4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯

更新时间:2024-01-10 16:50:25

4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯结构式
4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯结构式
委托求购
常用名 4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯 英文名 ethyl 4-oxo-6,7-dihydro-5H-1-benzofuran-3-carboxylate
CAS号 168271-92-9 分子量 208.21100
密度 N/A 沸点 N/A
分子式 C11H12O4 熔点 N/A
MSDS N/A 闪点 N/A

 4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯名称

中文名 4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯
英文名 ethyl 4-oxo-6,7-dihydro-5H-1-benzofuran-3-carboxylate
英文别名 更多

 4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯物理化学性质

分子式 C11H12O4
分子量 208.21100
精确质量 208.07400
PSA 56.51000
LogP 1.97530

 4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯安全信息

海关编码 2932999099

 4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯合成线路

~%

4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯结构式

4-氧代-4,5,6,7-四氢...

168271-92-9

文献:Neurogen Corporation Patent: US2005/14939 A1, 2005 ; Location in patent: Page 23 ; US 20050014939 A1

~%

4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯结构式

4-氧代-4,5,6,7-四氢...

168271-92-9

文献:Neurogen Corporation Patent: US5750702 A1, 1998 ; US 5750702 A

~84%

4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯结构式

4-氧代-4,5,6,7-四氢...

168271-92-9

文献:Ranu, Brindaban C.; Adak, Laksmikanta; Banerjee, Subhash Tetrahedron Letters, 2008 , vol. 49, # 31 p. 4613 - 4617

~10%

4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯结构式

4-氧代-4,5,6,7-四氢...

168271-92-9

文献:Lee, Yong; Yoon, Sang Synthetic Communications, 2006 , vol. 36, # 14 p. 1941 - 1951

 4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯海关

海关编码 2932999099
中文概述 2932999099. 其他仅含氧杂原子的杂环化合物. 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
Summary 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 4-氧代-4,5,6,7-四氢苯并呋喃-3-羧酸乙酯英文别名

4-oxo-4,5,6,7-tetrahydrobenzofuran-3-carboxylic acid ethyl ester
3-Benzofurancarboxylic acid,4,5,6,7-tetrahydro-4-oxo-,ethyl ester
Ethyl 4-oxo-4,5,6,7-tetrahydrobenzofuran-3-carboxylate
ethyl 4-oxo-4,5,6,7-tetrahydrobenzofuran-3-carboxylic acid