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L(-)-Tryptophan ≥99%, powder

Leverancier: MP Biomedicals

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).


Formule: C₁₁H₁₂N₂O₂
MW: 204,23 g/mol
Smeltpunt: 290 °C
Dichtheid: 1,34 g/cm³ (20 °C)
Storage Temperature: Kamertemperatuur
MDL Nummer: MFCD00064340
CAS nummer: 73-22-3
EINECS: 200-795-6
Merck Index: 12,09929
Specification Test Results
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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Pack type VPE VWR catalogus nummer Hoeveelheid
Glass bottle for solids 25 g ICNA0210315125
Glass bottle for solids 5 g ICNA0210315105
Glass bottle for solids 100 g ICNA0210315180
Glass bottle for solids 1 kg ICNA0210315191
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