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3-ethyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one

更新时间:2025-08-24 19:02:50

3-ethyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one结构式
3-ethyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one结构式
品牌特惠专场
常用名 3-ethyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one 英文名 3-ethyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one
CAS号 31575-15-2 分子量 218.24800
密度 N/A 沸点 N/A
分子式 C13H14O3 熔点 N/A
MSDS N/A 闪点 N/A

 名称

英文名 3-ethyl-7-hydroxy-4,8-dimethylchromen-2-one
英文别名 更多

 物理化学性质

分子式 C13H14O3
分子量 218.24800
精确质量 218.09400
PSA 50.44000
LogP 2.67780

 安全信息

海关编码 2932209090

 海关

海关编码 2932209090
中文概述 2932209090. 其他内酯. 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 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

 英文别名

3-ethyl-7-hydroxy-4,8-dimethyl-chromen-2-one
3-Ethyl-4,8-dimethyl-7-hydroxycumarin
3-ethyl-7-hydroxy-4,8-dimethyl-2H-1-benzopyran-2-one
3-ethyl-7-hydroxy-4,8-dimethyl-2H-chromen-2-one
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