Abstract
4-Amino-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-6-one (5a) was synthesized in 68% yield in a one pot reaction involving the condensation of 5-amino-1-phenylpyrazole-4-carbonitrile with benzoyl isocyanate followed by an annulation with ammonia. © 1991.
| Original language | English |
|---|---|
| Pages (from-to) | 6787-6788 |
| Number of pages | 2 |
| Journal | Tetrahedron Letters |
| Volume | 32 |
| Issue number | 46 |
| DOIs | |
| Publication status | Published - 11 Nov 1991 |
Keywords
- 4-amino-1-phenyl-5H-pyrazolo[3,4-d]pyrimidin-6-one
- isocyanate
- isoguanine analogue
- nucleosides
- ring annulation