Bis(2-ethylhexyl) phosphite
[CAS 3658-48-8]

Identification

• Classification: Organic raw materials >> Organic phosphine compound
• Name: Bis(2-ethylhexyl) phosphite
• Synonyms: Chelex H 8; Di-2-Ethylhexyl phosphite; Di-2-ethylhexyl hydrogen phosphite; Diisooctyl phosphite; NSC 2664
• Molecular Formula: C₁₆H₃₅O₃P
• Molecular Weight: 306.42
• CAS Registry Number: 3658-48-8
• EC Number: 222-904-6

Properties

• Solubility: Insoluble (5.8E^-3 g/L) (25 °C), Calc.^*
• Density: 0.940 g/cm³ (25 °C)^**
• Refractive index: 1.4473 (589.3 nm 25 °C)^***

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

^** Walsh, E. N.

^*** GB 922675 1963.

Safety Data

• Hazard Symbols: Xi
• Risk Statements: R36/37/38
• Safety Statements: S26;S37/39

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Serious eye damage	Eye Dam.	1	H318
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400