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α,β-Unsaturated ketones based on allobetulone |
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| Authors: | N L Babak I M Gella A N Semenenko S V Shishkina O V Shishkin V I Musatov V V Lipson |
| Institution: | 1. Institute for Single Crystals, National Academy of Sciences of Ukraine, pr. Lenina 60, Kharkiv, 61001, Ukraine 2. Karazin Kharkiv National University, pl. Svobody 4, Kharkiv, 61022, Ukraine 3. Danilevskii Institute of Endocrine Pathology Problems, National Academy of Medical Sciences of Ukraine, ul. Artema 10, Kharkiv, 61002, Ukraine |
| Abstract: | Crotonization of allobetulone with aromatic and heteroaromatic aldehydes gave a number of new α,β-unsaturated ketones of the lupane series, and their steric structure was determined by X-ray analysis of (E)-4-(3-oxoallobetulan-2-ylidene)methyl]benzonitrile as an example. |
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