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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
2-氯烟酸
合成路线
(共 268 条)
2942-59-8
2-氯烟酸
+
95-54-5
1,2-苯二胺
→
反应条件
10189-78-3
6,11-二氢-5H-吡啶并[2,3-b][1,5]苯并二氮杂烷-5-酮
反应条件
in 2-(2-methoxy-ethoxy)-ethanol T=150°C; 6 h;
参考文献
Guidi, Antonio; Dimoulas, Tula; Giannotti, Danilo; Harmat, Nicholas
Patent: US2008/275023 A1, 2008 ;
Location in patent: Page/Page column 6 ;
US 20080275023 A1
6850-57-3
邻甲氧基苄胺
+
2942-59-8
2-氯烟酸
→
反应条件
1019372-81-6
反应条件
1: T=140°C; 4 h; 2: With sodium hydroxide in water T=20°C; 3: With hydrogenchloride in water pH=6 - 7;
参考文献
IHARA CHEMICAL INDUSTRY CO., LTD.; KUMIAI CHEMICAL INDUSTRY CO., LTD.
Patent: US2011/287937 A1, 2011 ;
Location in patent: Page/Page column 70 ;
2942-59-8
2-氯烟酸
→
反应条件
1027990-21-1
反应条件
1: diethyl ether; tetrahydrofuran / 0 - 20 °C 2: hydrazine; pyridine / Reflux 3: 4-(N,N-dimethlyamino)pyridine; triethylamine / ethyl acetate / 20 °C 4: 2,2'-azo-bisisobutyronitrile; N-bromosuccinmide / tetrachloromethane / Reflux View Scheme
参考文献
SU, Wei-Guo; JIA, Hong; DAI, Guangxiu
Patent: US2012/245178 A1, 2012 ;
US 20120245178 A1
2942-59-8
2-氯烟酸
→
反应条件
103441-72-1
反应条件
1: 84 percent / K2CO3 / acetone / 25 °C 2: 70 percent / 2,6-di-t-butyl-4-methylphenol / (Ph3P)2Pd(II)Cl2 / dimethylformamide / 68 h / 40 - 55 °C View Scheme
参考文献
Showalter, H. D. Hollis
Journal of Heterocyclic Chemistry, 2006 , vol. 43, # 5 p. 1311 - 1317
2942-59-8
2-氯烟酸
→
反应条件
10366-35-5
反应条件
ammonium cerium(IV) nitrate; urea 0.0333333 h; microwave irradiation;
参考文献
Reddy, Ch. Sanjeeva; Raghu; Nagaraj
Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2008 , vol. 47, # 2 p. 315 - 318
2942-59-8
2-氯烟酸
+
77152-08-0
→
反应条件
131747-43-8
反应条件
triethylamine tris(hydrogen fluoride) in N,N-dimethyl-formamide T=23°C; 48 h; Inert atmosphere;
参考文献
Lishchynskyi, Anton; Novikov, Maxim A.; Martin, Eddy; Escudero-Adan, Eduardo C.; Novak, Petr; Grushin, Vladimir V.
Journal of Organic Chemistry, 2013 , vol. 78, # 22 p. 11126 - 11146
2942-59-8
2-氯烟酸
→
反应条件
144501-28-0
反应条件
1: SOCl2 / 3 h / Heating 2: 15 h / 0 °C 3: 42 percent / bis(dibenzylideneacetone)palladium; 1,1'-bis(diphenylphosphino)ferrocene / tetrahydrofuran / 6 h / -40 °C View Scheme
参考文献
Bonnet, Veronique; Mongin, Florence; Trecourt, Francois; Queguiner, Guy; Knochel, Paul
Tetrahedron, 2002 , vol. 58, # 22 p. 4429 - 4438
2942-59-8
2-氯烟酸
→
反应条件
133627-46-0
反应条件
1: 99 percent / thionyl chloride / 1 h / Heating 2: 87 percent / CH2Cl2 / 1.) -78 deg C, 1 h, 2.) RT, 23 h View Scheme
参考文献
Norman; Minick; Martin
Journal of Heterocyclic Chemistry, 1993 , vol. 30, # 3 p. 771 - 779
2942-59-8
2-氯烟酸
+
100-53-8
→
反应条件
112811-90-2
反应条件
1: With potassium carbonate in DMF (N,N-dimethyl-formamide) T=80 - 140°C; 5 h; 2: With hydrogenchloride; water pH=4.5; Product distribution / selectivity;
参考文献
JUBILANT ORGANOSYS LIMITED
Patent: WO2005/97748 A1, 2005 ;
Location in patent: Page/Page column 7-8 ;
2942-59-8
2-氯烟酸
→
反应条件
112197-16-7
反应条件
1: thionyl chloride / 2 h / Heating 2: 1 h / Heating 3: 65 percent / methanol / 1) 20 deg C, 1 h, 2) reflux, 1 h 4: 93 percent / LiAlH4 / diethyl ether / 0.5 h / Heating View Scheme
参考文献
Leroy; Despres; Bigan; Blondeau
Synthetic Communications, 1996 , vol. 26, # 12 p. 2257 - 2272
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