Skip to Content
Merck
All Photos(1)

Key Documents

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

Sign Into View Organizational & Contract Pricing


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
NACRES:
NA.21

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

Looking for similar products? Visit Product Comparison Guide

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 Statements

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)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service