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- Draw the mechanism ffrom benzaldehyde to this using: i)NaBH4 ii)TsCl, py iii)NaCN iiii)H+, H2OWhich substituent is the strongest deactivator to EAS reactions? -NO2 -Cl -CH3 -OHReaction of (CH3)3CCHO with (C6H5)3P=C(CH3)OCH3, followed by treatment with aqueous acid, affords R (C7H14O). R has a strong absorption in its IR spectrum at 1717 cm−1 and three singlets in its 1H NMR spectrum at 1.02 (9 H), 2.13 (3 H), and 2.33 (2 H) ppm. What is the structure of R? We will learn about this reaction in Chapter 18.
- Select the major product for the reaction below.When 2-bromo-3-phenylbutane is treated with sodium methoxide, two alkenes result (by E2 elimination). The Zaitsevproduct predominates.(a) Draw the reaction, showing the major and minor productsWhat order of reagents should be used to synthesize the following product from methylcyclopentane?(A) Br2(B) Br2, hv(C) KOH, heat
