LEUCOVORIN CALCIUM
UNII RPR1R4C0P4

Substance Identification & Data

This profile provides standardized clinical and technical data for Leucovorin Calcium, uniquely identified by the FDA Unique Ingredient Identifier (UNII) RPR1R4C0P4.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 1492-18-8 and the RxNorm Concept ID (RxCUI) 225852. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
RPR1R4C0P4
CAS Registry Number
1492-18-8
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
LEUCOVORIN CALCIUM
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
RPR1R4C0P4
The specific atomic composition represented as a molecular structure string.
InChIKey
C20H21N7O7.Ca
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
KVUAALJSMIVURS-ZEDZUCNESA-L
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
690
Sequential identifier assigned via the WHO International Nonproprietary Name program.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
[O-]C(=O)[C@H](CCC(=O)[O-])NC(=O)c1ccc(cc1)NCC2CNc3[nH]c(N)nc(=O)c3N2C=O.[Ca+2]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Leucovorin Calcium. 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

CALCIUM FOLINATE

Common Names & Synonyms

ANHYDROUS CALCIUM FOLINATE
CALCIUM FOLINATE [EP MONOGRAPH]
CALCIUM FOLINATE [INN]
CALCIUM FOLINATE [JAN]
CALCIUM FOLINATE [MART.]
CALCIUM FOLINATE [VANDF]
CALCIUM FOLINATE [WHO-DD]
CALCIUM N-(P-((((6RS)-2-AMINO-5-FORMYL-5,6,7,8-TETRAHYDRO-4-HYDROXY-6-PTERIDINYL)METHYL)AMINO)BENZOYL)-L-GLUTAMATE (1:1)
FOLFOX COMPONENT LEUCOVORIN CALCIUM
FOLIC ACID RELATED COMPOUND A
FOLIC ACID RELATED COMPOUND A [USP-RS]
FOLINIC ACID (AS CALCIUM FOLINATE)
LEUCOVORIN CALCIUM
LEUCOVORIN CALCIUM [ORANGE BOOK]
LEUCOVORIN CALCIUM [USP MONOGRAPH]
LEUCOVORIN CALCIUM [USP-RS]
LEUCOVORIN CALCIUM [VANDF]
L-GLUTAMIC ACID, N-(4-(((2-AMINO-5-FORMYL-1,4,5,6,7,8-HEXAHYDRO-4-OXO-6-PTERIDINYL)METHYL)AMINO)BENZOYL)-, CALCIUM SALT (1:1)

Brand / Trade Names

VYKOURA

Technical Codes

NSC-3590

NDC Products Containing LEUCOVORIN CALCIUM

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