alpha-Terpinene

Modify Date: 2025-08-23 18:55:44

alpha-Terpinene structure	Common Name	alpha-Terpinene
	CAS Number	99-86-5	Molecular Weight	136.234
	Density	0.8±0.1 g/cm3	Boiling Point	174.1±0.0 °C at 760 mmHg
	Molecular Formula	C₁₀H₁₆	Melting Point	-59.03°C (estimate)
	MSDS	Chinese USA	Flash Point	46.1±0.0 °C
	Symbol	GHS02, GHS07, GHS09	Signal Word	Warning

Use of alpha-Terpinene

α-Terpinene (Terpilene) is a monoterpene found in the essential oils of a large variety of foods and aromatic plants such as Mentha piperita. α-Terpinene is active against Trypanosoma evansi and has the potential for trypanosomosis treatment. α-Terpinene has antioxidant and antifungal properties[1][2][3][4].

Name	α-terpinene
Synonym	More Synonyms

Description	α-Terpinene (Terpilene) is a monoterpene found in the essential oils of a large variety of foods and aromatic plants such as Mentha piperita. α-Terpinene is active against Trypanosoma evansi and has the potential for trypanosomosis treatment. α-Terpinene has antioxidant and antifungal properties[1][2][3][4].
Related Catalog	Research Areas >> Infection Signaling Pathways >> Anti-infection >> Fungal
Target	Trypanosoma evansi[1]
References	[1]. Matheus D Baldissera, et al. In Vitro and in Vivo Action of terpinen-4-ol, γ-Terpinene, and α-Terpinene Against Trypanosoma Evansi. Exp Parasitol. 2016 Mar;162:43-8. [2]. Patricia R Quiroga, et al. Contribution of Organic Acids to α-Terpinene Antioxidant Activity. Food Chem. 2019 Mar 30;277:267-272. [3]. Johanna Rudbäck, et al. α-Terpinene, an Antioxidant in Tea Tree Oil, Autoxidizes Rapidly to Skin Allergens on Air Exposure. Chem Res Toxicol. 2012 Mar 19;25(3):713-21. [4]. B Oliva, et al. Antimycotic Activity of Melaleuca Alternifolia Essential Oil and Its Major Components. Lett Appl Microbiol. 2003;37(2):185-7.

Density	0.8±0.1 g/cm3
Boiling Point	174.1±0.0 °C at 760 mmHg
Melting Point	-59.03°C (estimate)
Molecular Formula	C₁₀H₁₆
Molecular Weight	136.234
Flash Point	46.1±0.0 °C
Exact Mass	136.125198
LogP	4.53
Appearance of Characters	Liquid \| Clear colorless to light yellow
Vapour Pressure	1.6±0.1 mmHg at 25°C
Index of Refraction	1.476
InChIKey	YHQGMYUVUMAZJR-UHFFFAOYSA-N
SMILES	CC1=CC=C(C(C)C)CC1
Storage condition	−20°C
Water Solubility	95% ethanol: soluble1ml/2ml, clear, colorless \| Soluble in ether, alcohol, and ethanol (100 mg/ml). Insoluble in water.

alpha-Terpinene MSDS(Chinese)

CHEMICAL IDENTIFICATION

RTECS NUMBER :: OS8060000

CHEMICAL NAME :: p-Mentha-1,3-diene

CAS REGISTRY NUMBER :: 99-86-5

LAST UPDATED :: 199709

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C10-H16

MOLECULAR WEIGHT :: 136.26

WISWESSER LINE NOTATION :: L6U CUTJ AY1&1 D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 1680 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 14,873,1976 ** REPRODUCTIVE DATA **

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 600 mg/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Effects on Newborn - behavioral

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 34,477,1996

TYPE OF TEST :: TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :: Oral

DOSE :: 2500 mg/kg

SEX/DURATION :: female 6-15 day(s) after conception

TOXIC EFFECTS :: Reproductive - Maternal Effects - other effects Reproductive - Fertility - female fertility index (e.g. # females pregnant per # sperm positive females; # females pregnant per # females mated) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

REFERENCE :: FCTOD7 Food and Chemical Toxicology. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.20- 1982- Volume(issue)/page/year: 34,477,1996 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5037 No. of Facilities: 1539 (estimated) No. of Industries: 29 No. of Occupations: 27 No. of Employees: 40804 (estimated) No. of Female Employees: 9980 (estimated)

Symbol	GHS02, GHS07, GHS09
Signal Word	Warning
Hazard Statements	H226-H302-H315-H319-H335-H411-H413
Precautionary Statements	P210-P261-P273-P280-P301 + P312 + P330-P304 + P340 + P312-P305 + P351 + P338-P337 + P313-P403 + P235
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn,N
Risk Phrases	R10
Safety Phrases	26-36/37-61-62
RIDADR	UN 2319 3/PG 3
WGK Germany	2
RTECS	OS8060000
Packaging Group	III
Hazard Class	3.2
HS Code	3805909000

Precursor 9
CAS#:18172-67-3 Beta-pinene CAS#:2451-01-6 Terpin Monohydrate CAS#:138-86-3 limonene CAS#:98-55-5 Terpineol
CAS#:586-62-9 Terpinolene CAS#:80-56-8 Alpha-pinene CAS#:99-85-4 γ-terpinene CAS#:5989-27-5 (+)-Limonene
CAS#:7785-26-4 (1S)-(-)-Alpha-...
DownStream 8
CAS#:99-87-6 p-cymene CAS#:1413-55-4 (4-Isopropyl-1,... CAS#:536-66-3 4-Isopropylbenz... CAS#:42352-86-3 Nα-glycyl[8-lys...
CAS#:536-60-7 Cuminol CAS#:512-85-6 Ascaridole CAS#:104975-22-6 (+/-)-1,2,3,4-d... CAS#:114564-48-6 3-hydroperoxy-4...

HS Code	2902199090
Summary	2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Distribution of primary and specialized metabolites in Nigella sativa seeds, a spice with vast traditional and historical uses.

Molecules 17(9) , 10159-77, (2012)

Black cumin (Nigella sativa L., Ranunculaceae) is an annual herb commonly used in the Middle East, India and nowadays gaining worldwide acceptance. Historical and traditional uses are extensively docu...

Antimicrobial and antioxidant activities of essential oils of Satureja thymbra growing wild in Libya.

Molecules 17(5) , 4836-50, (2012)

The composition of essential oil isolated from Satureja thymbra, growing wild in Libya, was analyzed by GC and GC-MS. The essential oil was characterized by γ-terpinene (39.23%), thymol (25.16%), p-cy...

Variation of volatiles in Tunisian populations of Thymbra capitata (L.) Cav. (Lamiaceae).

Chem. Biodivers. 9(7) , 1272-85, (2012)

Volatiles from 14 wild Tunisian populations of Thymbra capitata (=Thymus capitatus Hoffmanns. et Link=Coridothymus capitatus Rchb.f.), sampled in five ecological areas (sub-humid, upper semi-arid, mea...

a-Terpinene

α-Terpinene

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alpha-terpinene

p-Mentha-1,3-diene

1-methyl-4-isopropyl-1,3-cyclohexadiene

1-methyl-4-propan-2-yl-cyclohexa-1,3-diene

L6U CUTJ AY1&1 D1

1-Isopropyl-4-methyl-1,3-cyclohexadiene

1-methyl-4-propan-2-ylcyclohexa-1,3-diene

1-Methyl-4-(propan-2-yl)cyclohexa-1,3-diene

1-Isopropyl-4-methylcyclohexa-1,3-diene

1,3-Cyclohexadiene, 1-methyl-4-(1-methylethyl)-

MFCD00001534

EINECS 202-795-1

MFCD0001534

FEMA No. 3558

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Shanghai Nianxing Industrial Co., Ltd
China
Product Name: alpha-Terpinene
Price: Check
Purity: 94.0%
Delivery: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: alpha-Terpinene
Price: ￥108.0/25ml ￥228.0/100ml
Purity: 95.0%
Delivery: 2 Day
Contact: Liu jia
Email: 2130147988@qq.com

DC Chemicals Limited
China
Product Name: α-Terpinene
Price: $Inquiry/250mg $Inquiry/100mg $Inquiry/1g
Purity: 98.0%
Delivery: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: ALPHA-TERPINENE_
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Delivery: Inquiry
Contact: Anson
Email: info@tianfuchem.com

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