Organic Chemistry
Show how the following transformations can be accomplished.(i) oct-2-yne to cis-oct-2-ene.(ii) hex-2-yne to trans-hex-2-ene.
The given alkyne is shown below:
Draw the product(s) expected when the alkyne is treated with H 2, Pd/C.
Determine the product(s) formed in a reaction between H 2, Pd-CaCO3, Pd(OAc)2, quinoline (Lindlar's catalyst), and the alkyne given below.
Draw the product(s) formed under the given reagents and conditions for the following alkynes: Na⁰, NH 3(liquid), ―33°C.
What product would be formed in the alkyne reduction given below?
What product would be formed in the alkyne reduction shown below?
What product would be obtained in the alkyne reduction shown below?
What alkyne would be reduced to make the trans-alkene given below?
What alkyne would be reduced to give the trans-alkene shown below?
What alkyne would be reduced to yield the trans-alkene shown below?
What product would be obtained when the following alkyne is subjected to hydrogenation with a poisoned catalyst?
What product would be formed when the following alkyne is subjected to hydrogenation with a poisoned catalyst?
Draw the product obtained when the given alkyne is subjected to hydrogenation with a poisoned catalyst.
What alkyne would be hydrogenated to give the cis-alkene given below?
The hydrogenation reaction of an alkyne using the Lindlar catalyst always gives a cis-alkene. Explain why.
Determine the product of the given hydrogenation reaction.
Determine the reagent that can be used to perform the reaction given below.
Determine the stereoisomers produced by the reactions indicated below.
Determine the major product formed in a reaction between 3-hexyne and excess H2 in the presence of Pd/C.
Determine the major product formed in a reaction between H2/Lindlar's catalyst and 3-hexyne.
