1,3-Cyclohexadiene,2-methyl-5-(1-methylethyl)- cas no:99-83-2

Name1,3-Cyclohexadiene,2-methyl-5-(1-methylethyl)-
CAS99-83-2
Synonymsp-Mentha-1,5-diene(8CI); (?à)-a-Phellandrene;5-Isopropyl-2-methyl-1,3-cyclohexadiene; Menthadiene; a-Phellandrene
EINECS(EC#)202-792-5
Molecular FormulaC10H16
Molecular Weight136.26

refractive indexn20/D 1.474(lit.)

Hazardclass3.2

Hazard Toxic by ingestion and skin absorption; strong irritant.
Risk 10-22-36/37/38-43
Safety Mildly toxic by ingestion. A severe human skin irritant. Incompatible with air. Flammable liquid when exposed to heat, sparks, or flame. When heated to decomposition it emits acrid smoke and irritating fumes.

CHEMICAL IDENTIFICATION

RTECS NUMBER :

OS8080000

CHEMICAL NAME :

p-Mentha-1,5-diene

CAS REGISTRY NUMBER :

99-83-2

BEILSTEIN REFERENCE NO. :

1280394

LAST UPDATED :

199701

DATA ITEMS CITED :

4

MOLECULAR FORMULA :

C10-H16

MOLECULAR WEIGHT :

136.26

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

Standard Draize test

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Human - man

REFERENCE :

FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 16,843,1978 ** ACUTE TOXICITY DATA **

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

5700 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: 16,843,1978 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X2097 No. of Facilities: 361 (estimated) No. of Industries: 9 No. of Occupations: 8 No. of Employees: 13236 (estimated) No. of Female Employees: 2826 (estimated)