Diethylenetriaminepenta(methylenephosphonicacid) sodium salt

Modify Date: 2025-08-26 13:15:45

Diethylenetriaminepenta(methylenephosphonicacid) sodium salt Structure
Diethylenetriaminepenta(methylenephosphonicacid) sodium salt structure
Common Name Diethylenetriaminepenta(methylenephosphonicacid) sodium salt
CAS Number 22042-96-2 Molecular Weight 793.01700
Density 1.945g/cm3 Boiling Point 1003.3ºC at 760mmHg
Molecular Formula C9H18N3Na10O15P5 Melting Point N/A
MSDS N/A Flash Point 560.6ºC

 Names

Name sodium,[2-[2-[bis(phosphonomethyl)amino]ethyl-(phosphonomethyl)amino]ethyl-(phosphonomethyl)amino]methyl-hydroxyphosphinate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.945g/cm3
Boiling Point 1003.3ºC at 760mmHg
Molecular Formula C9H18N3Na10O15P5
Molecular Weight 793.01700
Flash Point 560.6ºC
Exact Mass 792.84000
PSA 374.72000
LogP 1.95040

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
TA0411000
CHEMICAL NAME :
Phosphonic acid, (((phosphonomethyl)imino)bis(2,1-ethanediylnitrilobis (methylene)))tetrakis -, sodium salt
CAS REGISTRY NUMBER :
22042-96-2
LAST UPDATED :
199710
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C9-H28-N3-O15-P5.xNa

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0790-0950/0951
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0790-0950/0951
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - quail
DOSE/DURATION :
>2510 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0790-0950/0951
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Bird - duck
DOSE/DURATION :
>2510 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EPASR* United States Environmental Protection Agency, Office of Pesticides and Toxic Substances. (U.S. Environmental Protection Agency, 401 M St., SW, Washington, DC 20460) History unknown. Volume(issue)/page/year: 8EHQ-0790-0950/0951

 Synonyms

Dequest 2066 deflocculant and sequestrant
Diethylenetriaminepenta(methylenephosphonicacid) sodium salt
Dequest 2066
Phosphonic acid,((bis(2-(bis(phosphonomethyl)amino)ethyl)amino)methyl)-,sodium salt
Briquest 543-33S
EINECS 244-751-4
Wayplex 55S
Sequion 40Na32
(((Phosphonomethyl)imino)bis((ethylenenitrilo)bis(methylene)))tetrakisphosphonic acid,sodium salt
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