PMO-NH/saccharin composite: an efficient metal-free catalyst for the synthesis of spiropyrazolo[3,4- b ]pyridines and pyrazolopyrido[2,3- d ]pyrimidines
Scientific Reports, Published online: 26 August 2026; doi:10.1038/s41598-026-65678-z PMO-NH/saccharin composite: an efficient metal-free catalyst for the synthesis of spiropyrazolo[3,4- b ]pyridines and pyrazolopyrido[2,3- d ]pyrimidines
We haven't written up this one. Scientific Reports has the full story — the link below goes straight to it.