724442-40-4

Upstream product

• 4858-85-9 2,3-dichloropyrazine 
• 6961-82-6 2-chlorobenzenesulfonamide 

Downstream Products

• 724443-99-6 2-chloro-N-{3-[4-(chloromethyl)phenyl]pyrazin-2-yl}benzene-sulfonamide 
• 724443-23-6 2-chloro-N-{3-[4-(hydroxymethyl)phenyl]pyrazin-2-yl} benzene sulfonamide 

Relevant academic research and scientific papers

METHOD FOR PREPARING SUBSTITUTED N-(3-AMINO-QUINOXALIN-2-YL)-SULFONAMIDES AND THEIR INTERMEDIATES N-(3-CHLORO-QUINOXALIN-2-YL)SULFONAMIDES

The present invention provides a new synthesis for preparing N-(3-amino-quinoxalin-2-yl)-sulfonamides of general formulae (I) or (I') and intermediates sulfonamides of formula (II) or (II'):

2,3 SUBSTITUTED PYRAZINE SULFONAMIDES

The present invention is related to the use of 2,3 substituted pyrazine sulfonamides of formula (I) for the treatment and/or prevention of allergic diseases, inflammatory dermatoses and other diseases with an inflammatory component. Specifically, the pres