+ Draw the structure of the reactant needed to complete the Stille coupling shown below. + Select to Edit Pd(dba)2, PPh, CSF dioxane CH3 SnHa H3C Select to Edit Pd(dba)2, PPh3, CSF dioxane SnHa
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i put the answer in/the structure, but it said it was wrong and i ONLY have ONE more try left.
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- For this question, would both of these products be anti-Markovnikov products? I'm confused why the Markovnikov product with a 1,2-hydride shift wouldn't be displayed here (or for the purposes of the question, it may have been purposely left out)?Please explain using curly arrowsWhich synthetic sequence will give the following overall transformation? how? (1) LDA / THF; (2) CH31; (3) H2 / Pd on C a. H2 / Pd on C b. (1) HBr; (2) CH3LI; (3) H2 / Pd on C C. (1) BH3 / THF; (2) H2O2: (3) CH3LI d. (1) Li / NH3liq): (2) CH3I Oe.
- Please show mechanismB) Please draw the mechanism of formation for ONE of the functional groups. excess C6H₂O₂ IR = 1720 cm-1 ¹H-NMR 2.65 (s. 8H) HO _OH H* catalyst C10H1604 ¹H-NMR 3.8 (s, 8H) 1.75 (s, 8H)I H Ph Br In an E2 elimination reaction, the leaving group and the hydrogen atom must be anti-coplanar for this concerted reaction to occur. ||| Identify which of the following structures has the hydrogen atom and the leaving group aligned anti-coplanar. CH3 Ph Ph H TI F H || OH H Ph H CH3 CH3 Br Ph Br A) I B) II C) III
- Give detailed Solution with explanation needed with reaction mechanism. don't give Handwritten answer3. Explain, giving structures of important reaction intermediates and transition states, the stereochemical outcome of each of the following reactions. a) & 1) LDA/THF/-78°C 3) acidify (cold) R major (racemic) OH Ph + minor (racemic) OH Ph11) In electrophilic aromatic substitution reactions the nitro group is: A) a m-director since it destabilizes the meta sigma complex more than the ortho, para. B) a m-director since it destabilizes the meta sigma complex less than the ortho, para. C) an o,p-director since it stabilizes the ortho, para sigma complex more than the meta. D) an o,p-director since it stabilizes the ortho, para sigma complex less than the meta. E) none of the above.
- Please answer completely will give rating surely Complete explaination neededDraw the major organic product of the reaction shown. (CH3CH2)3N (CH3)2CHCH,CHCOZ (CH3)3COČOČOC(CH3)3 + * NH3 You do not have to consider stereochemistry. • Do not include counter-ions, e.g., Na", I", in your answer. Draw only the product derived from the amino acid.Solve Q5 and Q6 with detailed expalantion