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Benzyl chloroformate

Benzyl chloroformate is the benzyl ester of chloroformic acid. It is also known as benzyl chlorocarbonate and is an oily liquid whose color is anywhere from yellow to colorless. It is also known for its pungent odor. When heated, benzyl chloroformate decomposes into phosgene and if it comes in contact with water it produces toxic, corrosive fumes.

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Further Information

Names

Preferred IUPAC name: Benzyl carbonochloridate

Other names

Benzyl chloroformate
Benzyloxycarbonyl chloride
Z-Chloride

Identifiers

CAS Number: 501-53-1

JSmol: Interactive image

ChemSpider: 9958

ECHA InfoCard: 100.007.205

PubChem: 10387

Properties

Chemical formula: C8H7ClO2

Molar mass: 170.59 g·mol

Density: 1.195 g/cm

Boiling point: Torr

Hazards

Safety data sheet: External MSDS

EU classification:

R-phrases: R34 R50/53

S-phrases: (S1/2) S26 S45 S60 S61

Flash point: 80 °C (176 °F; 353 K)

Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).Except where otherwise noted, data are given for materials in their(at 25 °C [77 °F], 100 kPa).