What is the stereochemistry of the nitrile produced in the reaction below? H. CN NACN C CH3 Br C,Hs DMSO CH,CH,CHCH, (S)-isomer O 1:1 mixture of (R)- and (S) isomer O (S)-isomer O an unequal mixture of (R)- and (S) isomer O (R)-isomer

s All Dimethylcyclohexane Isomers qu iniplente proibita ens ansporbyr ynism wol 8. Of all these dimethyl isomers (including the cis and trans-1,2-dimethyl isomers) which one would be most stable? Why? Sriwob Ingi blbise eis anepobyri ynsm woH d 9. Which one would be least stable? Why? boon yem uov) Slabom er to esbia erit of juo priblbita ens enepoibyr ynem woh anapotbyd "Ishoisupe" as nwon sis seedT (lle mori Inuoo of ti sistor of art brugts priop es varit eeusded

Give the molecule that undergoes an intramolecular Diels- Alder cycloaddition to produce the given cycloadduct product.racemic H .OCH 3 racemic

Rank the molecules A to D shown below by decreasing reactivity towards lodo cyclohexane. H3C-CH,OH F,C-CH,OH H,C-CH,NH, H3C-N-CH, A в D O 1.C>D>A>B O 2.B> A> C> D O 3. A> C> B > D O 4. A> B>D>C