| Title:  Sabcomeline CAS Registry Number:  159912-53-5 CAS Name:  R-(Z)-a-(Methoxyimino)-1-azabicyclo[2.2.2]octane-3-acetonitrile Manufacturers' Codes:  SB-202026 Molecular Formula:  C10H15N3O Molecular Weight:  193.25 Percent Composition:  C 62.15%, H 7.82%, N 21.74%, O 8.28% Literature References:  Selective muscarinic M1-receptor partial agonist.  Prepn:  B. S. Orlek et al., EP 392803; eidem, US 5278170; (1990, 1994 both to Beecham); S. M. Bromidge et al., J. Med. Chem. 40, 4265 (1997).  Pharmacology:  J. M. Loudon et al., J. Pharmacol. Exp. Ther. 283, 1059 (1997).  Cognition improvement in rats:  H. Hodges et al., Behav. Brain Res. 99, 81 (1999). Properties:  White crystals from methanol-acetone, mp 154-156°.  [a]D20 +14.4° (c = 0.424 in EtOH). Melting point:  mp 154-156° Optical Rotation:  [a]D20 +14.4° (c = 0.424 in EtOH)   Derivative Type:  Hydrochloride  CAS Registry Number:  159912-58-0 Trademarks:  Memric (GSK) Molecular Formula:  C10H15N3O.HCl Molecular Weight:  229.71 Percent Composition:  C 52.29%, H 7.02%, N 18.29%, O 6.97%, Cl 15.43% Properties:  mp 218-219°.  [a]D20 +25.3° (c = 1.00 in EtOH). Melting point:  mp 218-219° Optical Rotation:  [a]D20 +25.3° (c = 1.00 in EtOH)   Therap-Cat:  Nootropic Keywords:  Nootropic.  |