ZA200303349B - Improved process for production of gabapentin intermediate. - Google Patents
Improved process for production of gabapentin intermediate. Download PDFInfo
- Publication number
- ZA200303349B ZA200303349B ZA200303349A ZA200303349A ZA200303349B ZA 200303349 B ZA200303349 B ZA 200303349B ZA 200303349 A ZA200303349 A ZA 200303349A ZA 200303349 A ZA200303349 A ZA 200303349A ZA 200303349 B ZA200303349 B ZA 200303349B
- Authority
- ZA
- South Africa
- Prior art keywords
- reaction
- ammonium hydroxide
- cyclohexanone
- producing
- reacting
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 25
- UGJMXCAKCUNAIE-UHFFFAOYSA-N Gabapentin Chemical compound OC(=O)CC1(CN)CCCCC1 UGJMXCAKCUNAIE-UHFFFAOYSA-N 0.000 title description 21
- 229960002870 gabapentin Drugs 0.000 title description 9
- 238000004519 manufacturing process Methods 0.000 title description 5
- 238000006243 chemical reaction Methods 0.000 claims description 19
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical group CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 13
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexyloxide Natural products O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims description 13
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 10
- 239000000908 ammonium hydroxide Substances 0.000 claims description 10
- ZIUSEGSNTOUIPT-UHFFFAOYSA-N ethyl 2-cyanoacetate Chemical compound CCOC(=O)CC#N ZIUSEGSNTOUIPT-UHFFFAOYSA-N 0.000 claims description 9
- 239000002904 solvent Substances 0.000 claims description 7
- 150000002576 ketones Chemical class 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 150000002148 esters Chemical class 0.000 claims description 3
- MLIREBYILWEBDM-UHFFFAOYSA-M 2-cyanoacetate Chemical compound [O-]C(=O)CC#N MLIREBYILWEBDM-UHFFFAOYSA-M 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 125000002243 cyclohexanonyl group Chemical group *C1(*)C(=O)C(*)(*)C(*)(*)C(*)(*)C1(*)* 0.000 claims description 2
- -1 pentamethylene glutarimides Chemical class 0.000 claims description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 1
- 201000008616 Usher syndrome type 1 Diseases 0.000 claims 1
- RGSFGYAAUTVSQA-UHFFFAOYSA-N pentamethylene Natural products C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims 1
- KNCYXPMJDCCGSJ-UHFFFAOYSA-N piperidine-2,6-dione Chemical class O=C1CCCC(=O)N1 KNCYXPMJDCCGSJ-UHFFFAOYSA-N 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000001961 anticonvulsive agent Substances 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- USFZMSVCRYTOJT-UHFFFAOYSA-N Ammonium acetate Chemical compound N.CC(O)=O USFZMSVCRYTOJT-UHFFFAOYSA-N 0.000 description 1
- 239000005695 Ammonium acetate Substances 0.000 description 1
- 208000018152 Cerebral disease Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 208000010513 Stupor Diseases 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 229940043376 ammonium acetate Drugs 0.000 description 1
- 235000019257 ammonium acetate Nutrition 0.000 description 1
- 230000001773 anti-convulsant effect Effects 0.000 description 1
- 230000003556 anti-epileptic effect Effects 0.000 description 1
- 230000000573 anti-seizure effect Effects 0.000 description 1
- 229960003965 antiepileptics Drugs 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 206010015037 epilepsy Diseases 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 230000002631 hypothermal effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- ANGDWNBGPBMQHW-UHFFFAOYSA-N methyl cyanoacetate Chemical compound COC(=O)CC#N ANGDWNBGPBMQHW-UHFFFAOYSA-N 0.000 description 1
- 229940072228 neurontin Drugs 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 239000002798 polar solvent Substances 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001624 sedative effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
- C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D211/80—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members
- C07D211/84—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen directly attached to ring carbon atoms
- C07D211/86—Oxygen atoms
- C07D211/88—Oxygen atoms attached in positions 2 and 6, e.g. glutarimide
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
- C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
- C07D221/20—Spiro-condensed ring systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US24489100P | 2000-11-02 | 2000-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200303349B true ZA200303349B (en) | 2005-06-09 |
Family
ID=22924517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200303349A ZA200303349B (en) | 2000-11-02 | 2003-04-30 | Improved process for production of gabapentin intermediate. |
Country Status (21)
| Country | Link |
|---|---|
| US (2) | US6613904B2 (es) |
| EP (1) | EP1337506A4 (es) |
| JP (1) | JP2004530637A (es) |
| KR (1) | KR20030048105A (es) |
| CN (1) | CN1471507A (es) |
| AU (1) | AU2002213506A1 (es) |
| CA (1) | CA2427237A1 (es) |
| CZ (1) | CZ20031432A3 (es) |
| DE (1) | DE01981893T1 (es) |
| ES (1) | ES2209674T1 (es) |
| HR (1) | HRP20030443A2 (es) |
| HU (1) | HUP0303352A3 (es) |
| IL (1) | IL155733A0 (es) |
| IS (1) | IS6799A (es) |
| MX (1) | MXPA03003899A (es) |
| NO (1) | NO20031927L (es) |
| PL (1) | PL365569A1 (es) |
| SK (1) | SK6372003A3 (es) |
| WO (1) | WO2002036545A1 (es) |
| YU (1) | YU33303A (es) |
| ZA (1) | ZA200303349B (es) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050004219A1 (en) * | 2003-07-01 | 2005-01-06 | Medtronic, Inc. | Pump systems including injectable gabapentin compositions |
| US20050090549A1 (en) * | 2003-10-23 | 2005-04-28 | Medtronic, Inc. | Intrathecal gabapentin for treatment of pain |
| US20050090548A1 (en) * | 2003-10-23 | 2005-04-28 | Medtronic, Inc. | Intrathecal gabapentin for treatment of epilepsy |
| US20050187295A1 (en) * | 2004-02-19 | 2005-08-25 | Surendra Kalyan | Processes for the preparation of gabapentin |
| ITMI20040501A1 (it) * | 2004-03-17 | 2004-06-17 | Caffaro Spa Ind Chim | Procedimento per la preparazione della monoaamide dell'acrido ciclosendiacetico |
| ITMI20041271A1 (it) * | 2004-06-24 | 2004-09-24 | Zambon Spa | Processo di preparazione di gabapentina |
| CN100341856C (zh) * | 2005-08-19 | 2007-10-10 | 江苏恩华药业集团有限公司 | 盐酸加巴喷丁制备方法 |
| US8495974B2 (en) * | 2009-05-18 | 2013-07-30 | Vito Agosta | Fuel system and method for burning liquid ammonia in engines and boilers |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1142168B (de) * | 1959-07-01 | 1963-01-10 | Warner Lambert Pharmaceutical | Verfahren zur Herstellung von ª‰,ª‰-Penta-methylenbutyrolacton bzw. Salzen der 3, 3-Pentamethylen-4-hydroxybuttersaeure |
| DE2460891C2 (de) | 1974-12-21 | 1982-09-23 | Gödecke AG, 1000 Berlin | 1-Aminomethyl-1-cycloalkanessigsäuren und deren Ester, Verfahren zu deren Herstellung und diese Verbindungen enthaltende Arzneimittel |
| DE3928182A1 (de) * | 1989-08-25 | 1991-02-28 | Goedecke Ag | Verfahren zur herstellung von gabapentin |
| DK0888286T3 (da) * | 1996-03-14 | 2002-02-18 | Warner Lambert Co | Nye substituerede cykliske aminosyrer som farmaceutiske midler |
-
2001
- 2001-10-26 CA CA002427237A patent/CA2427237A1/en not_active Abandoned
- 2001-10-26 KR KR10-2003-7006056A patent/KR20030048105A/ko not_active Application Discontinuation
- 2001-10-26 PL PL01365569A patent/PL365569A1/xx not_active Application Discontinuation
- 2001-10-26 CN CNA018181899A patent/CN1471507A/zh active Pending
- 2001-10-26 HU HU0303352A patent/HUP0303352A3/hu unknown
- 2001-10-26 AU AU2002213506A patent/AU2002213506A1/en not_active Abandoned
- 2001-10-26 MX MXPA03003899A patent/MXPA03003899A/es active IP Right Grant
- 2001-10-26 EP EP01981893A patent/EP1337506A4/en not_active Withdrawn
- 2001-10-26 US US09/984,058 patent/US6613904B2/en not_active Expired - Fee Related
- 2001-10-26 SK SK637-2003A patent/SK6372003A3/sk unknown
- 2001-10-26 ES ES01981893T patent/ES2209674T1/es active Pending
- 2001-10-26 DE DE0001337506T patent/DE01981893T1/de active Pending
- 2001-10-26 WO PCT/US2001/042783 patent/WO2002036545A1/en not_active Application Discontinuation
- 2001-10-26 YU YU33303A patent/YU33303A/sh unknown
- 2001-10-26 IL IL15573301A patent/IL155733A0/xx unknown
- 2001-10-26 JP JP2002539305A patent/JP2004530637A/ja not_active Withdrawn
- 2001-10-26 CZ CZ20031432A patent/CZ20031432A3/cs unknown
-
2003
- 2003-04-29 NO NO20031927A patent/NO20031927L/no not_active Application Discontinuation
- 2003-04-30 IS IS6799A patent/IS6799A/is unknown
- 2003-04-30 ZA ZA200303349A patent/ZA200303349B/en unknown
- 2003-06-02 HR HR20030443A patent/HRP20030443A2/hr not_active Application Discontinuation
- 2003-06-06 US US10/455,314 patent/US6881843B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| IS6799A (is) | 2003-04-30 |
| CA2427237A1 (en) | 2002-05-10 |
| CN1471507A (zh) | 2004-01-28 |
| HUP0303352A2 (hu) | 2004-01-28 |
| CZ20031432A3 (cs) | 2003-12-17 |
| US6881843B2 (en) | 2005-04-19 |
| YU33303A (sh) | 2006-05-25 |
| US20020107395A1 (en) | 2002-08-08 |
| MXPA03003899A (es) | 2005-02-17 |
| JP2004530637A (ja) | 2004-10-07 |
| AU2002213506A1 (en) | 2002-05-15 |
| DE01981893T1 (de) | 2004-05-19 |
| HRP20030443A2 (en) | 2005-04-30 |
| US20030195358A1 (en) | 2003-10-16 |
| US6613904B2 (en) | 2003-09-02 |
| EP1337506A4 (en) | 2005-05-04 |
| ES2209674T1 (es) | 2004-07-01 |
| WO2002036545A1 (en) | 2002-05-10 |
| HUP0303352A3 (en) | 2005-04-28 |
| NO20031927D0 (no) | 2003-04-29 |
| IL155733A0 (en) | 2003-11-23 |
| EP1337506A1 (en) | 2003-08-27 |
| SK6372003A3 (en) | 2003-12-02 |
| PL365569A1 (en) | 2005-01-10 |
| NO20031927L (no) | 2003-04-29 |
| KR20030048105A (ko) | 2003-06-18 |
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