| Title:  Metocurine Iodide CAS Registry Number:  7601-55-0 CAS Name:  6,6¢,7¢,12¢-Tetramethoxy-2,2,2¢,2¢-tetramethyltubocuraranium diiodide Additional Names:  (+)-O,O¢-dimethylchondrocurarine diiodide;  d-tubocurarine iodide dimethyl ether;  dimethyl tubocurarine iodide;  tubocurarine dimethyl ether iodide Trademarks:  Metubine Iodide (Lilly) Molecular Formula:  C40H48I2N2O6 Molecular Weight:  906.63 Percent Composition:  C 52.99%, H 5.34%, I 27.99%, N 3.09%, O 10.59% Literature References:  Prepd by methylation of d-tubocurarine with methyl iodide. Properties:  Crystals, dec 257-267°.  [a]D22 +148 to +158° (c = 0.25).  uv max:  280 nm.  (E1%1cm 74).  Slightly soluble in water (about 300 mg/100 ml), in dil HCl, in dil NaOH.  Very slightly sol in alcohol; practically insol in benzene, chloroform, ether. Optical Rotation:  [a]D22 +148 to +158° (c = 0.25) Absorption maximum:  uv max:  280 nm   Derivative Type:  Trihydrate  Properties:  Large prisms from water, appreciably sol in methanol.   Therap-Cat:  Neuromuscular blocking agent. Keywords:  Neuromuscular Blocking Agent; Nondepolarizing Agents.  |