21-DEHYDROPREDNISOLONE
UNII CTU4X35F2P

Substance Identification & Data

This profile provides standardized clinical and technical data for 21-dehydroprednisolone, uniquely identified by the FDA Unique Ingredient Identifier (UNII) CTU4X35F2P.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 22420-16-2 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

CTU4X35F2P

CAS Registry Number

22420-16-2

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

21-DEHYDROPREDNISOLONE

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

InChIKey

C21H26O5

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

OKNNTPJBKBRSIB-VWUMJDOOSA-N

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

PubChem CID

13313070

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@@]12[C@]([C@]3([C@@]([C@]4(C)C(CC3)=CC(=O)C=C4)([C@@H](O)C1)[H])[H])(CC[C@@]2(C(C=O)=O)O)[H]

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 21-dehydroprednisolone. 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.

Common Names & Synonyms

21-DEHYDROPREDNISOLONE

Systematic Nomenclature

11.BETA.,17-DIHYDROXY-3,20-DIOXOPREGNA-1,4-DIEN-21-AL

SYS

2-((1R,3AS,3BS,9AR,9BS,10S,11AS)-1,10-DIHYDROXY-9A,11A-DIMETHYL-7-OXO-1H,2H,3H,3AH,3BH,4H,5H,7H,9AH,9BH,10H,11H,11AH-CYCLOPENTA(A)PHENANTHREN-1-YL)-2-OXOACETALDEHYDE

SYS

PREGNA-1,4-DIEN-21-AL, 11,17-DIHYDROXY-3,20-DIOXO-, (11.BETA.)-

SYS

PREGNA-1,4-DIEN-21-AL, 11.BETA.,17-DIHYDROXY-3,20-DIOXO-

SYS