ESTROLOLACTONE
UNII 4VR2FJ2C9D

Substance Identification & Data

This profile provides standardized clinical and technical data for Estrololactone, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 4VR2FJ2C9D.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 604-82-0 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

4VR2FJ2C9D

CAS Registry Number

604-82-0

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

ESTROLOLACTONE

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

InChIKey

C18H22O3

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

FWJIMKYKNBCAJA-CBZIJGRNSA-N

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

PubChem CID

223999

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@@]12OC(=O)CC[C@@]1([H])[C@]3([H])CCc4cc(O)ccc4[C@@]3([H])CC2

Synonyms and Nomenclature

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