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W290203

Sigma-Aldrich

(−)-α-Pinene

≥97%, FCC, FG

Synonym(s):

(1S)-(−)-α-Pinene, (1S,5S)-2,6,6-Trimethylbicyclo[3.1.1]hept-2-ene, (1S,5S)-2-Pinene

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About This Item

Empirical Formula (Hill Notation):
C10H16
CAS Number:
Molecular Weight:
136.23
FEMA Number:
2902
Beilstein:
1903790
EC Number:
Council of Europe no.:
2112
MDL number:
UNSPSC Code:
12164502
eCl@ss:
39011007
PubChem Substance ID:
Flavis number:
01.004

biological source

Pinus spp.

Quality Level

grade

FG
Fragrance grade
Halal
Kosher

Agency

follows IFRA guidelines

reg. compliance

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FCC
FDA 21 CFR 172.515
FDA 21 CFR 175.300
FDA 21 CFR 175.320

vapor density

4.7 (vs air)

vapor pressure

~3 mmHg ( 20 °C)

Assay

≥97%

optical activity

[α]20/D −41°, neat

autoignition temp.

491 °F

refractive index

n20/D 1.465 (lit.)

bp

155-156 °C (lit.)

mp

-64 °C (lit.)

density

0.857 g/mL at 25 °C

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

α-pinene and β-pinene

Organoleptic

camphoraceous; woody; pine

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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General description

(-)-α-Pinene is a volatile monoterpene mainly found in forest trees such as Eucalyptus sp., Pinus sp. and Quercus sp.

Signal Word

Danger

Hazard Classifications

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

Storage Class Code

3 - Flammable liquids

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

Certificates of Analysis (COA)

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