(a) What functional group is undergoing a transformation in the reaction? (b) What functional group is it being transformed into (in the final product)? ОН ОNat o-OCH3+ 2 NAOH-Na++ CH;OH + H2Omethyl salicylatem.w. 152.14density 1.17 g/mLb.p. 223°CH2SO4 (excess)OH Osalicylic acidH m.w. 138.12m.p. 160°C The phenol group is a weak acid that rapidly reacts with NaOH, a strong base, to form aOHestergroupphenolgroupOCH3sodium salt:OH O+ H2OOCH3OCH3+ OH-

Here in the given reaction methyl salicylate react with NaOH to give salicylic acid as final…

Answered: (a) What functional group is undergoing…

(a) What functional group is undergoing a transformation in the reaction? (b) What functional group is it being transformed into (in the final product)?

General, Organic, and Biological Chemistry

7th Edition

ISBN:9781285853918

Author:H. Stephen Stoker

Publisher:H. Stephen Stoker

Chapter14: Alcohols, Phenols And Ethers

Section: Chapter Questions

Problem 14.83EP

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Question

100%

(a) What functional group is undergoing a transformation in the reaction? (b) What functional group is it being transformed into (in the final product)?

ОН О
Nat o-
OCH3
+ 2 NAOH
-Na+
+ CH;OH + H2O
methyl salicylate
m.w. 152.14
density 1.17 g/mL
b.p. 223°C
H2SO4 (excess)
OH O
salicylic acid
H m.w. 138.12
m.p. 160°C

The phenol group is a weak acid that rapidly reacts with NaOH, a strong base, to form a
OH
ester
group
phenol
group
OCH3
sodium salt:
OH O
+ H2O
OCH3
OCH3
+ OH-

Definition Definition Group of atoms that shape the chemical characteristics of a molecule. The behavior of a functional group is uniform in undergoing comparable chemical reactions, regardless of the other constituents of the molecule. Functional groups aid in the classification and anticipation of reactivity of organic molecules.

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