Examlex
Find the critical value or values of based on the given information.
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Methylbutanoyl
An organic group derived from butanoic acid, often represented in molecules like esters or amides.
Chemical Shifts
Changes in the resonance frequency of nuclei in a magnetic field, providing information about the electronic environment in NMR spectroscopy.
Carbonyl Group
A group in chemistry where a carbon atom forms a double bond with an oxygen atom, denoted as C=O.
δ 3.1
A notation indicating a chemical shift of 3.1 in nuclear magnetic resonance (NMR) spectroscopy, often signifying the environment of a hydrogen atom in a molecule.
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