W358800

1,3-Propanedithiol

≥96%, FG

• Synonym(s): 1,3-Dimercaptopropane, Trimethylene dimercaptan
• Linear Formula: HS(CH₂)₃SH
• CAS Number: 109-80-8
• Molecular Weight: 108.23
• FEMA Number: 3588
• Beilstein/REAXYS Number: 1071197
• EC Number: 203-706-9
• Council of Europe no.: 11929
• MDL number: MFCD00004904
• UNSPSC Code: 12164502
• PubChem Substance ID: 24901798
• Flavis number: 12.076

Properties

• biological source: synthetic
• 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

Safety Information

• pictograms: GHS02,GHS06
• signalword: Danger
• hcodes: H226,H301,H315
• pcodes: P210 - P233 - P240 - P241 - P301 + P310 - P303 + P361 + P353
• Hazard Classifications: Acute Tox. 3 Oral - Flam. Liq. 3 - Skin Irrit. 2
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: 138.2 °F - closed cup
• flash_point_c: 59 °C - closed cup
• ppe: Eyeshields, Gloves, type ABEK (EN14387) respirator filter