L(+)-Isoleucine 99%
:73-32-5
:
:H₃CCH₂CH(CH₃)CH(NH₂)COOH
:MFCD00064222
:131.17 g/mol
:14,05179
:284…286 °C (dec.)
:Ambient
:200-798-2
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- Appearance:White to off-white Crystalline powder or crystals
- Infrared spectrum:Conforms
- Loss on drying:≤0.3 % (105°C, 3 hrs)
- Residue after ignition:≤0.3 %
- Specific optical rotation:+38.9° to +41.8° (20°C, 589 nm) (c=4, 6 N HCl)
- Titration with HClO4:98.5 to 101.5 %
- Chloride (Cl):≤500 ppm
- Sulfate (SO4):≤300 ppm
- Iron (Fe):≤30 ppm
- Heavy metals (as Pb):≤20 ppm