2H-1-Benzopyran-3(4H)-one,5-methoxy-
- 中文别名:5-甲氧基-3-二氢色原酮
- 中文释义:5-甲氧基-3-二氢色原酮;5-甲氧基-苯并二氢吡喃-3-酮
- 英文别名:5-methoxy-4H-chromen-3-one;
5-Methoxy-3-Chromanone;
5-methoxy-2H-1-benzopyran-3-one;
5-Methoxy-3,4-dihydro-2H-l-benzopyran-3-one;
5-methoxychroman-3-one;
5-methoxy-2H-chromen-3(4H)-one;
5-methoxy-3,4-dihydro-2H-1-benzopyran-3-one;
2H-1-Benzopyran-3(4H)-one,5-methoxy
- CAS No.:109140-20-7
- 分子式:C10H10O3
- 分子量:178.1846
- 精确分子量:178.06300
- PSA:35.53000
- InChI:The Key: LXLFVZLZBQOFAA-UHFFFAOYSA-N
- 分子结构式:
物化性质
- 密度:
- 1.206 g/cm3
- 沸点:
- 332.36ºC at 760 mmHg
- 折射率:
- 1.547
- 蒸汽压:
- 0mmHg at 25°C
安全信息
- 密度:
- 1.206 g/cm3
- 沸点:
- 332.36ºC at 760 mmHg
- 折射率:
- 1.547
- 蒸汽压:
- 0mmHg at 25°C
海关数据
中国海关编码:2932999099
- 概述:
- 2932999099. 其他仅含氧杂原子的杂环化合物. 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:
- 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%