Flavopereirine

Title: Flavopereirine
CAS Registry Number: 486-18-0
CAS Name: 3-Ethyl-12H-indolo[2,3-a]quinolizin-5-ium inner salt
Additional Names: melinonine G
Molecular Formula: C17H14N2
Molecular Weight: 246.31
Percent Composition: C 82.90%, H 5.73%, N 11.37%
Literature References: From Strychnos melinoniana Baillon., Loganiaceae: Bächli et al., Helv. Chim. Acta 40, 1167 (1957); from Geissospermum vellosii Baillon., Apocynaceae: Rapoport et al., J. Am. Chem. Soc. 80, 1601 (1958). Bertho et al., Ber. 91, 2581 (1958). Structure: Bejar et al., Compt. Rend. 244, 2066 (1957). Synthesis: Le Hir et al., Bull. Soc. Chim. Fr. 1958, 551; Prasad, Swan, J. Chem. Soc. 1958, 2024; G. W. Gribble, D. A. Johnson, Tetrahedron Lett. 28, 5259 (1987); of perchlorate: J. Ninomiyo et al., Heterocycles 9, 1527 (1978).
Properties: Orange crystals from acetone, mp 233-235°. uv max (ethanol): 230, 238, 248, 294, 351, 390 nm (log e 4.40, 4.43, 4.39, 4.14, 4.25, 4.14).
Melting point: mp 233-235°
Absorption maximum: uv max (ethanol): 230, 238, 248, 294, 351, 390 nm (log e 4.40, 4.43, 4.39, 4.14, 4.25, 4.14)
Derivative Type: Perchlorate
Molecular Formula: C17H15ClN2O4
Molecular Weight: 346.77
Percent Composition: C 58.88%, H 4.36%, Cl 10.22%, N 8.08%, O 18.46%
Properties: Crystals from methanol, mp 307-308°. uv max (0.015N HCl-ethanol): 238, 294, 350, 389 nm (log e 4.57, 4.22, 4.31, 4.21).
Melting point: mp 307-308°
Absorption maximum: uv max (0.015N HCl-ethanol): 238, 294, 350, 389 nm (log e 4.57, 4.22, 4.31, 4.21)
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