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乙二醇
甲醛
63148-62-9
MDI
丁酮
二甲基亚砜
碳酸氢钠
471-34-1
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乙二醇
甲醛
63148-62-9
MDI
丁酮
二甲基亚砜
碳酸氢钠
471-34-1
4-羟基咔唑
合成路线
（共 31 条）
52602-39-8
4-羟基咔唑
→
反应条件
72955-94-3
N-苄基卡维地洛
反应条件
1: sodium hydroxide / water; dimethyl sulfoxide / 12 h / 25 - 45 °C 2: ethylene glycol dimethyl ether / 6 h / 75 °C View Scheme
参考文献
Rao, Somisetti Narender; Sitaramaiah, Devarasetty; Srimannarayana, Kema; Rao, Challa Nageswar; Rao, Peddi Srinivasa; Babu, K. Sudhakar
Synthetic Communications, 2011 , vol. 41, # 1 p. 85 - 93
52602-39-8
4-羟基咔唑
→
反应条件
72956-09-3
卡维地洛
反应条件
1: sodium hydroxide / water; dimethyl sulfoxide / 12 h / 25 - 45 °C 2: ethylene glycol dimethyl ether; ethyl acetate View Scheme
参考文献
Synthetic Communications, , vol. 41, # 1 p. 85 - 93
52602-39-8
4-羟基咔唑
→
反应条件
15128-52-6
四氢咔唑酮
反应条件
暂无反应条件数据
参考文献
Boehringer Mannheim GmbH
Patent: US4273711 A1, 1981 ;
52602-39-8
4-羟基咔唑
→
反应条件
1198090-73-1
N-2-羟基-3-[[2-(甲氧基苯氧基)乙基]胺卡维地洛
反应条件
1: sodium hydroxide / water; dimethyl sulfoxide / 12 h / 25 - 45 °C 2: potassium carbonate / N,N-dimethyl-formamide / 25 - 55 °C 3: ethylene glycol dimethyl ether / 75 - 80 °C View Scheme
参考文献
Rao, Somisetti Narender; Sitaramaiah, Devarasetty; Srimannarayana, Kema; Rao, Challa Nageswar; Rao, Peddi Srinivasa; Babu, K. Sudhakar
Synthetic Communications, 2011 , vol. 41, # 1 p. 85 - 93
52602-39-8
4-羟基咔唑
→
反应条件
69-72-7
水杨酸
反应条件
1: sodium hydroxide / water; dimethyl sulfoxide / 12 h / 25 - 45 °C 2: Acidic conditions View Scheme
参考文献
Rao, Somisetti Narender; Sitaramaiah, Devarasetty; Srimannarayana, Kema; Rao, Challa Nageswar; Rao, Peddi Srinivasa; Babu, K. Sudhakar
Synthetic Communications, 2011 , vol. 41, # 1 p. 85 - 93
52602-39-8
4-羟基咔唑
→
反应条件
100108-66-5
3-甲基-9H-咔唑-1,4-二酮
反应条件
1.1: trichlorophosphate / 10 - 20 °C / Inert atmosphere 1.2: 20 - 35 °C / Inert atmosphere 1.3: 20 - 30 °C / Inert atmosphere 2.1: toluene-4-sulfonic acid / methanol / 5 h / 20 °C / Inert atmosphere 3.1: sodium cyanoborohydride / methanol / 2 h / 20 °C / Inert atmosphere 4.1: [bis(acetoxy)iodo]benzene; acetic acid; trifluoroacetic acid / methanol; water / 1 h / 50 °C / Inert atmosphere View Scheme
参考文献
Bhosale, Shrikar M.; Momin, Aadil A.; Kusurkar, Radhika S.
Tetrahedron, 2012 , vol. 68, # 32 p. 6420 - 6426
52602-39-8
4-羟基咔唑
→
反应条件
254114-34-6
反应条件
1.1: trichlorophosphate / 10 - 20 °C / Inert atmosphere 1.2: 20 - 35 °C / Inert atmosphere 1.3: 30 °C / Cooling with ice; Inert atmosphere 2.1: N-bromosuccinmide / N,N-dimethyl-formamide / 20 °C / Inert atmosphere 3.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0 - 20 °C / Inert atmosphere 3.2: 1 h / 20 °C / Inert atmosphere 4.1: copper(l) iodide / methanol; N,N-dimethyl-formamide / 10 h / 120 °C / Inert atmosphere 5.1: toluene-4-sulfonic acid / tetrahydrofuran / 0.25 h / Reflux; Inert atmosphere 6.1: triethylamine / dichloromethane / 2 h / 20 °C / Inert atmosphere 7.1: palladium diacetate; potassium carbonate; triphenylphosphine / N,N-dimethyl-formamide / 7 h / 120 °C / Inert atmosphere 8.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 20 °C / Inert atmosphere 9.1: hydrogen; palladium(II) oxide hydrate / methanol / 4 h / 3102.97 Torr View Scheme
参考文献
Bhosale, Shrikar M.; Gawade, Rupesh L.; Puranik, Vedavati G.; Kusurkar, Radhika S.
Tetrahedron Letters, 2012 , vol. 53, # 23 p. 2894 - 2896
52602-39-8
4-羟基咔唑
→
反应条件
723-97-7
1-甲氧基-9H-咔唑-3-甲醛
反应条件
1.1: trichlorophosphate / 10 - 20 °C / Inert atmosphere 1.2: 20 - 35 °C / Inert atmosphere 1.3: 20 - 30 °C / Inert atmosphere 2.1: N-bromosuccinmide / N,N-dimethyl-formamide / 0.5 h / 20 °C / Inert atmosphere 3.1: triethylamine / dichloromethane / 2 h / 0 - 20 °C / Inert atmosphere 4.1: tetrakis(triphenylphosphine) palladium(0); tri-n-butyl-tin hydride / N,N-dimethyl-formamide / 0.75 h / 100 °C / Inert atmosphere 5.1: methanol; copper(l) iodide / N,N-dimethyl-formamide / 5 h / 120 °C / Inert atmosphere View Scheme
参考文献
Bhosale, Shrikar M.; Momin, Aadil A.; Kusurkar, Radhika S.
Tetrahedron, 2012 , vol. 68, # 32 p. 6420 - 6426
52602-39-8
4-羟基咔唑
→
反应条件
827340-35-2
反应条件
1.1: trichlorophosphate / 10 - 20 °C / Inert atmosphere 1.2: 20 - 35 °C / Inert atmosphere 1.3: 30 °C / Cooling with ice; Inert atmosphere 2.1: N-bromosuccinmide / N,N-dimethyl-formamide / 20 °C / Inert atmosphere 3.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0 - 20 °C / Inert atmosphere 3.2: 1 h / 20 °C / Inert atmosphere 4.1: copper(l) iodide / methanol; N,N-dimethyl-formamide / 10 h / 120 °C / Inert atmosphere 5.1: toluene-4-sulfonic acid / tetrahydrofuran / 0.25 h / Reflux; Inert atmosphere 6.1: triethylamine / dichloromethane / 2 h / 20 °C / Inert atmosphere 7.1: palladium diacetate; potassium carbonate; triphenylphosphine / N,N-dimethyl-formamide / 7 h / 120 °C / Inert atmosphere 8.1: ammonium cerium (IV) nitrate / water; acetonitrile / 2 h / 20 °C / Inert atmosphere View Scheme
参考文献
Bhosale, Shrikar M.; Gawade, Rupesh L.; Puranik, Vedavati G.; Kusurkar, Radhika S.
Tetrahedron Letters, 2012 , vol. 53, # 23 p. 2894 - 2896
52602-39-8
4-羟基咔唑
→
反应条件
93583-49-4
反应条件
1: triethylamine / dichloromethane / 24 h / 20 °C / Inert atmosphere 2: triethylamine / 1,3-bis-(diphenylphosphino)propane; palladium diacetate / N,N-dimethyl-formamide / 8 h / 50 °C / 1500.15 Torr / autoclave View Scheme
参考文献
sanofi-aventis
Patent: US2011/166169 A1, 2011 ;
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