38322-74-6

• 常用中文名：ethyl 7-methoxy-4-oxo-chromene-2-carboxylate
• 常用英文名：ethyl 7-methoxy-4-oxo-chromene-2-carboxylate
• CAS号：38322-74-6
• 分子式：C₁₃H₁₂O₅
• 分子量：248.23100
• 发布时间：2016-02-07 07:53:04
• 更新时间：2024-01-10 20:03:41

名称

• 英文名: ethyl 7-methoxy-4-oxochromene-2-carboxylate
• 英文别名: ethyl 7-methoxy-4-oxo-4H-chromene-2-carboxylate; Ethyl 7-methoxy-4-oxo-4H-1-benzopyran-2-carboxylate; ethyl 7-methoxy-4-oxo-4H-chromen-2-carboxylate; 7-Methoxy-4-oxo-4H-chromen-2-carbonsaeure-aethylester; 4H-1-Benzopyran-2-carboxylic acid,7-methoxy-4-oxo-,ethyl ester; ETHYL 7-METHOXY-4-OXO-CHROMENE-2-CARBOXYLATE; 7-methoxy-4-oxo-4H-chromene-2-carboxylic acid ethyl ester

物化性质

• 密度: 1.284g/cm3
• 沸点: 381.5ºC at 760 mmHg
• 分子式: C₁₃H₁₂O₅
• 分子量: 248.23100
• 闪点: 212ºC
• 精确质量: 248.06800
• PSA: 65.74000
• LogP: 1.97830
• 折射率: 1.555

安全

• 海关编码: 2918990090

合成路线

552-41-0 95-92-1 ~96% 38322-74-6

文献：MERCK PATENT GMBH Patent: WO2006/94601 A1, 2006 ; Location in patent: Page/Page column 54 ;

23866-72-0 74-88-4 ~99% 38322-74-6

文献：Lynch, John K.; Freeman, Jennifer C.; Judd, Andrew S.; Iyengar, Rajesh; Mulhern, Mathew; Zhao, Gang; Napier, James J.; Wodka, Dariusz; Brodjian, Sevan; Dayton, Brian D.; Falls, Doug; Ogiela, Christopher; Reilly, Regina M.; Campbell, Thomas J.; Polakowski, James S.; Hernandez, Lisa; Marsh, Kennan C.; Shapiro, Robin; Knourek-Segel, Victoria; Droz, Brian; Bush, Eugene; Brune, Michael; Preusser, Lee C.; Fryer, Ryan M.; Reinhart, Glenn A.; Houseman, Kathryn; Diaz, Gilbert; Mikhail, Ann; Limberis, James T.; Sham, Hing L.; Collins, Christine A.; Kym, Philip R. Journal of Medicinal Chemistry, 2006 , vol. 49, # 22 p. 6569 - 6584

89-84-9 ~% 38322-74-6

文献：Sarkar, Debayan; Venkateswaran, Ramanathapuram V. Tetrahedron, 2011 , vol. 67, # 25 p. 4559 - 4568

552-41-0 ~% 38322-74-6

文献：Sarkar, Debayan; Venkateswaran, Ramanathapuram V. Tetrahedron, 2011 , vol. 67, # 25 p. 4559 - 4568

上下游产品

上游产品  5
552-41-0 95-92-1 23866-72-0 74-88-4
89-84-9
下游产品  2
552-41-0 108-46-3

海关

海关编码	2918990090
中文概述	2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 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:30.0%
申报要素	品名, 成分含量, 用途
Summary	2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%