CHEM 343 Quiz 7 1 If one equivalent of a nucleophile were added to the molecule below where would it add O O a A b B c C O B H A O D C O d D 2 Given the tetrahedral intermediate below what will be the leaving group O NH 3 O O a OEt d O2 c OEt b NH 3 3 To make the anhydride below which set of starting materials could be used O O O a b O O O OH Cl c O O Cl HO O OH d a or b only HO e a b or c 4 Which of the following could be used to replace DCC a H 2SO 4 c b N N N N N N d b and c e none of these 5 How could the reaction below be completed O O N OH a DCC NHMe 2 c H excess NHMe 2 d a and b e a b and c b 1 SOCl2 pyridine 2 excess NHMe 2 6 How many equivalents of LAH does the reaction below require O OH O OH OH a 0 75 b 1 c 2 d 3 7 Which of the following could undergo a decarboxylation a O O b O c O OH HO OMe O O d OH HO O O 8 If the reaction below were performed under the given conditions what would be the predominant product O H 1 H 2O 1 equiv O a a carboxylic acid MeOH b a methyl ester c an isopropyl ester d a protonated ester 9 Put the following in order of increasing acidity Cl O O O O Cl OH OH OH OH Cl Cl III II I a III II IV I b III IV II I c I II III IV IV d I II IV III 10 Which is not a product of the following reaction O OH a SO2 b Cl N H SOCl2 pyridine c H 2O d all of these are products of the reaction
View Full Document
Unlocking...