FUMARIC ACID
UNII 88XHZ13131

Substance Identification & Data

This profile provides standardized clinical and technical data for Fumaric Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 88XHZ13131.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 110-17-8 and the RxNorm Concept ID (RxCUI) 25389. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
88XHZ13131
CAS Registry Number
110-17-8
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
FUMARIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
88XHZ13131
The specific atomic composition represented as a molecular structure string.
InChIKey
C4H4O4
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
VZCYOOQTPOCHFL-OWOJBTEDSA-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.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
C(=C/C(=O)O)\C(=O)O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Fumaric Acid. 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

FUMARIC ACID

Common Names & Synonyms

2-BUTENEDIOIC ACID, (E)-
ALLOMALEIC-ACID
BOLETIC-ACID
FUMARIC ACID [FCC]
FUMARIC ACID [FHFI]
FUMARIC ACID [HSDB]
FUMARIC ACID [II]
FUMARIC ACID [MART.]
FUMARIC ACID [MI]
FUMARIC ACID [USP IMPURITY]
FUMARIC ACID [USP-RS]
FUMARIC ACID [VANDF]
FUMARIC ACID [WHO-DD]
FUMARICUM ACIDUM
FUMARICUM ACIDUM [HPUS]
MALIC ACID IMPURITY A [EP IMPURITY]
SODIUM AUROTHIOMALATE IMPURITY B [EP IMPURITY]
TRANS-1,2-ETHYLENEDICARBOXYLIC ACID

Systematic Nomenclature

(E)-BUTENEDIOIC ACID
2(TRANS)-BUTENEDIOIC ACID
ETHYLENEDICARBOXYLIC ACID
TRANS-BUTENEDIOIC ACID

Technical Codes

E-297
FEMA NO. 2488
INS NO.297
INS-297
NSC-2752

NDC Products Containing FUMARIC ACID

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