c237_ch4-6_packetA_key - 5 . Give the maior organic product...

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5. Give the maior organic product of the following E2 reactions (a> (b) (c) as - _--- - - / '. I L-'- d' , I &+H-d -~VW&? I I 1 Br EtONa (CH3)2CHCHBrCH-,CHlCH3 - EtOH a EtONa
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CHEM 237 - SECW HOUR EXAM NAME Page 2. In each of the following ans sf or mat ions one or more carbeniurn ion intermediate is formed. Give the structure of each one.
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CHEM 237 - SECOND HOUR EXAM NAME Page 3. Write the compound of moIecular formula C7H13Br that gives each alkene shown as thv?xciusive -- - product of E2 elimination. I Bv 4. Which of the isomeric pentanols is most reactive towards acid to yield an alkene? Which C5H1 1Br '' isomer ismosc reactive towards iodide to yield a substitution product? In each case, write the product. I ZE - R-0t-r R -= ------7 fz-1
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2 Give the maiar organic product of each of the following reactions
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CHEM 237U 2ND HOUR EXAM PAGE 6 NAME 5. (Continued) Give the major pr~anic aroduci of the following reactions: 0 Q3 ll (j) cls-CH CH=CHCH3 --+ 3 . . n 01 Zn zdtlyc-tj (k) trans-CHjCH=C.ttCH3 - a;s - E~ON~ (I) (CH3)2CHCHBrCH2CH3 ------+ CLfl3~ L=W-L~~&~ c12 ../I\ q -3 A chlorohydrin - - / - \,-ot-j H20 \ ce bv
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4. Show the products for the following reactions. Indicate major or minor products, if more than one product is formed. HCI cB 1 3-methyl- 1-butene d3-c~-~-c+tS 1 &/w- 744-w3 ma cff3 c~.tp. .3-bt. .) (~iuerL> HBr trans-2-pentene -- ---- ------- > e43 f12--~~-%@% -+ CC~-" -+Lw2c43 \ 43 I 'C=C . - . no ycfkrk, gi H C--9
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6 CHEM~~~ Practice Exam 3 4. (25) Show the products for the following reactions. Give the mechanism (SN~, SN~, El, or E2) by which each product is formed and indicate whether it is a major or rninor'product.
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This note was uploaded on 12/15/2009 for the course CHEMISTRY 237 taught by Professor Anderson during the Spring '09 term at University of Washington.

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c237_ch4-6_packetA_key - 5 . Give the maior organic product...

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