United States Patent Office Patented Oct
3,004,026 United States Patent Office Patented Oct. 10, 1961 1. 3,004,026 septic. Thus, it has been recommended that a salt ex-. HEXAMETHYLENETETRAMINE HIPPURATE hibiting an acid reaction, such as ammonium chloride, Alexander Galat, 126 Buckingham Road, Yonkers, NY. ammonium nitrate, sodium acid phosphate or the like, No Drawing. Filed Aug. 28, 1959, Ser. No. 836,618 be administered together with Methenamine. However, 1. Claim. C. 260-248.5) 5 impractically and/or dangerously high dosages of such salts must be given in order to make the urine acidic and This invention relates to a new and useful organic com even so acidification of the urine does not occur with all pound. More particularly, this invention relates to a new patients. - . organic compound useful as a urinary tract antiseptic. In Another approach that has been employed in an at an even more specific aspect thereof, this invention relates O tempt to solve the difficulty involves administering to hexamethylenetetramine hippurate. Methenamine in the form of a salt with an organic acid. The principal object of this invention is to provide It is postulated that decomposition of such a salt in the hexamethylenetetramine hippurate, a new organic com urine will result in the production of the acid medium re pound of high utility. quired for manifestation of the antiseptic action of Corollary objects of this invention will become appar 15 Methenamine. ent as the description thereof proceeds. Salts of Methenamine with such acids as anhydro For the better understanding of this invention, the methylenecitric, acetylsalicylic, borocitric, citrosulfuric, following example is a complete description of a pre mandelic, phenoxyacetic, salicyclic, sulfosalicylic, salicyl ferred procedure for the preparation of the new and use oxyacetic, sulfoxylic, and the like have been prepared ful compound of this invention.
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