Measurement of the CD spectra of (αS)-3-sec-butyldiazirine, (5S)-5-methyl-1,2-diazaspiro [2.5] oct-1-ene, (4R,7R)-4-isopropyl-7-methyl-1,2-diazaspiro [2.5] oct-1-ene, 3-azi-5α-cholestane, and 3-azi-5α-androstan-17β-yl benzoate and computations on gauche-3-ethyldiazirine suggest that the Cotton effect of the long wavelength (350-370 nm) absorption obeys an octant rule
(αS)-3-sec-丁基二
氮丙啶、(5S)-5-methyl-1,2-diazaspiro [2.5] oct-1-ene, (4R,7R)-4-isopropyl-7- 的 CD 光谱的测量甲基-1,2-二氮杂螺 [2.5] oct-1-ene、3-azi-
5α-胆甾烷和 3-azi-5α-androstan-17β-yl benzoate 和对 gauche-3-ethyldiazirine 的计算表明 Cotton 效应长波长 (350-370 nm) 吸收服从八分圆规则