HuagongsheHuagongshe Chemistry Print Report · For research reference only
Sodium hydride → A2A receptor antagonist 1
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Sodium hydride | HCID 24758 | — |
| Reactant | alpha-Bromo-o-fluorotoluene | HCID 67968 | — |
| Reactant | 4-(2-Furyl)-1H-pyrazolo[3,4-d]pyrimidine-6-amine | HCID 22015500 | — |
| Solvent | Dimethylformamide | HCID 6228 | — |
| Product | A2A receptor antagonist 1 | HCID 9879687 | 80.8% |
Reaction Steps
A solution of 4-(2-furyl)-1H-pyrazolo[3,4-d]pyrimidine-6-amine (219 mg, 1 mmol) in DMF (2 mL) at 0° C. was treated with NaH (40 mg, 60%, 1 mmol), stirred for 20 min, treated with 2-fluorobenzyl bromide (120 μL, 1 mmol), stirred at room temperature for 1 h, quenched with water, extracted with EtOAc, dried (MgSO4), concentrated in vacuo and purified by chromatography EtOAc:Heptane, 1:4) to give the title compound (250 mg, 76%) as a cream solid.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07087754B2 |
| Source dataset | uspto-grants-2006_08 |
| ORD ID | ord-362e4095935e451682d284f45f1e4e43 |
| Source note | uspto-grants-2006_08 |