HuagongsheHuagongshe Chemistry Print Report · For research reference only
Diphenyl Ether → HCID 178515555, compound
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Diphenyl Ether | HCID 7583 | — |
| Reactant | 1,5-Diphenylpyrazolo[1,5-a]pyrimidin-7(1H)-one | HCID 13359100 | — |
| Product | HCID 178515555 | HCID 178515555 | — |
Reaction Steps
6.5 g. of 1,5-diphenylpyrazolo[1,5-a]pyrimidin7(1H)-one (0.0226 mol.) and 18 g. of diphenyl ether are heated at 250°-260° for 90 minutes. After standing overnight, the crystallized 2,6-diphenyl-2H-pyrazolo[3,4-b]pyridin-4-ol is filtered off, washed with ethanol and dried at 80°, yield: 6.1 g. (94%); m.p. 280°-281°.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04129738 |
| Source dataset | uspto-grants-1978_12 |
| ORD ID | ord-55ee440295be45aaac4d501a4bc28f2f |
| Source note | uspto-grants-1978_12 |