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  • Oxalyl Chloride  79-37-8
Name:Oxalyl Chloride 79-37-8
CAS No:79-37-8

PRODUCT DESCRIPTION


Description

Oxalyl chloride is a chemical compound with the formula (COCl)2. This colourless, sharp-smelling liquid, the diacid chloride of oxalic acid, is a useful reagent in organic synthesis. It can be prepared by treating oxalic acid with phosphorus pentachloride.

Basic Info

Chemical Name Oxalyl Chloride
Synonyms

oxalyl dichloride;Ethanedioyl dichloride;

CAS No. 79-37-8
Molecular Formula C2Cl2O2
Molecular Weight 126.92600
PSA 34.14000
LogP 0.51720

Numbering system

UNII R4Y96317DW

Properties

Appearance & Physical State colourless liquid with a pungent odour
Density 1.335
Boiling Point 62-65ºC
Melting Point -9ºC
Flash Point 4.5ºC
Refractive Index 1.429
Water Solubility reacts
Stability Stable. Incompatible with bases, alcohols, steel, oxidizing agents, alkali metals. Moisture sensitive. Reacts violently with water, liberating toxic gas.
Storage Condition Store Cold
Vapor Density 4.4 (vs air)
Vapor Pressure 150 mm Hg ( 20 °C)

Safety Info

RTECS KI2950000
Hazard Class 8
Safety Statements S26-S36/37/39-S45-S8
HS Code 2942000000
Packing Group II
WGK Germany 2
RIDADR UN 2922
Risk Statements R14; R23/24/25; R29; R34; R40
Hazard Codes C
Supplemental Hazard Statements Contact with water liberates toxic gas; Reacts violently with water.
Hazard Declaration H314; H331; H335
Symbol GHS05, GHS06
Caution Statement P261; P280; P305 + P351 + P338; P310
Signal Word Danger

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