142071-82-7Relevant articles and documents
Five-membered 2,3-dioxo heterocycles: XCVIII.* [4 + 2]-cycloaddition of alkyl vinyl ethers to 3-aroyl-1H-pyrrolo[2,1-c][1,4]benzoxazine-1,2,4- triones. A new synthetic approach to heteroanalogs of 13(14→8)-abeo steroids
Stepanova,Aliev,Maslivets
, p. 1762 - 1767 (2013)
3-Aroyl-1H-pyrrolo[2,1-c][1,4]benzoxazine-1,2,4-triones reacted with alkyl vinyl ethers according to the [4 + 2]-cycloaddition pattern with formation of substituted (1S*,16R*)- and (1R*,16R*)-16-alkoxy-14- aryl-3,15-dioxa-10-azatetracyclo[8.7.0.01,13.04,9
FIVE-MEMBERED 2,3-DIOXOHETEROCYCLES. XXXIII. SYNTHESIS OF 3-AROYL-1,2-DIHYDRO-4H-PYRROLOBENZOXAZINE-1,2,4-TRIONES AND THEIR REACTION WITH WATER AND ALCOHOLS
Maslivets, A. N.,Mashevskaya, I. V.,Krasnykh, O. P.,Shurov, S. N.,Andreichikov, Yu. S.
, p. 2056 - 2062 (2007/10/02)
3-Aroyl-1,2-dihydro-4H-pyrrolobenzoxazine-1,2,4-triones, obtained from 3-phenacylidene-3,4-dihydro-2H-1,4-benzoxazin-2-ones and oxalyl chloride, react with water and alcohols with the formation of 2,3a-dihydroxy- and 3a-alkoxy-2-hydroxy-3-aroyl-3a,4-dihydro-1H-pyrrolobenzoxazine-1,4-diones.