英语词典化工词典

9H-Xanthen-9-one,6,8-dihydroxy-1,2-dimethoxy-

9H-Xanthen-9-one,6,8-dihydroxy-1,2-dimethoxy-


  • 中文别名:6,8-二羟基-1,2-二甲氧基-9H-氧杂蒽-9-酮
  • 中文释义:6,8-dihydroxy-1,2-dimethoxyxanthen-9-one
  • 英文别名:6,8-dihydroxy-1,2-dimethoxyxanthen-9-one;
    6,8-dihydroxy-1,2-dimethoxy-xanthen-9-one 
  • CAS No.:25991-81-5
  • 分子式:C15H12O6
  • 分子量:0
  • 精确分子量:288.06300
  • PSA:89.13000
  • InChI:The Key: BEPQKAFKFDCXTR-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.452g/cm3
沸点:
545.9ºC at 760 mmHg
闪点:
210.5ºC
折射率:
1.652
蒸汽压:
1.58E-12mmHg at 25°C

安全信息

密度:
1.452g/cm3
沸点:
545.9ºC at 760 mmHg
闪点:
210.5ºC
折射率:
1.652
蒸汽压:
1.58E-12mmHg 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%

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