SG52146A1 - Improved large-scale process for azapirone synthesis - Google Patents
Improved large-scale process for azapirone synthesisInfo
- Publication number
- SG52146A1 SG52146A1 SG1995000398A SG1995000398A SG52146A1 SG 52146 A1 SG52146 A1 SG 52146A1 SG 1995000398 A SG1995000398 A SG 1995000398A SG 1995000398 A SG1995000398 A SG 1995000398A SG 52146 A1 SG52146 A1 SG 52146A1
- Authority
- SG
- Singapore
- Prior art keywords
- azapirone
- synthesis
- scale process
- improved large
- improved
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
- C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
- C07D403/04—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings directly linked by a ring-member-to-ring-member bond
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
- C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
- C07D401/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US23855194A | 1994-05-05 | 1994-05-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SG52146A1 true SG52146A1 (en) | 1998-09-28 |
Family
ID=22898403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SG1995000398A SG52146A1 (en) | 1994-05-05 | 1995-05-04 | Improved large-scale process for azapirone synthesis |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0680961A1 (hu) |
| JP (1) | JPH07304769A (hu) |
| KR (1) | KR950032179A (hu) |
| CN (1) | CN1044474C (hu) |
| AU (1) | AU679843B2 (hu) |
| CA (1) | CA2146593A1 (hu) |
| FI (1) | FI952142A (hu) |
| HU (1) | HUT72060A (hu) |
| IL (1) | IL113596A (hu) |
| SG (1) | SG52146A1 (hu) |
| TW (1) | TW304952B (hu) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2146593A1 (en) * | 1994-05-05 | 1995-11-06 | Jack Melton | Large-scale process for azapirone synthesis |
| IT201900000657A1 (it) * | 2019-01-16 | 2020-07-16 | Procos Spa | Processo per la sintesi di gepirone |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4351939A (en) * | 1980-10-16 | 1982-09-28 | Mead Johnson & Company | Spiro-quaternary ammonium halides and N-(2-pyrimidinyl)piperazinylalkylazaspiroalkanedione process |
| US4423049A (en) * | 1981-12-28 | 1983-12-27 | Mead Johnson & Company | 2-[4-[(4,4-Dialkyl-2,6-piperidinedion-1-yl)butyl]-1-piperazinyl]pyrimidines |
| DE3321969A1 (de) * | 1983-06-18 | 1984-12-20 | Troponwerke GmbH & Co KG, 5000 Köln | 2-pyrimidinyl-1-piperazin-derivate, verfahren zu ihrer herstellung und diese enthaltende arzneimittel |
| CA1286672C (en) * | 1985-10-16 | 1991-07-23 | Magid A. Abou-Gharbia | Fused bicyclic imides with psychotropic activity |
| US5130315A (en) * | 1991-01-10 | 1992-07-14 | Raymond R. Wittekind | 1-piperazinyl-2-butenes and -2-butynes |
| HU217129B (hu) * | 1993-07-16 | 1999-11-29 | EGIS Gyógyszergyár Rt. | Eljárás nagy tisztaságú buspiron gyógyászati hatóanyag előállítására |
| CA2146593A1 (en) * | 1994-05-05 | 1995-11-06 | Jack Melton | Large-scale process for azapirone synthesis |
-
1995
- 1995-04-07 CA CA002146593A patent/CA2146593A1/en not_active Abandoned
- 1995-04-11 TW TW084103518A patent/TW304952B/zh active
- 1995-04-13 EP EP95400844A patent/EP0680961A1/en not_active Ceased
- 1995-05-02 JP JP7108580A patent/JPH07304769A/ja active Pending
- 1995-05-03 KR KR1019950010858A patent/KR950032179A/ko not_active Application Discontinuation
- 1995-05-03 IL IL11359695A patent/IL113596A/xx not_active IP Right Cessation
- 1995-05-04 FI FI952142A patent/FI952142A/fi unknown
- 1995-05-04 AU AU17837/95A patent/AU679843B2/en not_active Ceased
- 1995-05-04 HU HU9501293A patent/HUT72060A/hu unknown
- 1995-05-04 SG SG1995000398A patent/SG52146A1/en unknown
- 1995-05-04 CN CN95104790A patent/CN1044474C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2146593A1 (en) | 1995-11-06 |
| IL113596A (en) | 1999-07-14 |
| FI952142A (fi) | 1995-11-06 |
| FI952142A0 (fi) | 1995-05-04 |
| IL113596A0 (en) | 1995-08-31 |
| AU1783795A (en) | 1995-11-16 |
| AU679843B2 (en) | 1997-07-10 |
| JPH07304769A (ja) | 1995-11-21 |
| CN1044474C (zh) | 1999-08-04 |
| EP0680961A1 (en) | 1995-11-08 |
| KR950032179A (ko) | 1995-12-20 |
| CN1115317A (zh) | 1996-01-24 |
| TW304952B (hu) | 1997-05-11 |
| HUT72060A (en) | 1996-03-28 |
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