Výsledky vyhledávání - "A. F. Grapov"

ChemInform Abstract: Phosphorylation of Aminoheterocycles and Phosphorotropic Tautomerism

Autor: N. N. Melnikov, V. V. Negrebetskii, L. V. Razvodovskaya, A. F. Grapov

Publikováno v: ChemInform. 21

The reaction of phosphorylation of aminoheterocycles [aminodihydro(iminotetrahydro)-1,3-thiazines, amino(imino)-thiasoli (di)nes, amino (imino)pirroli (di) nes, isoindol (en)- ines] has been studied by means of NMR 1H, 13C, 31P spectroscopy. The proc

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8f1f4375405cf5d84a5ea2ae3cfdc90d
https://doi.org/10.1002/chin.199051270

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Imines of α-(Thiophosphoryl)Thioketones in the Synthesis of Thiophosphorylamidovinylsulfides

Autor: N. N. Melnikov, O. A. Kononova, V. A. Kozlov, A. F. Grapov

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 51:213-213

It was found that N-phenylimine of a-dithiophosphorylace-tophenone in the presence of bases undergoes the isomer-isation into the corresponding thiophosphorylamidovinil-sulphides.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::32251c84f25db0a4c61008b93fce4c2e
https://doi.org/10.1080/10426509008040747

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Phosphorylation of Aminoheterocycles and Phosphorotropic Tautomerism

Autor: N. N. Melnikov, V. V. Negrebetskii, A. F. Grapov, L. V. Razvodovskaya

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 51:191-191

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::92f04e3bbbe7afbd52db22e627e76aa5
https://doi.org/10.1080/10426509008040725

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Tbiophosphoryl-3(5)-Amino-4-Cyano(Ethoxycarbon Yl)Pyrazoles: Synthesis, Structure and Phosphorotropic Equilibrium

Autor: N. N. Melnikov, A. F. Grapov, A. F. Vasilyev, E. B. Putsykina, N. A. Kiseleva, M. V. Erikova, L. V. Razvodovskaya

Publikováno v: Phosphorus, Sulfur, and Silicon and the Related Elements. 51:215-215

Methods of the synthesis of thiophosphorylated 3(5)-amino-4-cyano(ethoxycarbonyl)pyrazoles have been developed as a continuation of the work on phosphorylated aminoheterocy-cles. Two substitution products at the intracyclic N atom of the heterocycles

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c8197add73d784b378ca693230dbb426
https://doi.org/10.1080/10426509008040749

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