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Chemical substance record

Gadoteridol

120066-54-8C17H29GdN4O7558.69 g/mol
Organic/Inorganic Small MoleculeChEBI source record

A non-ionic gadolinium chelate having a macrocyclic tetraamine framework. It is used as a paramagnetic contrast agent in magnetic resonance imaging (MRI). — ChEBI

Safety references

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Identity & molecular properties

Source-linked values
CAS number120066-54-8ChEBI ↗
Molecular formulaC17H29GdN4O7ChEBI ↗
Molar mass558.69 g/molChEBI ↗
Monoisotopic mass559.12773 DaChEBI ↗
Formal charge0ChEBI ↗
ChEBI identifierCHEBI:31643ChEBI ↗

Cross-source molecular data

PubChem
Molar mass558.7 g/molPubChem ↗
Exact mass559.12774 DaPubChem ↗

PubChem computed values are shown separately from the ChEBI record. An exact InChIKey match was used to connect the records. Molecular descriptors do not describe a supplied product’s purity, particle size or performance.

Names & structural identifiers

Copy any identifier
gadoteridol
[2,2',2''-{10-[2-(hydroxy-kappaO)propyl]-1,4,7,10-tetraazacyclododecane-1,4,7-triyl-kappa(4)N(1),N(4),N(7),N(10)}triacetato-kappaO(3-)]gadolinium
DPNNNPAKRZOSMO-UHFFFAOYSA-K
[H][O]1C(C)C[N]23CC[N]45CC[N]67CC[N]8(CC2)CC(=O)[O-][Gd+3]16483([O-]C(=O)C7)[O-]C(=O)C5
InChI=1S/C17H32N4O7.Gd/c1-14(22)10-18-2-4-19(11-15(23)24)6-8-21(13-17(27)28)9-7-20(5-3-18)12-16(25)26;/h14,22H,2-13H2,1H3,(H,23,24)(H,25,26)(H,27,28);/q;+3/p-3

Names & synonyms

[2,2',2''-{10-[2-(hydroxy-kappaO)propyl]-1,4,7,10-tetraazacyclododecane-1,4,7-triyl-kappa(4)N(1),N(4),N(7),N(10)}triacetato-kappaO(3-)]gadoliniumgadoteridolum

Names are supplied by ChEBI. Trade names and related synonyms may describe a broader product context.

Classification & relationships

ChEBI ontology
gadolinium coordination entityChEBI parent class · 35730 ↗

Roles recorded in ChEBI

antineoplastic agentimmunosuppressive agentMRI contrast agent

Database role annotations describe reported biological or chemical roles; they are not product approvals or recommendations for use.

Mass ↔ amount of substance

Calculated from sourced mass
Equivalent amount
0.0017899 mol

Uses 558.69 g/mol from ChEBI. Assumes the substance described by this record; no purity or concentration correction is applied.

Elemental composition

Theoretical mass fractions
C
Carbon · 17 atoms
36.55%
Gd
Gadolinium · 1 atom
28.15%
O
Oxygen · 7 atoms
20.05%
N
Nitrogen · 4 atoms
10.03%
H
Hydrogen · 29 atoms
5.23%

Calculated theoretical mass fractions from the reported formula and PubChem periodic-table atomic masses. These are not assay or purity results.

Research & patent references

Selected source associations
EP292689 · Patent reference ↗Patent cross-reference supplied by ChEBI. Association alone does not establish claim scope.
US4885363 · Patent reference ↗Patent cross-reference supplied by ChEBI. Association alone does not establish claim scope.
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Sources & record history

Checked 27 Sep 2026
EMBL-EBI ChEBI · CHEBI:31643

Release 255, 9 September 2026. ChEBI three-star (manually annotated) source entry. View original record ↗ · CC BY 4.0

NCBI PubChem · CID 60714 · retrieved 2026-09-27

PubCAS formats source data, connects references and computes explicitly labelled conversions. CAS cross-references are supplied by ChEBI; they do not constitute CAS verification or endorsement.

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