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Studies on spiroborate complexes-II. Structural elucidation of biscatechol spiroborate and its analogs by NMR and MS spectroscopy |
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| Authors: | Yoshihisa Okamoto Yuka Takei |
| Affiliation: | Division of Chemistry, College of Liberal Arts and Sciences, Kitasato University, 1-15-1, Kitasato, Sagamihara-shi, Kanagawa-ken 228, Japan Central Research Laboratories, Zeria Pharmaceutical Co. Ltd. 2512-1, Oshikiri, Konanmura, Saitama-ken 360-01, Japan |
| Abstract: | Nine spiroborate complexes (7–15) were analyzed by NMR and MS spectroscopy and the characteristic spectra and fragmentation patterns are reported. On the basis of these results, the structure of Meulenhoff's free acid is re-investigated. |
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