This is a Newman projection of a substituted cyclohexane.
c. Give the IUPAC name.

검증된 단계별 안내

Step 1: Understand the structure of cyclohexane and its conformations. Cyclohexane can exist in different conformations, such as chair, boat, and twist-boat. The chair conformation is the most stable due to minimal steric strain.

Step 2: Identify the substituents on the cyclohexane ring. In a Newman projection, you view the molecule along a carbon-carbon bond, which helps visualize the spatial arrangement of substituents.

Step 3: Determine the position of each substituent relative to the cyclohexane ring. Substituents can be axial (pointing up or down from the ring) or equatorial (pointing outward from the ring). This affects the stability and naming of the molecule.

Step 4: Assign locants to the substituents based on their position on the cyclohexane ring. The numbering should start from the substituent that provides the lowest possible numbers for the substituents.

Step 5: Combine the locants and names of the substituents with the base name 'cyclohexane' to form the IUPAC name. Ensure that the substituents are listed in alphabetical order, and use prefixes like 'di-', 'tri-' if there are multiple identical substituents.

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이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.

영상 길이:

주요 개념

질문에 올바르게 답하기 위해 반드시 이해해야 하는 핵심 개념들은 다음과 같습니다.

Newman Projection

A Newman projection is a way of drawing molecules to show the conformation around a single bond. It is particularly useful for visualizing the spatial arrangement of substituents in cyclic compounds like cyclohexane. By looking down the axis of a bond, it helps in understanding the steric interactions between different groups attached to the carbons.

Cyclohexane Conformation

Cyclohexane can adopt several conformations, with the chair form being the most stable due to minimized steric strain. Understanding these conformations is crucial for analyzing substituted cyclohexanes, as the position of substituents (axial or equatorial) affects the molecule's stability and reactivity. This knowledge aids in predicting the most stable conformation for naming purposes.

IUPAC Nomenclature

IUPAC nomenclature is a systematic method of naming organic chemical compounds as recommended by the International Union of Pure and Applied Chemistry. It involves identifying the longest carbon chain, numbering the chain to give substituents the lowest possible numbers, and naming substituents as prefixes. For substituted cyclohexanes, the conformation and position of substituents are considered to provide an accurate name.

This is a Newman projection of a substituted cyclohexane. c. Give the IUPAC name.