IOHEXOL
UNII 4419T9MX03

Substance Identification & Data

This profile provides standardized clinical and technical data for Iohexol, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 4419T9MX03.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 66108-95-0 and the RxNorm Concept ID (RxCUI) 5956. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
4419T9MX03
CAS Registry Number
66108-95-0
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
IOHEXOL
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
4419T9MX03
The specific atomic composition represented as a molecular structure string.
InChIKey
C19H26I3N3O9
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
NTHXOOBQLCIOLC-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
INN ID
4848
Sequential identifier assigned via the WHO International Nonproprietary Name program.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
c1(c(c(C(NCC(O)CO)=O)c(c(c1I)C(NCC(O)CO)=O)I)I)N(C(=O)C)CC(O)CO

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Iohexol. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

FDA Official Name

IOHEXOL

Common Names & Synonyms

1,3-BENZENEDICARBOXAMIDE, 5-(ACETYL(2,3-DIHYDROXYPROPYL)AMINO)-N,N'-BIS(2,3-DIHYDROXYPROPYL)-2,4,6-TRIIODO
IOHEXOL [EP IMPURITY]
IOHEXOL [EP MONOGRAPH]
IOHEXOL [INN]
IOHEXOL [JAN]
IOHEXOL [MART.]
IOHEXOL [MI]
IOHEXOL [ORANGE BOOK]
IOHEXOL [USAN]
IOHEXOL [USP MONOGRAPH]
IOHEXOL [USP-RS]
IOHEXOL [VANDF]
IOHEXOL [WHO-DD]
IOHEXOL [WHO-IP]
IOHEXOLUM [WHO-IP LATIN]

Brand / Trade Names

OMNIPAQUE
ORALTAG

Systematic Nomenclature

N,N'-BIS(2,3-DIHYDROXYPROPYL)-5-(N-(2,3-DIHYDROXYPROPYL)ACETAMIDO)-2,4,6-TRIIODOISOPHTHALAMIDE

Technical Codes

NSC-759636
WIN 39424
WIN-39424

NDC Products Containing IOHEXOL

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: