| Cas No.: | 2307458-82-6 |
| Chemical Name: | (R)-9-(2,5-difluorophenethyl)-4-ethyl-2-methyl-1-oxa-4,9-diazaspiro[5.5]undecan-3-one |
| Synonyms: | EST73502; EST 73502; EST-73502 |
| SMILES: | O=C1[C@@H](C)OC2(CCN(CCC3C(F)=CC=C(F)C=3)CC2)CN1CC.Cl |
| Formula: | C19H27ClF2N2O2 |
| M.Wt: | 388.88 |
| Purity: | >98% |
| Sotrage: | 2 years -20°C Powder, 2 weeks 4°C in DMSO, 6 months -80°C in DMSO |
| Publication: | Discovery of EST73502, a Dual μ-Opioid Receptor Agonist and σ 1 Receptor Antagonist Clinical Candidate for the Treatment of Pain--J Med Chem . 2020 Oct 16. doi: 10.1021/acs.jmedchem.0c01127 |
| Description: | EST73502 is a dual μ-opioid receptor agonist and σ1 receptor antagonist with Ki of 64 nM and 118 nM, respectively. |

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