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CAS 1 record

CAS 80-56-8

CAS 80-56-8 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 80-56-8
CAS 80-56-8PubChem CID 6654

(+-)-alpha-Pinene

Alpha-pinene is a pinene that is bicyclo[3.1.1]hept-2-ene substituted by methyl groups at positions 2, 6 and 6 respectively. It has a role as a plant metabolite. — ChEBI

IUPAC name
2,6,6-trimethylbicyclo[3.1.1]hept-2-ene
Molecular formula
C10H16
Molecular weight
136.23 g/mol
Exact mass
136.125200510 Da
XLogP3
2.8
Topological polar surface area
0.0 Ų
Hydrogen-bond donors
0
Hydrogen-bond acceptors
0
Covalent units
1
Defined stereocentres
0

Also known as

ALPHA-PINENEAcintene Apin-2(3)-enealfa-PineneSylvapine APINENE, ALPHALeavo-95(+-)-2-pinene
16 more reported names
NSC-77272,6,6-Trimethylbicyclo(3.1.1)-2-hept-2-eneBicyclo[3.1.1]hept-2-ene, 2,6,6-trimethyl-PC-500(TERPENE)FEMA No. 2902FEMA Number 29022,6,6-Trimethylbicyclo(3.1.1)hept-2-eneCHEBI:36740Bicyclo(3.1.1)hept-2-ene, 2,6,6-trimethyl-PC-500RefChem:55294,6,6-trimethylbicyclo(3.1.1)hept-3-ene201-291-9219-445-9JPF3YI7O342-Pinene
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External database identifiers

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 80-56-8

1 total
No records found for this CAS number.

How CAS 80-56-8 is used on this site

CAS 80-56-8 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 80-56-8 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.