Which two of compounds below will be difficult to be separated by column chromatography (using ethanol as solvent) and why? -p-anisic acid -methyl-4-aminobenzoate -benzoic acid -ethyl-3-hydroxybenzoate -ethyl-4-nitrobenzoate -trans-cinnamic acid -benzanilide -2-methyl-1-nitronapthalene -9-fluorenone -naphthalene -trans-stilbene -vanillin

EBK A SMALL SCALE APPROACH TO ORGANIC L
4th Edition
ISBN:9781305446021
Author:Lampman
Publisher:Lampman
Chapter15: Isolation Of Chlorophyll And Carotenoid Pigments From Spinach
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Which two of compounds below will be difficult to be separated by column chromatography (using ethanol as solvent) and why?

-p-anisic acid

-methyl-4-aminobenzoate

-benzoic acid

-ethyl-3-hydroxybenzoate

-ethyl-4-nitrobenzoate

-trans-cinnamic acid

-benzanilide

-2-methyl-1-nitronapthalene

-9-fluorenone

-naphthalene

-trans-stilbene

-vanillin

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