Title:  Piribedil 
CAS Registry Number:  3605-01-4 
CAS Name:  2-[4-(1,3-Benzodioxol-5-ylmethyl)-1-piperazinyl]pyrimidine 
Additional Names:  2-(4-piperonyl-1-piperazinyl)pyrimidine;  2-[4-(3,4-methylenedioxybenzyl)piperazino]pyrimidine;  1-(2-pyrimidyl)-4-piperonylpiperazine;  1-(2¢¢-pyrimidyl)-4-(methylene-3¢,4¢-dioxybenzyl)piperazine 
Manufacturers' Codes:  ET-495;  EU-4200 
Trademarks:  Trivastal (Itherapia) 
Molecular Formula:  C16H18N4O2 
Molecular Weight:  298.34 
Percent Composition:  C 64.41%, H 6.08%, N 18.78%, O 10.73% 
Literature References:  Central dopaminergic agonist.  Prepn:  NL 6413349; G. Regnier et al., US 3299067; eidem, GB 1101425 (1965, 1967, 1968 all to Sci. Union et Cie-Soc. Franc. Rech. Med.); G. Regnier et al., J. Med. Chem. 11, 1151 (1968).  Activity in man:  R. Royer, Proc. 3rd Int. Pharmacol. Meet. 3, R. K. Richards, Ed. (Pergamon Press, New York, 1968) pp 45-55.  Pharmacology:  M. Laubie et al., Eur. J. Pharmacol. 6, 75 (1969).  Metabolism:  D. B. Campbell et al., Adv. Neurol. 3, 199 (1973).  Review of mechanism of action:  P. Jenner, J. Neurol. 239, Suppl. 1, S2-S8 (1992). 
Properties:  Crystals from anhydr ethanol, mp 98°.  LD50 in mice (mg/kg):  88 i.v., 690 i.p., 1460 orally (Laubie). 
Melting point:  mp 98° 
Toxicity data:  LD50 in mice (mg/kg):  88 i.v., 690 i.p., 1460 orally (Laubie) 
Therap-Cat:  Vasodilator (peripheral). 
Keywords:  Vasodilator (Peripheral).   |