J jd399 Full Member 10+ Year Member Joined Jun 14, 2009 Messages 156 Reaction score 0 Jul 3, 2009 #1 Members do not see this ad. why does ch3 bonded to carbonyl bonded to another ch3 why is there not two singlets??
Members do not see this ad. why does ch3 bonded to carbonyl bonded to another ch3 why is there not two singlets??
U UCB05 Full Member 15+ Year Member Joined Jun 14, 2009 Messages 813 Reaction score 8 Jul 3, 2009 #2 jd399 said: why does ch3 bonded to carbonyl bonded to another ch3 why is there not two singlets?? Click to expand... it's symmetrical and the methyl hydrogens on either side are electrically equivalent, meaning they have exactly the same nmr shift, so they all show up as a one 6H singlet Upvote 0 Downvote
jd399 said: why does ch3 bonded to carbonyl bonded to another ch3 why is there not two singlets?? Click to expand... it's symmetrical and the methyl hydrogens on either side are electrically equivalent, meaning they have exactly the same nmr shift, so they all show up as a one 6H singlet
J jd399 Full Member 10+ Year Member Joined Jun 14, 2009 Messages 156 Reaction score 0 Jul 3, 2009 #3 it would only show one singlet ur saying? Upvote 0 Downvote
U UCB05 Full Member 15+ Year Member Joined Jun 14, 2009 Messages 813 Reaction score 8 Jul 3, 2009 #4 jd399 said: it would only show one singlet ur saying? Click to expand... Yes. Upvote 0 Downvote
J jd399 Full Member 10+ Year Member Joined Jun 14, 2009 Messages 156 Reaction score 0 Jul 3, 2009 #5 so why if i have ch3 then benzene then ch3 do i have two singlets, it should be the same like u said before Upvote 0 Downvote
so why if i have ch3 then benzene then ch3 do i have two singlets, it should be the same like u said before
T Tsrshorty Full Member 10+ Year Member 15+ Year Member Joined Apr 8, 2008 Messages 129 Reaction score 0 Jul 3, 2009 #6 there are 4 identical protons on the benzene ring that would make a different singlet than the methyl protons. Upvote 0 Downvote
there are 4 identical protons on the benzene ring that would make a different singlet than the methyl protons.
