Propose a mechanism for the bromination of ethoxybenzene to give p-bromoethoxybenzene.
Propose a mechanism for the bromination of ethoxybenzene to give p-bromoethoxybenzene.
Propose a detailed mechanism for the allylic bromination of the following.
give the products for the following reactions; propose a mechanism
to explain the formations of each
1. Give the products for the following reactions, propose a mechanism to explain the formation of each: HCI ? (а) HCI ? но ? (b) (c) HB: ? HB ? HBF ?
Propose a mechanism for the following reaction and give the 1H NMR spectra for the reactant and product.
5. (a) Propose a mechanism for the reaction of 2-bromopyridine with sodium amide to give 2- aminopyridine (b) When 3-bromopyridine is used in this reaction, stronger reaction conditions are required to give a mixture of 3-aminopyridine and 4-aminopyridine results. Propose a mechanism which explains this curious result 6. Show the formation of the following reduction products, if the reaction proceeds. If not, propose a different reagent to reduce the starting material! NaBH, (b) NaBH4 KOH OH 1.) LAIH 2.) H,00...
8. (i) Propose a product for the following reaction below and give a mechanism for its formation: 2. K 2HN (ii) Provide a muti-step mechanism for the following reaction: 0 0 CI OCH (ii) The product morpholine is synthesised as shown. Give a mechanism for each of the steps: NHt +
8. Propose a mechanism for the nitration of anisole to give ortho and para nitroanisole. (10 pts) OCH HNO3 H2SO4
(10 pts) Give the product (s) of the following reaction and propose a mechanism. 4. H2NNH2, H (cat.)
1. Give the products and draw the mechanism for the following: H20, H+ 2. Propose a synthesis for the following. Draw out the product after each step. o- 3. Give the necessary starting materials CN - 0
According to the mechanism of bromination discussed in lecture, what is the intermediate's structure of the following reaction? (0.25 pt) + Br-Br The intermediate structure is in this box: 9b. According to the mechanism, what is the intermediate's structure of the following reaction? (0.25 p) Br W + Br-Br - The intermediate structure is in this box:
discuss the relevant bromination mechanism, in steps
please