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Phentolamine CAS Registry Number: 50-60-2 酚妥拉明

CAS Name: 3-[[(4,5-Dihydro-1H-imidazol-2-yl)methyl](4-methylphenyl)amino]phenol
Additional Names: 2-[N-(m-hydroxyphenyl)-p-toluidinomethyl]imidazoline; 2-(m-hydroxy-N-p-tolylanilinomethyl)-2-imidazoline; 2-(N'-p-tolyl-N'-m-hydroxyphenylaminomethyl)-2-imidazolinePercent Composition: C 72.57%, H 6.81%, N 14.94%, O 5.69%

📌 参考资料/链接：
Literature References: a-Adrenergic blocker. Prepn: K. Miescher et al., US 2503059 (1950 to Ciba); E. Urech et al., Helv. Chim. Acta 33, 1386 (1950). Pharmacology and toxicity: R. Meier et al., Proc. Soc. Exp. Biol. Med. 71, 70 (1949). HPLC determn in biological samples: B. D. Kerger et al., Anal. Biochem. 170, 145 (1988). Diagnostic use: G. Spergel et al., J. Am. Med. Assoc. 211, 266 (1970). Review of pharmacology and therapeutic applications: L. Gould, C. V. R. Reddy, Am. Heart J. 92, 397-402 (1976). Clinical efficacy of combination with papaverine in impotence: A. Bechara et al., J. Urol. 157, 2132 (1997).

📄 详细内容

Properties: Crystals, mp 174-175°.
Melting point: mp 174-175°
Derivative Type: Hydrochloride
CAS Registry Number: 73-05-2
Percent Composition: C 64.25%, H 6.34%, N 13.22%, O 5.03%, Cl 11.16%
Properties: Bitter crystals, mp 239-240°. One gram dissolves in 50 ml water, in 70 ml alcohol. Very slightly sol in chloroform. Practically insol in acetone, ethyl acetate. pH of 1% aq soln 4.5-5.5. Aq solns cannot be stored. LD50 in rats (mg/kg): 75 i.v.; 275 s.c.; 1250 orally (Meier).
Melting point: mp 239-240°
Toxicity data: LD50 in rats (mg/kg): 75 i.v.; 275 s.c.; 1250 orally (Meier)
Derivative Type: Methanesulfonate
CAS Registry Number: 65-28-1
Additional Names: Phentolamine mesylate
Trademarks: Regitine (Novartis); Rogitine (Novartis)
Percent Composition: C 57.28%, H 6.14%, N 11.13%, O 16.95%, S 8.49%
Properties: Crystals, mp 177-181°. One gram dissolves in 50 ml water, 23 ml alcohol, 660 ml chloroform. pH of 1% aq soln 4.5-5.5. Aq solns cannot be stored.
Melting point: mp 177-181°
Therap-Cat: Antihypertensive in treatment of pheochromocytoma; diagnostic aid (pheochromocytoma). In treatment of male erectile dysfunction.
Keywords: Antihypertensive; Imidazole Derivatives; Antipheochromocytoma; Diagnostic Aid.
产品链接: 50-60-2››

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