2,2-Dimethyl-3-butynoic acid

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Names

[ CAS No. ]:
56663-76-4

[ Name ]:
2,2-Dimethyl-3-butynoic acid

[Synonym ]:
3-Butynoic acid, 2,2-dimethyl-
2,2-Dimethyl-3-butynoic acid
2,2-dimethylbut-3-ynoic acid

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
188.2±23.0 °C at 760 mmHg

[ Molecular Formula ]:
C6H8O2

[ Molecular Weight ]:
112.127

[ Flash Point ]:
85.6±17.3 °C

[ Exact Mass ]:
112.052429

[ PSA ]:
37.30000

[ LogP ]:
0.79

[ Vapour Pressure ]:
0.3±0.7 mmHg at 25°C

[ Index of Refraction ]:
1.463

Safety Information

[ Hazard Codes ]:
C

[ RIDADR ]:
3265.0

[ HS Code ]:
2916190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 3-chloro-2,2-dimethylbut-3-enoic acid
  • 3-CHLORO-2,2-DIMETHYL-BUT-3-ENOIC ACID METHYL ESTER
  • Methyl 2,2-dimethyl-3-oxobutanoate
  • Carbon dioxide
  • (3-methyl-1-(trimethylsilyl)buta-1,2-dien-1-yl)lithium
  • Butanoic acid,2,2-dimethyl-3-oxo-, ethyl ester
  • 3-Butyn-2-ol,2-methyl-4-(trimethylsilyl)-
  • trimethyl-(3-methyl-1-phenylsulfanylbuta-1,2-dienyl)silane

DownStream

  • 2,7-dimethylocta-2,3,5,6-tetraene
  • 2,2-Dimethylbut-3-ynoic acid benzyl ester

Customs

[ HS Code ]: 2916190090

[ Summary ]:
2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%

Related Compounds

  • 2,2-Dimethyl-3-butynoic Acid Methyl Ester
  • 2,2-dimethyl-3-butynoic acid benzyl ester
  • 2,2-dimethyl-3-hydroxyundecanoic acid
  • 2,2-Dimethyl-3-pentenoic acid
  • 2,2-dimethyl-3-sulfanylidenebutanoic acid
  • 2,2-dimethyl-3-methylsulfonyl-propanoic acid
  • 2-{6-Methylimidazo[2,1-b][1,3]thiazol-5-yl}azetidine
  • Methyl 3-(2,6-difluoro-4-methylphenyl)-3-hydroxypropanoate
  • 2-Hydroxy-2-[1-(quinolin-7-yl)cyclopropyl]acetic acid
  • O-({1-[2-(methoxymethyl)-1,3-thiazol-4-yl]cyclopropyl}methyl)hydroxylamine
  • O-{2-[2-(methoxymethyl)-1,3-thiazol-4-yl]-2-methylpropyl}hydroxylamine
  • 3-methyl-3-{1H-pyrrolo[2,3-b]pyridin-3-yl}butan-1-amine
  • 2-methyl-2-{1H-pyrrolo[2,3-b]pyridin-3-yl}propan-1-ol
  • 3-methyl-2-{1H-pyrrolo[2,3-b]pyridin-3-yl}butanoic acid
  • 5-[4-(Dimethylamino)-3-fluorophenyl]-1,2-oxazol-4-amine
  • 3-Amino-3-(2-methoxy-6-methylpyridin-4-yl)propanoic acid
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