Ethylenebis(nitrilodimethylene)tetraphosphonic acid

Modify Date: 2025-08-25 16:31:21

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Structure
Ethylenebis(nitrilodimethylene)tetraphosphonic acid structure
Common Name Ethylenebis(nitrilodimethylene)tetraphosphonic acid
CAS Number 1429-50-1 Molecular Weight 436.124
Density 2.0±0.1 g/cm3 Boiling Point 878.7±75.0 °C at 760 mmHg
Molecular Formula C6H20N2O12P4 Melting Point 215-217°C
MSDS N/A Flash Point 485.2±37.1 °C

 Names

Name [1,2-Ethanediylbis[Nitrilobis-(Methylene)]]Tetrakis-Phosphonic Acid
Synonym More Synonyms

 Chemical & Physical Properties

Density 2.0±0.1 g/cm3
Boiling Point 878.7±75.0 °C at 760 mmHg
Melting Point 215-217°C
Molecular Formula C6H20N2O12P4
Molecular Weight 436.124
Flash Point 485.2±37.1 °C
Exact Mass 435.996674
PSA 275.84000
LogP -5.81
Vapour Pressure 0.0±0.6 mmHg at 25°C
Index of Refraction 1.622

 Safety Information

Hazard Codes Xi: Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36/37/39
HS Code 2931900090

 Synthetic Route

~64%

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Structure

Ethylenebis(nit...

CAS#:1429-50-1

Literature: Villemin, Didier; Moreau, Bernard; Elbilali, Abdelghani; Didi, Mohamed-Amine; Kaid, Mhamed; Jaffres, Paul-Alain Phosphorus, Sulfur and Silicon and the Related Elements, 2010 , vol. 185, # 12 p. 2511 - 2519

~76%

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Structure

Ethylenebis(nit...

CAS#:1429-50-1

Literature: Solutia Europe N.V./S.A. Patent: EP1681294 A1, 2006 ; Location in patent: Page/Page column 9; 13-14 ;

~95%

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Structure

Ethylenebis(nit...

CAS#:1429-50-1

Literature: STRAITMARK HOLDING AG; NOTTÉ, Patrick; COGELS, Samuel; BURCK, Sebastian Patent: WO2014/12990 A1, 2014 ; Location in patent: Page/Page column 23 ;

~%

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Structure

Ethylenebis(nit...

CAS#:1429-50-1

Literature: US2599807 , ;

~%

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Structure

Ethylenebis(nit...

CAS#:1429-50-1

Literature: Journal fuer Praktische Chemie (Leipzig), , vol. 311, p. 529 - 538

 Customs

HS Code 2931900090
Summary 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

 Synonyms

EINECS 215-851-5
Ethylenediaminetetra(methylenephosphonic acid)
EDTMP
Ethylenebis(nitrilodimethylene)tetraphosphonic acid
MFCD00058893
{1,2-Ethanediylbis[nitrilobis(methylene)]}tetrakis(phosphonic acid)
Phosphonic acid, [1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-
N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) Hydrate
{Ethane-1,2-diylbis[nitrilobis(methylene)]}tetrakis(phosphonic acid)
EDTMP,EDTMPA
Ethylene diamine tetra (methylene phosphonic acid)
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