Research Article

Conformational Analysis in 18-Membered Macrolactones Based on Molecular Modeling

Table 2

Energetic difference and Boltzmann population of different conformational types of complexed macrocycles.

Macrolactone18 symmetric ( ๐‘› 1 = ๐‘› 2 = 5 )18 dissymmetric ( ๐‘› 1 = 4 , ๐‘› 2 = 6 )
Type ฮ” ๐ธ %Type ฮ” ๐ธ %

10.0028.58 0.00 50.1
to 1โ€‰kcal/mol80.3026.5
70.5425.1
21.4719.9 7 4.04 18.8
Sup to1โ€‰kcal/mol 1 4.30 17.6
2 5.39 13.5