L(-)-Tryptophan 99%
Supplier: THERMO FISHER SCIENTIFIC CHEMICALS
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14059-0010
14059-0050
14059-0250
14059-1000
14059-5000
TS14059-0010EA
826
USD
TS14059-0010
TS14059-0050
TS14059-0250
TS14059-1000
TS14059-5000
L(-)-Tryptophan 99%
L(-)-Tryptophan
Formula:
C₁₁H₁₂N₂O₂ MW: 204.23 g/mol Melting Pt: 290 (dec.) Storage Temperature: Ambient |
MDL Number:
MFCD00064340 CAS Number: 73-22-3 EINECS: 200-795-6 Merck Index: 12,09929 |
Specification Test Results
Appearance | White to yellowish-white Crystalline powder |
Infrared spectrum | Conforms |
Loss on drying | ≤0.5 % (1 g, 105°C) |
Specific optical rotation | -29.0° to -33.0° (20°C, 589 nm) (C=1, H2O) |
Titration with HClO4 | 98.5 to 101.5 % (On dry substance) |
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