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(-)-FENCHONE Structure

(-)-FENCHONE

Chemical Properties

Melting point 5-6 °C(lit.)
Boiling point 192-194 °C(lit.)
alpha  [α]D20 -50~-60° (c=4, C2H5OH)
Density  0.948 g/mL at 25 °C(lit.)
vapor pressure  2.149hPa at 20℃
FEMA  4519 | L-FENCHONE
refractive index  n20/D 1.461(lit.)
Flash point 127 °F
storage temp.  2-8°C
solubility  Chloroform (Slightly), Ethanol (Slightly, Sonicated)
form  Liquid
color  Clear colorless to light yellow
Odor at 100.00 %. camphor herbal earthy woody
Odor Type camphoreous
optical activity [α]24/D 50.5°, neat
Water Solubility  1.983g/L at 20℃
JECFA Number 2200
BRN  2042710
Dielectric constant 12.0(20℃)
LogP 2.54 at 20℃
CAS DataBase Reference 7787-20-4(CAS DataBase Reference)
Substances Added to Food (formerly EAFUS) L-FENCHONE
EWG's Food Scores 1
FDA UNII K6G5Y2Y3Q2
EPA Substance Registry System Bicyclo[2.2.1]heptan-2-one, 1,3,3-trimethyl-, (1R,4S)- (7787-20-4)

Safety

Symbol(GHS)
Signal wordWarning
Hazard statements H411
Precautionary statements P273-P391-P501
Risk Statements  10
Safety Statements  23-24/25
RIDADR  UN 1224 3/PG 3
WGK Germany  3
RTECS  RB7875000
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29142900
Toxicity The acute oral LD50 value in rats was reported as 616 g/kg (Jenner, Hagan, Taylor. Cook & Fitzhugh, 1964) and the acute dermal LD50 value in rabbits exceeded 5 g/kg (Leven-stein, 1975).
NFPA 704:
2
0 0

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