Azido–tetrazole tautomerism of pyrano[3,4-c]pyridine derivatives
- 作者: Paronikyan E.G.1, Dashyan S.S.1, Minasyan N.S.2, Stepanyan G.M.1
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隶属关系:
- Mndzhoyan Institute of Fine Organic Chemistry, Scientific Technological Center of Organic and Pharmaceutical Chemistry
- Molecular Structure Research Center, Scientific Technological Center of Organic and Pharmaceutical Chemistry
- 期: 卷 53, 编号 6 (2017)
- 页面: 941-945
- 栏目: Article
- URL: https://journals.rcsi.science/1070-4280/article/view/216449
- DOI: https://doi.org/10.1134/S1070428017060215
- ID: 216449
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详细
Treatment of N-aryl-8-hydrazinylpyrano[3,4-c]pyridine-5-carbonitriles with sodium nitrite in acetic acid afforded the corresponding 8-azido derivatives existing in solution as equilibrium mixtures with cyclic tetrazole tautomer whose fraction attains 48%. Lower solvent polarity and elevated temperature favor increased fraction of the azido tautomer.
作者简介
E. Paronikyan
Mndzhoyan Institute of Fine Organic Chemistry, Scientific Technological Center of Organic and Pharmaceutical Chemistry
Email: Shdashyan@gmail.com
亚美尼亚, pr. Azatutyan 26, Yerevan, 0014
Sh. Dashyan
Mndzhoyan Institute of Fine Organic Chemistry, Scientific Technological Center of Organic and Pharmaceutical Chemistry
编辑信件的主要联系方式.
Email: Shdashyan@gmail.com
亚美尼亚, pr. Azatutyan 26, Yerevan, 0014
N. Minasyan
Molecular Structure Research Center, Scientific Technological Center of Organic and Pharmaceutical Chemistry
Email: Shdashyan@gmail.com
亚美尼亚, pr. Azatutyan 26, Yerevan, 0014
G. Stepanyan
Mndzhoyan Institute of Fine Organic Chemistry, Scientific Technological Center of Organic and Pharmaceutical Chemistry
Email: Shdashyan@gmail.com
亚美尼亚, pr. Azatutyan 26, Yerevan, 0014
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