Chlorodifluoroacetic anhydride
[CAS# 2834-23-3]

Identification

• Classification: Chemical reagent >> Organic reagent >> Carboxylic anhydride
• Name: Chlorodifluoroacetic anhydride
• Synonyms: Difluorochloroacetic anhydride
• Molecular Formula: C₄Cl₂F₄O₃
• Molecular Weight: 242.94
• CAS Registry Number: 2834-23-3
• EC Number: 220-603-4

Properties

• Solubility: Slightly soluble (1.4 g/L) (25 ºC), Calc.^*
• Density: 1.737±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Boiling point: 92.5±0.0 ºC (760 Torr), Calc.^*
• Flash point: 25.9±15.1 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

Safety Data

• Hazard Symbols: C
• Risk Codes: R21/22;R34
• Safety Description: S26;S36/37/39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin corrosion	Skin Corr.	1B	H314
Acute toxicity	Acute Tox.	3	H301
Acute toxicity	Acute Tox.	4	H312
Substances or mixtures corrosive to metals	Met. Corr.	1	H290
Serious eye damage	Eye Dam.	1	H318

• Transport Information: UN 3265 8 / PGII