Benproperine
Title: Benproperine
CAS Registry Number: 2156-27-6
CAS Name: 1-[1-Methyl-2-[2-(phenylmethyl)phenoxy]ethyl]piperidine
Additional Names: 1-[1-methyl-2-[(a-phenyl-o-tolyl)oxy]ethyl]piperidine; 1-[2-(2-benzylphenoxy)-1-methylethyl]piperidine
Molecular Formula: C21H27NO
Molecular Weight: 309.45
Percent Composition: C 81.51%, H 8.79%, N 4.53%, O 5.17%
Literature References: Prepn: GB 914008; Rubinstein, US 3117059 (1962, 1964 to Aktieselskabet Pharmacia). Pharmacology: Yamatsu et al., Jpn. J. Pharmacol. 17, 538 (1967); N. Tellini, V. De Fina, Boll. Chim. Farm. 109, 476 (1970).
Properties: Liquid. bp0.2 159-161°. LD50 orally in mice: 1087 mg/kg (Tellini, De Fina).
Boiling point: bp0.2 159-161°
Toxicity data: LD50 orally in mice: 1087 mg/kg (Tellini, De Fina)
 
Derivative Type: Trihydrogen phosphate
CAS Registry Number: 19428-14-9
Trademarks: Tussafug (Robugen)
Molecular Formula: C21H27NO.H3PO4
Molecular Weight: 407.44
Percent Composition: C 61.90%, H 7.42%, N 3.44%, O 19.63%, P 7.60%
Properties: Crystals from abs ethanol, mp 150-152°. LD50 orally in mice: 1431 mg/kg (Tellini, De Fina).
Melting point: mp 150-152°
Toxicity data: LD50 orally in mice: 1431 mg/kg (Tellini, De Fina)
 
Derivative Type: Pamoate
CAS Registry Number: 64238-92-2
Additional Names: Benzproperine embonate
Trademarks: Blascorid (Guidotti); Pirexyl (Pfizer)
Molecular Formula: (C21H27NO)2.C23H16O6
Molecular Weight: 1007.26
Percent Composition: C 77.51%, H 7.00%, N 2.78%, O 12.71%
 
Therap-Cat: Antitussive.
Keywords: Antitussive.

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