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(1S)-(-)-alpha-Pinene Structure

(1S)-(-)-alpha-Pinene

Chemical Properties

Melting point -64 °C(lit.)
alpha  -41.5 º (c=neat)
Boiling point 156-158 °C(lit.)
Density  0.874 g/mL at 25 °C
vapor density  4.7 (vs air)
vapor pressure  ~3 mm Hg ( 20 °C)
FEMA  2902 | ALPHA-PINENE
refractive index  n20/D 1.466
Flash point 90 °F
storage temp.  Store at +2°C to +8°C.
solubility  Chloroform (Sparingly), Methanol (Slightly)
form  Liquid
color  Clear colorless
Odor at 10.00 % in dipropylene glycol. sharp warm resinous fresh pine
Odor Type herbal
optical activity [α]22/D 42°, neat
explosive limit 0.8%(V)
Water Solubility  INSOLUBLE
JECFA Number 1329
Merck  14,7445
BRN  1903790
InChIKey GRWFGVWFFZKLTI-UHFFFAOYSA-N
LogP 4.48 at 37℃
CAS DataBase Reference 7785-26-4(CAS DataBase Reference)
FDA UNII TZR3GM95PR
NIST Chemistry Reference (1s)-2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene(7785-26-4)
EPA Substance Registry System 2-Pinene, (1S,5S)-(-)- (7785-26-4)
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Safety

Symbol(GHS) GHS hazard pictogramsGHS hazard pictogramsGHS hazard pictogramsGHS hazard pictograms
Signal wordDanger
Hazard statements H226-H302-H304-H315-H317-H410
Precautionary statements P210-P273-P280-P301+P310-P303+P361+P353-P331
Hazard Codes  Xn,N,Xi
Risk Statements  10-36/37/38-43-50-65-51/53-20/21/22
Safety Statements  26-36/37-61-16-60
RIDADR  UN 2368 3/PG 3
WGK Germany  1
RTECS  DT 7000000
F  10
Autoignition Temperature 491 °F
TSCA  Yes
HazardClass  3
PackingGroup  III
HS Code  29021910
NFPA 704:
3
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