Question 17 Predict the FINAL (?) product (or a mixture of products) for the following synthetic transformation: two enantiomers 1) PhMgCl 2) H₂O 1.03 2. Me₂S ? .CI 1) NaNH, (excess) 2) H₂O H2SO4, H₂O HgSO4 1) n-BuLi 2) Br CI منه ABCD 000 ов OD B 0 H2 Lindlar's catalyst D

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In each reaction box, place the best reagent and conditions from the list provided. 1) Br 2) 3) 4) DEET (the active ingredient in over the counter insect repellant) 5) Answer Bank Mg, Et,0 HN(CH, CH, ), (1 equiv.) H,O* CH,COOH CH,CH,NH, CH,CH, Br NH(CH,CH,),(2 cquiv.) НСООСH, H,CO НСООН CH, CH, OH NaCN NaNH, Br,, FeBr, SOCI, CO,

Short Anver Question 11. Povide ONLY the MAJOR NO MECHANISMS for the following reactions-you include the regiochemistry and stochemistry when necessary HEY ROOR ✓ 1)0, 2) DMS 1) H₂0Ac), HO 2) Na 1) R₂BH 2) NaOH, H₂O₂

Question 16 of 30 > O Macmillan Learning Devise a 2-step synthesis of the product from the starting material shown. HO. Select reagent 1: 1. reagent 1 CH₂ONain methanol B₂H, in THF 2 6 a) O3, b) (CH3)2 S 2. reagent 2 C6H₂CO3 Hin CH₂Cl₂ NaBH in ethanol `ОН Select reagent 2:

Give the major organic product or missing starting material for the following reactions. Do whichever letter c or d, but please explain the process and mechanism

24. Which product is formed by the reaction ? A) | B) || C) ||| D) IV Br ОН NaH Br ... هستم IV

Cambridge International AS Level Chemistry ot boe slo plgmes s al snsdismonooli End-of-chapter questions 1 1-bromobutane will undergo reactions when heated, as shown by reactions A and B. ot dwab on s bl auoltse s boaub svsd 20 swoll gab ods-suai la yel snoso sdr ssiganm n2 monl gnivims noiteibar VU luad CH;CH,CH,CH,Br B CH;CH,CH,CH,OH CH;CH,CH=CH, 90u S1s 2O1D Isdh tuo gomia sli ni qu dgid tod a guch pecoue For reactions A and B give the reagents used in each case. b Reaction A was repeated using 1-iodobutane instead of 1-bromobutane. Explain any difference in the rate of reaction observed. p bas- od mon c What type of organic reaction is A? d Show the mechanism for reaction A. e Reaction A was repeated with 2-bromo-2-methylpropane instead of 1-bromobutane. i Name the organic compound formed. elle ii The mechanism of the reaction with 2-bromo-2-methylpropane differs from the mechanism of smitas nosd asd i anol reaction A. Describe how the mechanisms differ. f What type of reaction is…