Mavacamten (MYK-461)

Chemical Information
Mavacamten is a myosin inhibitor indicated for the treatment of adults with symptomatic New York Heart Association (NYHA) class II-III obstructive hypertrophic cardiomyopathy (HCM). It received initial US FDA approval in 2022, and it is one of the first myosin inhibitors to be used in humans. Mavacamten was also approved by Health Canada in October 2022 and by EMA in July 2023 for the same indication.
| CAS Number | 1642288-47-8 |
| PubChem CID | 117761397 |
| IUPAC Name | 6-[[(1S)-1-phenylethyl]amino]-3-propan-2-yl-1H-pyrimidine-2,4-dione |
| Molecular Formula | C15H19N3O2 |
| Molecular Weight | 273.33 |
| XLogP | 2.1 |
| Topological Polar Surface Area | 61.4 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 4 |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| Complexity | 411 |
| Property | Value |
|---|---|
| Molecular Weight | 273.33 |
| XLogP3 | 2.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 4 |
| Exact Mass | 273.147726857 |
| Monoisotopic Mass | 273.147726857 |
| Topological Polar Surface Area | 61.4 Ų |
| Heavy Atom Count | 20 |
| Formal Charge | 0 |
| Complexity | 411 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 1 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
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