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P45702

Sigma-Aldrich

(−)-α-Pinene

98%, optical purity ee: ≥81% (GLC)

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Synonym(s):
(-)-alpha-Pinene, (1S)-(−)-α-Pinene, (1S,5S)-2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene, (1S,5S)-2-Pinene
Empirical Formula (Hill Notation):
C10H16
CAS Number:
7785-26-4
Molecular Weight:
136.23
Beilstein:
1903790
EC Number:
232-077-3
MDL number:
MFCD00064145
UNSPSC Code:
12352002
eCl@ss:
39011007
PubChem Substance ID:
24898554
NACRES:
NA.22

vapor density

4.7 (vs air)

Quality Level

100

vapor pressure

~3 mmHg ( 20 °C)

Assay

98%

optical activity

[α]22/D −42°, neat

optical purity

ee: ≥81% (GLC)

autoignition temp.

491 °F

refractive index

n20/D 1.465 (lit.)

bp

155-156 °C (lit.)

mp

-64 °C (lit.)

density

0.874 g/mL at 25 °C

SMILES string

CC1=CCC2CC1C2(C)C

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

InChI key

GRWFGVWFFZKLTI-IUCAKERBSA-N

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Related Categories

Signal Word

Danger

Hazard Statements

H226,H302,H304,H315,H410

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 3 - Skin Irrit. 2

WGK

WGK 3

Flash Point(F)

88.3 °F

Flash Point(C)

31.3 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

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