Bruker NMR mechine Chemical shift value(Stic cochin).ppt
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Phenols -OH Alcohols -OH Thioalcohols -SH Amines –NH 2 Carboxylic acids -OH Aldehydes Heteroaromatic Aromatic Alkenes Alcohols Alkines -CH 2 - X-CH 3 Cyclopropyl M-CH 3 10 9 8 7 6 5 4 3 C OH C SH C NH 2 1 H Chemical Shifts in Organic Compounds C HO O CH O N H N H H H HC CH 2 HC O O CH 2 H 3 C O C CH C H 2 C O CH 2 CH 3 N S CH 3 CH 3 HO C H 3 C O C CH 3 X H 3 C H H H 3 C M (Si,Li,Al,Ge .... )
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Transcript of Bruker NMR mechine Chemical shift value(Stic cochin).ppt
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ppm (TMS) 12 11 10 9 8 7 6 5 4 3 2 1 0 1H Chemical Shifts in Organic Compounds
Phenols -OHAlcohols -OH Thioalcohols -SHAmines NH2
Carboxylic acids -OHAldehydesHeteroaromaticAromaticAlkenes
Alcohols
Alkines-CH2-
X-CH3
CyclopropylM-CH3
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ppm (TMS) 220 210 200 190 180 170 160 150 140 130 120 110 100 90 80 70 60 50 40 30 20 10 013 Chemical Shifts in Organic CompoundsCyclo-propan
>C=O Ketone >C=O Aldehyde >C=O Acid>C=O Ester, Amide>C=S Thioketone>C=N- Azomethine >CN Nitrile>C=N- Heteroaromatic>C=C< Alkene>C=C< Aromatic>C=C< Heteroaromatic>CC- AlkyneCC (Quarternary)COCNCHC (Tertiary)>CO>CNCS>CHalCH2C< (Secondary) CH2OCH2N
