PT919548E - Processo para a producao de acido nicotinico - Google Patents
Processo para a producao de acido nicotinicoInfo
- Publication number
- PT919548E PT919548E PT98122066T PT98122066T PT919548E PT 919548 E PT919548 E PT 919548E PT 98122066 T PT98122066 T PT 98122066T PT 98122066 T PT98122066 T PT 98122066T PT 919548 E PT919548 E PT 919548E
- Authority
- PT
- Portugal
- Prior art keywords
- production
- acid
- nicothinic
- degrees
- mbar
- Prior art date
Links
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
- C07D213/79—Acids; Esters
- C07D213/803—Processes of preparation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B41/00—Formation or introduction of functional groups containing oxygen
- C07B41/08—Formation or introduction of functional groups containing oxygen of carboxyl groups or salts, halides or anhydrides thereof
-
- 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
- C07D213/79—Acids; Esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH271997 | 1997-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT919548E true PT919548E (pt) | 2004-09-30 |
Family
ID=4240069
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT04010155T PT1440967E (pt) | 1997-11-25 | 1998-11-20 | Processo para a producao de acido nicotinico |
| PT98122066T PT919548E (pt) | 1997-11-25 | 1998-11-20 | Processo para a producao de acido nicotinico |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT04010155T PT1440967E (pt) | 1997-11-25 | 1998-11-20 | Processo para a producao de acido nicotinico |
Country Status (21)
| Country | Link |
|---|---|
| US (2) | US6077957A (pt) |
| EP (2) | EP0919548B1 (pt) |
| JP (1) | JP4586214B2 (pt) |
| KR (1) | KR100611542B1 (pt) |
| CN (2) | CN100478332C (pt) |
| AT (2) | ATE321753T1 (pt) |
| CA (1) | CA2253615C (pt) |
| CZ (2) | CZ296940B6 (pt) |
| DE (2) | DE59811380D1 (pt) |
| DK (2) | DK0919548T3 (pt) |
| ES (2) | ES2221110T3 (pt) |
| HK (2) | HK1019148A1 (pt) |
| HU (2) | HU226169B1 (pt) |
| IL (1) | IL127201A (pt) |
| IN (1) | IN187776B (pt) |
| MX (1) | MXPA98009833A (pt) |
| NO (1) | NO311887B1 (pt) |
| PL (1) | PL193360B1 (pt) |
| PT (2) | PT1440967E (pt) |
| SK (2) | SK284427B6 (pt) |
| TW (1) | TW495503B (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100386317C (zh) * | 2004-04-08 | 2008-05-07 | 长春石油化学股份有限公司 | 烟碱酸的制造方法及该方法所用的触媒 |
| CN101528701B (zh) * | 2006-08-08 | 2011-10-19 | 陶氏益农公司 | 急冷含氰基吡啶的气体反应产物的方法 |
| CN106013660B (zh) * | 2016-07-05 | 2018-02-06 | 广州新静界消音材料有限公司 | 一种吸音板及其安装方法 |
| CN106086103A (zh) * | 2016-07-11 | 2016-11-09 | 江南大学 | 一种饲料级烟酸的分离提取方法 |
| CN109134360A (zh) * | 2018-09-19 | 2019-01-04 | 安徽瑞邦生物科技有限公司 | 烟酸铵溶液喷雾干燥生产烟酸的工艺 |
| CN108997206A (zh) * | 2018-09-19 | 2018-12-14 | 安徽瑞邦生物科技有限公司 | 一种以烟酸铵为原料生产烟酸的方法 |
| CN112344988A (zh) * | 2020-10-15 | 2021-02-09 | 南京航空航天大学 | 一种挤压油膜阻尼器入口油压油温的测量装置 |
| CN114456107A (zh) * | 2020-11-10 | 2022-05-10 | 安徽瑞邦生物科技有限公司 | 一种以异烟酸铵为原料生产异烟酸的方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PL75604B1 (pt) * | 1972-05-19 | 1974-12-31 | ||
| JPS4949966A (pt) * | 1972-09-18 | 1974-05-15 | ||
| US3929811A (en) * | 1973-11-15 | 1975-12-30 | Lummus Co | Production of pyridine nitriles and carboxylic acids |
| JPS5311073A (en) * | 1976-07-19 | 1978-02-01 | Nippon Telegr & Teleph Corp <Ntt> | Phase constant measuring method |
-
1998
- 1998-11-10 CA CA002253615A patent/CA2253615C/en not_active Expired - Fee Related
- 1998-11-17 SK SK1581-98A patent/SK284427B6/sk not_active IP Right Cessation
- 1998-11-17 TW TW087118988A patent/TW495503B/zh not_active IP Right Cessation
- 1998-11-17 SK SK384-2004A patent/SK285375B6/sk not_active IP Right Cessation
- 1998-11-17 IN IN2592MA1998 patent/IN187776B/en unknown
- 1998-11-20 ES ES98122066T patent/ES2221110T3/es not_active Expired - Lifetime
- 1998-11-20 DK DK98122066T patent/DK0919548T3/da active
- 1998-11-20 DE DE59811380T patent/DE59811380D1/de not_active Expired - Lifetime
- 1998-11-20 AT AT04010155T patent/ATE321753T1/de active
- 1998-11-20 JP JP33061698A patent/JP4586214B2/ja not_active Expired - Fee Related
- 1998-11-20 DE DE59813463T patent/DE59813463D1/de not_active Expired - Lifetime
- 1998-11-20 DK DK04010155T patent/DK1440967T3/da active
- 1998-11-20 PT PT04010155T patent/PT1440967E/pt unknown
- 1998-11-20 EP EP98122066A patent/EP0919548B1/de not_active Expired - Lifetime
- 1998-11-20 EP EP04010155A patent/EP1440967B1/de not_active Expired - Lifetime
- 1998-11-20 PT PT98122066T patent/PT919548E/pt unknown
- 1998-11-20 ES ES04010155T patent/ES2259783T3/es not_active Expired - Lifetime
- 1998-11-20 AT AT98122066T patent/ATE266640T1/de active
- 1998-11-23 KR KR1019980050257A patent/KR100611542B1/ko not_active IP Right Cessation
- 1998-11-23 IL IL12720198A patent/IL127201A/xx not_active IP Right Cessation
- 1998-11-23 CZ CZ0381698A patent/CZ296940B6/cs not_active IP Right Cessation
- 1998-11-23 CZ CZ20041093A patent/CZ296894B6/cs not_active IP Right Cessation
- 1998-11-23 US US09/197,477 patent/US6077957A/en not_active Expired - Lifetime
- 1998-11-24 PL PL329865A patent/PL193360B1/pl not_active IP Right Cessation
- 1998-11-24 NO NO19985489A patent/NO311887B1/no not_active IP Right Cessation
- 1998-11-24 MX MXPA98009833A patent/MXPA98009833A/es not_active IP Right Cessation
- 1998-11-25 CN CNB2006101003638A patent/CN100478332C/zh not_active Expired - Fee Related
- 1998-11-25 HU HU0501124A patent/HU226169B1/hu not_active IP Right Cessation
- 1998-11-25 CN CNB981229360A patent/CN1272321C/zh not_active Expired - Fee Related
- 1998-11-25 HU HU9802719A patent/HU225089B1/hu not_active IP Right Cessation
-
1999
- 1999-10-04 HK HK99104304A patent/HK1019148A1/xx not_active IP Right Cessation
-
2000
- 2000-06-20 US US09/597,244 patent/US6376677B1/en not_active Expired - Lifetime
-
2007
- 2007-07-17 HK HK07107627.9A patent/HK1103234A1/xx not_active IP Right Cessation
Also Published As
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