Skip Navigation
ChemIDplus LiteBrowseAdvanced

Substance Name: Gadopentetic Acid [INN:BAN]
RN: 80529-93-7
UNII: K2I13DR72L
InChIKey: VKGCSBOEONLHPT-UHFFFAOYSA-N

Note

  • A complex of gadolinium with a chelating agent, diethylenetriamine penta-acetic acid (DTPA see PENTETIC ACID), that is given to enhance the image in cranial and spinal MRIs. (From Martindale, The Extra Pharmacopoeia, 30th ed, p706)

Molecular Formula

  • C14-H18-Gd-N3-O10.2H

Molecular Weight

  • 550.5967
 

Classification Codes

  • Contrast Media
  • Diagnostic Uses of Chemicals
* denotes mobile formatted website

Links to Resources


Search for this InChIKey on the Web

Names and Synonyms

Name of Substance

  • Gadolinium DTPA
  • Gadopentetic Acid [INN:BAN]

MeSH Heading

  • Gadolinium DTPA

Synonyms

  • Acide gadopentetique
  • Acide gadopentetique [French]
  • Acido gadopentetico
  • Acido gadopentetico [Spanish]
  • Acidum gadopenteticum
  • Acidum gadopenteticum [Latin]
  • Gadolinium diethylenetriamine pentaacetic acid
  • Gadolinium DTPA
  • Gadopentetate
  • Gadopentetic Acid
  • UNII-K2I13DR72L

Systematic Names

  • Gadolinate(2-), (N,N-bis(2-(bis((carboxy-kappaO)methyl)amino-kappaN)ethyl)glycinato(5-)-kappaN,kappaO)-, dihydrogen
  • Gadolinate(2-), (N,N-bis(2-(bis(carboxymethyl)amino)ethyl)glycinato(5-))-, dihydrogen

Registry Numbers

CAS Registry Number

  • 80529-93-7

FDA UNII

  • K2I13DR72L

Related Registry Number

  • 86050-77-3 (dimeglumine salt)

System Generated Number

  • 0080529937

Molecular Formulas

Molecular Formula

  • C14-H18-Gd-N3-O10.2H

Molecular Formula Fragments

  • C14-H18-Gd-N3-O10
  • COMPONENT
  • H

Structure Descriptors

InChI

InChI=1S/C14H23N3O10.Gd/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);

InChIKey

VKGCSBOEONLHPT-UHFFFAOYSA-N

Smiles

[H+].[H+].O=C1C[NH]23CC[NH]45CC(=O)[O-][Gd+3]2467([NH](CC3)(CC(=O)[O-]6)CC(=O)[O-]7)([O-]1)[O-]C(=O)C5