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2,3-dihydroxy-5-methylbenzoic acid

2,3-dihydroxy-5-methylbenzoic acid


  • 中文别名:2,3-二羟基-5-甲基苯甲酸
  • 中文释义:2,3-二羟基-5-甲基苯甲酸;2.3-二羟基-5-甲基苯甲酸;(3R)-3-amino-3-(4-hydroxyphenyl)propanoic acid;3-Amino-3-(4-hydroxyphenyl)propanoic acid;C.I.Vat Black 29;Vat Black 29;还原黑29;1-phenyldecan-1-one;Acetic acid copper(II) salt monohydrate;COPPER ACETATE monohydrate;Coppe
  • 英文别名:2,3-dihydroxy-5-methylbenzoic acid;
    5.6-Dioxy-3-methyl-benzol-carbonsaeure-(1);
    2,3-Dihydroxy-5-methyl-benzoesaeure;
    2,3-dihydroxy-5-methyl-benzoic Acid;
    5.6-Dioxy-m-toluylsaeure;
    5-methyl-2,3-bis(oxidanyl)benzoic acid;
    2,3-DICHLORO-4-PYRIDYL BORIC ACID 
  • CAS No.:6049-93-0
  • 分子式:C8H8O4
  • 分子量:168.14700
  • 精确分子量:168.04200
  • PSA:77.76000
  • InChI:InChI=1/C8H8O4/c1-4-2-5(8(11)12)7(10)6(9)3-4/h2-3,9-10H,1H3,(H,11,12)
  • 分子结构式:

物化性质

密度:
1.461g/cm3
沸点:
364.977ºC at 760 mmHg
闪点:
188.717ºC
折射率:
1.646

安全信息

密度:
1.461g/cm3
沸点:
364.977ºC at 760 mmHg
闪点:
188.717ºC
折射率:
1.646

海关数据

中国海关编码:2918290000

概述:
2918290000 其他含酚基但不含其他含氧基羧酸及其酸酐、酰卤化物、过氧化物和过氧酸及它们的衍生物。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。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
监管条件:
A.入境货物通关单B.出境货物通关单
检验检疫:
R.进口食品卫生监督检验S.出口食品卫生监督检验
摘要/Summary:
HS: 2918290000 other carboxylic acids with phenol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) VAT:17.0% MFN tariff:6.5% General tariff:30.0%

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