3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one
- 中文名称:
- 3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one
- 中文别名:
- 3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one
- 英文名称:
- 3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one
- 英文别名:
- 3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one;
7-acetonyloxy-3,4-dimethylcoumarin;
HMS2309L19
- CAS No.:
- 156006-10-9
- 分 子 式:
-
C14H14O4
- 分 子 量:
- 246.25900
- 精确分子量:
- 246.08900
- PSA:
- 56.51000
- InChI:
- The Key: GWDJHHFMPSBOKF-UHFFFAOYSA-N3
- 分子结构式:
-

- SDS:
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3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one 物化性质
- 密度:
- 1.188g/cm3
- 沸点:
- 412.3ºC at 760 mmHg
- 闪点:
- 184.8ºC
- 折射率:
- 1.541
- 蒸汽压:
- 5.25E-07mmHg at 25°C
3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one 安全信息
3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one 海关数据
中国海关编码:2932209090
- 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
- 摘要/Summary:
- 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
3,4-dimethyl-7-(2-oxopropoxy)chromen-2-one 上游产品