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89179 Sigma

L-Threonine

BioXtra, ≥99.5% (NT)

Synonym: (2S,3R)-2-Amino-3-hydroxybutyric acid

  • CAS Number 72-19-5

  • Linear Formula CH3CH(OH)CH(NH2)CO2H

  • Molecular Weight 119.12

  •  Beilstein Registry Number 1721646

  •  EC Number 200-774-1

  •  MDL number MFCD00064270

  •  PubChem Substance ID 57653332

  •  eCl@ss 32160406

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Properties

Related Categories Amino Acids, BioUltra, Biochemicals and Reagents More...
InChI Key   AYFVYJQAPQTCCC-GBXIJSLDSA-N
product line   BioXtra
assay   ≥99.5% (NT)
optical activity   [α]20/D −28.5±0.5°, c = 5% in H2O
impurities   ≤0.5% foreign amino acids
ign. residue   ≤0.1%
loss   ≤0.1% loss on drying, 20 °C (HV)
mp   256 °C (dec.)(lit.)
solubility   H2O: 50 mg/mL clear, colorless
anion traces   chloride (Cl-): ≤50 mg/kg
  sulfate (SO42-): ≤100 mg/kg
cation traces   Al: ≤5 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤5 mg/kg
  Bi: ≤5 mg/kg
  Ca: ≤50 mg/kg
  Cd: ≤5 mg/kg
  Co: ≤5 mg/kg
  Cr: ≤5 mg/kg
  Cu: ≤5 mg/kg
  Fe: ≤5 mg/kg
  K: ≤50 mg/kg
  Li: ≤5 mg/kg
  Mg: ≤5 mg/kg
  Mn: ≤5 mg/kg
  Mo: ≤5 mg/kg
  NH4+: ≤500 mg/kg
  Na: ≤50 mg/kg
  Ni: ≤5 mg/kg
  Pb: ≤5 mg/kg
  Sr: ≤5 mg/kg
  Zn: ≤5 mg/kg

Description

Other Notes

Preparation of threonine-sepharose, assay and purification of protein kinase C; Amino acid spacing in isotachophoresis on polyacrylamide gel - a critical evaluation; Growth requirement of various microorganisms.

Price and Availability


Laboratory Gloves
Safety & Documentation

Safety Information

RIDADR 
NONH for all modes of transport
WGK Germany 
1

Documents

Certificate of Analysis

Protocols & Articles

Articles

MSMLS Online Plate Map

Metabolite descriptors included with the software download upon purchase of the product include: Name, Parent CID, molecular formula, molecular weight, CAS, ChEBI, HMDB ID, PubChem Compound and Subst...
Keywords: Mass spectrometry, Metabolites

Related Content

Amino Acids Reference Chart

The hydrophobicity index is a measure of the relative hydrophobicity, or how soluble an amino acid is in water. In a protein, hydrophobic amino acids are likely to be found in the interior, whereas h...

Peer-Reviewed Papers
15

References

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