say for each to 2. (21 p ) Provide the reagents, solvents, and the reaction transformation...

Question

Question

Answer 1

Answer #1

A. Alcohol to alkyl halide ---》 1)SOCl2,DMF,dichloro methane, 0-5°C. OR PCl3/PCl5,dichloro methane.

B. Alkyne to ketone using H2O,H2SO4,HgSO4 the enolate form in the reaction which gives two products.

C. Ester to alcohol --------》 1) 2*CH3CH2.Mg.Br , Ether,0-5°C

D. Alcohol to ether ----------》1) H2SO4,H+ OR 1) strong base KOH or NaOH.to form alcoxide 2) Ph-CHBr-CH3, THF,0-5°C.

E. Alkyne to cis alkene ------》1) Lindlars catalyst,H2 gas pressure.

F. Primary alcohol to aldehyde -----------》 Its a oxidation reaction of alcohol. CrO3 or pyridinium chloro chromate PCC,FMF

G.Baeyers reagent condition,Alkaline KMnO4,[O],H-OH at 298K temp. Which oxidised the alkyne to resp.keron and carboxylic acid.

Answer 2

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