L-丙氨酸

InChI key

QNAYBMKLOCPYGJ-REOHCLBHSA-N

InChI

1S/C3H7NO2/c1-2(4)3(5)6/h2H,4H2,1H3,(H,5,6)/t2-/m0/s1

assay

≥99.0% (NT)

form

powder or crystals

optical activity

[α]20/D +14.0±1°, c = 5% in 5 M HCl

impurities

≤0.3% foreign amino acids

ign. residue

≤0.1% (as SO₄)

loss

≤0.1% loss on drying, 110 °C

color

colorless to white

mp

314.5 °C

solubility

H₂O: soluble 89.1 g/l at 20 degrees c, diethyl ether: insoluble, ethanol: soluble (cold 80%)

anion traces

chloride (Cl^-): ≤50 mg/kg, sulfate (SO₄^2-): ≤50 mg/kg

cation traces

Ca: ≤10 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, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, NH₄⁺: ≤100 mg/kg, Na: ≤50 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg

application(s)

detection
peptide synthesis

Quality Level

200