TH6330A - Procedures for the preparation of a new type of 1-alkyl sulstitutate benzimidazole derivative. - Google Patents

Abstract

A new type of 1-alkyl sulstitudate benzimidazole derivatives and salts formed by the addition of a pharmacologically acceptable acid of the substance. That has the property of antihistamine Mixtures containing That substance and its means of treating allergies in warm-blooded animals, drug patents.

Claims (1)

1. Procedures for the preparation of chemical compounds of formula (I) (chemical formula) salts formed by the addition of a pharmaceutical acceptable acid and steroid. Any form of Rio isomer of that substance, which (chemical formula) for which -A1-A2-A3-A4-, B, G, R, R1 and n are synonymous with Defined above, or salt converts formula compounds (I) into compounds of each other. According to the process of changing at Known in the arts and science and if desired, the compound of the formula (I) is converted into a salt produced by the Add acid without toxic. Which has therapeutic effects by action With the appropriate acid or vice versa, the resulting salt conversion From adding acid to form Free bases, performed on alkali and / or isomer's formations that About the stereochemicals of that substance (1 claim, 10 pages, 0 pictures)