Answered: According to the following TLC, choose…

According to the following TLC, choose all compounds that are present in the crude sample, before recrystallization? 1 methyl benzoate 2 triphenylmethanol 3 a non-polar impurity such as biphenyl

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter21: Hydrocarbons

Section21.1: Introduction To Hydrocarbons

Problem 5SSC

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Question

According to the following TLC, choose all compounds that are present in the crude sample, before recrystallization?

1 methyl benzoate

2 triphenylmethanol

3 a non-polar impurity such as biphenyl

MB
C = Crude triphenylmethanol
ML = mother liquor (filtrate)
P = pure triphenylmethanol
methyl benzoate
MB =
cluant: 7:1 petroleum ether/ diethyl ether

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