IMG_NEW_0004 - b,lds'l^,h[gu> 5 The lR spectrum and rH NMR spectrum on correspond to a molecule with the chemicalformula C a What is the

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h) consider molecule E above and the correct numbering system for this molecule from part s). The coupling constant (J) between fire proton on c2 and the proton on cl is 12 Hz. The coupring constant (-[ between the proton on C2 and protons6n G3 is_-l jz. Using this intormition, in 169 gria below please dray the lH NMR signa-l}t, "ro-uto expect for the proton on 9? "t molecule E. Assume each square in the gria has a width of 2 Hz. Note: you do not need to worry about indicating tie chemicat shift. A
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Unformatted text preview: b,lds( 'l^,h[gu> 5. The lR spectrum and rH NMR spectrum on correspond to a molecule with the chemicalformula C a) What is the structure of this molecule? (10 marks) r b) The tH NMR spectrum on the following page was acquired on a 400 MHz spectrometer. What would the chemical shift of the following signals be (in ppm) if the spectrum was acquired on a 500 MHz spectromet-er?lz marrsj the following nHrzOz. @4 t-$-rra page expected signal (5 marks) sisnat r, l^ t nnt signat s, I .tfl pprn...
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This note was uploaded on 12/27/2011 for the course CHEM 282 taught by Professor Nabylmerbouh during the Fall '10 term at Simon Fraser.

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