79504-09-9

Upstream product

• 79504-18-0 1-methylsulphonyl-3-(1-O-methylsulphonyl-2,3:4,5-di-O-isopropylidene-D-ido-pentahydroxypentyl)pyrazole 
• 79504-17-9 1-methylsulphonyl-3-(1-O-methylsulphonyl-2,3:4,5-di-O-isopropylidene-D-gulo-pentahydroxypentyl)pyrazole 
• 79504-19-1 1-benzoyl-3-(1-O-benzoyl-2,3:4,5-di-O-isopropylidene-D-gulo-pentahydroxypentyl)pyrazole 
• 79504-06-6 1-(2,4-dinitrophenyl)-3-(2,3:4,5-di-O-isopropylidene-D-gulo-pentahydroxypentyl)pyrazole 
• 79519-72-5 1-(2,4-dinitrophenyl)-3-(1-O-methylsulphonyl-2,3:4,5-di-O-isopropylidene-D-gulo-pentahydroxypentyl)pyrazole 
• 67642-42-6 2,3,5,6-di-O-isopropylidene-D-gulono-1,4-lactone 
• 79504-20-4 3-(1-O-benzoyl-2,3:4,5-di-O-isopropylidene-D-gulo-pentahydroxypentyl)pyrazole 
• 76491-05-9 3⁽⁵⁾-(1,2:3,4-di-O-isopropylidene-D-pentahydroxypentyl)pyrazole 
• 76491-04-8 3-(2,3:4,5-di-O-isopropylidene-D-gulo-pentahydroxypentyl)pyrazole 
• 79504-07-7 1-(2,4-dinitrophenyl)-3-(α-D-xylofuranosyl)pyrazole 
• 67-64-1 acetone 
• 79504-10-2 3-(2,3:4,5-di-O-isopropylidene-1-oxo-D-xylo-tetrahydroxypentyl)pyrazole 
• 79504-11-3 3-(2,3:4,5-di-O-isopropylidene-D-ido-pentahydroxypentyl)pyrazole 
• 79504-05-5 1,2-dideoxy-1,1,2,2-tetradehydro-4,5:7,8-di-O-isopropylidene-D-gulo-oct-3-ulose 

Relevant academic research and scientific papers

C-Nucleoside Studies. Part 12. Synthesis of 3-α- and 3-β-(D-Xylofuranosyl)pyrazoles

3-(2,3:4,5-Di-O-isopropylidene-D-gulo-pentahydroxypentyl)pyrazole (13) was prepared in four steps (45percent overall yield) from D-gulonolactone (9).Treatment with 1-fluoro-2,4-dinitrobenzene and triethylamine followed by reaction with methanesulphonyl ch