L(-)-Tryptophan 99%

Leverandør: Thermo Fisher Scientific
Ratings: Ingen bedømmelse

Samlet vurdering
Gennemsntilig vurdering

140590050 140590250 140591000 140595000 140590010
ACRO140590050EA 249 DKK
ACRO140590050 ACRO140590250 ACRO140591000 ACRO140595000 ACRO140590010
L(-)-Tryptophan 99%
L(-)-Tryptophan
Formel: C₁₁H₁₂N₂O₂
Smeltepunkt: 280…285 °C (dec.)
Massefylde: 1,34 g/cm³ (20 °C)
Opbevaringstemperatur: Stue temperatur
MDL Number: MFCD00064340
CAS-nummer: 73-22-3
EINECS: 200-795-6
Merck Index: 12,09929

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Specifikationer Testresultater

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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