The states of active hydrogens, the hinderedrotation within molecules and the kinetic phenomena of tautomerism have also been discussed.
还对分子内的受阻旋转、活泼氢状态以及互变异构体的动力学现象作了讨论。
2
It was also shown that the hinderedrotation of 4-phenyl in the molecule of 2, 4, 6-triphenyl pyrylium salt is unfavorable to its fluorescence emission.