868668-26-2

Upstream product

• 868668-25-1 (2R,4S)-7-(tert-butyldimethylsilyloxy)-1-(p-methoxybenzyloxy)-2-methyl-4-heptanediol 
• 556-56-9 allyl iodid 
• 259198-98-6 (4S,6R)-7-(p-methoxybenzyloxy)-6-methylhept-1-en-4-ol 
• 18162-48-6 tert-butyldimethylsilyl chloride 
• 868668-36-4 (4S,6R)-7-(p-methoxybenzyloxy)-6-methyl-1,4-heptanediol 

Downstream Products

• 868668-38-6 (4S,6R)-4-allyloxy-7-(p-methoxybenzyloxy)-6-methyl-1-heptanal 
• 868668-23-9 (2R,6S)-2-allyl-6-[(2R)-3-{p-methoxybenzyloxy}-2-methylpropyl]tetrahydropyran-3-one 
• 868668-40-0 (2R,3SR,6S)-2-allyl-6-[(2R)-3-(p-methoxybenzyloxy)-2-methylpropyl]tetrahydropyran-3-ol 
• 868668-27-3 (4S,6R)-4-allyloxy-7-(p-methoxybenzyloxy)-6-methylheptanoic acid 
• 868668-24-0 (5S,7R)-5-allyloxy-1-diazo-8-(p-methoxybenzyloxy)-7-methyl-2-octanone 
• 868668-30-8 (2R,6S)-2-(2-Hydroxy-ethyl)-6-[(R)-3-(4-methoxy-benzyloxy)-2-methyl-propyl]-tetrahydro-pyran-3-ol 
• 868668-29-5 {(2R,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-[(R)-3-(4-methoxy-benzyloxy)-2-methyl-propyl]-tetrahydro-pyran-2-yl}-acetaldehyde 
• 868668-28-4 {(2R,6S)-2-Allyl-6-[(R)-3-(4-methoxy-benzyloxy)-2-methyl-propyl]-tetrahydro-pyran-3-yloxy}-tert-butyl-dimethyl-silane 
• 868668-31-9 (2R,6S)-2-[2-(tert-butyldimethylsilyloxy)ethyl]-6-[(2R)-3-(p-methoxybenzyloxy)-2-methylpropyl]tetrahydropyran-3-one 
• 868668-42-2 (2R,6S)-2-[2-(tert-Butyl-dimethyl-silanyloxy)-ethyl]-6-[(R)-3-(4-methoxy-benzyloxy)-2-methyl-propyl]-tetrahydro-pyran-3-ol 
• 868668-41-1 2-{(2R,6S)-3-(tert-Butyl-dimethyl-silanyloxy)-6-[(R)-3-(4-methoxy-benzyloxy)-2-methyl-propyl]-tetrahydro-pyran-2-yl}-ethanol 
• 868668-33-1 trifluoro-methanesulfonic acid 2-[2-(tert-butyl-dimethyl-silanyloxy)-ethyl]-6-[3-(4-methoxy-benzyloxy)-2-methyl-propyl]-5,6-dihydro-2H-pyran-3-yl ester 
• 445306-73-0 (2R,6S)-tert-butyl-(2-{6-[(2R)-3-(4-methoxybenzyloxy)-2-methylpropyl]-5,6-dihydro-2H-pyran-2-yl}-ethoxy)-dimethylsilane 
• 868668-37-5 (4S,6R)-4-allyloxy-7-(p-methoxybenzyloxy)-6-methyl-1-heptanol 

Relevant academic research and scientific papers

Stereoselective synthesis of C3-C12 dihydropyran portion of antitumor laulimalide using copper-catalyzed oxonium ylide formation-[2,3] shift

Copper-catalyzed oxonium ylide formation-[2,3] shift of (5S,7R)-5-allyloxy-1-diazo-8-(p-methoxybenzyloxy)-7-methyl-2-octanone (3) proceeded in tetrahydrofuran-dichloromethane (4 : 1) under reflux with an excellent stereoselectivity (97 : 3) to give (2R,6S