HuagongsheHuagongshe Chemistry Print Report · For research reference only
Trifluoroacetic acid → 4-(7-Fluoro-4-oxo-8-pyrrolidin-1-yl-4,5-dihydro-3H-benzo[b][1,4]diazepin-2-yl)-pyridine-2-carbonitrile
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Trifluoroacetic acid | HCID 6422 | — |
| Reactant | {2-[3-(2-Cyano-pyridin-4-yl)-3-oxo-propionylamino]-4-fluoro-5-pyrrolidin-1-yl-phenyl}-carbamic acid tert.-butyl ester | HCID 86586839 | — |
| Solvent | Dichloromethane | HCID 6344 | — |
| Product | 4-(7-Fluoro-4-oxo-8-pyrrolidin-1-yl-4,5-dihydro-3H-benzo[b][1,4]diazepin-2-yl)-pyridine-2-carbonitrile | HCID 18613481 | — |
Reaction Steps
The title compound was prepared from {2-[3-(2-cyano-pyridin-4-yl)-3-oxo-propionylamino]-4-fluoro-5-pyrrolidin-1-yl-phenyl}-carbamic acid tert.-butyl ester (Example M47) by treatment with TFA in CH2Cl2 according to the general procedure N. Obtained as an orange solid (54 mg).
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US06544985B2 |
| Source dataset | uspto-grants-2003_04 |
| ORD ID | ord-40ec3743141042fc859849a8d523fcec |
| Source note | uspto-grants-2003_04 |