CHM4272_HW_1_Solutions

CHM4272_HW_1_Solutions - L .- a - t tol- CNkt. tA3 CH3 H C...

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Unformatted text preview: L .- a - t tol- CNkt. tA3 CH3 H C CI HO OH CHM 4272 Homework #1 Spring 2011 I. Give the monomers required to form the following polymers, or the polymers which form from the reaction of the given monomers. Classify the polymerizations as to whether they are step-growth, chain growth, or ring-opening. Classify the polymers as to whether they are condensation or addition types. (a) (b) o t A e f (d) n- / 0 • . / — * 0 - - I X ' " e s, (e) k ee l C " A e v, ca-.4 n •)-- loke. 0 sok e 0 / J I o A,A 0 ... ? ), 2 . (1111ni FM) (a) Give a mechanism that shows how phenol can be reacted with formaldehyde in a solution of KOH to produce a trimethylolphenol. C D t - N -'----C -. 0 - 2 t 1 c)- 1- ) lc-v. p t " [-,_ -- ...— , - ..- --- 1 - I i ‘c-- 4 ? t 1- 6----) c _1 46 1 - - - - :- 1 t 1 11 1-13- - CIA 1,1D "2— • Y ree- 1 l ofki—, ?1..1"s..).."_1 10 v " c . . r • . C le, . 4 e% c 4 ) C V .) % 7 , — (For two points you can buy the structure of phenol and formaldehyde.) 1-f J'1—...
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This note was uploaded on 05/29/2011 for the course CHM 4272 taught by Professor Reynolds during the Spring '11 term at University of Florida.

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CHM4272_HW_1_Solutions - L .- a - t tol- CNkt. tA3 CH3 H C...

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