Concept explainers
(a)
Interpretation:
The IUPAC name has to be given for the substituted benzene derivative.
Concept Introduction:
When hydrogen atoms are replaced by one or more groups in benzene is known as substitution reaction and the compounds produced is benzene derivatives.
Benzene derivative with one substituent:
IUPAC system of naming monosubstituted benzene derivatives uses the name of substituent as prefix to the name benzene. If the group that is present in benzene cannot be named easily means, then the benzene ring is often treated as group attached to this substituent. The benzene ring is known as phenyl in this approach.
Benzene derivative with two substituents:
When benzene ring contains two substituents it is known as disubstituted benzene derivative. Three isomers are possible for the disubstituted benzene derivative. The prefix used in IUPAC name are,
Ortho- means disubstitution in 1,2
Meta- means disubstitution in 1,3
Para- means disubstitution in 1,4
When both the substituents present on the benzene ring imparts a special name, where all the substituents are cited in alphabetical order before the ending –benzene. The carbon that bears the group with alphabetical priority is given number 1.
Benzene derivatives with three or more substituents:
More than two groups are present in the benzene ring means, their positions are numbered. The numbering is always done in a way that the carbon atom bearing substituent gets the lowest numbering possible. If there is a choice of numbering system, then the group that comes alphabetically first is given the lowest number.
(b)
Interpretation:
The IUPAC name has to be given for the substituted benzene derivative.
Concept Introduction:
When hydrogen atoms are replaced by one or more groups in benzene is known as substitution reaction and the compounds produced is benzene derivatives.
Benzene derivative with one substituent:
IUPAC system of naming monosubstituted benzene derivatives uses the name of substituent as prefix to the name benzene. If the group that is present in benzene cannot be named easily means, then the benzene ring is often treated as group attached to this substituent. The benzene ring is known as phenyl in this approach.
Benzene derivative with two substituents:
When benzene ring contains two substituents it is known as disubstituted benzene derivative. Three isomers are possible for the disubstituted benzene derivative. The prefix used in IUPAC name are,
Ortho- means disubstitution in 1,2
Meta- means disubstitution in 1,3
Para- means disubstitution in 1,4
When both the substituents present on the benzene ring imparts a special name, where all the substituents are cited in alphabetical order before the ending –benzene. The carbon that bears the group with alphabetical priority is given number 1.
Benzene derivatives with three or more substituents:
More than two groups are present in the benzene ring means, their positions are numbered. The numbering is always done in a way that the carbon atom bearing substituent gets the lowest numbering possible. If there is a choice of numbering system, then the group that comes alphabetically first is given the lowest number.
(c)
Interpretation:
The IUPAC name has to be given for the substituted benzene derivative.
Concept Introduction:
When hydrogen atoms are replaced by one or more groups in benzene is known as substitution reaction and the compounds produced is benzene derivatives.
Benzene derivative with one substituent:
IUPAC system of naming monosubstituted benzene derivatives uses the name of substituent as prefix to the name benzene. If the group that is present in benzene cannot be named easily means, then the benzene ring is often treated as group attached to this substituent. The benzene ring is known as phenyl in this approach.
Benzene derivative with two substituents:
When benzene ring contains two substituents it is known as disubstituted benzene derivative. Three isomers are possible for the disubstituted benzene derivative. The prefix used in IUPAC name are,
Ortho- means disubstitution in 1,2
Meta- means disubstitution in 1,3
Para- means disubstitution in 1,4
When both the substituents present on the benzene ring imparts a special name, where all the substituents are cited in alphabetical order before the ending –benzene. The carbon that bears the group with alphabetical priority is given number 1.
Benzene derivatives with three or more substituents:
More than two groups are present in the benzene ring means, their positions are numbered. The numbering is always done in a way that the carbon atom bearing substituent gets the lowest numbering possible. If there is a choice of numbering system, then the group that comes alphabetically first is given the lowest number.
(d)
Interpretation:
The IUPAC name has to be given for the substituted benzene derivative.
Concept Introduction:
When hydrogen atoms are replaced by one or more groups in benzene is known as substitution reaction and the compounds produced is benzene derivatives.
Benzene derivative with one substituent:
IUPAC system of naming monosubstituted benzene derivatives uses the name of substituent as prefix to the name benzene. If the group that is present in benzene cannot be named easily means, then the benzene ring is often treated as group attached to this substituent. The benzene ring is known as phenyl in this approach.
Benzene derivative with two substituents:
When benzene ring contains two substituents it is known as disubstituted benzene derivative. Three isomers are possible for the disubstituted benzene derivative. The prefix used in IUPAC name are,
Ortho- means disubstitution in 1,2
Meta- means disubstitution in 1,3
Para- means disubstitution in 1,4
When both the substituents present on the benzene ring imparts a special name, where all the substituents are cited in alphabetical order before the ending –benzene. The carbon that bears the group with alphabetical priority is given number 1.
Benzene derivatives with three or more substituents:
More than two groups are present in the benzene ring means, their positions are numbered. The numbering is always done in a way that the carbon atom bearing substituent gets the lowest numbering possible. If there is a choice of numbering system, then the group that comes alphabetically first is given the lowest number.
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Chapter 13 Solutions
EBK GENERAL, ORGANIC, AND BIOLOGICAL CH
- Show how you might carry out the following transformation or reactions: toluene to m-chlorobenzoic acidarrow_forwardDon't used hand raiting and don't used Ai solutionarrow_forwardCan you please explain how to solve this problem step by step? You might consider color coding it or presenting it in a way that makes it easier for me to understand.arrow_forward
- Nucleophilic addition reaction of RMgX to a carbonyl compound to synthesize alcohol.arrow_forwardCan you explain this problem to me step by step? I'm really confused. Please color-code it as well, and help me out.arrow_forwardDraw structures corresponding to each of the following names or Provide correct IUPAC names for each of the structures below. [3 ONLY] a. 1-isopropoxycyclopentene b. Diethyl ether C. 3-methyl-1-butanethiol d. OCH3 Clarrow_forward
- 4. Choose the best reagent for carrying out the following reactions from the list below. Place the letter of the reagent(s) in the box over the reaction arrow. Use only one letter per box. OH 0 OH CH3 CH3 0 CH3 CH3 OH 賽 OCH3 H A. NaH, then CHI B. NaOCH 3, CH3OH C. m-CIC6H4CO3H D. E. warm H2SO4/H₂O F. G. H₂/Pd H. CH3MgBr in ether, then H3O+ Hg(O2CCF3)2, CH3OH PCC, CH2Cl2 I, Cl₂, H₂O J. LiAlH4 in ether, then H3O+ CH3arrow_forwardSolve thisarrow_forwardく Predicting the pr Predict the major products of the following organic reaction: Δ Some important notes: • Draw the major product, or products, of the reaction in the drawing area below. • If there aren't any products, because no reaction will take place, check the box below the drawing area instead. • Be sure to use wedge and dash bonds when necessary, for example to distinguish between major products that are enantiomers. ? Click and drag to start drawing a structure.arrow_forward
- propose synthesisarrow_forwardExplanation O Conjugated Pi Systems Deducing the reactants of a Diels-Alder reaction Can the molecule on the right-hand side of this organic reaction be made in good yield from no more than two reactants, in one step, by moderately heating the reactants? ? Δ If your answer is yes, then draw the reactant or reactants in the drawing area below. You can draw the reactants in any arrangement you like. • If your answer is no, check the box under the drawing area instead. Click and drag to start drawing a structure. Xarrow_forwardDiels Alder Cycloaddition: Focus on regiochemistry (problems E-F) –> match + of thedienophile and - of the diene while also considering stereochemistry (endo).arrow_forward
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