3-Methyl-2-cyclopenten-1-one

Suppliers

Names

[ CAS No. ]:
2758-18-1

[ Name ]:
3-Methyl-2-cyclopenten-1-one

[Synonym ]:
3-Methyl-2-cyclopentenone
MFCD00001403
3-methyl-2-cyclopentene-1-one
1-Methyl-1-cyclopenten-3-one
2-Cyclopenten-1-one,3-methyl
3-Methylcyclopent-2-en-1-one
3-methyl-cyclopent-2-enone
EINECS 220-421-5
2-Cyclopenten-1-one, 3-methyl-
3-Methyl-2-cyclopenten-1-one,stabilized
3-methylcyclopenten-2-one
3-methyl-cyclopentenone
3-methyl cyclopent-2-en-1-one
3-Methyl-2-cyclopenten-1-one

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
157.5±10.0 °C at 760 mmHg

[ Melting Point ]:
3-5 °C(lit.)

[ Molecular Formula ]:
C6H8O

[ Molecular Weight ]:
96.127

[ Flash Point ]:
53.1±9.8 °C

[ Exact Mass ]:
96.057518

[ PSA ]:
17.07000

[ LogP ]:
0.54

[ Vapour Pressure ]:
2.7±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.482

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

[ Water Solubility ]:
miscible

MSDS

Click to get detail MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)

[ Hazard Codes ]:
C

[ Risk Phrases ]:
R36/38

[ Safety Phrases ]:
S24/25

[ RIDADR ]:
1224

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ HS Code ]:
29142900

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1-diazo-4-methyl-pent-4-en-2-one
  • Acetonylacetone
  • 6-Oxabicyclo[3.1.0]hexan-2-one,5-methyl-
  • 3-methyl-4-trimethylsilyl-4-pentenoyl chloride
  • Methylcyclopentene
  • acetic acid
  • Allene
  • carbon monoxide
  • Acetylene

DownStream

  • Dihydrojasmone
  • 3-Methyl-2-cyclopentene-1-thione
  • (R)-(+)-3-BUTYN-2-OL
  • (3S)-3-methylcyclopentanone
  • 3-methylcyclopentanol
  • 3-methylcyclopent-2-en-1-ol
  • Methyl cyclopentenolone
  • Maple lactone
  • 6-Oxabicyclo[3.1.0]hexan-2-one,5-methyl-
  • 1-tert-butyl-3-methylcyclopenta-1,3-diene

Customs

[ HS Code ]: 2914299000

[ Summary ]:
2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Articles

Palladium-catalyzed reductions of. alpha.,. beta.-unsaturated carbonyl compounds, conjugated dienes, and acetylenes with trialkylammonium formates. Cortese NA and Heck NA.

J. Org. Chem. 43(20) , 3985-87, (1978)

A new synthesis of cyclopentenones: dihydrojasmone. Hendrickson JB and Palumbo PS.

J. Org. Chem. 50(12) , 2110-12, (1985)

B(C6F5)3 catalyzed hydrosilation of enones and silyl enol ethers. Blackwell JM, et al.

Tetrahedron 58(41) , 8247-54, (2002)


More Articles

Related Compounds

  • 2-iodo-3-methyl-2-cyclopenten-1-one
  • 2-Amyl-3-methyl-2-cyclopenten-1-one
  • 2-hexyl-3-methyl-2-cyclopenten-1-one
  • 2-Bromo-3-methyl-2-cyclopenten-1-one
  • 2-ethyl-3-methyl-2-cyclopenten-1-one
  • 5-allyl-3-methyl-2-cyclopenten-1-one
  • 2-fluoro-N-{[1-(thiophen-3-yl)cyclopropyl]methyl}benzene-1-sulfonamide
  • 1-(2-Phenoxyethyl)-3-{[1-(thiophen-3-yl)cyclopropyl]methyl}urea
  • 3-methoxy-N-{[1-(thiophen-3-yl)cyclopropyl]methyl}benzene-1-sulfonamide
  • 2-Chloro-N-[2-[6-oxo-3-(trifluoromethyl)pyridazin-1-yl]ethyl]benzenesulfonamide
  • 3-({1-[(2,4-Dimethyl-1,3-thiazol-5-yl)methyl]piperidin-4-yl}methyl)-7-fluoro-3,4-dihydroquinazolin-4-one
  • N-methyl-N-[1-(pyrazin-2-yl)azetidin-3-yl]-1,3-benzoxazol-2-amine
  • 4-ethyl-5-fluoro-6-{4-[6-(3-methyl-1H-pyrazol-1-yl)pyridazin-3-yl]piperazin-1-yl}pyrimidine
  • 7-Fluoro-2-methyl-3-[[1-[(2-methyl-1,3-thiazol-4-yl)methyl]piperidin-4-yl]methyl]quinazolin-4-one
  • 2-[[1-(3-Methylimidazo[4,5-b]pyridin-2-yl)piperidin-4-yl]methoxy]pyridine-4-carbonitrile
  • 2-chloro-N-{[1-(thiophen-3-yl)cyclopropyl]methyl}benzene-1-sulfonamide
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