b-D-Xylopyranoside, methyl2,3,4-tri-O-methyl-
- 中文别名:甲基 2,3,4-三-O-甲基吡喃木糖
- 英文别名:2,3,4,5-tetramethoxyoxane;
Methyl 2,3,4-tri-O-methylpentopyranoside;
tetra-O-methylxylpyranose
- CAS No.:2876-85-9
- 分子式:C9H18O5
- 分子量:206.2362
- 精确分子量:206.11500
- PSA:46.15000
- InChI:The Key: OQFUMNZJTHPYPI-LJSVPSOQSA-N
- 分子结构式:
物化性质
- 密度:
- 1.07g/cm3
- 沸点:
- 250.3ºC at 760mmHg
- 闪点:
- 92.2ºC
- 折射率:
- 1.434
- 蒸汽压:
- 0.0345mmHg at 25°C
安全信息
- 密度:
- 1.07g/cm3
- 沸点:
- 250.3ºC at 760mmHg
- 闪点:
- 92.2ºC
- 折射率:
- 1.434
- 蒸汽压:
- 0.0345mmHg 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%