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Ethylenebis(nitrilodimethylene)tetraphosphonic acid

Ethylenebis(nitrilodimethylene)tetraphosphonic acid structure

CAS No.: 1429-50-1

Chemical Name:: Ethylenebis(nitrilodimethylene)tetraphosphonic acid

Synonyms: edtmp;Methylene Phosphonic Acid;EDTPO;EDITEMPA;ETHYLENEDIAMINE TETRA(METHYLENEPHOSPHONIC ACID);EDTMPS·Na8;sandeqingxi;Dequest 2041;EDTMP, EDTMPA;tetrakis(methylene)

CBNumber:: CB1340132

Molecular Formula:: C6H20N2O12P4

Molecular Weight:: 436.12

MDL Number:: MFCD00058893

MOL File:: 1429-50-1.mol

MSDS File:: SDS

Last updated:2025-12-31 14:38:37

Product description	Number	Pack Size	Price
N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) >98.0%(T)	E0393	25g	$50
N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) >98.0%(T)	E0393	100g	$114
N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) >98.0%(T)	E0393	500g	$303
Ethylenediaminetetra(methylenephosphonicacid)	E918323	25g	$120
N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonicacid),98%(Assaybytitration) 98%(Assaybytitration)	37151	250G	$134.4
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Ethylenebis(nitrilodimethylene)tetraphosphonic acid Properties

Melting point	247 °C
Boiling point	878.7±75.0 °C(Predicted)
Density	1.993±0.06 g/cm3(Predicted)
vapor pressure	0Pa at 25℃
storage temp.	Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility	Aqueous Base (Slightly)
pka	0.13±0.10(Predicted)
form	Solid
color	White
Water Solubility	19.6g/L at 20℃
InChI	InChI=1S/C6H20N2O12P4/c9-21(10,11)3-7(4-22(12,13)14)1-2-8(5-23(15,16)17)6-24(18,19)20/h1-6H2,(H2,9,10,11)(H2,12,13,14)(H2,15,16,17)(H2,18,19,20)
InChIKey	NFDRPXJGHKJRLJ-UHFFFAOYSA-N
SMILES	P(=O)(O)(O)CN(CCN(CP(=O)(O)O)CP(=O)(O)O)CP(=O)(O)O
LogP	-4.1
CAS DataBase Reference	1429-50-1(CAS DataBase Reference)
FDA UNII	V4CP8RSX7V
EPA Substance Registry System	Ethylenediamine tetrakis(methylene phosphonic acid) (1429-50-1)

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H315-H319

Precautionary statements

P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313

Hazard Codes

Risk Statements

36/37/38

Safety Statements

26-36/37/39

TSCA

TSCA listed

HS Code

29212900

NFPA 704

	0
2		0

Ethylenebis(nitrilodimethylene)tetraphosphonic acid price More Price(16)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	E0393	N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) >98.0%(T)	1429-50-1	25g	$50	2026-03-19	Buy
TCI Chemical	E0393	N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) >98.0%(T)	1429-50-1	100g	$114	2026-03-19	Buy
TCI Chemical	E0393	N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) >98.0%(T)	1429-50-1	500g	$303	2026-03-19	Buy
TRC	E918323	Ethylenediaminetetra(methylenephosphonicacid)	1429-50-1	25g	$120	2021-12-16	Buy
Chem-Impex	37151	N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonicacid),98%(Assaybytitration) 98%(Assaybytitration)	1429-50-1	250G	$134.4	2021-12-16	Buy

Product number	Packaging	Price	Buy
E0393	25g	$50	Buy
E0393	100g	$114	Buy
E0393	500g	$303	Buy
E918323	25g	$120	Buy
37151	250G	$134.4	Buy

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Chemical Properties,Uses,Production

Uses

Ethylenediaminetetra(methylenephosphonic acid) is a nitrogenous polyphosphonic acid chelator is able to form complexes with various metal ions.

Flammability and Explosibility

Not classified

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Preparation Products And Raw materials

Raw materials

Ethylenediamine formaldehyde Trisodium phosphate Formaldehyde Phosphorus trichloride

Cobalt chloride SULPHOSUCCINIC ACID ESTER Phosphonic acid, [[[2-[bis(phosphonomethyl)amino]ethyl]amino]methyl]- N,N,N',N'-tetrakis(hydroxymethyl)ethanediamine CHLOROMETHYLPHOSPHONIC ACID

Ethylenediaminetetraacetic acid

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Preparation Products

boiler water treatment agent NS-404 boiler watet treatment agent NS-401

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Suppliers

Global( 390)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Hebei Chuanghai Biotechnology Co., Ltd	+8615350571055	Sibel@chuanghaibio.com	China	8738	58
Hebei Yanxi Chemical Co., Ltd.	+8618531123677	faithe@yan-xi.com	China	5853	58
Hebei Chuanghai Biotechnology Co,.LTD	+86-86-13131129325 +8613131129325	sales1@chuanghaibio.com	China	5235	58
Hebei Chuanghai Biotechnology Co., Ltd	+8615531151365	mina@chuanghaibio.com	China	18126	58
Henan Fengda Chemical Co., Ltd	+86-371-86557731 +86-13613820652	info@fdachem.com	China	20124	58
Shandong Juchuang Chemical Co., LTD	+16837774622	admin@juchuangchem.com	China	295	58
Hebei Zhuanglai Chemical Trading Co.,Ltd	+8613343047651	admin@zlchemi.com	China	3692	58
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD	+86-13017695106 +86-13676922317	jiuyitime@fdachem.com	China	16513	58
Henan Tianfu Chemical Co.,Ltd.	+86-0371-55170693 +86-19937530512	info@tianfuchem.com	China	21592	55
Hefei TNJ Chemical Industry Co.,Ltd.	+86-0551-65418679 +8618949832763	info@tnjchem.com	China	2988	55

Supplier	Advantage
Hebei Chuanghai Biotechnology Co., Ltd	58
Hebei Yanxi Chemical Co., Ltd.	58
Hebei Chuanghai Biotechnology Co,.LTD	58
Hebei Chuanghai Biotechnology Co., Ltd	58
Henan Fengda Chemical Co., Ltd	58
Shandong Juchuang Chemical Co., LTD	58
Hebei Zhuanglai Chemical Trading Co.,Ltd	58
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD	58
Henan Tianfu Chemical Co.,Ltd.	55
Hefei TNJ Chemical Industry Co.,Ltd.	55

View Lastest Price from Ethylenebis(nitrilodimethylene)tetraphosphonic acid manufacturers

Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
2026-04-20	EDTMP 1429-50-1	US $0.00-0.00 / kg	1kg	30%	20MT	Watson Biotechnology Co.,Ltd
2026-04-17	Ethylenebis(nitrilodimethylene)tetraphosphonic acid 1429-50-1	US $50.00-10.00 / kg	1kg	99%，Electronic grade(Single metal impurity≤ 100ppb) or pharmaceutical grade	100kg	ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
2026-03-20	Ethylene Diamine Tetra (Methylene Phosphonic Acid) 1429-50-1	US $10.00 / kg	1kg	99%	10 mt	Hebei Chuanghai Biotechnology Co., Ltd

EDTMP
1429-50-1
US $0.00-0.00 / kg
30%
Watson Biotechnology Co.,Ltd

Ethylenebis(nitrilodimethylene)tetraphosphonic acid
1429-50-1
US $50.00-10.00 / kg
99%，Electronic grade(Single metal impurity≤ 100ppb) or pharmaceutical grade
ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD

Ethylene Diamine Tetra (Methylene Phosphonic Acid)
1429-50-1
US $10.00 / kg
99%
Hebei Chuanghai Biotechnology Co., Ltd

Ethylenebis(nitrilodimethylene)tetraphosphonic acid Spectrum

Ethylenebis(nitrilodimethylene)tetraphosphonic acid(1429-50-1)IR1 Ethylenebis(nitrilodimethylene)tetraphosphonic acid(1429-50-1)IR2

1429-50-1(Ethylenebis(nitrilodimethylene)tetraphosphonic acid)Related Search:

TETRAPHENYLOLETHANE GLYCIDYL ETHER Stearic acid Amino tris(methylene phosphonic acid) Ethylenediamine tetra(methylenephosphonic acid) pentasodium salt 2-(2-Aminoethylamino)ethanol

Folic acid 1-Hydroxyethylidene-1,1-diphosphonic acid N,N,N',N'-Tetramethylethylenediamine N,N,N',N'-Tetrakis(2-hydroxypropyl)ethylenediamine Ethyl 2-(Chlorosulfonyl)acetate

Hyaluronic acid ETHYL 1,2,4-TRIAZINE-3-CARBOXYLATE 4,4'-Diphenylmethane diisocyanate Methylene Blue [ethylenebis[nitrilobis(methylene)]]tetrakisphosphonic acid, sodium salt

Citric acid 5-BROMO-PYRAZOLO[1,5-A]PYRIDINE-3-CARBOXYLIC ACID ETHYL ESTER Ascoric Acid

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EDITEMPA ETHYLENEDIAMINETETRA(METHYLENEPHOSPHONICACID)SODIUM(EDTMPS) N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) Hydrate Dequest 2041 N,N,N',N'-Tetrakis(phosphonomethyl)ethylenediamine Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium EDTMP, EDTMPA ethylene diamine tetra-methylene phosphoric aci [Ethan-1,2-diylbis[nitrilobis(methylen)]]tetrakisphospohonsure N,N,N'',N''-ETHYLENEDIAMINETETRA(METHYLENEPHOSPHONIC ACID) HYDRATE: 90% ((Ethane-1,2-diylbis(azanetriyl))tetrakis(methylene))tetraphosphonic acid ((Ethane-1,2-diylbis(azanetriyl) tetrakis(methylene) tetraphosphonic acid N,N,N',N'-ETHYLENEDIAMINETETRA(METHYLENEPHOSPHONIC ACID) [1,2-Ethanediylbis[nitrilobis-(methylene)]]tetrakis-phosphonic acid edtmp EDTPO Methylene Phosphonic Acid 1,2-ethanediylbistetraphosphonic acid Phosphonic acid, 1,2-ethanediylbisnitrilobis(methylene)tetrakis- n,n,n',n'-ethylenediaminetetrakis(methylenephosphonic acid) ETHYLENEDIAMINE TETRA(METHYLENEPHOSPHONIC ACID) ETHYLENEDIAMINE-N,N,N',N'-TETRAKIS(METHYLENEPHOSPHONIC ACID) Ethylenebis(nitrilodimethylene)tetraphosphonic acid (ethylenedinitrilo)-tetramethylenephosphonicacid [1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-phosphonicaci phosphonicacid,[1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis-(edtmpa) [ethane-1,2-diylbis[nitrilobis(methylene)]]tetrakisphosphonic acid N,N,N',N-ETHYLENEDIAMINETETRA(METHYLENEPHOSPHONIC ACID) 90+% N,N,N',N'-Ethylenediaminetetrakis(methylenephosphonic Acid) Hydrate > N,N,N',N'-Ethylenediaminetetrakis(Methylenephosphonic Acid),>98% Sodium ethylenediamine tetramethylphosphonate EDTMP Ethylenebis(nitrilodimethylene)tetraphosphonic acid Phosphonic acid, P,P',P'',P'''-[1,2-ethanediylbis[nitrilobis(methylene)]]tetrakis- Ethylene Diamine Tetramethylene Phosphoric Acid Ethylene Diamine Tetramethylene Phosphoric Acid ( EDTMP ) [Ethan-1,2-diylbis[nitrilobis(methylen)]]tetrakisphosphonsure ETHYLENE DIAMINE SODIUM TETRAMETHYL PHOSPHATE Ethylenediaminetetra(methylenephosphonic acid) (EDTMP) Ethylenediaminetetramethylenephosphonicacidoctasodiumsalt Sodiumethylenediaminetetramethylenephosphate Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium aqueous solution Ethylenediamine-N,N,N',N'-Tetrakis-(Methylenephosphonic Acid) 95% sandeqingxi N,N,N',N'-Ethylenediaminetetrakis Ethylene ine Tetra (Methylene Phosphonic Acid) EDTMPA (Solid) Ethylene Diamine Tetra (Methylene Phosphonic Acid) Sodium(EDTMPA) EDTMPS·Na8 EDTA-TEMA-TEM-Phosphate 1429-50-1 1492-50-1 C6H20N2O12P4xH2O C6H20N2O12P4 Water treatment Organics Phosphonate antiscalant