(CH3CO)₂O Fe Fe H3PO4/heat COCH3 COCH3 Fe + H3COC

Outline a mechanism for the formation of the compound. Please use software to draw the reaction

c. Provide a structure for A and a detailed mechanism for the following transformation. pka pka H3C CH3 NaOEt A CH3Li -tBu + -tBu

6) Give the structures of the compounds A-E in the synthetic sequences below. PBr3, Br2 NH3, excess LOH A B you 1) NaNH2 (1 equiv) H2O, HgSO4 Br2 excess HCECH C D E H2SO4 NaOH excess 2) BuCI (1 equiv)

draw the expected transition state for the reaction of trans,trans -1,4 diphenyl butadiene with maleic anhydride using the endo rule and predict the stereochemistry of the major qnd minor products from the reaction. help me to draw this..

Chemistry

Othesis. teps neceossary to synthesize this compound by yl halide; after that you can add any organic or Dound. →1-hexanol )Consider the following compounds: B = HOCH2CH2CH2CH3 CH3 HC C = CH3CH2CH2OCH2CH2CH3 D = a) Which one(s) could be reduced with NaBH4? b) Which one(s) would give a positive Tollens silver mirror test? c) Which one(s) could be oxidized with CrO3? d) Which one(s) would react with 1 or 2 equivalents CH3M9B to make a npound butyl ethyl ether larger alcohol?