Ishmaeva E.; Ovchinnikov V.; Pudovik A.
(1978)
1. We were the first to determine the group dipole moment of the 4,4,5,5-tetramethyl-2-oxo-1,3,2-dioxaphospholane ring, which is directed toward the exocyclic bond of phosphorus at an angle of 81°. 2. The 5,5-dimethyl-2- ...