作者:F. A. Akbutina、S. A. Yumagulova、E. V. Vasil'eva、M. S. Miftakhov
DOI:10.1023/a:1019691929160
日期:——
New captodative polyheterofunctionalized cyclopentenones from 2,3,5-Trichloro-4,4-dimethoxy-5-(2-methylfuran-3-yl)cyclopent-2-en-1-one and secondary amines
作者:F. A. Gimalova、E. M. Minnibaeva、M. S. Miftakhov
DOI:10.1134/s1070428007110115
日期:2007.11
2,3,5-Trichloro-4,4-dimethoxy-5-(2-methylfuran-3-yl)cyclopent-2-en-1-one reacted with secondary amines to give unusual Ad(N)E-substitution-fragmentation products, 5-[(1Z,2E)-1-acetyl-3-dialkylaminoprop-2-en-1-ylidene]-3-dialkylamino-2-chloro-4,4-dimethoxycyclopent-2-en-1-ones.
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作者:F. A. Akbutina、S. A. Yumagulova、A. A. Fatykhov、M. S. Miftakhov
DOI:10.1023/a:1019690424811
日期:——
The reactions of 2,3,5-trichloro- and 2,5-dichloro-3-furfuryloxy-5-(2-methyl-3-furyl)4.4-dimethoxycyclopent-2-en-1-ones with diethylamine or morpholine result in the decyclization of the 2-methylfuran substituent, giving the corresponding products in good yields.
5-Furyl-2-cyclopentene-1,3-diones from 5,5-dimethoxytetrachlorocyclopentadiene and furfuryl alcohol
作者:G. A. Tolstikov、S. A. Ismailov、R. M. Khalikov、M. S. Miftakhov
DOI:10.1007/bf00963519
日期:1991.10
Specificity of the reaction of 2,3-dichloro-4,4-dimethoxy-5-(2-methylfuran-3-yl)cyclopent-2-en-1-one with amines
作者:F. A. Gimalova、E. M. Minnibaeva、E. M. Vyrypaev、M. S. Miftakhov
DOI:10.1134/s1070428008030147
日期:2008.3
2,3-Dichloro-4,4-dimethoxy-5-(2-methylfuran-3-yl)cyclopent-2-en-1-one reacted with diethyl-and dipropylamines to give products of AdNE replacement of the chlorine atom at the vinylic C3 atom and substitutive opening of the furan ring with simultaneous deprotection of the dimethyl acetal moiety in the 2,3-dichlorocyclopentenone fragment.