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1-(7,8-Dimethoxy-2H-1-benzopyran-3-yl)ethanone

更新时间:2024-01-04 16:48:00

1-(7,8-Dimethoxy-2H-1-benzopyran-3-yl)ethanone结构式
1-(7,8-Dimethoxy-2H-1-benzopyran-3-yl)ethanone结构式
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常用名 1-(7,8-Dimethoxy-2H-1-benzopyran-3-yl)ethanone 英文名 1-(7,8-Dimethoxy-2H-1-benzopyran-3-yl)ethanone
CAS号 64466-50-8 分子量 234.24800
密度 1.183g/cm3 沸点 375.3ºC at 760mmHg
分子式 C13H14O4 熔点 N/A
MSDS N/A 闪点 167.3ºC

 名称

英文名 1-(7,8-dimethoxy-2H-chromen-3-yl)ethanone
英文别名 更多

 物理化学性质

密度 1.183g/cm3
沸点 375.3ºC at 760mmHg
分子式 C13H14O4
分子量 234.24800
闪点 167.3ºC
精确质量 234.08900
PSA 44.76000
LogP 2.06860
折射率 1.541

 安全信息

海关编码 2914509090

 海关

海关编码 2914509090
中文概述 2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素 品名, 成分含量, 用途, 丙酮报明包装
Summary HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

 英文别名

3-Acetyl-7,8-dimethoxy-2H-chromen
KETONE,7,8-DIMETHOXY-2H-1-BENZOPYRAN-3-YL METHYL
7,8-Dimethoxy-2H-1-benzopyran-3-yl methyl ketone
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