Question

build models of the 1R, 2R (or 1S, 2S) stillbene dibromide and 1R, 2S- stillbene dibromide with Spartan Student.

Calculate the relative stabilities (Hf) of these stereoisomers by the semiempirical method.

b) calculate the lengths of the C-C bonds

1) between C#1 and C#2

2) between C#1 and the phenyl C

3) between two pairs of Cs in a phenyl ring

and explain your results

Answer 1