Dimethylphosphine oxide
[CAS# 7211-39-4]

Identification

• Classification: Organic raw materials >> Organic phosphine compound
• Name: Dimethylphosphine oxide
• Synonyms: Dimethylphosphinous acid
• Molecular Formula: C₂H₇OP
• Molecular Weight: 78.05
• CAS Registry Number: 7211-39-4
• EC Number: 230-591-2

Properties

• Solubility: Freely soluble (470 g/L) (25 ºC), Calc.^*
• Boiling point: 65-67 ºC (6 Torr)^**
• Flash point: 4.9±22.6 ºC, Calc.^*

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

^** Pietrusiewicz, K. M.; Science of Synthesis 2009, V42, P221-241.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H312
Acute toxicity	Acute Tox.	4	H332
Chronic hazardous to the aquatic environment	Aquatic Chronic	3	H412
Eye irritation	Eye Irrit.	2A	H319
Acute hazardous to the aquatic environment	Aquatic Acute	3	H402
Flammable liquids	Flam. Liq.	3	H226
Eye irritation	Eye Irrit.	2	H319