The molecule shown below contains a tert-butyl group (encircled) which protects the terminal amide bond from hydrolysis. What is the general term given for a group such as this? HS. CONHME Hc`CH, O Steric shield. O Stereoelectronic shield. Electronic shield. O Alkyl shield.

The molecule shown below contains a tert-butyl group (encircled) which protects the terminal amide bond from hydrolysis. What is the general term given for a group such as this? HS. CONHME Hc`CH, O Steric shield. O Stereoelectronic shield. Electronic shield. O Alkyl shield.

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

Chapter24: Carboxylic Acids & Derivatives

Section: Chapter Questions

Problem 22E

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Question

The molecule shown below contains a tert-butyl group (encircled) which protects the terminal amide
bond from hydrolysis. What is the general term given for a group such as this?
HS.
CONHME
Hc`CH,
O Steric shield.
O Stereoelectronic shield.
Electronic shield.
O Alkyl shield.

Expert Solution

Step 1

It is an steric shielding.

Hence 1st option is correct

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