CALCIUM METABISULFITE
UNII Z4766YL50A

Substance Identification & Data

This profile provides standardized clinical and technical data for Calcium Metabisulfite, uniquely identified by the FDA Unique Ingredient Identifier (UNII) Z4766YL50A.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 49663-88-9 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

Z4766YL50A

CAS Registry Number

49663-88-9

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

CALCIUM METABISULFITE

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

InChIKey

Ca.O5S2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

NTOZOESJXIBDLD-UHFFFAOYSA-L

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

PubChem CID

24827056

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

S([O-])(=O)S(=O)([O-])=O.[Ca+2]

Synonyms and Nomenclature

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