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Key Documents

W322806

Sigma-Aldrich

Propyl disulfide

≥98%, FG

Synonym(s):

Dipropyl disulfide, Propyl disulfide

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About This Item

Linear Formula:
CH3CH2CH2SSCH2CH2CH3
CAS Number:
Molecular Weight:
150.31
FEMA Number:
3228
Beilstein:
969200
EC Number:
Council of Europe no.:
540
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
12.014
NACRES:
NA.21

biological source

synthetic

Quality Level

grade

FG
Fragrance grade
Halal
Kosher

Agency

follows IFRA guidelines

reg. compliance

EU Regulation 1223/2009
EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 172.515

Assay

≥98%

refractive index

n20/D 1.497 (lit.)

bp

195-196 °C (lit.)

mp

−86 °C (lit.)

density

0.96 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

fragrance allergen

no known allergens

Organoleptic

burnt; earthy; alliaceous; sulfurous

SMILES string

CCCSSCCC

InChI

1S/C6H14S2/c1-3-5-7-8-6-4-2/h3-6H2,1-2H3

InChI key

ALVPFGSHPUPROW-UHFFFAOYSA-N

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General description

Propyl disulfide is a volatile flavor compound mainly found in allium species such as onion, chive and scallions.

Pictograms

Exclamation markEnvironment

Signal Word

Warning

Hazard Statements

Hazard Classifications

Aquatic Chronic 2 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

147.2 °F - closed cup

Flash Point(C)

64 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Volatile flavor components of chive (Allium schoenoprasum L.).
Hashimoto S, et al.
Journal of Food Science, 48(6), 1858-1859 (1983)
Volatile constituents of the distilled oils of Welsh onions (Allium fistulosum L. variety maichuon) and scallions (Allium fistulosum L. variety caespitosum).
Kuo MC & Ho CT.
Journal of Agricultural and Food Chemistry, 40(1), 111-117 (1992)
Volatile flavor compounds from onion.
Boelens M, et al.
Journal of Agricultural and Food Chemistry, 19(5), 984-991 (1971)
Opender Koul
Journal of economic entomology, 97(3), 1142-1147 (2004-07-29)
Head space volatiles, including 73% di-n-propyl disulfide, were collected from freshly crushed neem seeds. This compound along with previously reported diallyl disulfide (di-2-propenyl disulfide) were toxic when applied topically or as a fumigant to Tribolium castaneum adults and 8-, 12-
Han-Seung Shin et al.
Journal of agricultural and food chemistry, 50(26), 7684-7690 (2002-12-12)
Organosulfur compounds and sodium bisulfite significantly inhibited (P < 0.05) heterocyclic aromatic amine (HAA) formation in model systems containing phenylalanine, creatinine, and glucose. There was, however, no inhibition by the same compounds in a model system containing only phenylalanine and

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