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α-Terpinene

CAS Registry Number®

99-86-5

CAS Name

α-Terpinene

Molecular Formula

C10H16

Molecular Mass

136.23

Cite this Page

α-Terpinene.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=99-86-5 (retrieved 2025-04-19) (CAS RN: 99-86-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    182 °C

  • Melting Point (2)

    <25 °C

  • Density (3)

    0.84 g/cm³

Source(s)

Other Names and Identifiers

InChI

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

InChIKey

InChIKey=YHQGMYUVUMAZJR-UHFFFAOYSA-N

SMILES

C(C)(C)C=1CCC(C)=CC1

Canonical SMILES

C=1C=C(CCC1C)C(C)C

Other Names for this Substance

  • 1,3-Cyclohexadiene, 1-methyl-4-(1-methylethyl)-
  • p-Mentha-1,3-diene
  • 1-Methyl-4-(1-methylethyl)-1,3-cyclohexadiene
  • Terpilene
  • α-Terpinene

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