L-Arginine
- CAS NO. : 74-79-3
- CAT NO. : BC-AAP-4793
Physical State: Solid (powder)
Color/Appearance: White
Odor: Slight odor
Melting Point: 222 °C (decomposes, lit.)
Boiling Point: 305.18 °C (rough estimate)
Refractive Index: 27° (C=8, 6 mol/L HCl)
Optical Rotation: [α]²⁰_D +27°, c=8 in 6 M HCl
Solubility:
Water: 100 mg/mL (148.7 g/L at 20 °C)
pKa Values: 1.82, 8.99, 12.5 (at 25 °C)
pH (0.5 M H₂O, 25 °C): 10.5–12.0
Storage Conditions: 2–8 °C, protect from air
Stability: Air sensitive
Molecular Formula: C₆H₁₄N₄O₂
Molecular Weight: 174.2 g/mol
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