C-Curarine III

Title: C-Curarine III
CAS Registry Number: 6866-93-9
Additional Names: C-Fluorocurarine
Molecular Formula: [C20H23N2O]+
Literature References: From calabash-curare: Wieland et al., Ann. 547, 140 (1941); Schmid et al., Helv. Chim. Acta 35, 1864 (1952); Zürcher et al., J. Am. Chem. Soc. 80, 1500 (1958). Identity with C-fluorocurarine: Philipsborn et al., Helv. Chim. Acta 41, 1257 (1958). Structure: Philipsborn et al., ibid. 42, 461 (1959). Synthesis from C-curarine I: Boekelheide et al., J. Am. Chem. Soc. 81, 2256 (1959); from strychnine: Fritz et al., Ann. 663, 150 (1963).
Derivative Type: Chloride
Molecular Formula: C20H23ClN2O
Molecular Weight: 342.86
Percent Composition: C 70.06%, H 6.76%, Cl 10.34%, N 8.17%, O 4.67%
Properties: Rods from abs alcohol, dec 270-274°. [a]D20 -937° (water). uv max (methanol): 240, 300, 360 nm (log e 4.00, 3.60, 4.23).
Optical Rotation: [a]D20 -937° (water)
Absorption maximum: uv max (methanol): 240, 300, 360 nm (log e 4.00, 3.60, 4.23)
Status: This monograph has been retired and is no longer subject to revision or update.
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