The solubility of this product in DMSO has not been tested. A 200 mM stock solution can be prepared using ethanol, methanol, and 2-propanol. It is known to have 100 mM solubility in DMSO. The product is insoluble in aqueous solutions. Stock solutions of PMSF in 100% isopropanol are stable for at least 9 months at 15 to 25 °C. Storing in a desiccator may be useful.
P7626
Fluoruro de fenilmetansulfonilo
powder, ≥98.5% (GC)
Sinónimos:
αFluoruro de α-toluenosulfonilo, Fluoruro de bencilsulfonilo, Fluoruro de fenilmetilsulfonilo, PMSF
About This Item
Productos recomendados
Nombre del producto
Fluoruro de fenilmetansulfonilo, ≥98.5% (GC)
origen biológico
synthetic
Nivel de calidad
Ensayo
≥98.5% (GC)
Formulario
powder
mp
91-94 °C
solubilidad
dry solvents (ethanol, methanol, and 2-propanol): 200 mM (Stock solution are stable for months at 4°C.)
H2O: unstable
cadena SMILES
FS(=O)(=O)Cc1ccccc1
InChI
1S/C7H7FO2S/c8-11(9,10)6-7-4-2-1-3-5-7/h1-5H,6H2
Clave InChI
YBYRMVIVWMBXKQ-UHFFFAOYSA-N
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Descripción general
Aplicación
Las características y beneficios generales observados del PMSF son:
- Inhibe las proteasas de serina como la tripsina y la quimiotripsina
- Inhibe también las proteasas de cisteína (reversible por tioles reducidos) y la acetilcolinesterasa de mamíferos
- No es tan eficaz ni tan tóxico como el DFP
- Concentración efectiva 0.1-1 mM
- Semivida = 1 h a pH 7,5
Acciones bioquímicas o fisiológicas
Producto relacionado
Palabra de señalización
Danger
Frases de peligro
Consejos de prudencia
Clasificaciones de peligro
Acute Tox. 3 Oral - Skin Corr. 1B
Código de clase de almacenamiento
6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials
Clase de riesgo para el agua (WGK)
WGK 3
Punto de inflamabilidad (°F)
Not applicable
Punto de inflamabilidad (°C)
Not applicable
Equipo de protección personal
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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Protocolos
Thrombin is an endolytic serine protease that selectively cleaves the Arg–Gly bonds of fibrinogen to form fibrin and release fibrinopeptides A and B.
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Can this PMSF powder be dissolved in DMSO, and if yes, then to what concentration where and how to store the reconstituted vial?
1 answer-
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At what temperature should the stock Product P7626, Phenylmethanesulfonyl fluoride (PMSF), be stored?
1 answer-
A 200 mM PMSF solution in dry solvent has been reported to remain active for at least 9 months at
2-8 °C. 100 mM PMSF solutions in isopropanol may be stored at –20 °C for several months. For more information please view the Product Data Sheet: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/product/documents/348/427/p7626pis-ms.pdfHelpful?
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What is the effective amount of Product P7626, Phenylmethanesulfonyl fluoride (PMSF), to be used?
1 answer-
The effective concentration range is 0.1-1 mM. A final concentration of 5 mM was used for proteinase K inhibition.
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How should Product P7626, Phenylmethanesulfonyl fluoride (PMSF), solutions be prepared?
1 answer-
Stock solutions of 100-200 mM can be prepared in anhydrous isopropanol or anhydrous absolute ethanol. PMSF is unstable in the presence of water.
Helpful?
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What does Product P7626, Phenylmethanesulfonyl fluoride (PMSF), inhibit?
1 answer-
PMSF is a serine protease inhibitor, inhibiting the activity of enzymes such as thrombin, trypsin, papain, chymotrypsin and proteinase K. It also inhibits mammalian acetylcholinesterases.
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What is the Department of Transportation shipping information for this product?
1 answer-
Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product.
Helpful?
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How should stock solutions of Product P7626, Phenylmethanesulfonyl fluoride (PMSF), be stored?
1 answer-
A 200 mM solution in dry solvent is stable for at least 9 months when stored at 2-8°C.
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