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- [22] DETERMINATION OF RING INVERSION BARRIERS FOR 1H,3H-NAPHTHO[1,8-CD]-PYRAN AND ITS METHYL-SUBSTITUTED DERIVATIVES BY MOLECULAR MECHANICS CALCULATIONS AND DYNAMIC NUCLEAR MAGNETIC-RESONANCE SPECTROSCOPY JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, 1981, (04): : 741 - 746
- [23] STEREOSPECIFIC TRANS-ANNULAR CYCLIZATION OF (Z)-THIACYCLOOCT-4-ENES AND (E)-THIACYCLOOCT-4-ENES - SYNTHESIS AND C-13 NUCLEAR MAGNETIC-RESONANCE SPECTRA OF SUBSTITUTED CIS-1-THIONIABICYCLO[3.3.0]OCTANE SALTS - CONFORMATIONAL-ANALYSIS (FORCE-FIELD) OF (E)-THIACYCLOOCT-4-ENE AND ITS 2-METHYL DERIVATIVES AND 3-METHYL DERIVATIVESSU JOURNAL OF ORGANIC CHEMISTRY, 1980, 45 (13): : 2641 - 2649