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2-Pentyl-3-methyl-2-cyclopenten-1-one Structure

2-Pentyl-3-methyl-2-cyclopenten-1-one

Chemical Properties

Boiling point 120-121 °C12 mm Hg(lit.)
Density  0.916 g/mL at 25 °C(lit.)
FEMA  3763 | 3-METHYL-2-(N-PENTANYL)-2-CYCLOPENTEN-1-ONE
refractive index  n20/D 1.479(lit.)
Flash point 230 °F
storage temp.  Store at -20°C
solubility  DMSO:100.0(Max Conc. mg/mL);601.45(Max Conc. mM)
form  clear liquid
Specific Gravity 0.914~0.916 (20/4℃)
color  A colourless, slightly oily liquid with a floral-like odour
Odor at 100.00 %. fresh outdoor jasmin myrrh woody spice herbal
Odor Type floral
JECFA Number 1406
BRN  1906471
LogP 3.25
CAS DataBase Reference 1128-08-1(CAS DataBase Reference)
NIST Chemistry Reference Dihydrojasmone(1128-08-1)
EPA Substance Registry System 2-Cyclopenten-1-one, 3-methyl-2-pentyl- (1128-08-1)

Safety Information

WGK Germany  2
RTECS  GY7302000
TSCA  Yes
HS Code  29142990
Toxicity The acute oral LD50 in rats was reported as 2.5 g/kg (1.79-3.50 g/kg) (Keating, 1972). The acute dermal LD50 value in rabbits was reported as 5 g/kg (Keating, 1972).

MSDS

Usage And Synthesis

Preparation Products And Raw materials

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