Back to results
US 2025/0051318 A1Published application
Processes For The Preparation Of Oxadiazolylamino Benzodiazepine Derivatives
AssigneeEnanta Pharmaceuticals, Inc.
InventorsScott CRAWFORD, Weipeng HU, Joseph HELBLE, Cody SHEPPARD, Tao WANG
Life of this patent
Estimating the term…
Abstract
The present invention relates to processes for preparing Compound (I): or a pharmaceutically acceptable salt or solvate thereof. Compound (I) and pharmaceutical compositions are useful as Respiratory Syncytial Virus (RSV) inhibitors.
Claims16
A process for producing Compound (I),
- said process comprising the steps of
- (a) reacting compound (A) with 1,1′-carbonyldiimidazole, to produce compound (B):
- (b) reacting compound (B) with compound (W), to produce compound (C):
- and
- (c) reacting compound (C) with a dehydration agent selected from the group consisting of N,N-dimethylsulfamoyl chloride, methyl N-(triethylammoniumsulfonyl) carbamate, phosphorus trichloride, and phosphorus pentachloride, to produce Compound (I):
2 more elements
Dependencies are inferred from the claim text.