Concept explainers
(a)
To determine: The products, when
Interpretation: The products, when
Concept introduction: Hydroboration-oxidation reactions convert an alkyne molecule into
An acid catalysed hydration reaction of
(b)
To determine: The products, when
Interpretation: The products, when
Concept introduction: Hydroboration-oxidation reactions convert an alkyne molecule in to ketone or aldehyde in the presence of disiamylborane and hydrogen peroxide through the two step mechanism, whereas an alkene molecule in hydroboration-oxidation reaction is converted into alcohol by the addition of water.
An acid catalysed hydration reaction of alkynes in the presence of mercuric sulphate gives ketone.
(c)
To determine: The products, when
Interpretation: The products, when
Concept introduction: Hydroboration-oxidation reactions convert an alkyne molecule in to ketone or aldehyde in the presence of disiamylborane and hydrogen peroxide through the two step mechanism, whereas an alkene molecule in hydroboration-oxidation reaction is converted into alcohol by the addition of water.
An acid catalysed hydration reaction of alkynes in the presence of mercuric sulphate gives ketone.
(d)
To determine: The product, when
Interpretation: The products, when
Concept introduction: Hydroboration-oxidation reactions convert an alkyne molecule in to ketone or aldehyde in the presence of disiamylborane and hydrogen peroxide through the two step mechanism, whereas an alkene molecule in hydroboration-oxidation reaction is converted into alcohol by the addition of water.
An acid catalysed hydration reaction of alkynes in the presence of mercuric sulphate gives ketone.
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Chapter 9 Solutions
ORGANIC CHEMISTRY MASTERINGCHEM ACCESS
- Draw the products of the following reactions. If the products can exist as stereoisomers, show which stereoisomers are formed. a. cis-2-pentene + HCl b. trans-2-pentene + HCl c. 1-ethylcyclohexene + H2O + H2SO4 d. 2,3-dimethyl-3-hexene + H2, Pd/C e. 1,2-dimethylcyclohexene + HCl f. 1,2-dideuteriocyclohexene + H2, Pd/C g. 3,3-dimethyl-1-pentene + Br2/CH2Cl2 h. (E)-3,4@dimethyl-3-heptene + H2, Pd/C i. (Z)-3,4-dimethyl-3-heptene + H2, Pd/C j. 1-chloro-2-ethylcyclohexene + H2 , Pd/Carrow_forward19. Complete the following reactions. a. CH3CH=CHCH3 + H2 C. + Cl₂ FeC 13. Pt CH₂=CHCHCH=CH + 2C12 нансност CH 3 b. d. CH3 CH3C=CH₂ CH3 + 02 sparkarrow_forward7. Complete the following reaction sequence by filling-in the missing reagents or structures (show structure for each step): CH3 CHl2 CH3 Zn(Cu) a. b. H = с. Br Br d. Type here to search DELLarrow_forward
- D. Provide a reasonable mechanism for the following reaction. -CC13 1. NaOH, H₂O 2.H₂O* ooi OHarrow_forward1. Which reaction conditions would be best for turning ethene into ethanol? a.H2O, HBr b. CH3OH, H2SO4 c.CH3OH, HBR d. H2O, H2SO4 2. Which alkene would be non-regioselective in a reaction with HBr? a. 2-ehyl-2-methyl-2-butene b.2-ethyl-3-methyl-2-butene c. 2,3-dimethyl-2-butene d.1,2-dimethyl-2-butenearrow_forward43. Identify the reagent that will produce the following brominated product in greatest amount. Br A. Br2/uv B. Br2/FeBr3 C. NBS D. B12/CC14 44. Under acidic condition, which of the following compounds can not be oxidized by KMnO4. A. toluene B. 2-butene C. methylcyclohexane D. 2-butyne 45. What alkene product can be produced from the reaction of 2-hexyne with Lindlar's catalyst? A. cis-2-Hexene B. trans-2-Hexene C. Hexane D. A and Barrow_forward
- Dimethyl cycloheptene is reacted in a sequence of synthetic steps. Show the compounds formed as intermediates and the final product. Reactant 1 is methyl benzoate. 1.03 Methanol 1. NaOMe 1. NH2CH3 H*, H₂O 2. H₂O₂ H* (cat.) 2.1 2. NaBH4 80 °C, 5 harrow_forward43. Identify the reagent that will produce the following brominated product in greatest amount. Br A. Br₂/uv ? B. Br2/FeBr3 C. NBS D. Br2/CC14 44. Under acidic condition, which of the following compounds can not be oxidized by KMnO4. A. toluene B. 2-butene C. methylcyclohexane D. 2-butynearrow_forward4. Write in the product, including stereochemistry where relevant, for these reactions. a) 3,3-dimethyl-1-butene b) 3,3-dimethyl-1-butene 1. Hg(OAc)2, H₂O 2. NaBH4 H₂ Pdarrow_forward
- The nitration of p-chloronitrobenzene (reaction conditions = HNO3 + H2SO4) forms what product? OA. 2,4-dinitro-1-chlorobenzene O B. 3,4-dinitro-1-chlorobenzene C. p-dinitrobenzene O D. m-dinitrobenzene A US Mar 29 11:01 PRarrow_forward1. Illustrating with equations, indicate how the following substrates or reactants would be converted to their final products. A. Cyclopentene to tert-butoxycyclopentane. B. 7- oxabicyclo[4.1.0]heptane to (1R,2S)-1,2-dimethylcyclohexane C. Oxirane to 1,2-diphenoxyethanearrow_forwardDraw the product(s) of the following reactions. D CH3CH₂-CEC-CH₂CH3 You do not have to consider stereochemistry. Separate multiple products using the + sign from the drop-down mer You do not have to explicitly draw H atoms. • If no reaction occurs, draw the organic starting material. E 8 ***** 1. 1. BH₂ /THF 2. H₂O₂ / aqueous NaOH ** 00-[F FUarrow_forward
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