ChemIndex - A free chemical CAS databaseChina Business Portal|ChemNet|ChinaChemNet|ChinaChemical|KoreaChemNet

Chemindex > 73-22-3
English EN EN ▼
 English

L-Tryptophan
Chemical Name L-Tryptophan
Synonyms H-Trp-OH;L-Tryptophane;L-Tryptohan;TRP;(S)-2-Amino-3-(3-indolyl)propionic acid;2-Amino-3-(1H-indol-3-yl)propanoic acid;Tryptophan;(S)-2-Amino-3-(1H-indol-3-yl)propanoic acid;L-alphs-Amino-3-indolepropionic acid; Indole-3-alanine
Molecular Formula C11H12N2O2
Molecular Weight 204.2252
InChl InChI=1/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,13H,5,12H2,(H,14,15)/t9-/m0/s1
CAS Registry Number 73-22-3;80206-30-0
EINECS 200-795-6
Molecular Structure 73-22-3;80206-30-0 L-Tryptophan
Density 1.362g/cm3
Melting Point 280-285℃
Boiling Point 447.9°C at 760 mmHg
Refractive Index 1.697
Flash Point 224.7°C
Water Solubility 11.4 g/L (25℃)
Vapour Pressur 8.3E-09mmHg at 25°C
Risk Codes R33##有累积作用的危险‖R40##有限证据表明其致癌作用‖R62##有削弱生殖能力的危险:;
Safety Description S24/25:;
MSDS Material Safety Data Sheet

  • If you plan to source chemicals from China, just go to ChemNet mall, we will get the latest and competitive price from China manufacturers for you. Please visit

    ChemNet Mall

Chemical CAS Database Service is provided by ChemIndex.com