CALCIFEDIOL
UNII P6YZ13C99Q

Substance Identification & Data

This profile provides standardized clinical and technical data for Calcifediol, uniquely identified by the FDA Unique Ingredient Identifier (UNII) P6YZ13C99Q.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 63283-36-3 and the RxNorm Concept ID (RxCUI) 1889. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

P6YZ13C99Q

CAS Registry Number

63283-36-3

RxNorm Concept ID

1889

Detailed Substance Profile

Preferred Name

CALCIFEDIOL

Official standardized name for this substance within the FDA UNII nomenclature system.

Molecular Formula

P6YZ13C99Q

The specific atomic composition represented as a molecular structure string.

InChIKey

C27H44O2.H2O

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

WRLFSJXJGJBFJQ-WPUCQFJDSA-N

Line notation for describing the chemical structure and connectivity of atoms.

NCI Thesaurus

C65278

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

6441383

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@]12([C@](/C(=C/C=C/3\C(CC[C@@H](C3)O)=C)/CCC1)(CC[C@@]2([C@@H](CCCC(O)(C)C)C)[H])[H])C.O

Synonyms and Nomenclature

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

CALCIFEDIOL

Common Names & Synonyms

CALCIFEDIOL [EP IMPURITY]

CALCIFEDIOL [ORANGE BOOK]

CALCIFEDIOL [USAN]

CALCIFEDIOL [USP MONOGRAPH]

CALCIFEDIOL [USP-RS]

CALCIFEDIOL [VANDF]

CALCIFEDIOL [WHO-DD]

CALCIFEDIOL MONOHYDRATE [EP monograph]

CALCIFEDIOL MONOHYDRATE [WHO-DD]

CTAP-101

Brand / Trade Names

RAYALDEE

RAYALDY

Systematic Nomenclature

1H-INDENE-1-PENTANOL, 4-((2Z)-2-((5S)-5-HYDROXY-2-METHYLENECYCLOHEXYLIDENE)ETHYLIDENE)OCTAHYDRO-.ALPHA.,.ALPHA.,.EPSILON.,7A-TETRAMETHYL-, HYDRATE (1:1), (.EPSILON.R,1R,3AS,4E,7AR)-

SYS

9,10-SECOCHOLESTA-5,7,10(19)-TRIENE-3,25-DIOL, MONOHYDRATE, (3.BETA.,5Z,7E)-

SYS