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CAS No 80-69-3 , Tartronic acid Search by region : Germany

  • Name: Tartronic acid
  • Synonyms: Tartronic acid;-;
  • CAS Registry Number:
  • Flash Point: 253°C
  • Boiling Point: 471.4°C at 760 mmHg
  • Density: 1.841g/cm3
  • Refractive index: 1.543
  • Safety Statements:
    Hazard Codes Xi
    Risk Statements 20/21/22-36/37/38
    Safety Statements 22-26-36/37/39-36
  • Hazard Symbols: Xi: Irritant;
  • Flash Point: 253°C
  • EINECS: 201-301-1
  • Molecular Weight: 120.06
  • InChI: InChI=1/C3H4O5/c4-1(2(5)6)3(7)8/h1,4H,(H,5,6)(H,7,8)
  • Risk Statements: 20/21/22-36/37/38
  • Molecular Formula: C3H4O5
  • Molecular Structure:CAS No:80-69-3 Tartronic acid

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References of Tartronic acid
Title: Tartronic Acid
CAS Registry Number: 80-69-3
CAS Name: Hydroxypropanedioic acid
Synonyms: hydroxymalonic acid
Molecular Formula: C3H4O5
Molecular Weight: 120.06
Percent Composition: C 30.01%, H 3.36%, O 66.63%
Line Formula: HOCH(COOH)2
Literature References: Prepd by ozonization of malonic acid in aq soln: Dobinson, Chem. Ind. (London) 1959, 853.
Properties: Colorless, odorless crystals. Crystallizes from water with ? and 1H2O. Becomes anhydr at 60°. Sublimes 110-120°. mp 158-160° with decompn (CO2 evolved). pK1 2.42; pK2 4.54, Grandjean, Bull. Soc. R. Sci. Liege 38, 288 (1969), C.A. 72, 42684t (1970). Very sol in water, alcohol; the anhydrous acid is sol in ether.
Melting point: mp 158-160° with decompn (CO2 evolved)
pKa: pK1 2.42; pK2 4.54, Grandjean, Bull. Soc. R. Sci. Liege 38, 288 (1969), C.A. 72, 42684t (1970)