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- [4] PYRIMIDINE-DERIVATIVES AND RELATED-COMPOUNDS .47. A NEW SYNTHESIS OF XANTHINES AND PYRROLO[3,2-D]PYRIMIDINES BY INTRAMOLECULAR CYCLIZATION OF 6-SUBSTITUTED 5-NITROURACIL DERIVATIVES JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1984, (04): : 583 - 588
- [6] PYRIMIDINE-DERIVATIVES AND RELATED-COMPOUNDS .39. A NOVEL CYCLOAROMATIZATION REACTION OF 5-FORMYL-1,3-DIMETHYLURACIL WITH 3-CARBON NUCLEOPHILES - SYNTHESIS OF SUBSTITUTED 4-HYDROXYBENZOATES JOURNAL OF ORGANIC CHEMISTRY, 1981, 46 (20): : 3949 - 3953
- [7] PYRIMIDINE-DERIVATIVES AND RELATED-COMPOUNDS .50. PHOTOCHEMICAL-REACTION OF 5-SUBSTITUTED 6-AZIDO-1,3-DIMETHYLURACILS WITH NUCLEOPHILES - RING TRANSFORMATION OF PYRIMIDINE TO 1,3,5-TRIAZEPINE AND HYDANTOIN RING-SYSTEMS JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1984, (08): : 1719 - 1723
- [10] PYRIMIDINE-DERIVATIVES AND RELATED COMPOUNDS .9. PREPARATION OF 5-AMINOPYRAZOLO[1,5-A]PYRIMIDINES AND OF OXAZINO[4,5-5,6]PYRAZOLO[1,5-A]PYRIMIDINES, A NEW RING-SYSTEM ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES, 1977, 32 (12): : 1478 - 1481