5-Hydroxy-L-tryptophan 99%
Supplier: THERMO FISHER SCIENTIFIC CHEMICALS
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14829-0010
14829-0050
14829-0250
TS14829-0010EA
41
USD
TS14829-0010
TS14829-0050
TS14829-0250
5-Hydroxy-L-tryptophan 99%
5-Hydroxy-L-tryptophan
Formula:
C₁₁H₁₂N₂O₃ MW: 220.23 g/mol Melting Pt: 273 (dec.) Storage Temperature: Ambient |
MDL Number:
MFCD00064341 CAS Number: 4350-09-8 EINECS: 224-411-1 UN: 2811 ADR: 6.1 III Merck Index: 12,04895 |
Specification Test Results
Appearance | White to light beige to light grey Powder |
Infrared spectrum | Conforms |
Water | ≤1 % (K.F.) |
Heavy metals | ≤10 ppm |
Sulfated ash | ≤0.3 % |
HPLC | ≥98.5 % (on dry substance) |
Specific optical rotation | -30.9° to -34.9° (20°C, 589 nm) (c=1, H2O) (on dry substance) |
Titration with HClO4 | 98.5 to 101.5 % (On dry substance) |
Arsenic (As) | ≤1 ppm |
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