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Substance Name: Sodium sulfite heptahydrate
RN: 10102-15-5
UNII: 4YS288TJUI
InChIKey: WMJRPJZQQSSDBU-UHFFFAOYSA-L

Classification Codes

  • Human Data
  • Reproductive Effect

Molecular Formulas

  • H2-O3-S.7H2-O.2Na
  • O3-S.2Na.7H2-O

Molecular Weight

  • 252.147
 
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Names and Synonyms

Name of Substance

  • Sodium sulfite heptahydrate

Synonyms

  • Dinatrium-sulfit-7-wasser
  • Dinatrium-sulfit-7-wasser [IUPAC]
  • Sodium sulfite heptahydrate
  • Sulfurous acid, sodium salt, heptahydrate
  • UNII-4YS288TJUI

Systematic Name

  • Sodium sulfite heptahydrate (2:1:7)

Registry Numbers

CAS Registry Number

  • 10102-15-5

FDA UNII

  • 4YS288TJUI

Related Registry Number

  • 7757-83-7 (Parent)

System Generated Number

  • 0010102155

Molecular Formulas

Molecular Formulas

  • H2-O3-S.7H2-O.2Na
  • O3-S.2Na.7H2-O

Molecular Formula Fragments

  • COMPONENT
  • H2-O
  • H2-O3-S
  • Na
  • O3-S

Structure Descriptors

InChI

1S/2Na.H2O3S.7H2O/c;;1-4(2)3;;;;;;;/h;;(H2,1,2,3);7*1H2/q2*+1;;;;;;;;/p-2

InChIKey

WMJRPJZQQSSDBU-UHFFFAOYSA-L

Smiles

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

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
man LDLo intravenous 743mg/kg (743mg/kg)   Archives Belges de Medecine Sociale, Hygiene, Medecine du Trevail et Medecine Legale. Vol. 13, Pg. 281, 1955.
mouse LD50 intraperitoneal 277mg/kg (277mg/kg)   Comptes Rendus Hebdomadaires des Seances, Academie des Sciences. Vol. 257, Pg. 791, 1963.