Agent Name

Diethyl ((diethanolamino)methyl)phosphonate

CAS Number

2781-11-5

Formula

C9-H22-N-O5-P

Major Category

Other Classes

Synonyms

Adeka FC 450; Diethyl ((N,N-bis(2-hydroxyethyl)amino)methyl)phosphonate; Diethyl ((bis(2-hydroxyethyl)amino)methyl)phosphonate; Diethyl (N,N-bis(2-hydroxyethyl)amino)methanephosphonate; Diethyl (diethanolamino)methylphosphonate; Diethyl N,N-bis(hydroxyethyl)aminomethylphosphonate; FC 450; Fyrol 6; O,O-Diethyl ((bis(2-hydroxyethyl)amino)methyl)phosphonate; O,O-Diethyl N,N-bis(2-hydroxyethyl)aminomethyl phosphonate; Phosphonic acid, ((bis(2-hydroxyethyl)amino)methyl)-, diethyl ester; [ChemIDplus]

Category

Organophosphates, Other

Description

Dark amber liquid; [HSDB] Solid; [MSDSonline]

Sources/Uses

Used as a flame retardant for urethane and electronic laminate resin systems; [HSDB]

Comments

Oral LD (rat) >5000 mg/kg; [RTECS] No hepatic necrosis and did not inhibit cholinesterase in rat studies (500 mg/kg gavage for 13 weeks); [HSDB] May cause irritation; [MSDSonline]

Exposure Assessment
Vapor Pressure

0.43 mm Hg

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Health Studies

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Chemical Information

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Processes

Industrial Processes with risk of exposure: