TL;DR: ethisterone (CAS 47165-57-1) is a chemical compound with molecular formula C21H28O2 and molecular weight 312.20892 g/mol, supplied by CoreyChem (Career Henan Chemical Co., Ltd.) with ISO-certified quality and global shipping.
(17R)-17-ethynyl-17-hydroxy-10,13-dimethyl-2,6,7,8,9,11,12,14,15,16-decahydro-1H-cyclopenta[a]phenanthren-3-one
Also Known As: ethisterone, Aethisteronum, Pregneninolone, Syngestrotabs, Aethisteron
| Molecular Formula | C21H28O2 |
| Molecular Weight | 312.20892 g/mol |
| XLogP | 3.5 |
| Topological Polar Surface Area (TPSA) | 37.3 Ų |
| Hydrogen Bond Donors | 1 |
| Hydrogen Bond Acceptors | 2 |
| Rotatable Bonds | 1 |
| Exact Mass | 312.20892 Da |
| Heavy Atoms | 23 |
| Complexity | 637.0 |
| SMILES | CC12CCC(=O)C=C1CCC3C2CCC4(C3CC[C@]4(C#C)O)C |
| InChIKey | CHNXZKVNWQUJIB-KQMXEUTGSA-N |
The XLogP value of 3.5 indicates that ethisterone is lipophilic (fat-soluble), which may influence its absorption, distribution, and formulation strategy. With a topological polar surface area (TPSA) of 37.3 Ų, ethisterone exhibits relatively low polarity, potentially indicating favorable cell membrane permeability. Following Lipinski's Rule of Five, ethisterone has 1 hydrogen bond donor(s) and 2 hydrogen bond acceptor(s), all within the drug-like range, suggesting favorable oral bioavailability potential.
The CAS number of ethisterone is 47165-57-1.
The molecular formula of ethisterone is C21H28O2.
The molecular weight of ethisterone is 312.20892 g/mol.
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