55104-63-7

• 常用中文名：2-氧-2-(吡啶-2-基)乙酸乙酯
• 常用英文名：Ethyl oxo(2-pyridinyl)acetate
• CAS号：55104-63-7
• 分子式：C₉H₉NO₃
• 分子量：179.173
• 发布时间：2018-12-26 19:05:17
• 更新时间：2025-09-23 21:16:42

名称

• 中文名: 2-氧代-2-(吡啶-2-基)乙酸乙酯
• 英文名: ethyl 2-oxo-2-pyridin-2-ylacetate
• 英文别名: ethyl 2-(2-pyridyl)-2-oxoacetate; ETHYL 2-PYRIDINEGLYOXYLATE; ethyl 2-(pyridin-2-yl)-2-oxoacetate; ethyl 2-pyridylglyoxylate; 2-Pyridineacetic acid, α-oxo-, ethyl ester; Ethyl oxo(2-pyridinyl)acetate; ethyl oxo(pyridin-2-yl)acetate; Ethyl oxo(2-pyridyl)acetate; Ethyl 2-oxo-2-(pyridin-2-yl)acetate

物化性质

• 密度: 1.2±0.1 g/cm3
• 沸点: 284.7±13.0 °C at 760 mmHg
• 分子式: C₉H₉NO₃
• 分子量: 179.173
• 闪点: 126.0±19.8 °C
• 精确质量: 179.058243
• PSA: 56.26000
• LogP: 0.72
• 蒸汽压: 0.0±0.6 mmHg at 25°C
• 折射率: 1.515
• 储存条件: 2-8°C， 充氩

安全

• 海关编码: 2933399090

合成路线

109-04-6 95-92-1 ~63% 55104-63-7

文献：Ashwood, Michael S.; Alabaster, Ramon J.; Cottrell, Ian F.; Cowden, Cameron J.; Davies, Antony J.; Dolling, Ulf H.; Emerson, Khateeta M.; Gibb, Andrew D.; Hands, David; Wallace, Debra J.; Wilson, Robert D. Organic Process Research and Development, 2004 , vol. 8, # 2 p. 192 - 200

17997-47-6 4755-77-5 ~18% 2524-52-9 55104-63-7

文献：Yamamoto; Ouchi; Tanaka Chemical and Pharmaceutical Bulletin, 1995 , vol. 43, # 6 p. 1028 - 1030

17997-47-6 4755-77-5 ~% 55104-63-7

文献：Powell, Paul; Sosabowski, Michael H. Journal of Chemical Research, Miniprint, 1995 , # 10 p. 2422 - 2434

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%