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Documentos clave

A2487

Sigma-Aldrich

Cotrimoxazole, Ready Made Solution

100 mg/mL in DMSO

Sinónimos:

Trimethoprim-Sulfamethoxazole, TMP-SMX

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About This Item

Fórmula empírica (notación de Hill):
C14H18N4O3 · 5 C10H11N3O3S
Número de CAS:
Peso molecular:
1556.71
Número MDL:
Código UNSPSC:
51102829
NACRES:
NA.85

Formulario

liquid

Nivel de calidad

concentración

100 mg/mL in DMSO

color

colorless to faint yellow

espectro de actividad antibiótica

Gram-negative bacteria
Gram-positive bacteria
fungi
parasites

Modo de acción

DNA synthesis | interferes

Condiciones de envío

dry ice

temp. de almacenamiento

−20°C

cadena SMILES

[S](=O)(=O)(Nc4n[o]c(c4)C)c3ccc(cc3)N.Nc1nc(c(cn1)Cc2cc(c(c(c2)OC)OC)OC)N

InChI

1S/C14H18N4O3.C10H11N3O3S/c1-19-10-5-8(6-11(20-2)12(10)21-3)4-9-7-17-14(16)18-13(9)15;1-7-6-10(12-16-7)13-17(14,15)9-4-2-8(11)3-5-9/h5-7H,4H2,1-3H3,(H4,15,16,17,18);2-6H,11H2,1H3,(H,12,13)

Clave InChI

WZRJTRPJURQBRM-UHFFFAOYSA-N

Aplicación

Cotrimoxazole has been used as an antimicrobial agent.

Acciones bioquímicas o fisiológicas

Cotrimoxazole, a combination of trimethoprim and sulfamethoxazole, interferes with the cellular metabolism of folic acid in the bacterial cell by blocking the biosynthesis of nucleotides. Trimethoprim binds to dihydrofolate reductase (DHFR) which inhibits the reduction of dihydrofolic acid (DHF) to tetrahydrofolic acid (THF), resulting in an antimicrobial effect. Sulfamethoxazole interferes with the synthesis of nucleic acids in sensitive microorganisms by blocking the conversion of p-aminobenzoic acid to the coenzyme dihydrofolic acid. The net effect of these actions is to inhibit thymidine synthesis which prevents bacterial DNA synthesis.

Envase

1ml

Nota de preparación

prepared using a 1:5 mixture of trimethoprim:sulfamethoxazole

Otras notas

Keep container tightly closed in a dry and well-ventilated place.

Pictogramas

Health hazard

Palabra de señalización

Warning

Frases de peligro

Clasificaciones de peligro

Aquatic Chronic 3 - Repr. 2

Código de clase de almacenamiento

12 - Non Combustible Liquids

Clase de riesgo para el agua (WGK)

WGK 2

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable


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