Benzene,1-methyl-2-(1-methylethyl)- cas no:527-84-4

Synonyms: o-Cymene(8CI); 1-Isopropyl-2-methylbenzene; 1-Methyl-2-(1-methylethyl)benzene;1-Methyl-2-isopropylbenzene; 2-Isopropyltoluene; NSC 73976; o-Cymol;o-Isopropyltoluene

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Identification
Chemical Properties
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Safety Data
Toxicity

Identification

NameBenzene,1-methyl-2-(1-methylethyl)-
CAS527-84-4
Synonymso-Cymene(8CI); 1-Isopropyl-2-methylbenzene; 1-Methyl-2-(1-methylethyl)benzene;1-Methyl-2-isopropylbenzene; 2-Isopropyltoluene; NSC 73976; o-Cymol;o-Isopropyltoluene
EINECS(EC#)208-426-0
Molecular FormulaC10H14
Molecular Weight134.24

Chemical Properties

refractive indexn20/D 1.499(lit.)

Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)

Hazardclass3.2

Safety Data

Risk R10
Safety

Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits acrid smoke and irritating vapors.
Risk Statements:10
R10:Flammable.
Safety Statements:23-24/25
S23:Do not breathe vapour.
S24/25:Avoid contact with skin and eyes.
HazardClass:3.2

Toxicity

1.	orl-rat LD50:2130 mg/kg	GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 29 (3)(1985),49.
2.	orl-mus LD50:2024 mg/kg	GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 29 (3)(1985),49.
3.	ihl-mus LC50:10,300 mg/m3	GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 29 (3)(1985),49.
4.	ipr-mus LD50:1315 mg/kg	GTPZAB Gigiena Truda i Professionalnye Zabolevaniia. Labor Hygiene and Occupational Diseases. 29 (3)(1985),49.

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