5-ACETAMIDO-1,3,4-THIADIAZOLE-2-SULFONIC ACID
UNII R108Y51SMI

Substance Identification & Data

This profile provides standardized clinical and technical data for 5-acetamido-1,3,4-thiadiazole-2-sulfonic Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) R108Y51SMI.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 827026-60-8 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
R108Y51SMI
CAS Registry Number
827026-60-8
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
5-ACETAMIDO-1,3,4-THIADIAZOLE-2-SULFONIC ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C4H5N3O4S2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
YLYWNBBQDHCLJL-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
N(c1sc(nn1)S(=O)(=O)O)C(C)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 5-acetamido-1,3,4-thiadiazole-2-sulfonic 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

1,3,4-THIADIAZOLE-2-SULFONIC ACID, 5-(ACETYLAMINO)-
ACETAZOLAMIDE ACID ANALOG [USP IMPURITY]
ACETAZOLAMIDE IMPURITY E [EP IMPURITY]
ACETAZOLAMIDE RELATED COMPOUND E [USP-RS]

Systematic Nomenclature

2-(ACETYLAMINO)-5-SULFO-1,3,4-THIADIAZOLE
5-ACETAMIDO-1,3,4-THIADIAZOLE-2-SULFONIC ACID