alpha-Terpinene

Modify Date: 2024-01-02 12:13:28

alpha-Terpinene Structure
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
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].

 Names

Name α-terpinene
Synonym More Synonyms

 alpha-Terpinene Biological Activity

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
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.

 Chemical & Physical Properties

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
Storage condition −20°C
Water Solubility 95% ethanol: soluble1ml/2ml, clear, colorless | Soluble in ether, alcohol, and ethanol (100 mg/ml). Insoluble in water.

 Toxicological Information

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)

 Safety Information

Symbol GHS02 GHS07 GHS09
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

 Synthetic Route

 Customs

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%

 Articles32

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

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 Synonyms

a-Terpinene
α-Terpinene
Terpilene
Terpinene
α -Terpinene
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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