Relevant Data

Food Additives Approved by WHO:

Food Additives Approved by European Union:


General Information

MaintermSODIUM BISULFITE
Doc TypeASP
CAS Reg.No.(or other ID)7631-90-5
Regnum 177.1200
173.310
161.173
182.3739

From www.fda.gov

Computed Descriptors

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2D Structure
CID23665763
IUPAC Namesodium;hydrogen sulfite
InChIInChI=1S/Na.H2O3S/c;1-4(2)3/h;(H2,1,2,3)/q+1;/p-1
InChI KeyDWAQJAXMDSEUJJ-UHFFFAOYSA-M
Canonical SMILESOS(=O)[O-].[Na+]
Molecular FormulaNaHSO3in aqueous solution
Wikipediasodium bisulfite

From Pubchem


Computed Properties

Property Name Property Value
Molecular Weight104.055
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Complexity33.9
CACTVS Substructure Key Fingerprint A A A D c Q A A M C B A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A C A A A A A A A A A A A A A A A A I A A A A A A A C A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A = =
Topological Polar Surface Area79.6
Monoisotopic Mass103.954
Exact Mass103.954
Compound Is CanonicalizedTrue
Formal Charge0
Heavy Atom Count5
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Isotope Atom Count0
Covalently-Bonded Unit Count2

From Pubchem


Food Additives Biosynthesis/Degradation


Taxonomic Classification

KingdomInorganic compounds
SuperclassMixed metal/non-metal compounds
ClassAlkali metal oxoanionic compounds
SubclassAlkali metal sulfites
Intermediate Tree NodesNot available
Direct ParentAlkali metal sulfites
Alternative Parents
Molecular FrameworkNot available
SubstituentsAlkali metal sulfite - Inorganic sodium salt - Inorganic oxide - Inorganic salt
DescriptionThis compound belongs to the class of inorganic compounds known as alkali metal sulfites. These are inorganic compounds in which the largest oxoanion is sulfite, and in which the heaviest atom not in an oxoanion is an alkali metal.

From ClassyFire