4-羟基-5,6-二甲基吡喃-2-酮
- 中文名称:
- 4-羟基-5,6-二甲基吡喃-2-酮
- 中文别名:
- 4-羟基-5,6-二甲基吡喃-2-酮;
5,6-二甲基-4-羟基-2-羰基吡喃
- 英文名称:
- 2H-Pyran-2-one,4-hydroxy-5,6-dimethyl-
- 英文别名:
- 4-Hydroxy-5,6-dimethylpyran-2-one;
4-Hydroxy-5,6-dimethyl-2H-pyran-2-one;
6-hydroxy-2,3-dimethyl-4-pyranone;
5,6-Dimethyl-4-hydroxy-pyrone;
5,6-Dimethyl-4-hydroxy-2-oxo-2H-pyran;
2,3-dimethyl-6-oxidanyl-pyran-4-one;
4-hydroxy-5,6-dimethyl-2-pyrone;
4-hydroxy-5,6-dimethyl-pyran-2-one;
4-Hydroxy-5,6-dimethyl-2-pyron;
5,6-dimethyl-4-hydroxy-2-pyrone
- CAS No.:
- 50405-45-3
- 分 子 式:
-
C7H8O3
- 分 子 量:
- 140.14
- 精确分子量:
- 140.04700
- PSA:
- 50.44000
- InChI:
- The Key: FADNXPYGPCOODY-UHFFFAOYSA-N3
- 危险品标志:
-
- 风险术语:
-
- 安全术语:
-
- 分子结构式:
-

- SDS:
- 查看
4-羟基-5,6-二甲基吡喃-2-酮 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%