英语词典化工词典

methyl 4-bromo-3-oxobutanoate

methyl 4-bromo-3-oxobutanoate


  • 中文别名:4-溴-3-氧代-丁酸甲酯
  • 英文别名:methyl 4-bromo-3-oxobutanoate;
    4-Bromo-3-oxobutyric acid,methyl ester;
    methyl 4-bromo-3-oxo-butanoate;
    methyl 4-bromo-3-oxobutyrate;
    methyl 4-bromoacetoacetate;
    4-bromo-3-oxo-butanoic acid,methyl ester 
  • CAS No.:17790-81-7
  • 分子式:

    C5H7BrO3

  • 分子量:195.01100
  • 精确分子量:193.95800
  • PSA:43.37000
  • InChI:The Key: CZRWOPRGDPUSDE-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.561g/cm3
沸点:
213.4ºC at 760mmHg
闪点:
82.9ºC
折射率:
1.468
蒸汽压:
0.164mmHg at 25°C

安全信息

密度:
1.561g/cm3
沸点:
213.4ºC at 760mmHg
闪点:
82.9ºC
折射率:
1.468
蒸汽压:
0.164mmHg at 25°C

海关数据

中国海关编码:2918300090

概述:
2918300090 其他含醛基或酮基不含其他含氧基羧酸(包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:30.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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