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Key Documents

Safety Information

W358800

Sigma-Aldrich

1,3-Propanedithiol

≥96%, FG

Synonym(s):

1,3-Dimercaptopropane, Trimethylene dimercaptan

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About This Item

Linear Formula:
HS(CH2)3SH
CAS Number:
Molecular Weight:
108.23
FEMA Number:
3588
Beilstein:
1071197
EC Number:
Council of Europe no.:
11929
MDL number:
UNSPSC Code:
12164502
PubChem Substance ID:
Flavis number:
12.076
Organoleptic:
meaty; sulfurous
grade:
FG
Halal
Kosher
biological source:
synthetic
food allergen:
no known allergens

biological source

synthetic

Quality Level

grade

FG
Halal
Kosher

reg. compliance

EU Regulation 1334/2008 & 872/2012

vapor density

>1 (vs air)

vapor pressure

5 mmHg ( 37.7 °C)

Assay

≥96%

refractive index

n20/D 1.539 (lit.)

bp

169 °C (lit.)

mp

−79 °C (lit.)

density

1.078 g/mL at 25 °C (lit.)

application(s)

flavors and fragrances

Documentation

see Safety & Documentation for available documents

food allergen

no known allergens

Organoleptic

meaty; sulfurous

SMILES string

SCCCS

InChI

1S/C3H8S2/c4-2-1-3-5/h4-5H,1-3H2

InChI key

ZJLMKPKYJBQJNH-UHFFFAOYSA-N

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Pictograms

FlameSkull and crossbones

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Oral - Flam. Liq. 3 - Skin Irrit. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

138.2 °F - closed cup

Flash Point(C)

59 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

危险化学品

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