3-Hexyn-2-one

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Names

[ CAS No. ]:
1679-36-3

[ Name ]:
3-Hexyn-2-one

[Synonym ]:
3-Hexyn-2-one
hex-3-yn-2-one
1-Butynyl Methyl Ketone

Chemical & Physical Properties

[ Density]:
0.9±0.1 g/cm3

[ Boiling Point ]:
130.4±23.0 °C at 760 mmHg

[ Molecular Formula ]:
C6H8O

[ Molecular Weight ]:
96.127

[ Flash Point ]:
39.4±19.6 °C

[ Exact Mass ]:
96.057518

[ PSA ]:
17.07000

[ LogP ]:
1.51

[ Appearance of Characters ]:
Liquid | Clear yellow

[ Vapour Pressure ]:
9.7±0.2 mmHg at 25°C

[ Index of Refraction ]:
1.430

[ Storage condition ]:
Refrigerator (+4°C) + Flammables area

MSDS

Click to get detail MSDS

Safety Information

[ Hazard Codes ]:
T+: Very toxic;

[ Risk Phrases ]:
R10

[ Safety Phrases ]:
S23-S24/25

[ RIDADR ]:
UN 1224

[ Packaging Group ]:
III

[ HS Code ]:
2914190090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Hex-3-yne
  • hex-3-yne-2-ol
  • 1,2-Dibromobutane
  • N-Methoxy-N-methylacetamide
  • 2,4-Hexanedione
  • 1-HEXEN-3-YNE
  • ethyl-(1-methylene-pent-2-ynyl)-ether
  • (1-chloromethyl-pent-2-ynyl)-methyl ether

DownStream

  • 2-methylbenzoxazole
  • 2-Ethylbenzo[d]oxazole
  • 4-ethyl-6-methyl-2-oxo-1H-pyridine-3-carbonitrile

Customs

[ HS Code ]: 2914190090

[ Summary ]:
2914190090 other acyclic ketones without other oxygen function。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

Related Compounds

  • 5-methyl-3-hexyn-2-one
  • 3-Hexyn-2-one,5,5-dimethyl
  • 3-Hexyn-2-one,1,1-dimethoxy
  • (5S)-5-Hydroxy-3-hexyn-2-one
  • 3-Hexyn-2-one,5-ethoxy-5-methyl
  • 6-Hydroxy-5,5-dimethyl-3-hexyn-2-one
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 3-(2-Hydroxyethoxy)-4-{[(prop-2-en-1-yloxy)carbonyl]amino}benzoic acid
  • 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