4-Chloro-1-butyne
[CAS# 51908-64-6]

Identification

• Name: 4-Chloro-1-butyne
• Molecular Formula: C₄H₅Cl
• Molecular Weight: 88.54
• CAS Registry Number: 51908-64-6
• EC Number: 855-840-8

Properties

• Density: 0.986
• Boiling point: 96 °C
• Refractive index: 1.4376-1.4420
• Flash point: 8 °C

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	3	H226
Skin sensitization	Skin Sens.	1	H317
Acute toxicity	Acute Tox.	3	H301