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- [1] PYRIMIDINE-DERIVATIVES AND RELATED COMPOUNDS .3. SYNTHESIS OF SOME NEW PYRAZOLO[1,5-A]PYRIMIDINES AND PYRAZOLO[3,4-D]PYRIMIDINE DERIVATIVES ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES, 1976, 31 (06): : 795 - 800
- [2] 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
- [4] PYRIMIDINE-DERIVATIVES AND RELATED COMPOUNDS .5. SYNTHESIS OF SOME ISOXAZOLO[2,3-A]PYRIMIDINES - NEW RING-SYSTEM ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES, 1977, 32 (03): : 311 - 314
- [8] PYRIMIDINE-DERIVATIVES AND RELATED COMPOUNDS .7. SYNTHESIS OF SOME NEW PYRAZOLO[1,5-A]-S-TRIAZINES, PYRAZOLO[3,4-C]-AS-TRIAZINES, PYRAZOLO[1,5-A]PYRIMIDINES AND PYRAZOLO[3,4-B]PYRONES ZEITSCHRIFT FUR NATURFORSCHUNG SECTION B-A JOURNAL OF CHEMICAL SCIENCES, 1977, 32 (04): : 430 - 433