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
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • tert-Butyl-DL-alanine
  • 4-amino-N-[2-tert-butyl-1-(tetrahydro-2H-pyran-4-ylmethyl)-1H-benzimidazol-5-yl]-N-ethylbenzenesulfonamide
  • N-[3-(Aminooxy)propyl]-N-butyl-1-butanamine