Skip to Content
Merck
CN
All Photos(1)

Key Documents

View All Documentation

Safety Information

32318

Supelco

Diethylenetriaminepentaacetic acid

for complexometry, ≥99.0%

Synonym(s):

(Carboxymethylimino)bis(ethylenenitrilo)tetraacetic acid, N,N-Bis(2-[bis(carboxymethyl)amino]ethyl)glycine, DETAPAC, DTPA, Penta(carboxymethyl)diethylenetriamine, Pentetic acid

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Linear Formula:
[(HOOCCH2)2NCH2CH2]2NCH2COOH
CAS Number:
67-43-6
Molecular Weight:
393.35
Beilstein:
1810219
EC Number:
200-652-8
MDL number:
MFCD00004289
UNSPSC Code:
12000000
PubChem Substance ID:
24859222

grade

for complexometry

Assay

≥99.0% (KT)
≥99.0%

ign. residue

≤0.05% (as SO4)

loss

≤0.1% loss on drying, 20 °C (HV)

mp

219-220 °C (lit.)

solubility

0.1 M NaOH: 0.1 M at 20 °C, clear, colorless

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

Looking for similar products? Visit Product Comparison Guide

General description

Visit our Titration Center to learn more.

Other Notes

Preparation of the complexes: Na2Fe(DTPA)], Na2(Cr(DTPA)) and H2[Gd(DTPA)], which have been found to function extremely well as water soluble paramagnetic relaxation reagents for 13C NMR spectroscopy

Pictograms

Health hazardExclamation mark
GHS08,GHS07

Signal Word

Danger

Hazard Statements

H319,H332,H360D,H373

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

新产品

Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

It looks like we've run into a problem, but you can still download Certificates of Analysis from our Documents section.

If you need assistance, please contact Customer Support.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

T.J. Wenzel et al.
Analytical Chemistry, 54, 615-615 (1982)
Cerebral perfusion scintigraphy study as confirmation test of brain death in the process of organ donation for transplant.
J Banzo et al.
Revista espanola de medicina nuclear e imagen molecular, 31(5), 278-285 (2012-10-17)
Katsuhiko Sueda et al.
Health physics, 105(2), 208-214 (2013-06-27)
Diethylenetriaminepentaacetic acid (DTPA) is a chelating agent that is used to facilitate the elimination of radionuclides such as americium from contaminated individuals. Its primary site of action is in the blood, where it competes with various biological ligands, including transferrin
Sébastien Leguay et al.
Inorganic chemistry, 51(23), 12638-12649 (2012-11-17)
Complexation of trivalent actinides with DTPA (diethylenetriamine pentaacetic acid) was studied as a function of pcH and temperature in (Na,H)Cl medium of 0.1 M ionic strength. Formation constants of both complexes AnHDTPA(-) and AnDTPA(2-) (where An stands for Am, Cm
Yizhong Bao et al.
Toxicology and applied pharmacology, 269(1), 17-24 (2013-03-05)
Chelation therapy is a known effective method to increase the excretion of U(VI) from the body. Until now, no any uranium chelator has been approved for emergency medical use worldwide. The present study aimed to evaluate the efficacy of new
View All Related Papers

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service