L(-)-Tryptophan 99%
Glass bottle for solids, 5 g
Supplier: Thermo Fisher Scientific
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Product Details & Documents
Synonyms: L-Tryptophan, Tryptophan, L-α-Amino-3-indolepropionic acid, (S)-2-Amino-3-(3-indolyl)propionic acid, H-Trp-OH
- CAS Number:73-22-3
- Formula:C₁₁H₁₂N₂O₂
- MDL Number:MFCD00064340
- Molecular Weight:204.23 g/mol
- Merck Index:12,09929
- Melting Pt:280…285 °C (dec.)
- Density:1,34 g/cm³ (20 °C)
- Storage Temperature:Stue temperatur
- EINECS:200-795-6
Documents
Specifications
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)
Specifications
- Pakning:Glass bottle for solids
- Pakn:5 g
Specifications
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