产品供求
基本信息
- 中文名称:
-
- 中文别名:
-
- 英文名称:
- 5-methoxy-4-oxopyran-2-carboxylic acid
- 英文别名:
- 5-methoxy-4-oxopyran-2-carboxylic acid;
Komensaeure-methylether;
5-Methoxy-4-oxo-4H-pyran-2-carboxylic acid;
5-Methoxy-4-oxo-4H-pyran-2-carbonsaeure;
Comeninsaeure-methylether;
4H-Pyran-2-carboxylic acid,5-methoxy-4-oxo;
F2158-0171
- CAS No.:
- 1199-60-6
- 分 子 式:
- C7H6O5
- 分 子 量:
- 170.12000
- 精确分子量:
- 170.02200
- PSA:
- 76.74000
- InChI:
- The Key: JQYYVBCIIMRLDL-UHFFFAOYSA-N
- 分子结构式:
-

- SDS:
- 查看
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%