HuagongsheHuagongshe Chemistry Print Report · For research reference only
Trifluoroacetic acid → 2-[4-(5-Chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-[(2R)-tetrahydrofuran-2-yl]propanoic acid
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | Trifluoroacetic acid | HCID 6422 | — |
| Reactant | tert-Butyl 2-[4-(5-chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-[(2R)-tetrahydrofuran-2-yl]propanoate | HCID 117622954 | — |
| Product | 2-[4-(5-Chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-[(2R)-tetrahydrofuran-2-yl]propanoic acid | HCID 117622854 | — |
Reaction Steps
625 mg (purity 76%, 1.0 mmol) of tert-butyl 2-[4-(5-chloro-2-cyanophenyl)-5-methoxy-2-oxopyridin-1(2H)-yl]-3-[(2R)-tetrahydrofuran-2-yl]propanoate (mixture of enantiomerically pure diastereomers 1 and 2) were hydrolysed with TFA according to General Method 6A. Yield: 585 mg (purity 73%, quant.)
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US09434690B2 |
| Source dataset | uspto-grants-2016_09 |
| ORD ID | ord-68bdfbf6ba204bc6a656927dcc0b7981 |
| Source note | uspto-grants-2016_09 |