Sodium metabisulfite

from source

Na2O5S2 · 190.11 g/mol

disodium pyrosulfite · sodium pyrosulfite

What is Sodium metabisulfite?

The sulfite that preserves dried fruit, wine, and shrimp. It is the reason a wine bottle says contains sulfites, and it can trigger asthma. Found in wine. from source

CategoryFood & flavor

LeaderboardsBiggest

Fig. 1 · 2D structure RDKit

SMILES[O-]S(=O)S(=O)(=O)[O-].[Na+].[Na+]

Where you'll find it

Winewhat else is in it →

Curated by MoleculeFinder from source

Keep roaming

Where Sodium metabisulfite leads

Sources & methodology

PubChem CID: 51000477
Wikidata: Q284549
Structure: PubChem → RDKit
Similar molecules: MoleculeFinder fingerprint similarity
Everyday relationships: MoleculeFinder editorial curation
Data refreshed: October 19, 2026

How MoleculeFinder sources and labels its data