(a) Give the mechanism for the following reaction and explain any regioselectivity observed. CF3 O OH of=-6 OMe NaOH 350 °C OMe

V. @Given the following mechanism fer me Y OCHS NaOH reaction show the detailed conversion of A to B •OCN3 CH3OH. OH (A) (B) c Ⓒ using the same detailed mechanism instead of cyclonexare ring as shown in product. B, propose and fer a product wil a cyclopentane ning instead of a cyclohexane viny. Ⓒ Exploumpand I with why campand (B) is preferred over the campanay campand with a cyclopentake ring..

complete the following syntheses

( give handwriiten mechanism step by step )

For each compound, give the product(s) expected from (1) HgSO4>H2SO4@catalyzedhydration and (2) hydroboration–oxidation.(a) hex-1-yne

Propose a reagent for the conversion of (G) to racemethorphan

Qz formulate clearly the mechanism for euch of the following reactionsi. a) Alky lation for benZaldehnde:

At what position, and on what ring, would you expect the following substances to undergo electrophilic substitution? (a) oa CH3 (c) (b) H N. ota (d) Br CI "sa "or" CH3

please help with the following organic chem question

vi) please