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86473

α-Terpinene

≥95.0% (GC)

Synonym(s):

alpha-Terpinene, 1-Isopropyl-4-methyl-1,3-cyclohexadiene, p-Mentha-1,3-diene

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About This Item

Empirical Formula (Hill Notation):
C10H16
CAS Number:
99-86-5
Molecular Weight:
136.23
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
57653161
EC Number:
202-795-1
Beilstein/REAXYS Number:
1853379
MDL number:
MFCD00001534
Assay:
≥95.0% (GC)
Form:
liquid
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Quality Level

200

assay

≥95.0% (GC)

form

liquid

refractive index

n20/D 1.478 (lit.)

bp

173-175 °C (lit.)

density

0.837 g/mL at 25 °C (lit.)

storage temp.

−20°C

SMILES string

CC(C)C1=CC=C(C)CC1

InChI

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

InChI key

YHQGMYUVUMAZJR-UHFFFAOYSA-N

General description

α-Terpinene, a cyclic monoterpene commonly used as a fragrance compound, is found in various essential oils. It is responsible for the antioxidant activity of tea tree oil.

Application

α-Terpinene can be used as an organic reductant in the guaiacol deoxygenation to yield phenols using V2O5/Al2O3 catalyst.

Disclaimer

Supply conditions do not apply to the regions and states of Brazil: North, Northeast, Mato Grosso do Sul, Mato Grosso, and Rio Grande do Sul.

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Danger

Hazard Classifications

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

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

122.0 °F - closed cup

flash_point_c

50 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品

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Certificates of Analysis (COA)

Lot/Batch Number
0000361196
0000361196
0000501532
0000501532
0000467136

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Protocols

GC Analysis of Sweet Orange Essential Oil on SLB®-5ms (10 m x 0.10 mm I.D., 0.10 µm), Fast GC Analysis

-β-Farnesene; α-Huµlene; Germacrene D; (+)-Valencene; Bicyclogermacrene; (+)-δ-Cadinene

Vanadium catalyzed guaiacol deoxygenation
Filley J and Roth C
J. Mol. Catal. A: Chem., 139(2-3), 245-252 (1999)
Conformational Space and Photochemistry of α-Terpinene
Marzec KM, et al.
The Journal of Physical Chemistry A, 114(17), 5526-5536 (2010)
Yonathan Asikin et al.
Journal of agricultural and food chemistry, 60(32), 7973-7980 (2012-07-19)
Citrus peels are important sources of various pleasant aroma compounds and valuable bioactive substances. To investigate differences in the composition and content of Shiikuwasha (Citrus depressa Hayata) peels from different cultivation lines, the composition of volatile aroma components, flavanones, and
View All Related Papers

Global Trade Item Number

SKUGTIN
86473-5ML04061833041345
86473-1ML04061833041338