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Last Updated: December 12, 2025

Claims for Patent: 4,179,507

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Summary for Patent: 4,179,507

Title:	Quarternary ammonium compounds
Abstract:	Compounds of formula (I): ##STR1## wherein Z1 and Z2 are the same or different and each represents a methylenedioxy substituent, or up to three methoxy substituents; R2 and R3 are the same or different and each is alkyl having 1-3 carbon atoms, prop-2-enyl or prop-2-ynyl; R4 and R5 are the same or different and each is a benzyl or phenethyl group wherein the phenyl ring is optionally substituted by one or more of halogen, alkoxy having 1 to 3 carbon atoms and methylenedioxy; A and B are the same or different and each is an alkylene radical containing 1,2, or 3 carbon atoms; L is an alkylene chain having from 2 to 12 carbon atoms or is a group --L1.0.L2 -- wherein each of L1 and L2 is alkylene having at least two carbon atoms and taken together L1 and L2 having up to 11 carbon atoms; and X- is an anion; may be used to effect neuromuscular paralysis in mammals.
Inventor(s):	John B. Stenlake, Roger D. Waigh, George H. Dewar, John Urwin, Nirmal C. Dhar
Assignee:	SmithKline Beecham Corp
Application Number:	US05/749,174
Patent Claims:

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