| Title:  Sarizotan CAS Registry Number:  351862-32-3 CAS Name:  N-[[(2R)-3,4-Dihydro-2H-1-benzopyran-2-yl]methyl]-5-(4-fluorophenyl)-3-pyridinemethanamine Additional Names:  (R)-(-)-2-[5-(4-fluorophenyl)-3-pyridylmethylaminomethyl]chromane;  (R)-(-)-1-N-[5-(4-fluorophenyl)-3-pyridylmethyl]-N-2-chromanylmethylamine Manufacturers' Codes:  EMD-77697 Molecular Formula:  C22H21FN2O Molecular Weight:  348.41 Percent Composition:  C 75.84%, H 6.08%, F 5.45%, N 8.04%, O 4.59% Literature References:  Dual serotonin 5-HT1A receptor agonist and dopamine D2 receptor antagonist.  Prepn:  H. Böttcher et al., EP 707007; eidem, US 5767132 (1996, 1998 both to Merck Patent GmbH).  PET receptor binding study:  E. A. Rabiner et al., J. Psychopharmacol. 16, 195 (2002).  Neurochemical profile:  G. D. Bartoszyk et al., J. Neural Transm. 111, 113 (2004).  Clinical evaluation in dyskinesia in Parkinson's disease:  C. W. Olanow et al., Clin. Neuropharmacol. 27, 58 (2004); W. Bara-Jimenez et al., Mov. Disord. 20, 932 (2005).   Derivative Type:  Dihydrochloride  CAS Registry Number:  177976-12-4 Manufacturers' Codes:  EMD-128130 Molecular Formula:  C22H21FN2O.2HCl Molecular Weight:  421.34 Percent Composition:  C 62.71%, H 5.50%, F 4.51%, N 6.65%, O 3.80%, Cl 16.83% Properties:  mp 234-235°.  [a]20 -65° (c = 1 in methanol). Melting point:  mp 234-235° Optical Rotation:  [a]20 -65° (c = 1 in methanol)   Therap-Cat:  Antidyskinetic. Keywords:  Antidyskinetic; Serotonin Receptor Agonist; Dopamine Receptor Antagonist.  |