Propose synthetic mechanisms for the 3 reactions below.
Propose synthetic mechanisms for the 3 reactions below. НО (R)-1-phenyl-1,2-ethanediol (S)-1-phenyl-1,2-ethanediol
3. Provide mechanisms for the reactions below. НО H2SO4 you o NaOH
1) Propose a sequence of reactions that efficiently converts the given starting material(s) to the target molecule. Draw the structure of the product formed after each synthetic step. Do not write mechanisms. c) NH2 HN racemic
1) Propose a sequence of reactions that efficiently converts the given starting material(s) to the target molecule. Draw the structure of the product formed after each synthetic step. Do not write mechanisms. c) NH2 HN racemic
1. Propose a sequence of reactions that efficiently converts the given starting material(s) to the target molecule. Draw the structure of the product formed after each synthetic step. Do not write mechanisms a) OEt+ Eto OEt b) Ph он Ph + 4 x Ph--Br Eto Ph Ph Ph
1. Propose a sequence of reactions that efficiently converts the given starting material(s) to the target molecule. Draw the structure of the product formed after each synthetic step. Do not write mechanisms...
1. Propose a sequence of reactions that efficiently converts the
given starting material(s) to the target molecule. Draw the
structure of the product formed after each synthetic step. Do not
write mechanisms.
c) 2x TBSO
c) 2x TBSO
Propose a synthetic strategy for the following
compound.
Exam 3 vers 14) Propose a synthetic strategy for the following compound. Indicate the following (6 pts total): - step that needs to be done to add desired functional group (ex: alkylation; acylation; etc.) - compound required to add desired functional group (ex: CH3CI, etc.) - show the sequence of reactions - include appropriate ancillary reagents (e.g. - FeCl3, AIC13, H2O, etc.) NO2 CH3 (start from benzene)
5. Propose mechanisms for the following reactions (20 points) 1. CH3MgBr OCH CH2HO + CH CH OH
Using your knowledge of the mechanisms of reactions studied in Chapters 4 and 5, propose a detailed mechanism for the reaction below (remember to track the movement of electrons using curved arrows as part of your mechanism). Mechanism:
Draw the structure of the major organic product of these
reactions. Do not write mechanisms.
Но. (h) OH NADH two organic products; write both NHANH2 KOH (i) H H2O heat (1) H H+ CH3 () H.C C12H160 (2) PhCH,CH,Br (3) H307
20 3) Propose plausible mechanisms for two of the following four reactions, including arrows to describe electron flow and all intermediates. o CH,OH H2SO, H20 سلم NH b) crii DINH SOBE CN NH OH HN
Draw the structure of the major organic product of these reactions. Do not write mechanisms. НО. (h) OH + NADH two organic products; write both NH NHA KOH (i) H H20 heat N 1 H (1) O= 오 HT CH3 H, C12H160 (i) (2) PhCH CH Br (3) H20*