英语词典化工词典

3-Chloro-5-methyl-2(1H)-pyrazinone

3-Chloro-5-methyl-2(1H)-pyrazinone


  • 中文别名:2-羟基-3-氯-5-甲基吡嗪
  • 中文释义:2-羟基-3-氯-5-甲基吡嗪;Pyridazine, 3-chloro-5-methyl-;3-chloro-5-(trifluoromethyl)pyridazine;AKOS BC-1804;5-BROMO-FURAN-2-CARBOXYLIC ACID HYDRAZIDE;5-BROMOFURAN-2-CARBOHYDRAZIDE;MANIDIPINE DIHYDROCHLORIDE;4-(2,2-Diphenylvinyl)-N,N-di-p-tolylaniline;4-(2,2-B
  • 英文别名:3-chloro-5-methyl-1H-pyrazin-2-one;
    3-Chlor-2-hydroxy-5-methyl-pyrazin 
  • CAS No.:89283-33-0
  • 分子式:C5H5ClN2O
  • 分子量:144.559006
  • 精确分子量:144.00900
  • PSA:45.75000
  • InChI:InChI=1S/C5H5ClN2O/c1-3-2-7-5(9)4(6)8-3/h2H,1H3,(H,7,9)
  • 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%

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