3-Butynyl 4-methylbenzenesulfonate
[CAS# 23418-85-1]

Identification

• Classification: Chemical reagent >> Organic reagent >> Tosylate
• Name: 3-Butynyl 4-methylbenzenesulfonate
• Synonyms: 3-Butynyl p-toluenesulfonate
• Molecular Formula: C₁₁H₁₂O₃S
• Molecular Weight: 224.28
• CAS Registry Number: 23418-85-1
• EC Number: 627-850-0

Properties

• Density: 1.012
• Refractive index: 1.522-1.524
• Flash point: 110 °C

Safety Data

• Hazard Symbols: Xn
• Risk Statements: R22;R36/37/38
• Safety Statements: S26;S37/39

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	4	H302
Eye irritation	Eye Irrit.	2A	H319