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Home Vasodialators Substituted-phenylguanidines-and-method

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 Substituted phenylguanidines and method

Details
Inventors: Haugwitz, Rudiger D.; Maurer, Barbara V.;
Assignee: E. R. Squibb & Sons, Inc. (Princeton, NJ)
Primary Examiner: Shippen; Michael
Assistant Examiner:
Attorney, Agent or Firm: Levinson; Lawrence S., Rodney; Burton

Phenylguanidine derivatives are provided having the structure ##STR1## wherein R.sup.1 is lower alkyl, cycloalkylalkyl, or phenylalkyl; R.sup.2 is lower alkyl, phenyl or benzyl; and R.sup.3 is lower alkyl, cycloalkylalkyl, lower alkenylalkyl, dihalovinylalkyl, dihalobutadienyl or phenylalkyl; and n is 1 to 5. These compounds are useful as anthelmintic agents.

DETAILED DESCRIPTION What is claimed is: 1.
A compound of the structure ##STR34## wherein R.
sup.
1 is lower alkyl, cycloalkylalkyl, or phenylalkyl; R.
sup.
2 is lower alkyl, phenyl or benzyl; and R.
sup.
3 is lower alkyl, cycloalkylalkyl, lower alkenylalkyl, dihalovinylalkyl, dihalobutadienyl or phenylalkyl, and n is 1 to 5, and physiologically acceptable salts thereof.
2.
The compound as defined in claim 1 wherein n is 1.
3.
The compound as defined in claim 1 wherein n is 2.
4.
The compound as defined in claim 1 wherein R.
sup.
1 is lower alkyl, R.
sup.
2 is lower alkyl, R.
sup.
3 is lower alkyl and n is 1 or 2.
5.
The compound as defined in claim 1 having the name [[[2-[[(methylsulfinyl)acetyl]amino]-4-[(2-methylpropyl)sulfinyl]phenyl]am ino][(methoxy carbonyl)amino]methylene]carbamic acid, methyl ester.
6.
An anthelmintic composition comprising a therapeutic amount of a compound as defined in claim 1 and a pharmaceutically acceptable carrier therefor.
7.
A method for treating or preventing helminth infestation in mammalian hosts which comprises administering to a mammal a therapeutic amount of an anthelmintic composition as defined in claim 1.
8.
The method as defined in claim 6 wherein said composition is administered orally or parenterally.
9.
The method as defined in claim 8 wherein said composition is administered parenterally.




Description:
DESCRIPTION OF THE INVENTION The present invention relates to phenylguanidine derivatives which are useful as anthelmintic agents and have the structure ##STR2## wherein R.
sup.
1 is lower alkyl, cycloalkylalkyl, or phenylalkyl; R.
sup.
2 is lower alkyl, phenyl or benzyl; R.
sup.
3 is lower alkyl, cycloalkylalkyl, lower alkenylalkyl, dihalovinylalkyl, dihalobutadienyl or phenylalkyl; and n is 1 to 5.
The term "lower alkyl" or "alkyl" as used herein whether employed as an independent substituent or as a part of another substituent includes straight or branched chain aliphatic hydrocarbon radicals having up to and including 7 carbon atoms, preferably 1 to 3 carbons, such as methyl, ethyl, propyl, isopropyl, butyl, isobutyl, t-butyl, amyl, hexyl, heptyl and the like



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