acid | |
| US20050148792A1 (en) | Process for the preparation of gabapentin | |
| US6689913B2 (en) | Process for preparing terbinafine and HCI salt thereof | |
| JP3814881B2 (ja) | シクロヘキシルアミノ酸類の製造方法 | |
| EP1140793B1 (en) | Process for the synthesis of 1-(aminomethyl)cyclohexyl-acetic acid | |
| DE69804920T2 (de) | Verfahren zur Herstellung von Furopyridin-Derivaten und Zwischenprodukten | |
| EP1599446B1 (en) | An improved process for the preparation of gabalactam | |
| WO2006034692A1 (de) | VERFAHREN ZUR HYDRIERUNG VON α,β-UNGESÄTTIGTEN CARBONYLVERBINDUNGEN | |
| CN112608247B (zh) | 辣椒素的制备方法及利用该方法制备得到的辣椒素 | |
| EP1238965B1 (en) | A process for the preparation of 1-(2-dimethylamino-(4-methoxyphenyl)-ethyl)cyclohexanol | |
| US6403843B1 (en) | Process for the preparation of 1-(3,4-dimethoxyphenyl)ethanol | |
| WO2007104359A1 (en) | Synthesis of amines with ytterbium lewis acids | |
| JP2508155B2 (ja) | ４−ビフェニル酢酸の製造法 | |
| JPH1112238A (ja) | １−（β−ヒドロキシエチル）−２，５−ジアミノベンゼン又はその塩の製造法 | |
| JPH08109170A (ja) | ヘキサヒドロピリダジンの製造方法 | |
| JPH0892179A (ja) | ５−アミノレブリン酸の製造方法 | |
| RU2051906C1 (ru) | 2-аза-4-(алкоксикарбонил)спиро(4,5)декан-3-он и диалкиловый эфир (1-цианоциклогексил)-малоновой кислоты | |
| JPH09143158A (ja) | ２−アルキルインドリンの製造方法 | |
| CN117024499A (zh) | 在2位引入亚甲基羟基的甾体化合物制备方法 | |
| JPH03176463A (ja) | ピロリジノール誘導体およびその製法 |