Title: Cusparine
CAS Registry Number: 529-92-0
CAS Name: 2-[2-(1,3-Benzodioxol-5-yl)ethyl]-4-methoxyquinoline
Molecular Formula: C19H17NO3
Molecular Weight: 307.34
Percent Composition: C 74.25%, H 5.58%, N 4.56%, O 15.62%
Literature References: From Angostura bark: Tröger, Runne, Arch. Pharm. 249, 174 (1911); Späth, Pikl, Monatsh. Chem. 55, 352 (1930). Synthesis from 2-methyl-4-methoxyquinoline and piperonal: Späth, Brunner, Ber. 57, 1243 (1924).
Properties: Apparently trimorphous. White or yellow needles from petr ether, mp 92°, or amber prisms, mp 110-122°. Freely sol in organic solvents; practically insol in water.
Melting point: mp 92°; mp 110-122°
Status: This monograph has been retired and is no longer subject to revision or update.

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