Question

How many functional groups are present in the given molecule? <smiles>COC1C(CC(=O)CO)CC(CC(N)=O)C2C(N)CC(C(=O)OC(C)=O)CC12</smiles> (a) 4 (b) 5 (c) 6 (d) 7

   How many functional groups are present in the given molecule?
<smiles>COC1C(CC(=O)CO)CC(CC(N)=O)C2C(N)CC(C(=O)OC(C)=O)CC12</smiles>
(a) 4
(b) 5
(c) 6
(d) 7

Advanced Problems In Organic Chemistry For Competitive Examinations

Advanced Problems In Organic Chemistry For Competitive Examinations

Akshay Choudhary,… 1st Edition

Chapter 10, Problem 41

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Solved by Expert Vasu Makani

02/12/2022

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Step 2: Looking at the structure, I can identify the following functional groups: Show more…

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How many functional groups are present in the given molecule? <smiles>COC1C(CC(=O)CO)CC(CC(N)=O)C2C(N)CC(C(=O)OC(C)=O)CC12</smiles> (a) 4 (b) 5 (c) 6 (d) 7

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Key Concepts

Functional Groups

These are specific groupings of atoms within molecules that determine the characteristic chemical reactions and properties of the substance. Recognizing and counting functional groups is a key skill in organic chemistry that aids in assessing reactivity, polarity, and overall behavior.

Carbonyl Group

This group features a carbon atom double-bonded to an oxygen atom (C=O) and is central to many types of functional groups such as ketones, aldehydes, carboxylic acids, esters, and amides. Its presence significantly affects the chemical behavior of the molecule.

Ester Group

Esters are derivatives of carboxylic acids wherein the hydroxyl hydrogen is replaced by an alkyl or aryl group, leading to the structure R–CO–O–R'. They are common in biologically active molecules and are important in both natural and synthetic chemistry.

Amide Group

Amides contain a carbonyl group directly bonded to a nitrogen atom, forming the structure R–CO–NR'2. This group is crucial in forming peptides in proteins and is widely found in polymers and various organic compounds.

Ether Group

Ethers consist of an oxygen atom connected to two carbon-containing groups (R–O–R'). They are relatively inert and are frequently used as solvents in chemical reactions, reflecting their unique polar yet nonacidic character.

Molecular Structure Representation (SMILES)

The Simplified Molecular Input Line Entry System is a notation that encodes the structure of chemical molecules in a compact, line-based format. Understanding SMILES notation is essential for deciphering molecular connectivity and identifying functional groups.

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