Predict the products and stereochemistry for the following reduction reaction NaBH4 (a) EtOH H2 Lindlar catalyst (b) 3-Hexyne H2 Ni₂B (P-2) (c) 3-Hexyne Na CEC- NH3 (d)
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- 6, Which one of the following alcohols can not be made by unimolecular nucleophilic substitution (SN,) of an alkyl halide with H2O? benzyl alcohol Ph:COH cydohexanol (CH32CHOH 1-propanol A В C EProvide the mechanism for the following reaction (1) PhMgBr (2 equiv) (2) H3O+ workup OHWrite the mechanism, as well as the structure of intermediate A and product B, for the following reaction. -CO₂Me A OOH B
- * Predict the products for the following reduction reaction by LiAlH4 and NaBH4 and explain why the differences exist. ⠀ MeO (a) (b) NaBH4 EtOH 1) LiAlH4 MeO 2) H+Provide the product and mechanism for the reaction: ОН Cro, H,SO, H,0Draw the main organic product formed in each of the following reactions: i NaOH (a) (b) O + H₂O OCH 3 OCH 3 + NH3 + CH3CH₂OH OCH3 HCI attach to this assignment.
- Which of the following synthesis reactions of organohalide occurs via electrophilic addition? (A) reaction of chlorine with propane B reaction of chlorine with propene reaction of thionyl chloride with propan-2-ol (D) all choices14. When propylene reacts with hydrogen bromide in the presence of a peroxide initiator, which of the following structures are formed during the mechanism? (A) Br Br (B) (C) Br H• (D)Nonconjugated , -unsaturated ketones, such as 3-cyclohexenone, are in an acid-catalyzed equilibrium with their conjugated , -unsaturated isomers. Propose a mechanism for this isomerization.
- Predict the products from reaction of 2-hexyne with the following reagents:(a) 2 equiv Br2(b) 1 equiv HBr(c) Excess HBr(d) Li in NH3(e) H2O, H2SO4, HgSO4What is the major organic product obtained from the following reaction? H₂Cr₂O7 H₂SO4, H₂O OH A) 1-butene, CH3CH2CH-CH₂ B) butanal, CH3CH₂CH₂CHO C) butanone, CH3CH₂COCH3 D) butanoic acid, CH3CH2₂CH₂COOHPredict the product of the following reaction and name the product H₂C CH3 OH conc. H₂SO4 Explain the mechanism by which this reaction proceeds