50551-56-9

• 常用中文名：5-甲氧基苯并呋喃-2-羧酸乙酯
• 常用英文名：5-METHOXYBENZOFURAN-2-CARBOXYLIC ACID,ETHYL ESTER
• CAS号：50551-56-9
• 分子式：C₁₂H₁₂O₄
• 分子量：220.22100
• 发布时间：2018-12-18 11:44:04
• 更新时间：2025-08-25 09:31:38

名称

• 中文名: 5-甲氧基苯并呋喃-2-羧酸 乙酯
• 英文名: 5-Methoxybenzofuran-2-carboxylic acid, ethyl ester
• 英文别名: ethyl 5-methoxy-1-benzofuran-2-carboxylate

物化性质

• 密度: 1.192g/cm3
• 沸点: 316.2ºC at 760 mmHg
• 熔点: 59ºC
• 分子式: C₁₂H₁₂O₄
• 分子量: 220.22100
• 闪点: 145ºC
• 精确质量: 220.07400
• PSA: 48.67000
• LogP: 2.61810
• 折射率: 1.557
• 储存条件: 室温，干燥，密封

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : DF6499150 CHEMICAL NAME : 2-Benzofurancarboxylic acid, 5-methoxy-, ethyl ester CAS REGISTRY NUMBER : 50551-56-9 BEILSTEIN REFERENCE NO. : 0178103 LAST UPDATED : 199612 DATA ITEMS CITED : 1 MOLECULAR FORMULA : C12-H12-O4 MOLECULAR WEIGHT : 220.24 HEALTH HAZARD DATA ACUTE TOXICITY DATA TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Unreported SPECIES OBSERVED : Mammal - species unspecified DOSE/DURATION : >1 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : EJMCA5 European Journal of Medicinal Chemistry--Chimie Therapeutique. (Editions Scientifiques Elsevier, 29 rue Buffon, F-75005, Paris, France) V.9- 1974- Volume(issue)/page/year: 12,383,1977

安全

• 危害码 (欧洲): Xi
• 海关编码: 2932999099

合成路线

672-13-9 105-36-2 ~74% 50551-56-9

文献：Korea Institute of Science and Technology; HANMI HOLDINGS CO., LTD Patent: US2011/124888 A1, 2011 ; Location in patent: Page/Page column 6 ;

672-13-9 105-39-5 ~51% 50551-56-9

文献：BIOLIPOX AB Patent: WO2008/110793 A1, 2008 ; Location in patent: Page/Page column 110 ;

76322-07-1 ~% 50551-56-9

文献：Mohr, Peter; Nettekoven, Matthias; Plancher, Jean-Marc; Richter, Hans; Roche, Olivier; Takahashi, Tadakatsu; Taylor, Sven Patent: US2009/29976 A1, 2009 ; Location in patent: Page/Page column 18 ; US 20090029976 A1

672-13-9 685-87-0 ~% 50551-56-9

文献：Friedman; Toyne; Goodby; Hird Journal of Materials Chemistry, 2001 , vol. 11, # 11 p. 2759 - 2772

上下游产品

上游产品  5
672-13-9 105-36-2 105-39-5 76322-07-1
685-87-0
下游产品  7
1058225-68-5 10242-08-7 35351-22-5 1646-28-2
37603-26-2 99370-68-0 56172-36-2

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%