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Grignard Reaction, 3-hexanol retrosynthesis explain two mtheds.
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- Click the "draw structure" button to launch the drawing utility. Hi What cyclic product is formed when the 1,5-dicarbonyl compound below is treated with aqueous OH? Solu Guided ces draw structure ...Click the "draw structure" button to launch the drawing utility. H What cyclic product is formed when the 1,5-dicarbonyl compound below is treated with aqueous OH? Solu Guided ces draw structure ...Grignard reaction, 3-hexanol retrosynthesis, explain two methods.
- Saquinavir (trade name Incirase) belongs to a class of drugs called protease inhibitors, which are used to treat HIV. Locate all the stereogenic centers in the drug saquinavir. H. H. N. N. H. NH2 OH O: saquinavir Trade name: Invirase NH O:Identify compounds A and B, two synthetic intermediates in the 1979 synthesis of the plant growth hormone gibberellic acid by Corey and Smith. Gibberellic acid induces cell division and elongation, thus making plants tall and leaves large.a) Write out the first 3 steps only(to the tetrahedral intermediate shown) in the 6-step arrow pushing mechanism showing how ethyl propanoate is hydrolyzed in acid to form propanoic acidand ethanol. b) NaOH/H2O also serveto hydrolyze an ester; briefly explain why NaOH/H2Ois generally preferable.
- (a) Draw two different halo ketones that can form A by an intramolecularalkylation reaction. (b) How can A be synthesized by an acetoacetic estersynthesis?Draw the products formed when p-methylaniline (p-CH3C6H4NH2) istreated with following reagent. Part (b), then CH3COCl, AlCl3Click the "draw structure" button to launch the drawing utility. Draw the product formed wvhen the following compound is treated with two equivalents of CH3CH,CH,CH,MgBr followed by H,O. of OCH, draw structure ...
- Vitamin C is a stable enediol. Draw the structure of the two ketotautomers in equilibrium with the enediol, and explain why the enediol ismore stable than the other tautomersa) Define saponification.b) The following reactivity order has been found for the saponification of alkyl acetatesby aqueous NaOH. Explain.1) Explain why electrophilic aromatic substitution in Pyrrole takes place at C-2 positions whereas, in Pyridine it takes place at C-3 position? 2) LDA is the base of choice for carbonyl compound to completely convert into enolate. Why? 3) List the following esters in order of decreasing reactivities towards hydrolysis with reason:Methyl benzoate, p-cyano methyl benzoate and p-hydroxy methyl benzoate