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Ethyl chloroformate

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Origin: China

Cas No: 541-41-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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CAS No.: 541-41-3 Formula: C3H5ClO2 Molecular Weight: 108.52400

Description

Ethyl chloroformate is the ethyl ester of chloroformic acid. It is a reagent used in organic synthesis for the introduction of the ethyl carbamate protecting group and for the formation of carboxylic anhydrides.

Basic Info

Chemical Name	Ethyl chloroformate
Synonyms	Cathyl chloride; Chloroformic acid ethyl ester; ethyl chloroformate; chlorocarbonic acid ethyl ester; ethoxycarbonyl chloride; Formic acid,chloro-,ethyl ester; ethyl carbonochloridate; Carbonochloridic acid,ethyl ester; Carbonochloridic acid, ethyl ester; Ethyl chlorocarbonate; Ethyl chloromethanoate;
CAS No.	541-41-3
Molecular Formula	C3H5ClO2
Molecular Weight	108.52400
PSA	26.30000
LogP	1.38170

Properties

Appearance & Physical State	Colorless to yellow liquid
Density	1.135
Boiling Point	94ºC
Melting Point	-81ºC
Flash Point	16ºC
Refractive Index	1.395-1.396
Water Solubility	decomposes
Storage Condition	2-8ºC
Vapor Density	3.74 (vs air)
Vapor Pressure	3.42 psi ( 20 °C)

Safety Info

RTECS	LQ6125000
Hazard Class	6.1
Safety Statements	S9-S16-S26-S28-S36/37/39-S45
HS Code	2915900090
Packing Group	I
WGK Germany	1
RIDADR	UN 1182
Risk Statements	R11; R22; R26; R34
Hazard Codes	F

Synthesis Route

tetrachloromethane+Ethanol→Acetal+phosgene
Ethanol+chlorocarbonic acid pentachloroethyl ester→Ethyl trichloroacetate+Ethyl chloroformate
trichloromethyl 2,2,2-trichloroacetate→Ethyl trichloroacetate+Ethyl chloroformate

Toxicity

Exposure Route	Type of Test	Species Observed	Dose/Duration	Toxic Effects
Oral	LD50 - Lethal dose, 50 percent kill	Rodent - rat	270 mg/kg	1.Details of toxic effects not reported other than lethal dose value

Downstream Product

ethyl propanimidate
4-butyl-3-phenyl-1,2,4-oxadiazol-5-one
1H-Imidazole-1-carboxylicacid,5-amino-4-(aminocarbonyl)-,ethylester(9CI)
Ethyl 2-methylpropanimidate

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