4-ethynyloxane
- 中文别名：4-乙炔吡喃
- 英文别名：4-ethynyloxane;
4-ETHYNYLTETRAHYDRO-2H-PYRAN;
2H-PYRAN,4-ETHYNYLTETRAHYDRO;
C-8889
- CAS No.：1202245-65-5
- 分子式：C7H10O
- 分子量：110.154
- 精确分子量：110.07300
- PSA：9.23000
- 分子结构式：
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%
热门化工词典词汇
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