Compounds of the formula
wherein
or
and Q is O. S or SO2; R. R,, R2, R3, R4 are H or various organic groups, or R, can be halogen; R5, R6, R7. R8 and R9 are various organic groups;
式中的化合物 其中 或 和 Q 是 O. S 或 SO2;R. R、、R2、R3、R4 是 H 或各种有机基团,或 R 可以是卤素;R5、R6、R7、R8 和 R9 是各种有机基团;
Synthesis of amino-substituted 2-methylcoumarins, chromans, and benzoxepanes and their N-(alkylaminoacyl) derivatives
作者:V. K. Daukshas、O. Yu. Pyatrauskas、G. V. Purvanyatskas
DOI:10.1007/bf00761981
日期:1987.3
Acetylation, bromination, and nitration of benzoxaheterocycles and synthesis of ?-aminoketones from acetyl derivatives
作者:V. K. Daukshas、O. Yu. Pyatrauskas、�. B. Udrenaite、P. G. Gaidyalis、G. A. Gasperavichene
DOI:10.1007/bf00513564
日期:1984.8
DAUKSHAS, V. K.;PYATRAUSKAS, O. YU.;UDRENAJTE, EH. B.;GAJDYALIS, P. G.;GA+, XIMIYA GETEROTSIKL. SOEDIN., 1984, N 8, 1035-1038
作者:DAUKSHAS, V. K.、PYATRAUSKAS, O. YU.、UDRENAJTE, EH. B.、GAJDYALIS, P. G.、GA+
DOI:——
日期:——
DAUKSHAS V. K.; PYATRAUSKAS O. YU.; PURVANYATSKAS G. V., XIMIYA GETEROTSIKL. SOED.,(1987) N 3, 320-324
作者:DAUKSHAS V. K.、 PYATRAUSKAS O. YU.、 PURVANYATSKAS G. V.