교과서 질문
Identify the functional groups in the following molecules:
(b)
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Ch.12 Introduction to Organic Chemistry: Alkanes
McMurry8th EditionFundamentals of General, Organic, and Biological ChemistryISBN: 9780134015187
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Table of contents
- Ch.1 Matter and Measurements27
- Ch.2 Atoms and the Periodic Table20
- Ch.3 Ionic Compounds8
- Ch.4 Molecular Compounds23
- Ch.5 Classification & Balancing of Chemical Reactions12
- Ch.6 Chemical Reactions: Mole and Mass Relationships28
- Ch.7 Chemical Reactions: Energy, Rate and Equilibrium64
- Ch.8 Gases, Liquids and Solids24
- Ch.9 Solutions52
- Ch.10 Acids and Bases25
- Ch.11 Nuclear Chemistry22
- Ch.12 Introduction to Organic Chemistry: Alkanes57
- Ch.13 Alkenes, Alkynes, and Aromatic Compounds47
- Ch.14 Some Compounds with Oxygen, Sulfur, or a Halogen50
- Ch.15 Aldehydes and Ketones45
- Ch.16 Amines42
- Ch.17 Carboxylic Acids and Their Derivatives57
- Ch.18 Amino Acids and Proteins82
- Ch.19 Enzymes and Vitamins63
- Ch.20 Carbohydrates44
- Ch.21 The Generation of Biochemical Energy65
- Ch.22 Carbohydrate Metabolism45
- Ch.23 Lipids42
- Ch.24 Lipid Metabolism33
- Ch.25 Protein and Amino Acid Metabolism24
- Ch.26 Nucleic Acids and Protein Synthesis45
McMurry8th EditionFundamentals of General, Organic, and Biological ChemistryISBN: 9780134015187당신이 사용하는 게 아니라요?교과서 변경
12장, 문제 34b
Propose structures for molecules that fit the following descriptions:
(b) An ester with the formula C6H12O2
검증된 단계별 안내1
Step 1: Recall the general structure of an ester. Esters have the functional group RCOOR', where R and R' are alkyl or aryl groups, and the carbonyl group (C=O) is bonded to an oxygen atom that is also bonded to another carbon chain.
Step 2: Analyze the molecular formula C6H12O2. This formula suggests the molecule contains 6 carbon atoms, 12 hydrogen atoms, and 2 oxygen atoms. The presence of two oxygen atoms aligns with the ester functional group.
Step 3: Determine possible arrangements of the carbon atoms. Since the molecule is an ester, one oxygen atom will be part of the carbonyl group (C=O), and the other oxygen atom will form a single bond with another carbon chain. Distribute the remaining carbon atoms between the R and R' groups.
Step 4: Ensure the structure adheres to the molecular formula. For example, one possible structure is ethyl butanoate, where the R group is a butyl group (C4H7) attached to the carbonyl carbon, and the R' group is an ethyl group (C2H5) attached to the single-bonded oxygen. Verify that the total number of atoms matches C6H12O2.
Step 5: Consider other isomers. For instance, methyl pentanoate is another valid structure, where the R group is a pentyl group (C5H9) attached to the carbonyl carbon, and the R' group is a methyl group (CH3) attached to the single-bonded oxygen. Verify that all possible structures satisfy the ester functional group and the molecular formula.
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주요 개념
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Ester Functional Group
An ester is a type of organic compound formed from the reaction of an alcohol and a carboxylic acid, characterized by the functional group -COO-. Esters typically have pleasant odors and are commonly found in fats and oils. Understanding the structure of esters is crucial for identifying their properties and reactions.
추천 영상:
가이드 코스
1:32
Functional Groups with Carbonyls Concept 3
Molecular Formula Interpretation
The molecular formula C6H12O2 indicates that the molecule contains six carbon atoms, twelve hydrogen atoms, and two oxygen atoms. This formula provides insight into the possible structural arrangements of the atoms, guiding the identification of functional groups and the overall molecular structure. Analyzing the molecular formula is essential for proposing accurate molecular structures.
추천 영상:
가이드 코스
02:08Molecular Formula
Structural Isomerism
Structural isomerism occurs when compounds have the same molecular formula but different structural arrangements of atoms. For C6H12O2, various esters can be formed through different combinations of carbon chains and functional groups. Recognizing the potential for isomerism is important for proposing multiple valid structures that fit the given formula.
추천 영상:
가이드 코스
1:01Structural Formula Concept 2
관련 실천
교과서 질문
Propose structures for molecules that fit the following descriptions:
(c) A compound with the formula C3H7NOS that is both an amide and a thiol
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교과서 질문
For each of the following, give an example of a member compound containing 5 carbons total:
(d) Ether
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교과서 질문
If one compound has the formula C5H10 and another has the formula C4H10 are the two compounds isomers? Explain.
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교과서 질문
For each of the following, give an example of a member compound containing 5 carbons total:
(a) Alcohol
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교과서 질문
Propose structures for molecules that fit the following descriptions:
(c) An aromatic compound that is also an ether, C8H10O
922
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