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L-Tryptofan 99%

Dodavatel: Thermo Scientific

Synonyms: L-Tryptophan, Tryptophan, L-α-Amino-3-indolepropionic acid, (S)-2-Amino-3-(3-indolyl)propionic acid, H-Trp-OH

140590050 140590250 140591000 140595000 140590010
ACRO140590050EA 1010 CZK
ACRO140590050 ACRO140590250 ACRO140591000 ACRO140595000 ACRO140590010
L-Tryptofan 99%
L-Tryptofan
Vzorec: C₁₁H₁₂N₂O₂
MW: 204,23 g/mol
Bod tání: 280…285 °C (rozkl.)
Hustota: 1,34 g/cm³ (20 °C)
Storage Temperature: Ambient
MDL Number: MFCD00064340
CAS číslo: 73-22-3
EINECS: 200-795-6
Merck Index: 12,09929

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Výsledky specifikačního testu

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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