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D1133

Sigma-Aldrich

Diethylenetriaminepentaacetic acid

≥98% (titration)

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Synonym(s):
(Carboxymethylimino)bis(ethylenenitrilo)tetraacetic acid, N,N-Bis(2-[bis(carboxymethyl)amino]ethyl)glycine, DETAPAC, DTPA, Penta(carboxymethyl)diethylenetriamine, Pentetic acid
Linear Formula:
[(HOOCCH2)2NCH2CH2]2NCH2COOH
CAS Number:
67-43-6
Molecular Weight:
393.35
Beilstein:
1810219
EC Number:
200-652-8
MDL number:
MFCD00004289
PubChem Substance ID:
57654067
NACRES:
NA.21

biological source

synthetic (organic)

Quality Level

300

Assay

≥98% (titration)

form

powder

mp

219-220 °C (lit.)

solubility

1 M HCl: 50 mg/mL, clear, colorless

storage temp.

room temp

SMILES string

OC(=O)CN(CCN(CC(O)=O)CC(O)=O)CCN(CC(O)=O)CC(O)=O

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

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This Item
1.08390PHR26451505506
Diethylenetriaminepentaacetic acid ≥98% (titration)

Sigma-Aldrich

D1133

Diethylenetriaminepentaacetic acid

Diethylenetriaminepentaaceticacid Diethylenetriaminepentaaceticacid. CAS 67-43-6, pH 2 - 3 (H₂O, 20 °C) (saturated solution).

Supelco

1.08390

Diethylenetriaminepentaaceticacid

Pentetic Acid Pharmaceutical Secondary Standard; Certified Reference Material

Supelco

PHR2645

Pentetic Acid

Pentetic acid United States Pharmacopeia (USP) Reference Standard

USP

1505506

Pentetic acid

assay

≥98% (titration)

assay

-

assay

-

assay

-

form

powder

form

solid

form

solid

form

-

mp

219-220 °C (lit.)

mp

>206 °C (Decomposition)

mp

219-220 °C (lit.)

mp

219-220 °C (lit.)

solubility

1 M HCl: 50 mg/mL, clear, colorless

solubility

4.8 g/L

solubility

-

solubility

-

storage temp.

room temp

storage temp.

15-25°C

storage temp.

2-30°C

storage temp.

-

Application

Diethylenetriaminepentaacetic acid may be used to synthesize chitosan (CH)-gadolinium (Gd) diethylenetriaminepentaacetic acid (DTPA) conjugates.

Pictograms

Exclamation markHealth hazard
GHS07,GHS08

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Eye Irrit. 2 - Repr. 1B - STOT RE 2 Inhalation

Target Organs

Respiratory Tract

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 2

Flash Point(F)

392.0 °F - closed cup

Flash Point(C)

200 °C - closed cup

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Maria P Sciaudone et al.
Biological trace element research, 99(1-3), 219-231 (2004-07-06)
Zinc is thought to be required as a structural component of the thyroid hormone (triiodothyronine, T3) receptor (TR). However, we have previously demonstrated that use of diethylenetriaminepentaacetic acid (DTPA) to restrict zinc availability to cultured cells actually potentiates rather than
Kosmas Vamvakidis et al.
Materials (Basel, Switzerland), 13(7) (2020-04-02)
Water pollution by heavy metals is one of the most serious worldwide environmental issues. With a focus on copper(II) ions and copper complex removal, in the present study, ultra-small primary CoFe2O4 magnetic nanoparticles (MNPs) coated with octadecylamine (ODA) of adequate
Gauthier J-P Deblonde et al.
Nature communications, 10(1), 2438-2438 (2019-06-06)
Metal ion separations are critical to numerous fields, including nuclear medicine, waste recycling, space exploration, and fundamental research. Nonetheless, operational conditions and performance are limited, imposing compromises between recovery, purity, and cost. Siderophore-inspired ligands show unprecedented charge-based selectivity and compatibility
P C Adams et al.
Hepatology (Baltimore, Md.), 14(6), 1230-1234 (1991-12-01)
The elimination of toxic metal ions metabolically accumulated by patients remains a difficult clinical problem and a target of drug development. DTPA (diethylenetriaminepentaacetic acid) is a hydrophilic chelating agent with high affinity for divalent and trivalent metal ions including iron
Chitosan modified with gadolinium diethylenetriaminepentaacetic acid for magnetic resonance imaging of DNA/chitosan nanoparticles.
Darras V, et al.
Carbohydrate Polymers, 80(4), 1137-1146 (2010)
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