91273-91-5

Upstream product

• 22435-60-5 D-arabino-4,6-dideoxy-hexose 
• 91273-90-4 2-(p-tolylsulfonyl)ethyl (2E,4R,5R,7R)-4,5,7-trihydroxy-2-octenoate 
• 77-76-9 2,2-dimethoxy-propane 
• 67-64-1 acetone 
• 55338-33-5 methyl 4,6-dideoxy-α-D-arabino-hexopyranoside 
• 29325-32-4 D-xylo-4,6-dideoxy-hexose 
• 38634-36-5 (p-toluenesulfonylethoxy carbonylmethylene) triphenylphosphorane 
• 91273-90-4 (E)-(4R,5R,7R)-4,5,7-Trihydroxy-oct-2-enoic acid 2-(toluene-4-sulfonyl)-ethyl ester 
• 20585-18-6 methyl 4,6-dideoxy-α-D-glucopyranoside 
• 91273-90-4 (E)-(4S,5S,7R)-4,5,7-Trihydroxy-oct-2-enoic acid 2-(toluene-4-sulfonyl)-ethyl ester 

Downstream Products

• 133463-55-5 2-(p-Toluenesulfonyl)ethyl (4S,5S,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate 
• 133522-14-2 2-(p-Toluenesulfonyl)ethyl (4R,5R,7R)-7-hydroxy-(4,5-dimethylmethylene)dioxyoctanoate 
• 133522-15-3 2-(p-tolylsulfonyl)ethyl (10E,4R,5R,7R,13S)-13-t-butyldimethylsiloxy-4,5-isopropylidenedioxy-7-methyl-9-oxo-8-oxa-10-tetradecenoate 
• 91282-43-8 (E)-(S)-5-(Tetrahydro-pyran-2-yloxy)-hex-2-enoic acid (R)-2-((4R,5R)-2,2-dimethyl-5-{(E)-2-[2-(toluene-4-sulfonyl)-ethoxycarbonyl]-vinyl}-[1,3]dioxolan-4-yl)-1-methyl-ethyl ester 
• 133463-56-6 2-(p-tolylsulfonyl)ethyl (10E,4S,5S,7R,13S)-13-t-butyldimethylsiloxy-4,5-isopropylidenedioxy-7-methyl-9-oxo-8-oxa-10-tetradecenoate 
• 133522-16-4 2-(p-tolylsulfonyl)ethyl (10E,4S,5S,7R,13R)-13-t-butyldimethylsiloxy-4,5-isopropylidenedioxy-7-methyl-9-oxo-8-oxa-10-tetradecenoate 

Relevant academic research and scientific papers

Formal total synthesis of grahamimycin A1

(S)-t-Butyldimethylsiloxy-2-hexenoic acid and its (R)-isomer were prepared from (S)- and (R)-3-hydroxybutanoic acid esters, respectively. Condensation of the both isomers with 2-(p-toluenesulfonyl)ethyl (4S,5S,7R)-7-hydroxy-4,5-dimethylmethylenedioxyoctan

PREPARATION OF O-1 - C-6 AND O-7 - C-14 FRAGMENTS OF COLLETODIOL

(5S,2E)-5-Tetrahydropyranyloxy-2-hexenoic acid and p-toluenesulfonylethyl (4R,5R,7R,2E)-7-hydroxy-4,5-dimethylmethylenedioxy-2-octenoate were prepared from ethyl acetoacetate and D-glucose, respectively.