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Home> CAS DataBase Listed 7 > CAS 72-19-5
Identification of 72-19-5
  • Name:
  • L-Threonine (Related Reference)
  • EINECS:
  • 200-774-1
  • Synonyms:
  • Butanoic acid, 2-amino-3-hydroxy-, (R-(R*,S*))-; Thr; Threonine [USAN:INN]; L-Threonin; (2S,3R)-2-azaniumyl-3-hydroxy-butanoate; Treonina [Spanish]; (2R,3R)-2-amino-3-hydroxy-butanoic acid; Threonine, L-; (2S,3R)-2-Amino-3-hydroxybutyric acid; Valine,3-hydroxy-; L-alpha-Amino-beta-hydroxybutyric acid; (2S,3S)-2-azaniumyl-3-hydroxy-butanoate; (2S)-threonine; Threoninum [Latin]; Threonine (VAN); L-2-Amino-3-hydroxybutyric acid; L-Threonine(Feed Grade); L-Thr-OH; L-Threonine Aji97; Threonine, L- (8CI); (2S,3R)-2-amino-3-hydroxy-butanoic acid; L-(-)-Threonine; Threonin; [R-(R*,S*)]-2-Amino-3-hydroxybutanoic acid; L-Threonine (9CI); Threonine (USP);
  • InChI:
  • InChI=1S/C4H9NO3/c1-2(6)3(5)4(7)8/h2-3,6H,5H2,1H3,(H,7,8)/t2-,3+/m0/s1
  • This structure is also available as a 2d Mol file
Safety Data of 72-19-5 Properties of 72-19-5
  • Appearance:
  • White crystalline powder
  • Molecular Weight:
  • 119.1192
  • Density:
  • 1.307 g/cm3
  • Boiling Point:
  • 345.8 °C at 760 mmHg
  • Melting Point:
  • 256 °C (dec.)(lit.)
  • Flash Point:
  • 162.9 °C
  • Alpha:
  • -28.4 o (C=6, H2O)
  • Storage Temperature:
  • Store at RT.
  • Solubility:
  • 90 g/L (20 oC)
  • Stability:
  • Stable. Incompatible with strong oxidizing agents.
  • More>>

CAS No. 72-19-5 (L-Threonine )

  • CAS No:72-19-5
  • Molecular Weight: 119.1192
  • Molecular Formula: C4H9NO3
Properties Safety and Handling MSDS NMR Spectrum Synthesis Route Precursor and Product
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Precursor and Product
References of L-Threonine cas 72-19-5

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD50 intraperitoneal 3098mg/kg (3098mg/kg) BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
Archives of Biochemistry and Biophysics. Vol. 58, Pg. 253, 1955.

Safety

Hazard Codes: Xi
Risk Statements: 36/37/38: Irritating to eyes, respiratory system and skin?
Safety Statements: 24/25-37/39-26
24/25:? Avoid contact with skin and eyes?
37/39:? Wear suitable gloves and eye/face protection?
26:? In case of contact with eyes, rinse immediately with plenty of water and seek medical advice?
WGK Germany: 3
Hazard Note: Irritant
HS Code: 29225000

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