A turn-on fluorescent probe for hydrogen sulfide; ex/em = 323/445 nm

7-(2,4-Dinitrophenoxy)-4-methyl-2H-chromen-2-one – 5 mg

Brand:
Cayman
CAS:
314742-00-2
Storage:
-20
UN-No:
Non-Hazardous - /

7-(2,4-Dinitrophenoxy)-4-methyl-2H-chromen-2-one is a turn-on fluorescent probe for the detection of hydrogen sulfide (H2S).{51047} 7-(2,4-Dinitrophenoxy)-4-methyl-2H-chromen-2-one undergoes thiolysis by hydrogen sulfide (HS1-). It displays excitation/emission maxima of 323/445 nm, respectively, in DMSO and its fluorescence intensity increases in the presence of sulfur-containing molecules.{51048,51049,51047} 7-(2,4-Dinitrophenoxy)-4-methyl-2H-chromen-2-one is selective for sulfur-containing molecules, including cysteine, glutathione (GSH), homocysteine, and selenocysteine and is not cytotoxic up to a concentration of 150 µg/ml.{51047,51048}  

 

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SKU: 28472 - 5 mg Category:

Description

A turn-on fluorescent probe for hydrogen sulfide; ex/em = 323/445 nm, respectively, in DMSO and fluorescence intensity increases in the presence of sulfur-containing molecules; selective for sulfur-containing molecules, including cysteine, GSH, homocysteine, and selenocysteine; not cytotoxic up to a concentration of 150 µg/ml

Formal name: 7-(2,4-dinitrophenoxy)-4-methyl-2H-1-benzopyran-2-one

Synonyms: 

Molecular weight: 342.3

CAS: 314742-00-2

Purity: ≥98%

Formulation: A crystalline solid

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