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223182

Sigma-Aldrich

α-Terpinene

85%

Synonym(s):
p-Mentha-1,3-diene, 1-Isopropyl-4-methyl-1,3-cyclohexadiene, alpha-Terpinene
Empirical Formula (Hill Notation):
C10H16
CAS Number:
Molecular Weight:
136.23
Beilstein:
1853379
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

85%

form

liquid

refractive index

n20/D 1.478 (lit.)

bp

173-175 °C (lit.)

solubility

ethanol: soluble 100 mg/mL, clear, colorless

density

0.837 g/mL at 25 °C (lit.)

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

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General description

α-Terpinene, a volatile essential oil derived from Melaleuca alternifolia, shows antimicrobial properties against various human pathogens.

Packaging

100 mL in glass bottle

Signal Word

Warning

Hazard Classifications

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

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

122.0 °F - closed cup

Flash Point(C)

50 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Tais Susane Pereira et al.
Journal of ethnopharmacology, 151(2), 852-857 (2013-12-10)
The volatile essential oil derived from the plant Melaleuca alternifolia, also called tea tree oil (TTO), is largely employed for its antimicrobial properties against several human pathogens. It is used in many topical formulations to treat cutaneous infections. Since very
Isabel Rivero-Cruz et al.
Journal of food science, 76(2), C309-C317 (2011-05-04)
In the present study, we reported a comparative analysis of the chemical composition and pharmacological properties of the essential oils obtained from 2 Mexican oreganos, Poliomintha longiflora and Lippia graveolens. The gas chromatography-mass spectrometry (GC-MS) profiles of the oils showed
Ekhteraei Tousi Samaneh et al.
Natural product research, 24(19), 1834-1842 (2010-11-26)
Essential oils from the subterranean organs of three species of Valeriana L. from Iran (Valeriana sisymbriifolia Vahl, Valeriana alliariifolia Adams and Valeriana officinalis L.) belonging to Valerianaceae family have been obtained by hydrodistillation and analysed by gas chromatography-mass spectrometry in
Mohammad S Abu-Darwish et al.
Natural product research, 26(14), 1310-1317 (2011-06-29)
The effect of plant space and time of harvesting on yield and quality of Thymus vulgaris was evaluated in Jordan. Thyme was cultivated in rows of 50 cm apart with inter-row spacing of 15, 30 or 45 cm and was grown at
Johanna Rudbäck et al.
Chemical research in toxicology, 25(3), 713-721 (2012-01-19)
The monoterpene α-terpinene is used as a fragrance compound and is present in different essential oils. It is one of the components responsible for the antioxidant activity of tea tree oil. α-Terpinene is structurally similar to other monoterpenes, e.g., limonene

Articles

GC Analysis of Spearmint Essential Oil on SLB®-IL59

-Cymene; Linalool; Menthol; α-Terpineol; Menthyl acetate

Protocols

GC Analysis of Peppermint Essential Oil on SUPELCOWAX® 10

-Cymene; (−)-Menthone; α-Terpineol, natural, ≥96%, FCC, FG; Terpinolene; β-Bourbonene; 1-Octen-3-ol; β-Caryophyllene; Linalool; α-Terpinene; (−)-Menthol

GC Analysis of Peppermint Essential Oil on SLB®-IL59

Cymene; 4,5,6,7-Tetrahydro-3,6-dimethylbenzofuran; Linalool; Menthol; Menthone; Menthyl acetate; Germacrene D; Bicyclogermacrene; Thymol

GC Analysis of Lemon Essential Oil on SLB®-IL59, 3 °C/min Oven Ramp

-α-Bergamotene; β-Bisabolene; α-Terpineol; Neryl acetate; Geranyl acetate; Neral; Geranial

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

-3,7-Dimethyl-2,6-octadien-1-ol; Neral; Geraniol; Geranial; Undecanal; Citronellyl acetate; Neryl acetate; 3,7-Dimethyl-2,6-octadienyl acetate; 1-Tetradecene; Tetradecane; α-Bisabolol

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