Question icon
Grade 11Organic Chemistry

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

Profile image of Nitesh Gupta
9 Years agoGrade 11
Answers icon

1 Answer

Profile image of Umakant biswal
9 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