Agent Name

Urushiol

CAS Number

53237-59-5

Major Category

Biological Agents

Category

Plant-Derived Allergens

Description

Pale yellow liquid; [Merck Index]

Sources/Uses

Main toxic component of poison ivy, poison oak, Asiatic lacquer tree and other members of the genus Toxicodendron and Anacardiaceae; Used in hyposensitization therapy; [Merck Index] Present in Chinese and Japanese lacquer; [HSDB] A mixture of alkylcatechols found in the sap of Anacardiaceae plants; [Kanerva, p. 1845]

Comments

Very active allergen with skin reactions like poison ivy; [Merck Index] Emergency treatment: "Plants-toxicodendrol"; Toxicodendron plants include poison ivy, poison oak, and poison sumac; [HSDB]

Reference Link

Occupational poison ivy and oak dermatitis. [Dermatol Clin. 1994] - PubMed result

Exposure Assessment
Reference Link

A study of dermatitis in the lacquerware industry

Adverse Effects
Skin Sensitizer

Yes

Links to Other NLM Databases
Health Studies

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Toxicity Information

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Chemical Information

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Biomedical References

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent:

Processes

Industrial Processes with risk of exposure: