20845-23-2

• 常用中文名：1-甲基-2-氧代-1,2-二氢吡啶-4-羧酸甲酯
• 常用英文名：1-Methyl-2-oxo-1,2-dihydropyridine-4-carboxylic acid methyl ester
• CAS号：20845-23-2
• 分子式：C₈H₉NO₃
• 分子量：167.16200
• 发布时间：2018-12-02 15:51:13
• 更新时间：2024-01-01 19:10:15

名称

• 中文名: 1-甲基-2-氧代-1,2-二氢吡啶-4-羧酸甲酯
• 英文名: methyl 1-methyl-2-oxopyridine-4-carboxylate
• 英文别名: methyl 1-methyl-2-oxo-1,2-dihydro-4-pyridinecarboxylate; 4-methoxycarbonyl-2(1H)-pyridone; 1,2-Dihydro-4-methoxycarbonyl-1-methyl-2-oxopyridin; methyl 1-methyl-2-oxo-1,2-dihydropyridine-4-carboxylate; 1-METHYL-2-OXO-1,2-DIHYDROPYRIDINE-4-CARBOXYLIC ACID METHYL ESTER; 4-methoxycarbonyl-1-methyl-2(1H)-pyridone

物化性质

• 分子式: C₈H₉NO₃
• 分子量: 167.16200
• 精确质量: 167.05800
• PSA: 48.30000
• LogP: 0.17190

安全

• 海关编码: 2933399090

合成路线

33972-97-3 74-88-4 ~99% 20845-23-2

文献：AstraZeneca AB; NPS PHARMACEUTICALS, INC. Patent: US2007/259862 A1, 2007 ; Location in patent: Page/Page column 29 ; US 20070259862 A1

22282-72-0 74-88-4 ~67% 20845-23-2

文献：ASTRAZENECA AB Patent: WO2008/41075 A1, 2008 ; Location in patent: Page/Page column 65 ; WO 2008/041075 A1

74-88-4 ~46% 20845-23-2

文献：BOEHRINGER INGELHEIM INTERNATIONAL GMBH; BOEHRINGER INGELHEIM PHARMA GMBH and CO. KG Patent: WO2007/67836 A2, 2007 ; Location in patent: Page/Page column 102-103 ; WO 2007/067836 A2

6313-54-8 ~% 20845-23-2

文献：CENTAURUS BIOPHARMA CO., LTD.; XIAO, Dengming; ZHU, Li; HU, Yuandong; YU, Rong; HU, Wei; ZHAO, Na; PENG, Yong; LUO, Hong; HAN, Yongxin Patent: WO2013/97773 A1, 2013 ;

33972-97-3 ~% 20845-23-2

文献：Deady, Leslie W. Australian Journal of Chemistry, 1985 , vol. 38, # 4 p. 637 - 641

67-56-1 84853-99-6 ~% 20845-23-2

文献：Deady, Leslie W. Australian Journal of Chemistry, 1985 , vol. 38, # 4 p. 637 - 641

上下游产品

上游产品  6
33972-97-3 74-88-4 22282-72-0 6313-54-8
67-56-1 84853-99-6
下游产品  4
33972-97-3 67-56-1 102000-68-0 118160-07-9

海关

海关编码	2933399090
中文概述	2933399090. 其他结构含非稠合吡啶环的化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素	品名, 成分含量, 用途, 乌洛托品请注明外观, 6－己内酰胺请注明外观, 签约日期
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%