The main reaction, RC≡CRH2−−−−−−−−−−−→Lindlar′scatalyst gives the main product as ?
A
cis-alkene
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B
trans-alkene
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C
alkane
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D
None of these.
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Solution
The correct option is A cis-alkene The lindlar's catalyst is used to reduce alkynes to alkenes. Here, because of the presence of this catalyst, the product obtained is cis-alkene(using this catalyst always gives cis- alkene.