L-(-)-tert-Leucine (H-Tle-OH) 99%

Supplier: Thermo Scientific

Synonyms: (S)-2-Amino-3,3-dimethylbutanoic acid, H-Tle-OH

297780050 297780250
ACRO297780050EA 170 GBP
ACRO297780050 ACRO297780250
L-(-)-tert-Leucine (H-Tle-OH) 99%
L(-)-tert-Leucine (H-Tle-OH)
Formula: C₆H₁₃NO₂
MW: 131,2 g/mol
Melting Pt: >300 °C
Storage Temperature: Ambient
MDL Number: MFCD00064218
CAS Number: 20859-02-3

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Specification Test Results

Appearance White to off-white Powder
Infrared spectrum Conforms
Loss on drying ≤0.2 % (105°C, 3 hrs)
Sulfated ash ≤0.1 %
TLC ≤0.5 % Other substances
Specific optical rotation +6.9° to +7.5° (20°C, 589 nm) (c=4, 6 N HCl)
Titration with HClO4 98.5 to 101.5 %
Iron (Fe) ≤10 ppm
Heavy metals (as Pb) ≤10 ppm

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