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Thank you for answer my question, I will rate the best answer! What is the product...
Thank you for answer my question, I will rate the best answer! What is the product for the following reaction? Show a stepwise mechanism. OH OH NaOH Ph H2O, THE 5 °C Ph C. Ph D. O NaOME NaOME MeOH I dil HCI H30+ A Ph3P=CH2 ? ОMe Br Br NaOME O OH OH P+Ph3 Br A. Br C. D. B. COH
Thank you for answer my question, I will rate the best answer! Provide the missing reagent for the following reactions. Provide a stepwise mechanism. ? NH2 A. NH3, A / KOH, 1-pentyl-Br 7H2NNH2 B. KOH, NH3 / LDA, 1-pentanol / NaOH C. NBS, Bra, A / HCl, pentanamide / NaNO2, HCI D. NH3, HCl NaH, 1-pentyl-CI/ KCN OS N OME A. NH3, KOH / NaN20, HCI / aniline, NaOme B. HNO3, H2SO4/HCI, Sn/NaNO2, HCI / anisole C. HNO3, H2SO4/ KOH,...
Thank you for answer my question, I will rate the best answer! Provide the missing reagent for the following reactions. Provide a stepwise mechanism. ? NH2 A. NH3, A / KOH, 1-pentyl-Br 7H2NNH2 B. KOH, NH3 / LDA, 1-pentanol / NaOH C. NBS, Bra, A / HCl, pentanamide / NaNO2, HCI D. NH3, HCl NaH, 1-pentyl-CI/ KCN OS N OME A. NH3, KOH / NaN20, HCI / aniline, NaOme B. HNO3, H2SO4/HCI, Sn/NaNO2, HCI / anisole C. HNO3, H2SO4/ KOH,...
26. Select the product for the transformation indicated: CO Me COMO Meo OME NaoMe MOH CO, Me 7 dil HCI ? OH CO, Me A. C D B. 27. Select the needed sequence of reactions to load from the starting material to the desired product: OH 0 OH A. PCC / Nah, MeOH / LDA, acetaldehyde / dil. HCI ? B. H.CrO4/LDA, Mel / LDA. propanal i dil. HCI C. MCPBA / Nah, MeBr / Nah, propyl-1/KOH D. NBS /...
Thank you for answer my question, I will rate the best answer! What is the product of the following reaction? PCC Mg THE Br MeNH2 NaBH3CN ? 7 H20 ІНСІ H H1 N+ - Me N+H2Me -H au a alt Me A. D.
Thank you for answer my question, I will rate the best answer! What is the product of the following reaction? PCC Mg THE Br MeNH2 NaBH3CN ? 7 H20 ІНСІ H H1 N+ - Me N+H2Me -H au a alt Me A. D.
24. When enones are treated with peroxide under basic conditions, epoxy ketones are formed. Which intermediate is consistent with the mechanism?: 3-OK OK ко, р-он OK KOH HOOH OH ОН "O-OH B. C. D O 25. A key step in the synthesis of a piperidine drug is shown below. Which reagent is needed to allow the reaction to proceed?: ? Eto, Ph NMe A. 2 NaCl C. 2 NaNO, ΟΕΙ Me Ph B. 2NaOEt D. EtOH, 5C CI CI 26....
22. The mixed Claisen reaction shown provides product in only a trace amount. The starting materials are obtained upon isolation. Why? co Me CO2Me NaoMe MeOH CO2Me / dil. HCI Ph A. pka of the propyl ester is too high B. there is only one a-proton C. the benzoate ester is resonance stabilized D. pka of the propyl ester is too low
1) The following mixed Claisen reaction produces only a trace amount of product. The starting materials are obtained upon isolation. Why? CO2Me CO2Me NaOME MeOH CO Me / dil. HCI Ph A. pka of the propyl ester is too high B. there is only one a-proton C. the benzoate ester is resonance stabilized D. pka of the propyl ester is too low 2) Which of the following compounds will be formed from the reaction below: NaOH Ph H2O, THE 5...
30. Select the product for the reaction shown below: HO KOH A. B. C. 31. Provide the final product that results upon completion of the multi-step synthesis shown: NaoMe MeOH NaoMe H30+ / dil A Ph3P=CH2 ? OMe HCI Br Br NaOME O OH OH P+Ph3 Br A. Br C. D. B. CO2H