Benfurodil Hemisuccinate

Title: Benfurodil Hemisuccinate
CAS Registry Number: 3447-95-8
CAS Name: Butanedioic acid mono[1-[5-(2,5-dihydro-5-oxo-3-furanyl)-3-methyl-2-benzofuranyl]ethyl] ester
Additional Names: succinic acid monoester with 4-[2-(1-hydroxyethyl)-3-methyl-5-benzofuranyl]-2(5H)-furanone; 2-[1-(succinoyloxy)ethyl]-3-methyl-5-(2-oxo-2,5-dihydro-4-furyl)benzo[b]furan; 2-(1-hydroxyethyl)-b-(hydroxymethyl)-3-methyl-5-benzofuranacrylic acid g-lactone hydrogen succinate; benzofurodil
Trademarks: Eucilat (Sanofi)
Molecular Formula: C19H18O7
Molecular Weight: 358.34
Percent Composition: C 63.68%, H 5.06%, O 31.25%
Literature References: Prepn: J. Schmitt, FR 1408721; idem, US 3355463 (1965, 1967 to Clin-Byla). Prepn and toxicity: J. Schmitt et al., Bull. Soc. Chim. Fr. 1967, 74. Synthesis and pharmacology: eidem, Chim. Ther. 1, 305 (1966).
Properties: White to pale yellow crystals from ethyl acetate, mp 144°. Sol in alkaline solns. LD50 in mice: 550 mg/kg orally (Schmitt).
Melting point: mp 144°
Toxicity data: LD50 in mice: 550 mg/kg orally (Schmitt)
Therap-Cat: Vasodilator (peripheral).
Keywords: Cardiotonic; Vasodilator (Coronary).
Status: This monograph has been retired and is no longer subject to revision or update.
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