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- [2] 5-Anilino-3-benzylsulfanyl-6-(3-chloroanilino)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 2012, 68 : O2895 - +
- [3] VERSATILE SYNTHESIS OF 6-ALKYL-1H-PRYAZOLO[3,4-D]PYRIMIDIN-4[5H]-ONES AND 6-ARYL-1H-PYRAZOLO[3,4-D]PYRIMIDIN-4[5H]-ONES INDIAN JOURNAL OF CHEMISTRY SECTION B-ORGANIC CHEMISTRY INCLUDING MEDICINAL CHEMISTRY, 1992, 31 (03): : 163 - 166
- [8] 5-(Pyridin-4-ylmethyl)-1H-pyrazolo-[ 3,4-d]pyrimidin-4(5H)-one ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 2011, 67 : O1926 - U2015
- [9] 1-(2-Chloroethyl)-1H-pyrazolo[3,4-d]pyrimidin-4(5H)-one ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, 2012, 68 : O2083 - +
- [10] Methyl (4-oxo-1-phenyl-4,5-dihydro-1H-pyrazolo[3,4-d] pyrimidin-5-yl)acetate ACTA CRYSTALLOGRAPHICA SECTION E-STRUCTURE REPORTS ONLINE, 2007, 63 : O2566 - U1040