DL-Tryptophan, 99%

Name: DL-Tryptophan, 99%
SKU: L05936.22

DL-Tryptophan, CAS # 54-12-6, is an α-amino acid that is commonly used in the synthesis of proteins. It is an essential amino acid precursor for the formation of serotonin, melatonin, and vitamin B3. | CAS: 54-12-6 | C11H12N2O2 | 204.23 g/mol

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Catalog number L05936.22

also known as L05936-22

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Quantity:

100 g

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Chemical Identifiers

CAS54-12-6

IUPAC Name2-amino-3-(1H-indol-3-yl)propanoic acid

Molecular FormulaC11H12N2O2

InChI KeyQIVBCDIJIAJPQS-UHFFFAOYSA-N

SMILESNC(CC1=CNC2=CC=CC=C12)C(O)=O

Specifications

Specification Sheet

Appearance (Color)White to cream or pale yellow

FormPowder or crystalline powder

Assay (Non-aqueous acid-base Titration)≥98.5 to ≤101.5%

Identification (FTIR)Conforms

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

Suitable for battery materials development.

General Description

• DL-Tryptophan is an α-amino acid, and an essential amino acid precursor of serotonin, melatonin, and vitamin B3

Application

• DL-Tryptophan shows antioxidant activity• It has a role as a Daphnia magna metabolite

• It has been explored in in vitro studies to evaluate the antimicrobial and immunoregulatory functions on indoleamine 2,3-dioxygenase

• It has been used as a medium supplement in Psilocybe atrobrunnea and Psilocybe serbica for the synthesis of compounds

• It can be used as a medium supplement for culturing yeast

RUO – Research Use Only

General References:

Nayak BN, Buttar HS. Evaluation of the antioxidant properties of tryptophan and its metabolites in in vitro assay. J Complement Integr Med. 2016, 13, (2), 129-36.
Kent K. Stewart and Robert F. Doherty. Resolution of DL-Tryptophan by Affinity Chromatography on Bovine-Serum Albumin-Agarose Columns. Current Issue.1973,70 (10), 2850-2852.
H. R. Snyder; Curtis W. Smith. A Convenient Synthesis of dl-Tryptophan. J. Am. Chem. Soc.1944,66 (3), 350-351.
Schmidt SK, Siepmann S, Kuhlmann K, Meyer HE, Metzger S, Pudelko S, Leineweber M, Däubener W. Influence of tryptophan contained in 1-Methyl-Tryptophan on antimicrobial and immunoregulatory functions of indoleamine 2,3-dioxygenase. PLoS One. 2012, 7, (9), e44797.
Lenz C, Sherwood A, Kargbo R, Hoffmeister D. Taking Different Roads: l-Tryptophan as the Origin of Psilocybe Natural Products. Chempluschem. 2021, 86, (1), 28-35.