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95309 Sigma-Aldrich

L-(+)-Tartaric acid

puriss. p.a., ACS reagent, ≥99.5%

Synonym: (2R,3R)-(+)-Tartaric acid, L-Threaric acid

  • CAS Number 87-69-4

  • Linear Formula HO2CCH(OH)CH(OH)CO2H

  • Molecular Weight 150.09

  •  Beilstein Registry Number 1725147

  •  EC Number 201-766-0

  •  MDL number MFCD00064207

  •  PubChem Substance ID 329770441

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Properties

Related Categories Acids, Acids & Bases, Allium cepa (Onion), Analytical Reagents, Analytical Reagents for General Use,
grade   ACS reagent
vapor density   5.18 (vs air)
InChI Key   FEWJPZIEWOKRBE-JCYAYHJZSA-N
grade   puriss. p.a.
assay   ≥99.5%
optical activity   [α]20/D +13.5±0.5°, c = 10% in H2O
autoignition temp.   797 °F
ign. residue   ≤0.02% (as SO4)
loss   ≤0.1% loss on drying, 110 °C
mp   168-170 °C
  170-172 °C(lit.)
solubility   water: soluble 150 g/L at 20 °C
anion traces   chloride (Cl-): ≤5 mg/kg
  phosphate (PO43-): ≤10 mg/kg
  sulfate (SO42-): ≤50 mg/kg
cation traces   Ca: ≤10 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤10 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Zn: ≤5 mg/kg

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Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
1
RTECS 
WW7875000
Flash Point(F) 
302 °F
Flash Point(C) 
150 °C

Documents

Certificate of Analysis

Protocols & Articles

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Peer-Reviewed Papers
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References

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