4-bromo-5-hydroxy-2-methylpyridazin-3-one

  • 中文别名:4-溴-5-羟基-2-甲基-2H-吡嗪-3-酮
  • 中文释义:4-溴-5-羟基-2-甲基-2H-吡嗪-3-酮
  • 英文别名:4-bromo-5-hydroxy-2-methylpyridazin-3-one;
    5-Bromo-1-methyl-4-hydroxypyridazin-6-one;
    5-bromo-6-hydroxy-1-methylpyridazin-4-one;
    3(2H)-Pyridazinone,4-bromo-5-hydroxy-2-methyl;
    4-bromo-5-hydroxy-2-methyl-2H-pyridazin-3-one 
  • cas No.:64178-59-2
  • 分子式:C5H5BrN2O2
  • 分子量:205.00900
  • 精确分子量:203.95300
  • PSA:55.12000
  • InChI:The Key: BNWUUAQSWHQZJW-UHFFFAOYSA-N
  • 分子结构式:

物化性质

海关代码:
2933990090

安全信息

海关代码:
2933990090

海关数据

中国海关编码:2933990090

概述:
2933990090. 其他仅含氮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, 乌洛托品请注明外观, 6-己内酰胺请注明外观, 签约日期
摘要/Summary:
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%