Dipipanone
Title: Dipipanone
CAS Registry Number: 467-83-4
CAS Name: 4,4-Diphenyl-6-(1-piperidinyl)-3-heptanone
Additional Names: dl-4,4-diphenyl-6-piperidinoheptan-3-one; 6-piperidino-4,4-diphenylheptan-3-one; 2-(1-piperidino)-4,4-diphenyl-5-heptanone; phenylpiperone
Manufacturers' Codes: 378C48; Hoechst 10805
Trademarks: Piperidyl Amidone; Pamedon(e); Fenpidon; Pipadone (Burroughs Wellcome)
Molecular Formula: C24H31NO
Molecular Weight: 349.51
Percent Composition: C 82.47%, H 8.94%, N 4.01%, O 4.58%
Literature References: Prepn: Ofner, Walton, J. Chem. Soc. 1950, 2158; GB 654975 (1951 to Wellcome Foundation). Variations of the synthesis using phenyllithium as condensing agent: Kazuhiko, Kubota, Kumamoto Med. J. 12, 304-307 (1960).
 
Derivative Type: Hydrochloride
CAS Registry Number: 856-87-1
Molecular Formula: C24H31NO.HCl
Molecular Weight: 385.97
Percent Composition: C 74.68%, H 8.36%, N 3.63%, O 4.15%, Cl 9.19%
Properties: Minute prisms from wet alcohol-ether, mp 123-126°. Also reported as mp 126-127°.
Melting point: mp 123-126°; mp 126-127°
 
Derivative Type: Hydrobromide
Molecular Formula: C24H31NO.HBr
Molecular Weight: 430.42
Percent Composition: C 66.97%, H 7.49%, N 3.25%, O 3.72%, Br 18.56%
Properties: Crystals from water, mp 103-106°.
Melting point: mp 103-106°
 
NOTE: This is a controlled substance (opiate): 21 CFR, 1308.11.
Therap-Cat: Analgesic (narcotic).
Keywords: Analgesic (Narcotic).

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