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Propyl allyl disulfide

Propyl 2-propenyl disulfide

Allyl propyl disulfide · 4,5-Dithia-1-octene

Aliphatic alkene disulfide · C₆H₁₂S₂

Chemical structure of Propyl allyl disulfide
2D structure PubChem / NCI CIR

Chemical info

CAS number CAS
2179-59-1
Molecular formula
C₆H₁₂S₂
Molecular weight
148.29 g/mol
Aroma
Sharp allium, pungent, acrid.

Safety

Insufficient data · Allium allergen

Propyl allyl disulfide is a sulfur constituent of leek and garlic oils. Data are limited.

Skin. Has been reported to cause contact allergy in a garlic-sensitive individual.

Mutagenicity. Not mutagenic in the Ames test.

Usage guidelines

Concern level
Insufficient data
Oils with high content
Leek 8.1 percent · Garlic 0.26 to 7.2 percent

Found in essential oils

Principal sources
Leek8.1 %
Garlic0.26 – 7.2 %

Notes

The compound is only formed when leek or garlic tissue is cut or crushed. Allium oils are not suitable for cosmetic use.