Domino synthesis of 3-amino-8-hydroxy-1,6-dioxo-2,7-diazaspiro[4.4]non-3-ene-4-carbonitriles
摘要:
The domino reactions of 4-oxoalkane-1,1,2,2-tetracarbonitriles with water afford 3-amino-8-hydroxy-1,6-dioxo-2,7-diazaspiro[4.4]non-3-ene-4-carbonitriles in good yields. (C) 2013 Elsevier Ltd. All rights reserved.
Directed synthesis of alkyl-substitued pyrrolo[3,4-c]pyrrole-1,3,4,6-tetraones
作者:S. V. Fedoseev、O. V. Ershov、M. Y. Belikov、K. V. Lipin、O. E. Nasakin、V. A. Tafeenko
DOI:10.1134/s107042801311016x
日期:2013.11
Reactions of 3-amino-8-hydroxy-1,6-dioxo-2,7-diazaspiro[4.4]non-3-ene-4-carbonitriles with aqueous hydrohalic acid led to the formation of alkyl-substituted pyrrolo[3,4-c]-pyrrole-1,3,4,6-tetraones.
Synthesis of 3-amino-8-hydroxy-1,6-dioxo-4-cyano-2,7-diazaspiro[4.4]non-3-en-2-ides ammonium salts
作者:S. V. Fedoseev、O. V. Ershov、M. Yu. Belikov、V. A. Tafeenko
DOI:10.1134/s107042801608008x
日期:2016.8
Reaction of 3-amino-8-hydroxy-1,6-dioxo-2,7-diazaspiro[4.4]non-3-en-4-carbonitriles with amines in 2-propanol at room temperature provided the corresponding ammonium salts of 3-amino-8-hydroxy-1,6-dioxo-4-cyano-2,7-diazaspiro[4.4]non-3-en-2-ides.
Domino synthesis of 3-amino-8-hydroxy-1,6-dioxo-2,7-diazaspiro[4.4]non-3-ene-4-carbonitriles
作者:Sergey V. Fedoseev、Oleg V. Ershov、Mikhail Yu. Belikov、Konstantin V. Lipin、Ivan N. Bardasov、Oleg E. Nasakin、Viktor A. Tafeenko
DOI:10.1016/j.tetlet.2013.02.043
日期:2013.4
The domino reactions of 4-oxoalkane-1,1,2,2-tetracarbonitriles with water afford 3-amino-8-hydroxy-1,6-dioxo-2,7-diazaspiro[4.4]non-3-ene-4-carbonitriles in good yields. (C) 2013 Elsevier Ltd. All rights reserved.
Iminothiolactone-thiolactam rearrangement in the synthesis of 4-amino-6-thioxo-3,7,9-triazatricyclo-[6.2.1.01,5]undec-4-ene-2,10-diones
作者:Sergey V. Fedoseev、Mikhail Yu. Belikov、Oleg V. Ershov、Victor A. Tafeenko
DOI:10.1007/s10593-017-2167-9
日期:2017.9
The reaction of 4-amino-8-hydroxy-1,6-dioxo-2,7-diazaspiro[4.4]non-3-ene-4-carbonitriles with Lawesson's reagent proceeded as an iminothiolactone-thiolactam rearrangement, leading to the formation of 4-amino-6-thioxo-3,7,9-triazatricyclo[6.2.1.01,5]undec-4-ene-2,10-diones.