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1,3-Propylenediaminetertaacetic acid

1,3-Propylenediaminetertaacetic acid structure

CAS No.: 1939-36-2

Chemical Name:: 1,3-Propylenediaminetertaacetic acid

Synonyms: 1,3-PDTA;1,3-PROPYLENEDIAMINETETRAACETIC ACID;Glycerol Impurity 56;1,3-propylenediaminetetraaceti;Propylenediamintetraacetic acid;1,3-Propylendiamintetraessigsure;1,3-propylenediaminetetracetic acid;1,3-Diaminopropane tetraacetic acid;1,3-Propanediamine tetraacetic acid;trimethylenediaminetetraacetic acid

CBNumber:: CB7423305

Molecular Formula:: C11H18N2O8

Molecular Weight:: 306.27

MDL Number:: MFCD00210039

MOL File:: 1939-36-2.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-05-28 03:22:38

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1,3-Propylenediaminetertaacetic acid Properties

Melting point	~250 °C (dec.)
Boiling point	620.5±55.0 °C(Predicted)
Density	1.507±0.06 g/cm3(Predicted)
storage temp.	Sealed in dry,Room Temperature
Water Solubility	Soluble in water
form	powder to crystal
pka	1.45±0.10(Predicted)
color	White to Almost white
BRN	1716449
InChI	InChI=1S/C11H18N2O8/c14-8(15)4-12(5-9(16)17)2-1-3-13(6-10(18)19)7-11(20)21/h1-7H2,(H,14,15)(H,16,17)(H,18,19)(H,20,21)
InChIKey	DMQQXDPCRUGSQB-UHFFFAOYSA-N
SMILES	C(N(CC(O)=O)CC(O)=O)CCN(CC(O)=O)CC(O)=O
CAS DataBase Reference	1939-36-2(CAS DataBase Reference)
EWG's Food Scores	1
FDA UNII	3F6OA94EER
EPA Substance Registry System	Trimethylenediaminetetraacetic acid (1939-36-2)
UNSPSC Code	12352116
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS05,GHS07,GHS08

Signal word

Danger

Hazard statements

H302-H318-H361

Precautionary statements

P201-P280-P301+P312+P330-P305+P351+P338+P310-P308+P313

PPE

dust mask type N95 (US), Eyeshields, Gloves

Hazard Codes

Xn,N

Risk Statements

22-41-50/53-62-63

Safety Statements

22-26-39-60-61-36/37

RIDADR

UN3077 9/PG 3

WGK Germany

RTECS

MC1082500

TSCA

TSCA listed

HS Code

2922.49.8000

Storage Class

11 - Combustible Solids

Hazard Classifications

Acute Tox. 4 Oral
Eye Dam. 1
Repr. 2

REACH Registrations

Inactive

NFPA 704

	0
2		0

1,3-Propylenediaminetertaacetic acid price More Price(25)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	33267	1,3-Diaminopropane-N,N,N′,N′-tetraacetic acid ≥99.0% (KT)	1939-36-2	250g	$66.9	2026-04-30	Buy
TCI Chemical	P1605	1,3-Propanediamine-N,N,N',N'-tetraacetic Acid >98.0%(T)	1939-36-2	25g	$18	2026-04-30	Buy
TCI Chemical	P1605	1,3-Propanediamine-N,N,N',N'-tetraacetic Acid >98.0%(T)	1939-36-2	500g	$116	2026-04-30	Buy
Biosynth	BAA93936	1,3-Diaminopropane-N,N,N²,N²-tetraacetic acid	1939-36-2	0.25g	$250	2026-06-04	Buy
Biosynth	BAA93936	1,3-Diaminopropane-N,N,N²,N²-tetraacetic acid	1939-36-2	2.5g	$906.25	2026-06-04	Buy

Product number	Packaging	Price	Buy
33267	250g	$66.9	Buy
P1605	25g	$18	Buy
P1605	500g	$116	Buy
BAA93936	0.25g	$250	Buy
BAA93936	2.5g	$906.25	Buy

1,3-Propylenediaminetertaacetic acid Chemical Properties, Uses, Production

Uses

1,3-Diaminopropane-N,N,N',N'-tetraacetic acid (1,3-DAPTA) is a kind of biochemical reagent.

References

[1] Bergmeyer, et al. "Biochemical reagents." Methods of Enzymatic Analysis. Academic Press, 1965. 967-1037.

1,3-Propylenediaminetertaacetic acid Preparation Products And Raw materials

Raw materials

Preparation Products

1,3-Propylenediaminetertaacetic acid Suppliers

Global Suppliers ( 151)

Supplier	Tel	Email	Country	ProdList	Advantage
Nanjing CHENGYI Chemicals Co., Ltd	025-57286088 13327733630	chengyichem@163.com	China	11	58
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Shanghai Hanhong Scientific Co.,Ltd.	021-54306202 13764082696	info@hanhongsci.com	China	42917	64
Tianjin heowns Biochemical Technology Co., Ltd.	400 638 7771	sales@heowns.com	China	14412	57
Hunan Hui Bai Shi Biotechnology Co., Ltd.	0731-85526065 13308475853	ivy@hnhbsj.com	China	7236	62
Maya High Purity Chemicals	+86 (573) 82222445 (0)18006601000 452520369	sales@maya-r.com	China	11693	57
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80

Supplier	Advantage
Nanjing CHENGYI Chemicals Co., Ltd	58
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Shanghai Hanhong Scientific Co.,Ltd.	64
Tianjin heowns Biochemical Technology Co., Ltd.	57
Hunan Hui Bai Shi Biotechnology Co., Ltd.	62
Maya High Purity Chemicals	57
TOKYO CHEMICAL INDUSTRY CO., LTD.	80

View Latest Price from 1,3-Propylenediaminetertaacetic acid manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2020-01-10	1,3-Propylenediaminetertaacetic acid 1939-36-2	$3.00	1KG	98%	200KG	Career Henan Chemical Co

1,3-Propylenediaminetertaacetic acid
1939-36-2
$3.00
98%
Career Henan Chemical Co

1,3-Propylenediaminetertaacetic acid Spectrum

1,3-Propylenediaminetertaacetic acid(1939-36-2)¹HNMR

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Acetamide 1,3-Propylenediaminetertaacetic acid

1of4

TRIMETHYLENEDIAMINE-N,N,N',N'-TETRAACETIC ACID 1,3-DIAMINOPROPANE-N,N,N',N'-TETRAACETIC ACID 1,3-propylenediamine-n,n,n',n'-tetraacetic acid 1,3-Propylenediaminetertaacetic acid 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]ethanoic acid 2,2',2'',2'''-(Propane-1,3-diylbis(azanetriyl))tetraacetic acid 1,3-Diaminopropane-N,N,N',N'-tetraacetic acid >=99.0% (KT) 1,3-Propanediamine-N,N,N',N'-tetraacetic Acid 2,2',2'',2'''-(Propane-1,3-diylbis(azanetriyl) 1,3-Propylendiamintetraessigsure 1,3-PROPANEDIAMINE-N,N,N'',N''-TETRAACETIC ACID 98+% T 1,3-propylenediaminetetracetic acid 1,3-Diaminopropane tetraacetic acid 1,3-Propanediamine tetraacetic acid 1,3-propylenediaminetetraaceti Glycine, N,N-1,3-propanediylbisN-(carboxymethyl)- 1,3-propylene diaminotetra acetic acid trimethylenediaminetetraacetic acid (1,3-Propanediyl)bis(nitrilo)tetraacetic acid (1,3-Propanediylbisnitrilo)tetraacetic acid (Trimethylenebisnitrilo)tetraacetic acid 2,2',2'',2'''-(Propane-1,3-diylbisnitrilo)tetraacetic acid Trimethylenedinitrilotetraacetic acid 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]acetic acid n,n’-1,3-propanediylbis[n-(carboxymethyl)-glycin N,N’-1,3-propanediylbis[N-(carboxymethyl)-Glycine N,N’-1,3-Propanediylbis[n-(carboxymethyl)glycine] 1,3-propanediaminetetraacetatic acid 1,3-Propylenediaminetertaacetic acid(PDTA) 1,3-Propanediamine-N,N,N',N'-tetraaceticAcid> Propylenediamintetraacetic acid 2-[3-[bis(carboxymethyl)amino]propyl-(carboxymethyl)amino]aceticaci 1,3-Propanediamine-N,N,N',N'-tetraacetic Acid 1,3-diaminopropane-N,N,N',N'-tetra-acetic acid Glycerol Impurity 56 N,N'-propylene-1,3-diylbis[N-(hydroxycarbonylmethyl)glycine] 1,3-Diaminopropane-N,N,N′,N′-tetraacetic acid 1,3-Diaminopropane-N,N,N2,N2-tetraacetic acid 1,3-Propylenediaminetertaacetic acid（1,3-PDTA） 1,3-PROPYLENEDIAMINETETRAACETIC ACID 1,3-PDTA 1939-36-2 1939-36-3 Chelation/Complexation Compounds Synthetic Reagents EDTA Derivatives Organic acids