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Number of optical active isomers of 2,3 dibromobutate is??

Number of optical active isomers of 2,3 dibromobutate is??

Grade:11

1 Answers

Umakant biswal
5349 Points
7 years ago
dear nitesh 
2,3 dibromobutane is a exception , here as per the normal formula its 2^2 = 4 but , 
there will be 1 isomer that will be meso , and meso is not optically active , so, we have to substract it 
so, in total you have 3 optical isomer which are active also . 
HOPE IT CLEARS 
REGARDS

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