L(+)-Leucine 98.5-100.5% (dry basis), Ultrapure
Supplier: Thermo Fisher Scientific
Synonyms:
L-Leucine
, (S)-(+)-Leucine
, Leucine
, Leu
, H-Leu-OH
J18280-A7
J18280-22
J18280-A1
101171-704EA
345.18
USD
101171-704
101171-706
101172-666
L(+)-Leucine 98.5-100.5% (dry basis), Ultrapure
L(+)-Leucine
Formula:
C₆H₁₃NO₂ MW: 131.17 g/mol Melting Pt: >300 °C Density: 1.293 Storage Temperature: Ambient |
MDL Number:
MFCD00002617 CAS Number: 61-90-5 EINECS: 200-522-0 Merck Index: 14,5451 |
Specification Test Results
Assay (Dry Basis) | 98.5 - 101.5% |
Identification (FTIR) | Conforms |
Residue on Ignition | ≤0.4% |
Loss on Drying | ≤0.2% |
Optical Rotation | +14.9 - 17.3° (c=4 in 6 N HCl Dry Basis) |
Individual Impurities (Thin Layer Chromatography) | ≤0.5% |
Total Impurities (Thin Layer Chromatography) | ≤2.0% |
Trace Metal, Heavy Metals (Pb) | ≤15 ppm |
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