ASCORBIC ACID
UNII PQ6CK8PD0R

Substance Identification & Data

This profile provides standardized clinical and technical data for Ascorbic Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) PQ6CK8PD0R.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 50-81-7 and the RxNorm Concept ID (RxCUI) 1151. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
PQ6CK8PD0R
CAS Registry Number
50-81-7
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
ASCORBIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
PQ6CK8PD0R
The specific atomic composition represented as a molecular structure string.
InChIKey
C6H8O6
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
CIWBSHSKHKDKBQ-JLAZNSOCSA-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
372
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@]([H])(OC1=O)[C@H](CO)O)O)O

Synonyms and Nomenclature

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

ASCORBIC ACID

Common Names & Synonyms

2,3-DEHYDRO-L-THREO-HEXONO-1,4-LACTONE
3-KETO-L-GULOFURANOLACTONE
ACIDUM ASCORBICUM [WHO-IP LATIN]
ASCORBATE
ASCORBIC ACID [EP MONOGRAPH]
ASCORBIC ACID [FCC]
ASCORBIC ACID [FHFI]
ASCORBIC ACID [HSDB]
ASCORBIC ACID [II]
ASCORBIC ACID [INN]
ASCORBIC ACID [JAN]
ASCORBIC ACID [MART.]
ASCORBIC ACID [MI]
ASCORBIC ACID [ORANGE BOOK]
ASCORBIC ACID [USP MONOGRAPH]
ASCORBIC ACID [USP-RS]
ASCORBIC ACID [VANDF]
ASCORBIC ACID [WHO-DD]
ASCORBIC ACID [WHO-IP]
ASCORBIC ACID, L-
ASCORBICUM ACIDUM
L-ASCORBATE
L-ASCORBIC ACID
VITAMIN C (AS ASCORBIC ACID)
VITAMIN C [VANDF]

Brand / Trade Names

ASCOLTIN
ASCOR
ASCORBICAP

Systematic Nomenclature

(5R)-5-((1S)-1,2-DIHYDROXYETHYL)-3,4-DIHYDROXYFURAN-2(5H)-ONE
VITAMIN C

Technical Codes

E-300
FEMA NO. 2109
INS NO.300
INS-300
NSC-218455
NSC-33832

NDC Products Containing ASCORBIC ACID

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