MALIC ACID
UNII 817L1N4CKP

Substance Identification & Data

This profile provides standardized clinical and technical data for Malic Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 817L1N4CKP.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 6915-15-7 and the RxNorm Concept ID (RxCUI) 29209. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
817L1N4CKP
CAS Registry Number
6915-15-7
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
MALIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
817L1N4CKP
The specific atomic composition represented as a molecular structure string.
InChIKey
C4H6O5
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
BJEPYKJPYRNKOW-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.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
C(C(=O)O)C(C(=O)O)O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Malic 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

MALIC ACID

Common Names & Synonyms

(+/-)-MALIC ACID
D,L-MALIC ACID
DL-MALIC ACID
HYDROXYBUTANEDIOIC ACID [HSDB]
HYDROXYSUCCINIC ACID
MALATE
MALIC ACID (CONSTITUENT OF CRANBERRY LIQUID PREPARATION) [DSC]
MALIC ACID [EP MONOGRAPH]
MALIC ACID [FCC]
MALIC ACID [II]
MALIC ACID [MI]
MALIC ACID [NF]
MALIC ACID [USP IMPURITY]
MALIC ACID [USP-RS]
MALIC ACID [VANDF]
MALIC ACID [WHO-DD]
MALIC ACID, DL-
POMALOUS ACID

Systematic Nomenclature

2-HYDROXYBUTANEDIOIC ACID
HYDROXYBUTANEDIOIC ACID, (+/-)-

Technical Codes

E296
E-296
INS NO. 296
INS NO.296
INS-296
NSC-25941

NDC Products Containing MALIC ACID

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