7-methyl-3,4-dihydrochromen-2-one
- 中文别名:7-甲基色满-2-酮
- 英文别名:7-methyl-3,4-dihydrochromen-2-one;
dihydrocoumarin;
7-methyldihydrocoumarin;
3,4-dihydro-7-methyl-2H-1-benzopyran-2-one;
7-methyl-3,4-dihydro-2h-chromen-2-one;
3,4-dihydro-7-methylcoumarin;
7-methyl-3,4-dihydrocoumarin;
7-Methyl-chroman-2-one
- CAS No.:20921-01-1
- 分子式:C10H10O2
- 分子量:162.18500
- 精确分子量:162.06800
- PSA:26.30000
- InChI:The Key: XFNXOEHBBPLGMZ-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.157g/cm3
- 沸点:
- 291.1ºC at 760 mmHg
- 闪点:
- 117.8ºC
- 折射率:
- 1.555
- 蒸汽压:
- 0.00199mmHg at 25°C
安全信息
- 密度:
- 1.157g/cm3
- 沸点:
- 291.1ºC at 760 mmHg
- 闪点:
- 117.8ºC
- 折射率:
- 1.555
- 蒸汽压:
- 0.00199mmHg at 25°C
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%