Question

Give reason
(a)Pyridine is advised to be used to get ethyl benzoate from phenol and acetyl chloride.
(b)ortho para directing groups generally produce para product in larger quantity.
(c )Reaction rate decreases on lowering pH of reaction between acetone and
phenylhydrazine.

Answer 1

Answer:

C-H Transformation in the Position a to Polar Functional Groups

C-H Transformation in the Allylic and Benzylic Positions

C-H Transformation at Functionalized Alkanes via Palladacycles

CH Transformation at Functionalized Alkanes via Cyclometalated Complexes

Answer 2

Answer:

(b)ortho para directing groups generally produce para product in larger quantity.