3,4-DIHYDROXYBENZOIC ACID
UNII 36R5QJ8L4B

Substance Identification & Data

This profile provides standardized clinical and technical data for 3,4-dihydroxybenzoic Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 36R5QJ8L4B.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 99-50-3 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

36R5QJ8L4B

CAS Registry Number

99-50-3

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

3,4-DIHYDROXYBENZOIC ACID

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

InChIKey

C7H6O4

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

YQUVCSBJEUQKSH-UHFFFAOYSA-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

c1(cc(c(O)cc1)O)C(O)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 3,4-dihydroxybenzoic 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.