What is the correct IUPAC name of the following? CC=CC(C#N)CC (A) 4-Cyano hex-2

step 1 Hi, in this problem from organic chemistry, we are given structure of an organic compound as sho

What is the correct IUPAC name of the following?...

Key Concepts

IUPAC Nomenclature

IUPAC nomenclature is the systematic method of naming organic compounds that ensures each compound has a unique and unambiguous name. It involves identifying the highest priority functional group, selecting the longest continuous carbon chain that contains that functional group, and assigning numerical locants to all key features such as double bonds and substituents, thereby creating a standardized and universally understood name.

Functional Group Priority

In IUPAC naming, functional groups are assigned priorities that influence both the selection of the parent chain and the numbering of the carbon atoms. Groups with higher priority, such as nitriles, must be given the lowest possible locants and are often indicated using a suffix rather than a substituent prefix, ensuring that the most chemically significant features are clearly identified in the name.

Parent Chain Selection

The parent chain is the longest continuous chain of carbon atoms that contains the highest priority functional group. In selecting the parent chain, chemists consider all functional groups present and choose the chain that allows the highest priority group to be included and numbered with the lowest possible locants, while also accommodating other unsaturations and substituents.

Locant Assignment

Locant assignment is the process of numbering the carbon atoms in the parent chain in such a way that the highest priority functional group and other substituents receive the lowest possible numbers. When multiple numbering sequences are possible, the sequence that minimizes the locant for the highest priority functional group is chosen, following a set of hierarchical rules to eliminate ambiguity.

Organic Structure Representation (SMILES Interpretation)

SMILES (Simplified Molecular Input Line Entry System) is a notation that encodes the structure of a chemical compound in a single line of text. It represents atoms, bonds, and connectivity in a linear format, allowing chemists to easily communicate and analyze molecular structures. Understanding SMILES strings is essential for translating between structural diagrams and systematic nomenclature.

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