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Postion:Product Catalog >Biochemical Engineering>Amino Acids and proteins>L-Tryptophan
L-Tryptophan
  • L-Tryptophan

L-Tryptophan NEW

Price $30
Package 1KG
Min. Order: 1KG
Supply Ability: 5000kg
Update Time: 2024-09-19

Product Details

Product Name: L-Tryptophan CAS No.: 73-22-3
EC-No.: 200-795-6 Min. Order: 1KG
Purity: 98.5% Supply Ability: 5000kg
Release date: 2024/09/19
Appearance: White to off White Powder Package: 1kg/Bag; 25kg/Drum
Formula: C11H12N2O2 Shipping: by Air, Sea, Express
Grade: Medicine grade Key Words: L-Tryptophan


L-Tryptophan CAS 73-22-3 supplier in China



Melting point 289-290 °C (dec.)(lit.)
alpha -31.1 º (c=1, H20)
Boiling point 342.72°C (rough estimate)
density 1.34
refractive index -32 ° (C=1, H2O)
storage temp. 2-8°C
solubility 20% NH3: 0.1 g/mL at 20 °C, clear, colorless
form powder
pka2.46(at 25℃)
color White to yellow-white
PH5.5-7.0 (10g/l, H2O, 20℃)
Odorwh. cryst. or cryst. odorless powd., sl. bitter taste
optical activity[α]20/D 31.5±1°, c = 1% in H2O
Water Solubility 11.4 g/L (25 ºC)



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