Predict the products of the following reactions. (a) CH3CH2CH2CH2C'N + CH3CH2MgBr, then H3O+ (b) CH3CH2CH2CH2C'N + DIBAL-H,

Question:

Predict the products of the following reactions.
(a) CH3CH2CH2CH2C'N + CH3CH2MgBr, then H3O+
(b) CH3CH2CH2CH2C'N + DIBAL-H, then H3O+
(c) Benzyl bromide + sodium cyanide
(d) Product of (c) + cyclopentylmagnesium bromide, then acidic hydrolysis
(e) Product of (c) + DIBAL-H, then hydrolysis