Skip to main content
Ch.21 - Organic Chemistry
Tro - Chemistry: A Molecular Approach 4th Edition
Tro4th EditionChemistry: A Molecular ApproachISBN: 9780134112831당신이 사용하는 게 아니라요?교과서 변경
21장, 문제 72

Draw the structure for each alcohol. a. 2-butanol b. 2-methyl-1-propanol c. 3-ethyl-1-hexanol d. 2-methyl-3-pentanol

검증된 단계별 안내
1
Identify the parent chain: The name '3-ethyl-1-hexanol' indicates that the parent chain is 'hexanol', which is a six-carbon chain with an alcohol group (-OH) at the first carbon.
Number the carbon atoms in the parent chain: Start numbering from the end closest to the -OH group to ensure it is on the first carbon. This gives you a chain numbered from 1 to 6.
Locate the substituent: The '3-ethyl' part of the name indicates that there is an ethyl group (a two-carbon chain, -CH2CH3) attached to the third carbon of the hexanol chain.
Draw the carbon skeleton: Draw a straight chain of six carbon atoms for hexanol, and attach the ethyl group to the third carbon.
Add the functional group: Attach the hydroxyl group (-OH) to the first carbon of the hexanol chain to complete the structure of 3-ethyl-1-hexanol.

비슷한 문제에 대한 검증된 영상 답변:

이 영상 해법은 위 문제에 도움이 된다고 튜터들이 추천한 것입니다.
영상 길이:
1m

주요 개념

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

Alcohol Functional Group

Alcohols are organic compounds characterized by the presence of one or more hydroxyl (-OH) groups attached to a carbon atom. The general formula for alcohols is R-OH, where R represents a hydrocarbon chain. Understanding the functional group is essential for identifying the properties and reactivity of alcohols.
추천 영상:
가이드 코스
01:32
Carbonyl Functional Groups

IUPAC Nomenclature

The International Union of Pure and Applied Chemistry (IUPAC) nomenclature provides a systematic way to name chemical compounds. For alcohols, the name includes the longest carbon chain containing the hydroxyl group, with the suffix '-ol' indicating the presence of the alcohol functional group. In '3-ethyl-1-hexanol', 'hexanol' indicates a six-carbon chain with an alcohol, while '3-ethyl' specifies a two-carbon ethyl group attached to the third carbon.
추천 영상:
가이드 코스
02:39
Rules for Naming Alkanes

Structural Representation

Drawing the structure of a compound involves representing its atoms and the bonds between them. For alcohols, this includes showing the carbon backbone, the hydroxyl group, and any substituents. In the case of 3-ethyl-1-hexanol, the structure must depict a six-carbon chain with an ethyl group branching off the third carbon, ensuring clarity in the molecular arrangement.
추천 영상:
가이드 코스
01:42
Resonance Structures