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Substance Name: alpha-Pinene
RN: 80-56-8
UNII: JPF3YI7O34
InChIKey: GRWFGVWFFZKLTI-IUCAKERBSA-N

Note

  • Used in manufacture of camphor, insecticides, solvents, plasticizers, perfume bases, synthetic pine oil; can be irritating to skin, mucous membranes; an insect attractants.

Molecular Formula

  • C10-H16

Molecular Weight

  • 136.2364
 

Classification Code

  • Skin / Eye Irritant

Names and Synonyms

Name of Substance

  • alpha-Pinene

Synonyms

  • 2,6,6-Trimethylbicyclo(3.1.1)-2-hept-2-ene
  • 2,6,6-Trimethylbicyclo(3.1.1)hept-2-ene
  • 2-Pinene
  • 4,6,6-Trimethylbicyklo(3,1,1)hept-3-en
  • 4,6,6-Trimethylbicyklo(3,1,1)hept-3-en [Czech]
  • 4-05-00-00456 (Beilstein Handbook Reference)
  • Acintene A
  • AI3-24594
  • alpha-Pinene
  • alpha-Pinene (natural)
  • Bicyclo(3.1.1)hept-2-ene, 2,6,6-trimethyl
  • BRN 3194807
  • CCRIS 697
  • EC 201-291-9
  • EINECS 201-291-9
  • EINECS 219-445-9
  • FEMA No. 2902
  • FEMA Number 2902
  • HSDB 720
  • Monoterpenes
  • NSC 7727
  • Pinene isomer
  • PINENE, ALPHA
  • UNII-JPF3YI7O34

Systematic Names

  • 2-Pinene (8CI)
  • alpha-Pinene
  • Bicyclo(3.1.1)hept-2-ene, 2,6,6-trimethyl-
  • DL-Pin-2(3)-ene
  • Pin-2(3)-ene

Superlist Names

  • 2-Pinene
  • alpha-Pinene
  • alpha-Pinene [UN2368] [Flammable liquid]
  • Bicyclo(3.1.1)hept-2-ene, 2,6,6-trimethyl-
  • UN2368

Registry Numbers

CAS Registry Number

  • 80-56-8

FDA UNII

  • JPF3YI7O34

Other Registry Number

  • 2437-95-8

System Generated Number

  • 0000080568

Structure Descriptors

InChI

1S/C10H16/c1-7-4-5-8-6-9(7)10(8,2)3/h4,8-9H,5-6H2,1-3H3/t8-,9-/m0/s1

InChIKey

GRWFGVWFFZKLTI-IUCAKERBSA-N

Smiles

CC1=CC[C@H]2C[C@@H]1C2(C)C

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LCLo inhalation 572ug/m3 (0.572mg/m3) BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE
Food and Cosmetics Toxicology. Vol. 16, Pg. 853, 1978.
mouse LD intraperitoneal > 500mg/kg (500mg/kg)   "Summary Tables of Biological Tests," National Research Council Chemical-Biological Coordination Center. Vol. 4, Pg. 232, 1952.
rat LCLo inhalation 625ug/m3 (0.625mg/m3) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS

SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE
Food and Cosmetics Toxicology. Vol. 16, Pg. 853, 1978.
rat LD50 oral 3700mg/kg (3700mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BRAIN AND COVERINGS: RECORDINGS FROM SPECIFIC AREAS OF CNS

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Food and Cosmetics Toxicology. Vol. 16, Pg. 853, 1978.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point -6.40E+01 deg C   EXP
Boiling Point 155.9 deg C   EXP
log P (octanol-water) 4.83 (none)   EXP
Water Solubility 2.49 mg/L 25 EXP
Vapor Pressure 4.75 mm Hg 25 EXP
Henry's Law Constant 0.294 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 5.37E-11 cm3/molecule-sec 25 EXP

Physical property data is provided to ChemIDplus by SRC, Inc.