Question

question 9, 10c and 11 need answers

9. Write out the mechanism for: MSH CH₂ SNZ 10.) Write out 6 completely different reactions of eyclopentanone (reagent, product b) Write out 3 preparations of 3-methyl-1-butanol, a different starting material for each one. In some preps you just have to change the functional group, in other preps you may have to construct the carbon chain. c) Write out 3 preparations of 3-methylbutangle acid, a different starting material for each one. In some preps you just have to change the functional group, in other preps you may have to construct the carbon chain. 11. Consider this list of compounds: Сн, сен,сн, снеси, снеси, CH, CNCH.CEN CH, OH C,H,OH C H,000K CHOCH, CH,CH,COOH CH, COCH,CH, CH,CE,CH CH, CHOCH.CH CH.CHCH, CH, CH, OH CH.CH Which ONE of them is responsible for this IR and this NMR spectrum? IR SPECTRUM no 1670775 no aromani ring cos - NMR SPECTRUM R PHASE liquid fim NUR SOLVENT C04 Honsat c. 3-4.5 x-c-H

Answer 1

JR- due to Stredl 3600 cm Streh C-O 1000 Cm Shous Sign NMR multiplet -CH Singut u.5 PPM 1.O PPM -CH 3 most piobable Structar may be Hs CCH-CH 3 (a) CC a- doublet et 1. o PPM 6 H atm b multple PPM 1- atom C Single et 5 PPM 1- adom