HuagongsheHuagongshe Chemistry Print Report · For research reference only
4-(3,4-Difluorophenyl)piperidine hydrochloride → 6-[4-(3,4-Difluorophenyl)piperidine-1-carbonyl]-7-(2,5-dimethylphenylamino)-3-ethoxycarbonylpyrazolo[1,5-a]pyrimidine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 4-(3,4-Difluorophenyl)piperidine hydrochloride | HCID 46735549 | — |
| Reactant | 7-(2,5-Dimethylphenylamino)-3-ethoxycarbonylpyrazolo[1,5-a]pyrimidine-6-carboxylic acid | HCID 67540739 | — |
| Product | 6-[4-(3,4-Difluorophenyl)piperidine-1-carbonyl]-7-(2,5-dimethylphenylamino)-3-ethoxycarbonylpyrazolo[1,5-a]pyrimidine | HCID 67540383 | 70.1% |
Reaction Steps
In the same manner as in Example 21, step 5 and using 7-(2,5-dimethylphenylamino)-3-ethoxycarbonylpyrazolo[1,5-a]pyrimidine-6-carboxylic acid (220 mg, 0.62 mmol) obtained in step 2 and 4-(3,4-difluorophenyl)piperidine hydrochloride (WO2004/069798, 217 mg, 0.93 mmol), the title compound (232 mg, 70%) was obtained.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08729264B2 |
| Source dataset | uspto-grants-2014_05 |
| ORD ID | ord-d7aec61cae654bf1baa604d265c3ba54 |
| Source note | uspto-grants-2014_05 |