Cuspareine
Title: Cuspareine
CAS Registry Number: 442-33-1
CAS Name: 2-[2-(3,4-Dimethoxyphenyl)ethyl]-1,2,3,4-tetrahydro-1-methylquinoline
Molecular Formula: C20H25NO2
Molecular Weight: 311.42
Percent Composition: C 77.14%, H 8.09%, N 4.50%, O 10.28%
Literature References: From Angostura bark (Cusparia trifoliata (Willd.) Engl., Rutaceae): Tröger, Runne, Arch. Pharm. 249, 174 (1911); Späth, Pikl, Monatsh. Chem. 55, 352 (1930). Structure: Schläger, Leeb, ibid. 81, 714 (1950). Synthesis: Stanek, ibid. 88, 250 (1957).
Properties: Crystals from ether, mp 56°. [a]D20 -20.4° (c = 6.8 in abs ethanol).
Melting point: mp 56°
Optical Rotation: [a]D20 -20.4° (c = 6.8 in abs ethanol)
 
Derivative Type: Methyliodide
Molecular Formula: C20H25NO2.CH3I
Molecular Weight: 453.36
Percent Composition: C 55.63%, H 6.23%, N 3.09%, O 7.06%, I 27.99%
Properties: Crystals, mp 156°.
Melting point: mp 156°
 
 
Status: This monograph has been retired and is no longer subject to revision or update.

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