Agent Name

EP 201

CAS Number

141-37-7

Formula

C16-H24-O4

Major Category

Plastics & Rubber

Synonyms

3,4-Epoxy-6-methylcyclohexenecarboxylic acid (3,4-epoxy-6-methylcyclohexylmethyl) ester; 3,4-Epoxy-6-methylcyclohexylmethyl 3,4-epoxy-6-methylcyclohexanecarboxylate; 3,4-Epoxy-6-methylcyclohexylmethyl-3',4'-epoxy-6'-methylcyclohexane carboxylate; 4,5-Epoxy-2-methylcyclohexylmethyl-4,5-epoxy-2-methylcyclohexanecarboxylate; 6-Methyl-3,4-epoxycyclohexylmethyl 6-methyl-3,4-epoxycyclohexane carboxylate; Chissonox 201; Epoxide-201; Unox 201; Unox epoxide 201; 3,4-Epoxy-6-methylcyclohexylmethyl-3,4-epoxy-6-methylcyclohexane carboxylate; 4-Methyl-7-oxabicyclo(4.1.0)heptane-3-carboxylic acid, (4-methyl-7-oxabicyclo(4.1.0)hept-3-yl)methyl ester; 7-Oxabicyclo(4.1.0)heptane-3-carboxylic acid, 4-methyl-, (4-methyl-7-oxabicyclo(4.1.0)hept-3-yl)methyl ester; [ChemIDplus] (6-Methyl-3,4-epoxycyclohexyl)methyl 6-methyl-3,4-epoxycyclohexane carboxylate; 4-Methyl-7-oxabicyclo(4.1.0)heptane-3-methanol-4-methyl-7-oxabicyclo(4.1.0)heptane-3-carboxylate; [IARC]

Category

Glycidyl Ethers

Description

Liquid; [IARC]

Sources/Uses

Used to make cured resins; Produced by one US company until about 1965; Believed to have been replaced by a related compound that does not have the methyl groups on each of the cyclohexyl rings; [IARC]

Comments

Causes faint skin erythema in rabbits; Inhalation exposure of rats to saturated air at 17 deg C resulted in no mortalities after 4-hour exposure, but 5/6 died from 8-hour exposure; Skin application causes carcinomas in mice; [IARC] A mild skin irritant; [RTECS]

Adverse Effects
IARC Carcinogen

Not Classifiable

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