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L(-)-Triptofano ≥99%, in polvere

Fornitore: ICN Biomedicals

ICNA0210315190EA 938 CHF
ICNA0210315190 ICNA0210315105 ICNA0210315191 ICNA0210315180 ICNA0210315125
L(-)-Triptofano ≥99%, in polvere
L(-)-Triptofano

L-Tryptophan is an amino acid precursor of serotonin and melatonin.


Chloride ≤0,05%
sulphate ≤0,03%
Iron ≤0,003%


It is used as a precursor to niacin, indole alkaloids and serotonin. It acts as an important intrinsic fluorescent probe, which finds to estimate the nature of microenvironment of the tryptophan.


It is used as a precursor to niacin, indole alkaloids and serotonin. It acts as an important intrinsic fluorescent probe, which finds to estimate the nature of microenvironment of the tryptophan.


Soluble in 1N HCl (10 mg/ml - clear, colourless solution).

Formula: C₁₁H₁₂N₂O₂
Peso molecolare: 204,23 g/mol
Punto di fusione: 290 °C
Densità: 1,34 g/cm³ (20 °C)
Temperatura di stoccaggio: Ambiente
MDL Number: MFCD00064340
CAS Number: 73-22-3
EINECS: 200-795-6
Merck Index: 12,09929

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Synonyms L-2-amino-3-indolepropionic acid; Trp; W; (S)-2-Amino-3-(3-indolyl)propionic acid
Form White Powder
Storage Store at room temperature (15 to 30 °C)
Heavy Metals ≤0,0015%
Moisture Content ≤0,3%
Optical Rotation −30° ±10° (c=1, water)
pH 5,5 - 7,0 (1% aq soln)
Residue on Ignition ≤0,1%

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