产品名称

盐酸决奈达隆中间体

CAS NO

141645-16-1

中文别名

(2-丁基-5-硝基-3-苯并呋喃)(4-羟基苯基)甲酮

英文名称

(2-Butyl-5-nitrobenzofuran-3-yl)(4-hydroxyphenyl)methanone

英文别名

(2-butyl-5-nitro-1-benzofuran-3-yl)-(4-hydroxyphenyl)methanone

分子式

C19H17NO5

分子量

339.34200

EINECS

1806241-263-5

熔点

沸点

559.472ºC at 760 mmHg

毒性

决奈达隆中间体141645-16-1 ［英文名］2-Butyl-3-(4-hydroxybenzoyl)-5-nitrobenzofuran ［CAS］141645-16-1 ［分子式］C19H17NO5 ［分子量］339.34 项目 Items 标准参数 Specifications 结果 Results 外观 Appearance White or slight grety powder Complies 鉴别 Identification H-1 NMR spectrum Complies 单个杂质(HPLC) Individual impurity <0.5% 0.25% 总杂 Total impurity(HPLC) <2.0% 0.95% 熔点 Melting point 126.0-132.0℃ 129.8-130.7℃ 干燥失重 Drying loss ≤0.5% 0.10% 含量 Assay (HPLC) ≥98.0% 99.2% 结果 Results The product conforms to the above specifications