17.ALPHA.-ACETOXYPREGNA-4,6-DIENE-3,20-DIONE
UNII 5989X229W1

Substance Identification & Data

This profile provides standardized clinical and technical data for 17.alpha.-acetoxypregna-4,6-diene-3,20-dione, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 5989X229W1.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 425-51-4 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
5989X229W1
CAS Registry Number
425-51-4
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
17.ALPHA.-ACETOXYPREGNA-4,6-DIENE-3,20-DIONE
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C23H30O4
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
URXWVWVPMJSAJD-KOORYGTMSA-N
Line notation for describing the chemical structure and connectivity of atoms.
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
C1C[C@@]2([C@]3([H])[C@](C=CC2=CC1=O)([H])[C@]4([C@](CC3)([C@](CC4)(C(=O)C)OC(=O)C)C)[H])C

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 17.alpha.-acetoxypregna-4,6-diene-3,20-dione. 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

MELENGESTRO ACETATE
PREGNA-4,6-DIENE-3,20-DIONE, 17-HYDROXY-, ACETATE (ESTER)

Systematic Nomenclature

.DELTA.6-DEHYDRO-17.ALPHA.-ACETOXYPROGESTERONE
17-(ACETYLOXY)PREGNA-4,6-DIENE-3,20-DIONE
17.ALPHA.-ACETOXYPREGNA-4,6-DIENE-3,20-DIONE
17.ALPHA.-HYDROXY-6-DEHYDROPROGESTERONE ACETATE
17-ACETOXYPREGNA-4,6-DIENE-3,20-DIONE
6-DEHYDRO-17.ALPHA.-ACETOXYPROGESTERONE
PREGNA-4,6-DIEN-17-OL-3,20-DIONE ACETATE
PREGNA-4,6-DIENE-3,20-DIONE, 17-(ACETYLOXY)-
PREGNA-4,6-DIENE-3,20-DIONE, 17-HYDROXY-, ACETATE

Technical Codes

NSC-77897