Diethyl difluoromethanephosphonate
[CAS# 1478-53-1]

Identification

• Classification: Organic raw materials >> Organic phosphine compound
• Name: Diethyl difluoromethanephosphonate
• Synonyms: Diethyl (difluoromethyl)phosphonate
• Molecular Formula: C₅H₁₁F₂O₃P
• Molecular Weight: 188.11
• CAS Registry Number: 1478-53-1
• EC Number: 673-917-2

Properties

• Solubility: Soluble (43 g/L) (25 ºC), Calc.^*
• Density: 1.1934 g/cm³ (20 ºC)^**
• Boiling point: 85.6-86.5 ºC (12 Torr)^**
• Flash point: 62.2±25.9 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

^** Soborovskii, L. Z.; Zhurnal Obshchei Khimii 1959, V29, P1144-6.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin corrosion	Skin Corr.	1B	H314
Acute toxicity	Acute Tox.	4	H332
Eye irritation	Eye Irrit.	2A	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H312