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Thermo Scientific Chemicals L(-)-Tryptophan 99%

Product Code. 10306980
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Quantity:
5 g
25 g
100 g
500 g
1 kg
Packaging:
Glass Bottle
Plastic Bottle
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This item is not returnable. View return policy

L(-)-Tryptophan, CAS # 73-22-3, is an essential amino acid necessary for the biosynthesis of proteins.

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

General Description

  • L(-)-Tryptophan is a nonpolar aromatic compound and essential amino acid required for protein synthesis
  • It is a biochemical precursor of niacin, indole alkaloids, and serotonin

Applications

  • L-Tryptophan acts as a natural dietary supplement and has laboratory applications in the research of antidepressants, anxiolytics, and sleep aids
  • It is a precursor of metabolites that are important in the laboratory study of mammalian physiology, including gastrointestinal functions, immunity, metabolism, and the nervous system
TRUSTED_SUSTAINABILITY

Chemical Identifiers

CAS 73-22-3
Molecular Formula C11H12N2O2
Molecular Weight (g/mol) 204.23
MDL Number MFCD00064340
InChI Key QIVBCDIJIAJPQS-VIFPVBQESA-N
Synonym l-tryptophan, tryptophan, l-tryptophane, s-tryptophan, tryptophane, h-trp-oh, optimax, trofan, tryptacin, ardeytropin
PubChem CID 6305
ChEBI CHEBI:16828
IUPAC Name (2S)-2-amino-3-(1H-indol-3-yl)propanoic acid
SMILES N[C@@H](CC1=CNC2=CC=CC=C12)C(O)=O

Specifications

Melting Point 280.0°C to 285.0°C
Color White to White-Yellow
Infrared Spectrum Authentic
Assay Percent Range 99%
Loss on Drying 0.5% max. (1 g, 105°C)
Packaging Glass Bottle
Beilstein 22, 546
Specific Rotation − 31.10
Merck Index 15, 9977
Solubility Information Solubility in water: 11.4g/L (25°C). Other solubilities: soluble in alkali hydroxides and hot alcohol, insoluble in chloroform
Specific Rotation Condition − 31.10 (20.00°C c=1,H20)
Quantity 5 g
Formula Weight 204.23
Percent Purity 99%
Physical Form Crystalline Powder
Chemical Name or Material L(-)-Tryptophan, 99%
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RUO – Research Use Only

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