1. In the following reaction, 325 mg of 2-hydroxybenzoic acid are reacted with 150 ul of methanol. After product work-up, the yield of methyl 2-hydroxybenzoic acid is determined to be 0.264g. Molecular weights are given. CH,OH +. HO. HO, 2-hydroxybenzoic acid methyl 2-hydroxybenzoic acid mwt = 138 gmol mwt = 32.0 gmol mwt = 152 gmol a) Which is the limiting reactant, and which is the excess reactant?

Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter11: Ethers, Epoxides, And Sulfides
Section: Chapter Questions
Problem 11.42P
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1. In the following reaction, 325 mg of 2-hydroxybenzoic acid are reacted with 150 µl of methanol. After product work-up,
the yield of methyl 2-hydroxybenzoic acid is determined to be 0.264g. Molecular weights are given.
HO,
CH,OH
+.
HO,
HO,
2-hydroxybenzoic acid
methyl 2-hydroxybenzoic acid
mwt = 138 gmol
mwt = 32.0 gmol
mwt = 152 gmol
a) Which is the limiting reactant, and which is the excess reactant?
b) What is the theoretical yield of methyl 2-hydroxybenzoic acid, in moles, g, and mg?
c) What is the % yield of methyl 2-hydroxybenzoic acid?
Transcribed Image Text:1. In the following reaction, 325 mg of 2-hydroxybenzoic acid are reacted with 150 µl of methanol. After product work-up, the yield of methyl 2-hydroxybenzoic acid is determined to be 0.264g. Molecular weights are given. HO, CH,OH +. HO, HO, 2-hydroxybenzoic acid methyl 2-hydroxybenzoic acid mwt = 138 gmol mwt = 32.0 gmol mwt = 152 gmol a) Which is the limiting reactant, and which is the excess reactant? b) What is the theoretical yield of methyl 2-hydroxybenzoic acid, in moles, g, and mg? c) What is the % yield of methyl 2-hydroxybenzoic acid?
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