ISOSILYBIN B
UNII 15EH97604R

Substance Identification & Data

This profile provides standardized clinical and technical data for Isosilybin B, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 15EH97604R.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 142796-22-3 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

15EH97604R

CAS Registry Number

142796-22-3

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

ISOSILYBIN B

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

InChIKey

C25H22O10

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

FDQAOULAVFHKBX-WAABAYLZSA-N

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

PubChem CID

10885340

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

ISO 11238 classification category (e.g., Chemical, Polymer, Protein).

Ingredient Role

c1(cc2c(c(c1)O)C([C@@H]([C@H](O2)c3cc4c(cc3)O[C@H]([C@@H](O4)CO)c5ccc(c(c5)OC)O)O)=O)O

Synonyms and Nomenclature

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

ISOSILIBININ B

ISOSILYBIN B

ISOSILYBIN B (CONSTITUENT OF MILK THISTLE) [DSC]

ISOSILYBIN B [MI]

SILYBIN A2

Systematic Nomenclature

4H-1-BENZOPYRAN-4-ONE, 2-((2S,3S)-2,3-DIHYDRO-2-(4-HYDROXY-3-METHOXYPHENYL)-3-(HYDROXYMETHYL)-1,4-BENZODIOXIN-6-YL)-2,3-DIHYDRO-3,5,7-TRIHYDROXY-, (2R,3R)-

SYS

External Clinical & Regulatory Resources

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