allyl 6 o camphanate myo inositol 1b 37 5 g 100 u03b1 d 16 5 u00b0 c 1 5 chcl 3 to 14 2 g 25 3 mmol of 1d 1 2 4 5 di o cyclohexylidene 3 o allyl 6 o camphanate myo inositol 1b 500 ml ether 500 ml ethanol 100 mg 0 29 mmol of tetrabutyl ammonium hydrogen sulfate and 3 35 g 79 8 mmol lithium hydroxide in 30 ml dh 2 o from a dropping funnel were added reaction was left at r t overnight tlc solvent ch 2 cl 2 ether 95 5 showed reaction was complete ether and ethanol were evaporated residue was extracted dried filtered and concentrated crude reaction was passed through a short column eluted with chcl 3 gave pure 1d 1 2 4 5 di o cyclohexylidene 3 o allyl myo inositol 1 9 6 g 100 u03b1 d 9 5 u00b0 c 1 0 chcl 3 to a solution of 8 64 g 23 mmol of 1d 1 2 4 5 di o cyclohexylidene 3 o allyl myo inositol 1 in 180 ml dmf 3 2 g 80 mmol 40 oil nah and 4 ml 33 6 mmol from a dropping funnel benzyl bromide were added under n 2 at 0 5 u00b0 c reaction was left at r t overnight tlc solvent hexane ethyl acetate 80 20 showed reaction was complete excess nah was destroyed.