Agent Name

Allyl propyl disulfide

CAS Number

2179-59-1

Formula

C6-H12-S2

Major Category

Other Classes

Synonyms

4,5-Dithia-1-octene; Allyl propyl disulphide; Disulfide, 2-propenyl propyl; Disulfide, allyl propyl; Propenyl propyl disulfide; [ChemIDplus] UN8027

Category

Sulfur Compounds

Description

Pale-yellow liquid with a strong & irritating onion-like odor. [Note: The chief volatile component of onion oil.] [NIOSH]

Sources/Uses

The main volatile oil in onions, it is used as a food flavoring agent. [ACGIH]

Comments

One of the allergens in garlic; [Kanerva, p. 1747] A lachrymator; [HSDB] A dermal sensitizer; [ACGIH]

Reference Link

NIOSH Occupational Health Guidelines for Chemical Hazards: Allyl propyl disulfide

Exposure Assessment
Skin Designation (ACGIH)

Insufficient data

TLV (ACGIH)

0.5 ppm

PEL (OSHA)

2 ppm

MAK

2 ppm

Vapor Pressure

0.39 mm Hg

Explanatory Notes

Flash point = 133 deg F;

Adverse Effects
Skin Sensitizer

Yes

Lacrimator

Yes

Links to Other NLM Databases
Health Studies

Human Health Effects from Hazardous Substances Data Bank:

Toxicity Information

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Chemical Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: