Revefenacin
Chemical compound
From Wikipedia, the free encyclopedia
Revefenacin, sold under the brand name Yupelri, is a medication for the treatment of chronic obstructive pulmonary disease (COPD). It was approved for use in the United States in 2018.[1] It was developed by Theravance Biopharma and is marketed by Mylan. Revefenacin is formulated as a solution that is nebulized and inhaled.[2]
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| Trade names | Yupelri |
| AHFS/Drugs.com | Monograph |
| MedlinePlus | a619009 |
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| Routes of administration | Inhalation |
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| Formula | C35H43N5O4 |
| Molar mass | 597.760 g·mol−1 |
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Revefenacin is a bronchodilator that exerts its effect as a long-acting muscarinic antagonist.[3]
Society and culture
Synthesis
The synthesis of revefenacin was recently reported.[6]

The reaction between 1-benzylpiperidin-4-ol [4727-72-4] (1) and 1-isocyanato-2-phenylbenzene [605-677-1] (2) gave the urethane [171723-80-1]. Next acid transfer hydrogenation cleaved the benzyl protecting group to give [171722-92-2] (3). The reductive amination with Cbz-sarcosinal [107201-33-2] (4). Catalytic hydrogenation then removed the Cbz group to give [743460-48-2] (5). Amide formation with 4-formylbenzoic acid [619-66-9] (6) gave [864760-28-1] (7). Lastly, a reductive amination reaction with isonipecotamide [39546-32-2] (8) completed the synthesis of revefenacin (9).