8.00881

Ethyl chloroformate

for synthesis

• Synonym(s): Ethyl chloroformate, Ethyl chlorocarbonate, Ethoxycarbonyl chloride, Chloroformic acid ethyl ester
• Linear Formula: ClCOOC₂H₅
• CAS Number: 541-41-3
• Molecular Weight: 108.52
• Beilstein/REAXYS Number: 385653
• MDL number: MFCD00000644
• UNSPSC Code: 12352100
• EC Index Number: 208-778-5
• NACRES: NA.22

Properties

• vapor density: 3.74 (vs air)
• Quality Level: 200
• vapor pressure: 3.42 psi ( 20 °C); 54 hPa ( 20 °C)
• form: liquid
• autoignition temp.: 450 °C; 842 °F
• potency: 204 mg/kg LD₅₀, oral (Rat); 7120 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 3.7-12.6 % (v/v)
• refractive index: n20/D 1.395 (lit.)
• bp: 93 °C (lit.)
• mp: -81 °C; −81 °C (lit.)
• transition temp: flash point 16 °C
• density: 1.14 g/cm³ at 20 °C; 1.135 g/mL at 25 °C (lit.)
• storage temp.: 15-25°C
• SMILES string: CCOC(Cl)=O
• InChI: 1S/C3H5ClO2/c1-2-6-3(4)5/h2H2,1H3
• InChI key: RIFGWPKJUGCATF-UHFFFAOYSA-N

Description

General description

for synthesis

Application

Ethyl chloroformate for synthesis. CAS 541-41-3, EC Number 208-778-5, chemical formula ClCOOC₂H₅.

Analysis Note

Assay (GC, area%)≥ 98.0 % (a/a)Density (d 20 °C/ 4 °C)1.138 - 1.140Identity (IR)passes test

Safety Information

• pictograms: GHS02,GHS06,GHS05
• signalword: Danger
• hcodes: H225,H290,H302,H314,H330
• pcodes: P210 - P280 - P301 + P312 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 1 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 2 - Met. Corr. 1 - Skin Corr. 1B
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 1
• flash_point_f: 60.8 °F
• flash_point_c: 16 °C