Difference between revisions of "Chem341:NMR workshop/Ethyl 2-chloropropanoate"

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<quiz>
 
<quiz>
 
{ Try to give predictions for chemical shift, integration (no. of Hs) and multiplicity (neighbors+1), then assign the peaks (1, 2, 3, 4) to a particular hydrogen type (a, b, c, d).  You may well want to refer to the [[#Tables_of_chemical_shifts|chemical shifts table]].
 
{ Try to give predictions for chemical shift, integration (no. of Hs) and multiplicity (neighbors+1), then assign the peaks (1, 2, 3, 4) to a particular hydrogen type (a, b, c, d).  You may well want to refer to the [[#Tables_of_chemical_shifts|chemical shifts table]].
[[File:Ethyl2chloropropanoate.png|200px|right]]
 
 
|type="{}"}
 
|type="{}"}
 
Hydrogen Type '''a'''
 
Hydrogen Type '''a'''

Revision as of 11:42, 26 October 2009

Proton NMR of ethyl 2-chloropropanoate

<quiz> { Try to give predictions for chemical shift, integration (no. of Hs) and multiplicity (neighbors+1), then assign the peaks (1, 2, 3, 4) to a particular hydrogen type (a, b, c, d). You may well want to refer to the chemical shifts table. |type="{}"} Hydrogen Type a { 0.9-1.9 _3 } Predicted δ { 3 _1 } Integration { 2 _1 } Multiplicity { 3 _1 } Assignment Hydrogen Type b { 3.7-4.7 _3 } Predicted δ { 1 _1 } Integration { 4 _1 } Multiplicity { 1 _1 } Assignment Hydrogen Type c { 3.6-4.6 _3 } Predicted δ { 2 _1 } Integration { 4 _1 } Multiplicity { 2 _1 } Assignment Hydrogen Type d { 0.9-1.6 _3 } Predicted δ { 3 _1 } Integration { 3 _1 } Multiplicity { 4 _1 } Assignment

</quiz>

Once you have completed this, you can return to the main NMR workshop page.