22975-76-4

• 常用中文名：4,4'-dimethylangelicin
• 常用英文名：4,4'-dimethylangelicin
• CAS号：22975-76-4
• 分子式：C₁₃H₁₀O₃
• 分子量：214.21700
• 发布时间：2016-12-08 21:10:44
• 更新时间：2023-01-17 17:42:22

名称

• 英文名: 4,9-dimethylfuro[2,3-h]chromen-2-one
• 英文别名: 4.5'-Dimethyl-isopsoralen; 2H-Furo(2,3-h)(1)benzopyran-2-one,4,9-dimethyl-,plus ultraviolet A radiation; 2H-Furo(2,3-h)-1-benzopyran-2-one,4,9-dimethyl-(8CI,9CI); 4,9-dimethyl-furo[2,3-h]chromen-2-one; 4,4'-Dimethylisopsoralen plus ultraviolet a radiation; 4,9-Dimethyl-2H-furo(2,3-h)-1-benzopyran-2-one plus ultraviolet a radiation; 4,4'-DIMETHYLANGELICIN; 4,9-Dimethyl-furo[2,3-h]chromen-2-on; 4,4'-Dimethylangelicin plus ultraviolet a radiation; 4,4'-Dimethylisopsoralen

物化性质

• 密度: 1.273g/cm3
• 沸点: 384.4ºC at 760mmHg
• 分子式: C₁₃H₁₀O₃
• 分子量: 214.21700
• 闪点: 186.3ºC
• 精确质量: 214.06300
• PSA: 43.35000
• LogP: 3.15600
• 蒸汽压: 4.11E-06mmHg at 25°C
• 折射率: 1.624

毒性和生态

CHEMICAL IDENTIFICATION RTECS NUMBER : LV1051010 CHEMICAL NAME : 2H-Furo(2,3-h)(1)benzopyran-2-one, 4,9-dimethyl-, plus ultraviolet A radiation CAS REGISTRY NUMBER : 22975-76-4 BEILSTEIN REFERENCE NO. : 0196616 LAST UPDATED : 199612 DATA ITEMS CITED : 3 MOLECULAR FORMULA : C13-H10-O3 MOLECULAR WEIGHT : 214.23

安全

• 海关编码: 2932999099

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%