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L-Ornithine Structure

L-Ornithine

Chemical Properties

Melting point 140°C
Boiling point 244.08°C (rough estimate)
alpha  D25 +11.5° (c = 6.5)
Density  1.1740 (rough estimate)
refractive index  1.4496 (estimate)
storage temp.  under inert gas (nitrogen or Argon) at 2–8 °C
solubility  Water: 50 mg/mL (378.33 mM); DMSO: < 1 mg/mL (insoluble or slightly soluble)
pka 1.705(at 25℃)
form  Solid
color  White to off-white
PH 9.70
optical activity +12.125 (H2O) +28.425 (5 mol dm-3 HCl)
InChI InChI=1S/C5H12N2O2/c6-3-1-2-4(7)5(8)9/h4H,1-3,6-7H2,(H,8,9)/t4-/m0/s1
InChIKey AHLPHDHHMVZTML-BYPYZUCNSA-N
SMILES C(O)(=O)[C@H](CCCN)N
LogP -4.220
CAS DataBase Reference 70-26-8(CAS DataBase Reference)
EPA Substance Registry System L-Ornithine (70-26-8)

Safety Information

Toxicity sce-hmn-lym 10 mg/L MUREAV 372,75,1996

Usage And Synthesis

Preparation Products And Raw materials

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