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.