D-Tryptophan, >=98.0% (HPLC)

D-Tryptophan, >=98.0% (HPLC)

Application

D-Tryptophan can be used for Human embryonic kidney cell (HEK-293, ATCC: CRL-1573) culture.The product is a sweetener used to study the release of incretins from enteroendocrine cells triggered by sugar but not by sweeteners.

D-Tryptophan has been used to study its efficacy on dispersing biofilm in dental unit waterlines (DUWLs) in vitro.

Biochem/physiol Actions

Low level of D-tryptophan is capable of preventing the growth of anL-tryptophan-requiring mutant of theE. coli.

General description

Tryptophan is one of the essential and standard amino acids present in the body. It is used by the cells to produce proteins.

Other Notes

Tandem Mass Spectrometry data independently generated by Scripps Center for Metabolomics is available to view or download in PDF. T9753.pdf Tested metabolites are featured on Scripps Center for Metabolomics METLIN Metabolite Database. To learn more, visit sigma.com/metlin.

Unnatural isomer of tryptophan.

Packaging

100 g in glass bottle

100 mg in poly bottle

25 g in poly bottle

1, 5 g in glass bottle

No detailed specifications are available for this product.

There are no downloads for this product.

Code Description Colour Quality Level mp InChI key InChI Manufacturer Form Assay Price Quantity
3593807 D-Tryptophan, >=98.0% (HPLC) white to off-white 200 282-285 °C (dec.) (lit.) QIVBCDIJIAJPQS-SECBINFHSA-N 1S/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-/m1/s1 SIGMA-ALDRICH powder ≥98.0% (HPLC)
£745.07 (exc VAT) per 100G
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3593808 D-Tryptophan, >=98.0% (HPLC) white to off-white 200 282-285 °C (dec.) (lit.) QIVBCDIJIAJPQS-SECBINFHSA-N 1S/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-/m1/s1 SIGMA-ALDRICH powder ≥98.0% (HPLC)
£267.36 (exc VAT) per 25G
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3593809 D-Tryptophan, >=98.0% (HPLC) white to off-white 200 282-285 °C (dec.) (lit.) QIVBCDIJIAJPQS-SECBINFHSA-N 1S/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-/m1/s1 SIGMA-ALDRICH powder ≥98.0% (HPLC)
£73.01 (exc VAT) per 5G
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