CONDENSATION OF 4-AZAFLUORENONE AND 9-PHENACYLIDENE-4-AZAFLUORENE WITH ACETOPHENONE. SYNTHESIS OF 3′-OXO-SPIRO-[4-AZAFLUORENE-9,1′-INDANE] СтатьяProstakov N.S., Makuli M., Mikhailova N.M., Sergeeva N.D., Obynochnyi A.A.Chemistry of Heterocyclic Compounds. Том 24. 1988. С. 1024-1027
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SYNTHESIS OF SPIRO COMPOUNDS WITH 3-METHYL-2-AZAFLUORENE, INDAN, PYRAZOLINE, AND CYCLOPROPANE FRAGMENTS ON THE BASIS OF 3-METHYL-9-PHENYLETHYNYL-2-AZAFLUOREN-9-OL СтатьяProstakov N.S., Makuli M., Mikhailova N.M., Abubakr H., Sergeeva N.D., Obynochnyi A.A.Chemistry of Heterocyclic Compounds. Том 21. 1985. С. 449-452
SYNTHESIS OF SPIRANES WITH FRAGMENTS OF 3-METHYL-2-AZAFLUORENE AND INDANE, PYRAZOLINE, CYCLOPROPANE BASED ON 3-METHYL-9-PHENYLETHYNYL-2-AZAFLUOREN-9-OL СтатьяPROSTAKOV N.S., MAKULI M., MIKHAILVOA N.M., ABUBAKR K., SERGEYEVA N.D., OBYNOCHNYI A.A.Химия гетероциклических соединений. 1985. С. 539-541
PREPARATION OF 9-PHENYLETHYNYL-4-AZAFLUOREN-9-OL AND 9-PHENACYLIDENE-4-AZAFLUORENE AND THEIR CONVERSION TO SPIRO COMPOUNDS СтатьяProstakov N.S., Makuli M., Mikhailova N.M., Sergeeva N.D.Chemistry of Heterocyclic Compounds. Том 20. 1984. С. 413-416