The decarboxylation of `beta` - ketoacids, `beta, gamma` - unsaturated acid and geminal diacid proceed through the formation of cyclic transition state in presence of heat.
`CH_(3)-overset(O)overset("||")C-CH_(2)-overset(O)overset("||")C-OHoverset(Delta)rarrCH_(3)-overset(O)overset("||")C-CH_(3)`
Mechanism:
Find the product of following reaction :
A.
B.
C.
D.
