Solutions_Manual_for_Organic_Chemistry_6th_Ed 135

Solutions_Manual_for_Organic_Chemistry_6th_Ed 135 - 6-67...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 6-67 (c) continued The only mechanism of tHeSe twO involving C- bond cleavage is the E L , bUt tH C cleavage doeS NT Occur in the slow, ratedeteRIning sep. Knetic isotope effectS are obseveD ony when CH (c- bond cleaVage OccUrs in the ratedeteRining sep huS, we would expect to observe no change in rtE For the deuerumsubstituted molecUes in the E or mechanismS (n fact, his tecHnique of mAuinG Soope eecS s one OF he mOS useful oolS chemsS haVe For deermni what mechaniSm a reacion folLows. ) 668 Both producs are formed throUgh E2 reacionS. The diference is Whether a or an h is remoVed by the baSe s explained in Problem 667, C ceavage can be up to 7 times slower than C cleaVage So the product from C cleavage Should be fOrmed abou times as fast. THis rate preferee S reeced in he 7 : 1 produc MIxure ("Ph iS the abbreVaion For a benzene ring)...
View Full Document

This note was uploaded on 02/27/2010 for the course CHEM 140 taught by Professor Wade during the Spring '10 term at Whitman.

Ask a homework question - tutors are online