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CAS No 868-18-8 , disodium

  • Name: disodium
  • Synonyms: 868-18-8;2,3-dihydroxybutanedioate; Sodium tartrate dibasic solution; Disodium tartrate; Disodium tartrate solution; Bisodium tartrate; Sal tartar;Sodium tartrate;disodium;
  • CAS Registry Number:
  • Melting Point: 302ºF
  • Density: 1.818
  • Water Solubility: freely soluable in water,insuable in alcohol
  • Safety Statements: Moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating fumes.
  • EINECS: 212-773-3
  • Molecular Weight: 194.050499
  • InchiKey: HELHAJAZNSDZJO-UHFFFAOYSA-L
  • InChI: InChI=1S/C4H6O6.2Na/c5-1(3(7)8)2(6)4(9)10;;/h1-2,5-6H,(H,7,8)(H,9,
    10);;/q;2*+1/p-2
  • Molecular Formula: C4H4Na2O6
  • Molecular Structure:CAS No:868-18-8 disodium

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References of disodium
Title: Sodium Tartrate
CAS Registry Number: 868-18-8
Molecular Formula: C4H4Na2O6
Molecular Weight: 194.05
Percent Composition: C 24.76%, H 2.08%, Na 23.69%, O 49.47%
Line Formula: Na2C4H4O6
 
Derivative Type: Dihydrate
Properties: White crystals or granules. Loses its water at about 120°. d 1.82. Sol in about 3 parts cold water, 1.5 parts boiling water; insol in alcohol. The aq soln is slightly alkaline to litmus, pH 7 to 9.
Density: d 1.82
 
Use: Dihydrate as standard for standardizing Karl Fischer reagent (determination of water).
Therap-Cat: Cathartic.
Keywords: Laxative/Cathartic.