| Bioactivity | Posovolone (Co 134444) is an orally active, neuroactive steroid. Posovolone has anticonvulsant and anxiolytic-like activity as well as ataxic effects[1]. | ||||||||||||
| Invitro | In mice, Co 134444 (0.5-10 mg/kg, IP, 15 min; 1-60 mg/kg, PO; 30 min) demonstrates efficacy against pentylenetetrazol (PTZ)-induced seizures with an ED50 of 3.3 mg/kg after IP administration and 9.8 mg/kg orally. Similarly, protection against maximal electroshock (MES) is observed with an ED50 of 4.8 mg/kg IP and 20.6 mg/kg PO. In rats, Co134444 (10-40 mg/kg; PO; 30 min) protects against PTZ-induced seizures and MES-induced seizures with an ED50 of 23.6 mg/kg and 25.3 mg/kg, respectively[1]. | ||||||||||||
| Name | Posovolone | ||||||||||||
| CAS | 256955-84-7 | ||||||||||||
| Formula | C26H40N2O3 | ||||||||||||
| Molar Mass | 428.61 | ||||||||||||
| Appearance | Solid | ||||||||||||
| Transport | Room temperature in continental US; may vary elsewhere. | ||||||||||||
| Storage |
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| Reference | [1]. Vanover KE, et al. Behavioral characterization of Co 134444 (3alpha-hydroxy-21-(1'-imidazolyl)-3beta-methoxymethyl-5alpha- pregnan-20-one), a novel sedative-hypnotic neuroactive steroid. Psychopharmacology (Berl). 2001;155(3):285-291. |
Posovolone
CAS: 256955-84-7 F: C26H40N2O3 W: 428.61
Posovolone (Co 134444) is an orally active, neuroactive steroid. Posovolone has anticonvulsant and anxiolytic-like activ
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