Draw the structures of the starting material and the four missing intermediates.онH2O2, H2SO4, MeOHallyl bromide, K½CO3acetone, reflux(97%)MeOOMe(99%)ÒMeОз. Осм, МеОн, -78°Сthen Me,sDMF, 190 °CBnBr, K2CO3acetone(99%)(93%)(78%)BrOBnNBS, DCM (95%)MeoOMeÓMe

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Draw the structures of the starting material and the four missing intermediates. OH allyl bromide, K2CO3 acetone, reflux H2O2, H2SO4, MeOH (97%) MeO OMe (99%) ÓMe Оз. Dсм, МеОн, -78°С then Me,S DMF, 190 °C BnBr, K2CO3 (93%) acetone (78%) (99%) Br- OBn NBS, DCM (95%) Meo OMe OMe

Draw the structures of the starting material and the four missing intermediates. OH allyl bromide, K2CO3 acetone, reflux H2O2, H2SO4, MeOH (97%) MeO OMe (99%) ÓMe Оз. Dсм, МеОн, -78°С then Me,S DMF, 190 °C BnBr, K2CO3 (93%) acetone (78%) (99%) Br- OBn NBS, DCM (95%) Meo OMe OMe

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter18: Ethers And Epoxides; Thiols And Sulfides

Section18.SE: Something Extra

Problem 62GP: The Zeisel method is an old analytical procedure for determining the number of methoxyl groups in a...

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Question

Draw the structures of the starting material and the four missing intermediates.
он
H2O2, H2SO4, MeOH
allyl bromide, K½CO3
acetone, reflux
(97%)
MeO
OMe
(99%)
ÒMe
Оз. Осм, МеОн, -78°С
then Me,s
DMF, 190 °C
BnBr, K2CO3
acetone
(99%)
(93%)
(78%)
Br
OBn
NBS, DCM (95%)
Meo
OMe
ÓMe

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