共 21 条
- [21] DETERMINATION OF ROTATIONAL BARRIERS OF C(SP2)-C(SP3) BONDS IN 2-ARYLPIPERIDINES .3. PROTON DYNAMIC NUCLEAR-MAGNETIC-RESONANCE STUDIES AND MOLECULAR MECHANICS CALCULATIONS OF THE 1,2,2-TRIMETHYL-6-(3,4,5-TRIMETHOXYPHENYL)-4-PIPERIDONE AND 1,5,5-TRIMETHYL-2-(3,4,5-TRIMETHOXYPHENYL)-4-PIPERIDONE [J]. JOURNAL OF ORGANIC CHEMISTRY, 1990, 55 (08) : 2307 - 2311