D-alanina, 99 %

Name: D-alanina, 99 %
SKU: A10231.06

CAS: 338-69-2 | C3H7NO2 | 89.09 g/mol

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5 g

25 g

100 g

Número de catálogo A10231.06

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5 g

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Identificadores químicos

CAS338-69-2

IUPAC Name(2R)-2-aminopropanoic acid

Molecular FormulaC3H7NO2

InChI KeyQNAYBMKLOCPYGJ-UWTATZPHSA-N

SMILESC[C@@H](N)C(O)=O

Especificaciones Specification Sheet

Hoja de especificaciones

Appearance (Color)White to pale cream

FormCrystalline powder or powder

Assay (Titration)≥98.5 to ≤101.5% (Dried basis) (U.S. specification)

Assay (Non-aqueous acid-base Titration)≥98.5 to ≤101.5% (non-U.S. specification)

CommentPurchased in the U.S. and in other countries

D-Alanine is essential for the biosynthesis of peptidoglycan crosslinking sub-units that are used for bacterial cell walls.

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.

Aplicaciones
La D-alanina es esencial para la biosíntesis de las subunidades entrecruzadoras de peptidoglicanos que se utilizan para las paredes celulares bacterianas.

Solubilidad
Soluble en agua (155 mg/ml a 20 °C), etanol (ligeramente) y piridina (ligeramente). Insoluble en éter y acetona.

Notas
Almacenar en condiciones frescas y secas, en recipientes bien sellados. Agentes muy oxidantes.

RUO – Research Use Only

General References:

Kazuo Izaki; Michio Matsuhashi; and Jack L. Strominger. Biosynthesis of the Peptidoglycan of Bacterial Cell Walls XIII. Peptidoglycan Transpeptidase And D-Alanine Carboxypeptidase: Penicillin-Sensitive Enzymatic Reaction In Strains Of Escherichia Coli. The Journal of Biological Chemistry. 1968, 243,3180-3192.
Timothy D. H. Bugg; Sylvie Dutka-Malen; Michel Arthur; Patrice Courvalin; Christopher T. Walsh. Identification of vancomycin resistance protein VanA as a D-alanine:D-alanine ligase of altered substrate specificity. Biochemistry. 1991, 30,(8), 2017-2021.