HuagongsheHuagongshe Chemistry Print Report · For research reference only
(4S)-4-(propan-2-yl)-1,3-oxazolidin-2-one → 5-Methyl-3-(pyrazolo[1,5-a]pyrimidin-5-yl)oxazolidin-2-one
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | (4S)-4-(propan-2-yl)-1,3-oxazolidin-2-one | HCID 7157133 | — |
| Reactant | 5-Chloropyrazolo(1,5-a)pyrimidine | HCID 21071759 | — |
| Reactant | 3-Bromo-5-chloropyrazolo(1,5-a)pyrimidine | HCID 45480507 | — |
| Product | 5-Methyl-3-(pyrazolo[1,5-a]pyrimidin-5-yl)oxazolidin-2-one | HCID 67034317 | 48% |
Reaction Steps
5-Methyl-3-(pyrazolo[1,5-a]pyrimidin-5-yl)oxazolidin-2-one (0.170 g, 48%) was prepared by the procedure described in Example 1, Step 4, substituting 5-methyloxazolidin-2-one (0.494 g, 4.88 mmol) for (S)-4-isopropyloxazolidin-2-one and 5-chloropyrazolo[1,5-a]pyrimidine (0.250 g, 1.63 mmol) for 3-bromo-5-chloropyrazolo[1,5-a]pyrimidine.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08865726B2 |
| Source dataset | uspto-grants-2014_10 |
| ORD ID | ord-74cf521dda28412693d2e43de33930ac |
| Source note | uspto-grants-2014_10 |