CAS 67-43-6 Diethylenetriaminepentaacetic acid, 99%

Synonyms

FT-0083201; Pentetic acid, United States Pharmacopeia (USP) Reference Standard; Detarex; Hamp-Ex Acid; NSC-759314; NCGC00261116-01; Diethylenetriaminepentaacetic acid. (Note-The sodium salts are named as follows: pentetate monosodium (1 Na ion); NSC759314; NSC7340; AN-DTPA;

IUPAC Name

2-[bis[2-[bis(carboxymethyl)amino]ethyl]amino]acetic acid;

Molecular Weight

393.349g/mol

Molecular Formula

C14H23N3O10;

Canonical SMILES

C(CN(CC(=O)O)CC(=O)O)N(CCN(CC(=O)O)CC(=O)O)CC(=O)O;

InChI

InChI=1S/C14H23N3O10/c18-10(19)5-15(1-3-16(6-11(20)21)7-12(22)23)2-4-17(8-13(24)25)9-14(26)27/h1-9H2,(H,18,19)(H,20,21)(H,22,23)(H,24,25)(H,26,27);

InChI Key

QPCDCPDFJACHGM-UHFFFAOYSA-N;

Storage

The activity of pentetic acid as a chelating agent may cause
unwanted effects in formulations containing metal ions. The desired
chelate may be displaced by other ions from the formulation.-20°C

Complexity

481

Covalently-Bonded Unit Count

EC Number

200-652-8

Exact Mass

393.138g/mol

H-Bond Acceptor

H-Bond Donor

Heavy Atom Count

Monoisotopic Mass

393.138g/mol

NSC Number

759314

Other Experimental

White crystalline solid. MP 230 deg C (decomposes). Slightly soluble in cold water; insoluble in hot water. /Diethylenetriamine pentaacetic acid/;MW: 393.35 /Diethylenetriamine pentaacetic acid/;

Rotatable Bond Count

Topological Polar Surface Area

196A^2

UNII

7A314HQM0I

Application

Diethylenetriaminepentaacetic acid, 99%, serves primarily as a chelating agent, binding with metal ions to form stable complexes. This characteristic enables its use in a variety of applications. In the medical field, it is utilized as a contrasting agent in magnetic resonance imaging (MRI), enhancing image clarity by forming a complex with gadolinium ions. Additionally, it assists in the treatment of radioactive materials, such as plutonium and americium. In the agricultural industry, it acts as a key ingredient in manganese and zinc fertilizers. The compound is also employed as a color inhibitor in acrylon production and functions as a water softener in soaps. Furthermore, it serves as a carrier excipient for neutron-capture isotopes in radiotherapy and has applications in scintigraphic imaging studies. It can also reduce the formation of reactive oxygen species during lyophilization. Despite its varied uses, Diethylenetriaminepentaacetic acid remains an essentially odorless, white crystalline solid. Visit our Titration Center to learn more about its broad applications.

January 23, 2025

Exceptional Chelating Agent for Research Applications

Diethylenetriaminepentaacetic acid, 99%, is outstanding for chelating metal ions in our research. We effectively used it in MRI imaging, enhancing contrast significantly. Its versatility in radiotherapy and agriculture is impressive, offering reliable and consistent results.