1,5-Pentanedithiol
[CAS 928-98-3]

Identification

• Classification: Chemical reagent >> Organic reagent >> Thiol salt
• Name: 1,5-Pentanedithiol
• Synonyms: Pentamethylene dimercaptan
• Molecular Formula: C₅H₁₂S₂
• Molecular Weight: 136.28
• CAS Registry Number: 928-98-3
• EC Number: 213-194-9

Properties

• Density: 1.016
• Melting point: -72 °C
• Boiling point: 215-217 °C
• Refractive index: 1.519-1.521
• Flash point: 95 °C

Safety Data

• Hazard Symbols: Xn
• Risk Statements: R20/21/22;R36/37/38
• Safety Statements: S26;S36/37/39

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2	H319
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	4	H332
Acute toxicity	Acute Tox.	4	H312