
Concept explainers
(a)
Interpretation:
Synthesis of benzoic acid has to be shown.
Concept Introduction:
Benzoic acid can be synthesized from ethyl benzene using
(b)
Interpretation:
Synthesis of 1-bromo-1-phenylethane has to be shown.
Concept Introduction:
1-bromo-1-phenylethane can be synthesized using the reagents
(c)
Interpretation:
Synthesis of styrene has to be shown.
Concept Introduction:
The reagent used for the conversion of 1-bromo-1-phenylethane to styrene is
(d)
Interpretation:
Synthesis of 1-phenylethanol has to be shown.
Concept Introduction:
1-phenyl ethanol can be synthesized from styrene by the addition of water in acidic medium.
(e)
Interpretation:
Synthesis of acetophenone has to be shown.
Concept Introduction:
Acetophenone can be synthesized from benzene and benzene can be synthesized from benzoic acid. When
(f)
Interpretation:
Synthesis of 2-phenylethanol has to be shown.
Concept Introduction:
2-phenylethanol can be synthesized from styrene through hydroboration oxidation reaction.
(g)
Interpretation:
Synthesis of phenyl acetaldehyde has to be shown.
Concept Introduction:
phenyl acetaldehyde can be synthesized from styrene.
The reagent titanosilicate and hydrogen peroxide enhance the ethylene epoxidation reaction.
Al-SBA-15 is an aluminosilicate compound having mesoporous structure. It helps in isomerization of
(h)
Interpretation:
Synthesis of 2-phenylacetic acid has to be shown.
Concept Introduction:
The ester formed during this reaction is treated with
(i)
Interpretation:
Synthesis of 1,2-dibromo-1-phenylethane has to be shown.
Concept Introduction:
1,2-dibromo-1-phenylethane can be synthesized from styrene through bromination reaction.
(j)
Interpretation:
Synthesis of phenylethyne has to be shown.
Concept Introduction:
phenylethyne can be synthesized from 1,2-dibromo-1-phenylethane. The reagent used is sodium amide in liquid ammonia cause dehydrohalogenation.
(k)
Interpretation:
Synthesis of 1-phenyl-4-penten-1-yne has to be shown.
Concept Introduction:
1-phenyl-4-penten-1-yne can be prepared from phenylethyne and prop-2-en-1-ol. Carbon-carbon coupling will occur by using these reagents.
(l)
Interpretation:
Synthesis of 1-phenyloctyne has to be shown.
Concept Introduction:
1-phenyloctyne can be synthesized from phenylethyne through two steps. In the first step phenylethyne treated with Grignard reagent to get 1-phenylethyne magnesium bromide which then react with hexyl iodide in second step to give 1-phenyloctyne.
(m)
Interpretation:
Concept Introduction:
(n)
Interpretation:
Concept Introduction:

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Chapter 21 Solutions
Organic Chemistry
- can someone draw out the reaction mechanism for this reaction showing all the curly arrows and 2. Draw the GPNA molecule and identify the phenylalanine portion. 3. Draw L-phenylalanine with the correct stereochemistryarrow_forwardWhat is the reaction mechanism for this?arrow_forwardPredict the major products of both organic reactions. Be sure to use wedge and dash bonds to show the stereochemistry of the products when it's important, for example to distinguish between two different major products. esc esc Explanation Check 2 : + + X H₁₂O + Х ง WW E R Y qab Ccaps lock shift $ P X Click and drag to start drawing a structure. © 2025 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility Bil T FR F18 9 G t K L Z X V B N M control opption command command T C darrow_forward
- Draw the Markovnikov product of the hydrohalogenation of this alkene. this problem. Note for advanced students: draw only one product, and don't worry about showing any stereochemistry. Drawing dash and wedge bonds has been disabled for caps lock Explanation Check 2 W E R + X 5 HCI Click and drag to start drawing a structure. © 2025 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility Bil Y F G H K L ZZ X C V B N M control opption command F10 F10 command 4 BA Ar Carrow_forwardI don't understand why the amide on the top left, with the R attached to one side, doesn't get substituted with OH to form a carboxylic acid. And if only one can be substituted, why did it choose the amide it chose rather than the other amide?arrow_forwardesc Draw the Markovnikov product of the hydration of this alkene. Note for advanced students: draw only one product, and don't worry about showing any stereochemistry. Drawing dash and wedge bonds has been disabled for this problem. Explanation Check BBB + X 0 1. Hg (OAc)2, H₂O 2. Na BH 5 Click and drag to start drawing a structure. © 2025 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility Bl P 豆 28 2 28 N 9 W E R T Y A S aps lock G H K L Z X C V B N M T central H command #e commandarrow_forward
- C A student proposes the transformation below in one step of an organic synthesis. There may be one or more products missing from the right-hand side, but there are no reagents missing from the left-hand side. There may also be catalysts, small inorganic reagents, and other important reaction conditions missing from the arrow. • Is the student's transformation possible? If not, check the box under the drawing area. . If the student's transformation is possible, then complete the reaction by adding any missing products to the right-hand side, and adding required catalysts, inorganic reagents, or other important reaction conditions above and below the arrow. • You do not need to balance the reaction, but be sure every important organic reactant or product is shown. (X) This transformation can't be done in one step. + Tarrow_forwardく Predict the major products of this organic reaction. If there aren't any products, because nothing will happen, check the box under the drawing area instead. No reaction. Explanation Check OH + + ✓ 2 H₂SO 4 O xs H₂O 2 Click and drag to start drawing a structure. © 2025 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Centerarrow_forwardDraw the skeletal ("line") structure of 1,3-dihydroxy-2-pentanone. Click and drag to start drawing a structure. X Parrow_forward
- Predicting edict the major products of this organic reaction. If there aren't any products, because nothing will happen, check the box under the drawing area instead. + No reaction. Explanation Check HO Na O H xs H₂O 2 Click and drag to start drawing a structure. © 2025 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center Iarrow_forwardChoosing reagents and conditions for acetal formation or hydrolysis 0/5 A student proposes the transformation below in one step of an organic synthesis. There may be one or more products missing from the right-hand side, but there are no reagents missing from the left-hand side. There may also be catalysts, small inorganic reagents, and other important reaction conditions missing from the arrow. • Is the student's transformation possible? If not, check the box under the drawing area. If the student's transformation is possible, then complete the reaction by adding any missing products to the right-hand side, and adding required catalysts, inorganic reagents, or other important reaction conditions above and below the arrow. • You do not need to balance the reaction, but be sure every important organic reactant or product is shown. + This transformation can't be done in one step. 5 I H Autumn alo 值 Ar Barrow_forwardA block of copper of mass 2.00kg(cp = 0.3851 .K) and g temperature 0°C is introduced into an insulated container in which there is 1.00molH, O(g) at 100°C and 1.00 2 atm. Note that C P = 4.184. K for liquid water, and g that A H = 2260 for water. vap g Assuming all the steam is condensed to water, and that the pressure remains constant: (a) What will be the final temperature of the system? (b) What is the heat transferred from the water to the copper? (c) What is the entropy change of the water, the copper, and the total system?arrow_forward
- Organic ChemistryChemistryISBN:9781305580350Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. FootePublisher:Cengage Learning

