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Friday, 20 October 2017

Ethyl acetate

Ethyl acetate example:

EthylacetateH

Predictions:
PositionIntegrationSplittingChemical Shift
12Three nearest neighbours that are equivalent – quartetSingle bond to oxygen – deshielded
23Two nearest neighbours that are equivalent – tripletSaturated alkyl group far from ester group – shielded
2′3No nearest neighbours – singletAdjacent to the carbon of a carbonyl – slightly deshielded

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