For each compound, give the product(s) expected from (1) HgSO4>H2SO4@catalyzedhydration and (2) hydroboration–oxidation.(a) hex-1-yne (b) hex-2-yne(c) hex-3-yne
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For each compound, give the product(s) expected from (1) HgSO4>H2SO4@catalyzed
hydration and (2) hydroboration–oxidation.
(a) hex-1-yne (b) hex-2-yne
(c) hex-3-yne
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- For each compound, give the product(s) expected from (1) HgSO4>H2SO4@catalyzedhydration and (2) hydroboration–oxidation.(a) hex-1-ynea) Provide a mechanism that accounts for the product formed in the following reaction. OH CH H" ► 1-ethoxy-1-methyleyclohexane + CH,CH,OH b) Show the structure of the product(s) formed in the following reaction and write the mechanism for the reaction. OH CH + (CH;);COH4. identify the structure of A and B in the following synthetic scheme: Write out complete reactions for each step, showing the structure of all reactants and products. (a) cyclohexanol +Na2Cr2O7/H2SO4, H2O -------> A (b) A + Et2NH/H2SO4 ----->B
- Provide the structure of the product(s) with stereochemisty if appropriate. If multiple products indicate major product or if products are formed in equal amounts. If there is no reaction expected explain why. (a) OH HIO4 (the protecting group is remained) CHO H HOH2C OH (b) CHO -ОН NaCN # HO -H H -OH CH₂OH (c) CHO HO- -H HO -H NH₂OH 張一 H -OH H -OH CH₂OH i) Ba(OH)2 ii) MeOH, H₂SO4 NaOAc Ac₂0 NaOMe MeOH(a) (b) HO N N-H Catalytic H+ (-H₂O) ? (c) NH2 HO N (d)1. Draw the structure of all reactants and product for the following reactions. (a) 2-methyl-1-iodocyclopentane + NaOCH3 ------>A (b) A + (1) Hg(OAc)2, H2O/(2) NaBH4 ------>
- For each compound, give the product(s) expected from (1) HgSO4>H2SO4@catalyzedhydration and (2) hydroboration–oxidation. cyclodecynePlease give the main substitution product for each of the following reactions, and indicate the dominant mechanism: (a) 1-bromopropane + NaOCH3 → (b) 3-bromo-3-methylpentane + NaOC2H5 →Predict the products of reaction of pent-1-yne with the following reagents.(a) 1 equivalent of HCl (b) 2 equivalents of HCl (c) excess H2, Ni(d) H2, Pd>BaSO4, quinoline
- Give the structure of the principal product(s) when each of the following alcohols reactswith (1) Na2Cr2O7>H2SO4, (2) PCC, (3) DMP, and (4) 1 equiv NaOCl-TEMPO.(a) octan-1-ol (b) octan-3-ol(c) 4-hydroxydecanal (d) 1-methylcyclohexan-1,4-diolb) Refer to the following equation to answer Q3b (i), (ii) and (iii). CH3 H,SO, Н—с—он C-CH3 ? + H2O Но- ČH3 (i) Determine the product of the above reaction. (ii) Name the above reaction. (iii) Propose the mechanism for the above reaction.(1)Draw a structural formula for the more stable carbocation intermediate formed in the reaction shown. CH;CH2 CH2CH,CH3 С—С + HI H (a) CH3 CH;CH CH2CH3 C=C HCI + CH3 (b)