2,4-DIHYDROXYCINNAMIC ACID
UNII U8G3LS2JEX

Substance Identification & Data

This profile provides standardized clinical and technical data for 2,4-dihydroxycinnamic Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) U8G3LS2JEX.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 99699-42-0 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
U8G3LS2JEX
CAS Registry Number
99699-42-0
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
2,4-DIHYDROXYCINNAMIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C9H8O4
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
HGEFWFBFQKWVMY-DUXPYHPUSA-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(O)c(ccc1O)/C=C/C(O)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 2,4-dihydroxycinnamic Acid. 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

UMBELLIC ACID

Systematic Nomenclature

(E)-3-(2,4-DIHYDROXYPHENYL)ACRYLIC ACID
2,4-DIHYDROXYCINNAMIC ACID
2-PROPENOIC ACID, 3-(2,4-DIHYDROXYPHENYL)-
2-PROPENOIC ACID, 3-(2,4-DIHYDROXYPHENYL)-, (2E)-
3-(2,4-DIHYDROXYPHENYL)-2-PROPENOIC ACID
3-(2,4-DIHYDROXYPHENYL)ACRYLIC ACID
TRANS-2,4-DIHYDROXYCINNAMIC ACID