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2-N-PENTYLCYCLOPENTANONE

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2-N-PENTYLCYCLOPENTANONE Basic information

Product Name:
2-N-PENTYLCYCLOPENTANONE
Synonyms:
  • QUINTONE
  • (R,S)-2-Pentyl-cyclopentanone
  • 2-pentylcyclopentan-1-one
  • 2-pentyl-cyclopentanon
  • 2-Pentylcyclopentanone
  • 2-pentyl-Cyclopentanone
  • R,S-2-Pentyl-cyclopentanone
  • 2-N-PENTYLCYCLOPENTANONE
CAS:
4819-67-4
MF:
C10H18O
MW:
154.25
EINECS:
225-392-2
Mol File:
4819-67-4.mol
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2-N-PENTYLCYCLOPENTANONE Chemical Properties

Boiling point:
90 °C(Press: 10 Torr)
Density 
0.895±0.06 g/cm3(Predicted)
vapor pressure 
15.4Pa at 25℃
storage temp. 
2-8°C
Odor
at 1.00 % in dipropylene glycol. coconut jasmin oily rose fern green herbal
Odor Type
floral
Water Solubility 
278.8mg/L at 20℃
LogP
3.3 at 30℃
EPA Substance Registry System
Cyclopentanone, 2-pentyl- (4819-67-4)
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2-N-PENTYLCYCLOPENTANONE Usage And Synthesis

Chemical Properties

2-N-PENTYLCYCLOPENTANONE is a colorless liquid with a complex floral, aromatic, fruity odor and a lactonic undertone.
2-Pentylcyclopentanone and its higher homolog 2-heptylcyclopentanone are prepared by aldol condensation of cyclopentanone with the corresponding aliphatic aldehydes to give 2-alkylidenecyclopentanone and subsequent hydrogenation of the double bond. The aldol reaction can be performed efficiently by using N-containing bases such as proline and piperidine, in the presence of acid. The (R)-enantiomers of 2-alkylcyclopentanones can be prepared in high optical purity from 2-alkylcyclopentenol esters or 2-alkylidene cyclopentanones by using enzymatic methods.
2-Pentylcyclopentanone is used in jasmine, herbal, and lavender compositions.

Flammability and Explosibility

Non flammable

2-N-PENTYLCYCLOPENTANONESupplier

Beijing Donghualituo Techonlogy Development Co.,Ltd.
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