Substance
ID:358363
Names and Identifiers
IUPAC name
(2S)-2-amino-4-methylpentanoic acid
IUPAC Traditional name
L-leucine
Synonyms
(S)-2-氨基-4-甲基戊酸L-LeucineL-亮氨酸(S)-2-Amino-4-methylpentanoic acid
Registration numbers
CAS Number
MDL Number
Beilstein Number
EC Number
Properties
Product Information
Antion Traces
sulfate (SO42-): ≤100 mg/kg
chloride (Cl-): ≤200 mg/kg
Cation Traces
Mn: ≤5 mg/kg
Na: ≤100 mg/kg
NH4+: ≤100 mg/kg
Cu: ≤5 mg/kg
K: ≤50 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Fe: ≤5 mg/kg
Ca: ≤10 mg/kg
Mg: ≤5 mg/kg
Ni: ≤5 mg/kg
Zn: ≤5 mg/kg
Pb: ≤5 mg/kg
Cr: ≤5 mg/kg
Impurities
≤0.3% foreign amino acids
Linear Formula
(CH3)2CHCH2CH(NH2)CO2H
Loss on Drying
≤0.1% loss on drying, 110 °C
Ignition Residue
≤0.1% (as SO4)
Purity
≥99.0% (NT)
Physical Property
Melting Point
>300 °C(lit.)
Optical Rotation
[α]20/D +15.5±1.0°, c = 5% in 5 M HCl
Safety Information
MSDS Link
German water hazard class
1
Personal Protective Equipment
Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Molecule Details
No Data Available
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Molecular Spectra
No Data Available
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References
No Data Available
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