104518-77-6

Upstream product

• 104518-74-3 (2S,10R)-1,2-isopropylidenedioxy-7-methoxycarbonyl-10-tetrahydropyranyloxyundecan-6-one 
• 104518-75-4 (2S,10R)-1,2-isopropylidenedioxy-10-tetrahydropyranyloxyundecan-6-one 
• 104518-73-2 methyl (S)-7,8-isopropylidenedioxy-3-oxooctanoate 
• 104596-86-3 (E,E)-(2S,6S,8R)-(8-methyl-1,7-dioxaspiro<5.5>undecan-2-yl)methanol 
• 98-59-9 p-toluenesulfonyl chloride 

Relevant academic research and scientific papers

ENHANCEMENT OF OPTICAL PURITY OF A PRODUCT BY REMOVING UNWANTED DIASTEREOMERS IN THE COURSE OF A CHIRAL SYNTHESIS: NEW SYNTHESIS OF THE STEREOISOMERS OF 2,8-DIMETHYL-1,7-DIOXASPIROUNDECANE, THE PHEROMONE OF ANDRENA WILKELLA

(2R,6S,8R)-, (2S,6R,8S)- and (2R,6R,8S)-2,8-dimethyl-1,7-dioxaspiroundecanes were synthesized, and their specific rotations and optical purities were discussed.