共 50 条
- [32] C-13 NUCLEAR MAGNETIC-RESONANCE OF N-HETEROCYCLES .3. C-13 CHEMICAL-SHIFT ASSIGNMENTS OF CARBONYL GROUPS IN PENICILLINS AND CEPHALOSPORINS JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2, 1977, (13): : 1749 - 1752
- [33] C-13 NMR-SPECTRA OF 1,3-DIPYRIDYLPHENYLTHIOUREAS AND PYRIDYLPHENYLTHIOUREAS - CHEMICAL-SHIFT ASSIGNMENTS AND CONFORMATIONAL IMPLICATIONS SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY, 1986, 42 (12): : 1373 - 1378
- [40] C-13 CHEMICAL-SHIFT ASSIGNMENT OF E-HYDROXYAZASTILBENES ORGANIC MAGNETIC RESONANCE, 1984, 22 (04): : 272 - 273