Title: Bethanidine
CAS Registry Number: 55-73-2
CAS Name: N,N¢-Dimethyl-
N¢¢-(phenylmethyl)guanidine
Synonyms: 1-benzyl-2,3-dimethylguanidine;
N-benzyl-
N¢,N¢¢-dimethylguanidine
Molecular Formula: C10H15N3
Molecular Weight: 177.25
Percent Composition: C 67.76%, H 8.53%, N 23.71%
Literature References: Adrenergic neuron blocking agent. Prepn: Walton, Ruffell,
US 3168562 (1965 to Wellcome Found.);
GB 1084461 and
GB 1111564 (1967 and 1968 to Wellcome Found.). Pharmacology: A. L. A. Boura, A. F. Green,
Br. J. Pharmacol. 20, 36 (1963); J. A. Oates
et al., Ann. N.Y. Acad. Sci. 179, 302 (1971). Pharmacokinetics: C. N. Corder,
J. Clin. Pharmacol. 19, 428 (1979). HPLC determn in plasma: J. R. Shipe
et al., Clin. Chem. 29, 1793 (1983). Anti-arrhythmic activity: M. B. Bacaner, D. G. Benditt,
Am. J. Cardiol. 50, 728 (1982); J. C. Somberg
et al., ibid. 54, 343 (1984).
Review: A. F. Green,
Br. J. Clin. Pharmacol. 13, 25-34 (1982).
Properties: Crystals from methanol + ether, mp 195-197°.
Melting point: mp 195-197°
Derivative Type: Hydriodide
Molecular Formula: C10H15N3.HI
Molecular Weight: 305.16
Percent Composition: C 39.36%, H 5.28%, N 13.77%, I 41.59%
Properties: Crystals from ethanol + ether, mp 141-146°.
Melting point: mp 141-146°
Derivative Type: Sulfate
CAS Registry Number: 114-85-2
Synonyms: Benzaidin
Manufacturers' Codes: BW-467C60
Trademarks: Bendogen (Lagap); Benzoxine (Sanwa); Betaling (Tanabe); Betanidol (Tanabe Seiyaku); Esbatal (Burroughs Wellcome); Eusmanid; Hypersin (Zeria); Tenathan (Robins)
Molecular Formula: (C10H15N3)2.H2SO4
Molecular Weight: 452.57
Percent Composition: C 53.08%, H 7.13%, N 18.57%, S 7.09%, O 14.14%
Properties: LD50 in mice (mg/kg): 12 i.v.; 150 i.p.; 260 s.c.; 520 by stomach intubation (Boura, Green).
Toxicity data: LD50 in mice (mg/kg): 12 i.v.; 150 i.p.; 260 s.c.; 520 by stomach intubation (Boura, Green)
Therap-Cat: Antihypertensive.
Keywords: Antihypertensive; Guanidine Derivatives.