What isomers are possible for #"1,3-"(HO_2C)_2C_4H_6#?

1 Answer
anor277
Feb 4, 2018

Well you gots a ring system....

Explanation:

www.burrillandco.com

For the cis isomer, the carboxyl groups are on the SAME SIDE of the ring. And for the trans isomer, the carboxyl groups are on the OPPOSITE SIDES of the ring. Think this doesn't make a difference? Look up the melting points of each isomer...

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