High degree of antimalarial activity (ca. 100 times as active as Quinine) but use limited by toxicity. Also shows antipyretic and emetic activities; an effective coccidiostat. Various synthetic analogues show similar activities and much lower toxicity. Antineoplastic agent. Possesses schizonticide props.. Toxicity: LD50(mus, orl) 2.74 mg/kg. LD50(mus, ivn) 10mg/kg.
굴 절 율
[α]25 D = +6° (C 0.5,CHCl3)
UV_CHART
(λmax, nm) (EtOH):225, 266, 275, 302
HNMR_CHART
(D2O,100 MHz) δ:(as acetate dihydrochloride): 1.5-2.4(4H, m, CH2CH2), 2.20(1H, s, CH3CO), 3.0-3.6(2H, m, NCH2), 3.43(2H, d, 7, CH2CO), 3.98(1H, q, 7, NCH), 4.75(1H, s, OH or NH), 5.0(1H, m, OCH), 5.26(2H, s, NCH2CO), 7.65-8.24(4H, m, aromatic protons), 8.91(1H, s, N= CHN)
참고문헌
· JB. Koepfli et al., J. Am. Chem. Soc., 69, 1837, 1947(uv)
· DF. Barringer et al., J. Org. Chem., 38, 1933, 1937, 1973(pmr)
· FA. Kuehl et al., J. Am. Chem. Soc., 70, 2091, 1948
· F. Ablondi et al., J. Org. Chem., 17, 14, 1952
· BR. Baker et al., J. Org. Chem., 20, 136, 1955
· S. Johne, Alkaloids (N.Y.), 29, 129, 1986
· LE. Burgess et al., Tetrahedron Lett., 37, 3255, 1996