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UB CHE 201 8&9B
Alkene and Alkyne. Given Reactant and Product Give Reagent
Question | Answer |
---|---|
alkene --> markovnikov alkyl halide | H-X |
alkene --> anti-markovnikov alkyl halide | H-Br, peroxides |
alkene --> markovnikov alcohol | H20, H+ |
alkene ---> anti-markovnikov alcohol | 1) BH3*THF, 2) H2O2, OH- |
alkene ---> syn addition alkane | H2 and Pt, Pd, or Ni |
alkene --> anti addition alkyl dihalide | X2 |
alkene ---> anti addition markovnikov halohydrin | X2, H20 |
alkene --> epoxide | peroxyacid, example: MCPBA |
epoxide --> anti gycol | H+, H2O |
alkene --> anti glycol | 1) peroxyacid, 2) H+ H2O |
alkene ---> syn glycol | KMnO4 (cold, dilute), OH-, H2O |
alkene --> syn glycol | OsO4 , H2O2 |
Alkene -->ozonide | O3 |
ozonide --> ketones and aldehydes | (CH3)2S |
alkene ---> ketones and aldehydes | 1) O3, 2) (CH3)2S |
alkene --> ketones and acids | KMnO4 (warm) |
acetylide ---> acetylide anion | NaNH2 |
acetylide anion --->alkyne | R-X |
acetylide anion ---> alcohol | carbonyl group containing compound (formaldehyde, aldehyde, or ketone) |
alkyne ---> alkane | 2H2, Pt, Pd, or Ni |
alkyne --> cis alkene | H2, Pd/BaSO4, quinoline (lindlar's catalyst) |
alkyne --> trans alkene | Na, NH3 |
alkyne --> haloalkane (4 X) | 2X2 |
alkyne ---> geminal haloalkane (markovnikov) | 2 H-X |
alkyne ---> (vinyl alcohol <--> ketone), markovnikov | HgSO4, H2SO4 |
alkyne ---> (vinyl alcohol <--> aldehyde), anti-markovnikov | 1)SiaBH*THF, 2) H2O2, NaOH |
alkyne --> alpha-diketone | KMnO4, H2O, Neutral |
alkyne ---> carboxylic acids | O3, H2O |