Physical and chemical constants of the substance:
National Standard Number 81115
CAS Number 142-61-0
Molecular Formula C₆H₁₁ClO; CH₃(CH₂)₄CClO
Appearance and Properties Colorless liquid
Molecular Weight 134.61 Flash Point 50°C
Boiling Point: 151～153°C Solubility Soluble in ether, chloroform, and most [2] organic solvents
Density Relative density (water=1) 0.97 Stability Stable
Hazard Label 20 (Corrosive substance)
Main Use Used in organic synthesis

Synthesis Method
Produced by the reaction of n-hexanoic acid with thionyl chloride. Mix thionyl chloride with n-hexanoic acid at 50-70°C, react at 70-90°C for 4 hours. Distill and collect the fraction at 147-160°C to obtain hexanoyl chloride.

Uses
1. Used as an intermediate in organic synthesis. Used to prepare the antifungal drug tribromophenyl hexanoate, and also as an intermediate for liquid crystals.
2. Used in organic synthesis.
3. Used as an acylating agent in organic synthesis.