Chinoin Gyogyszer Es Vegyeszeti Termekek Gyara Rt.

Vasipari Kutato Intezet

Istvan Hutas

Tamas Szabolcsi

Dezso Ambrus

Istvan Pentek

Margit Suranyi

Istvan Temesvari

Jozsef Kovecses

Arpad Fazekas

(2,2-Dimethyl-1,2-dihydroquinoline-4-yl)-methylsulfonic acid and the ammonium, alkali metal, alkaline earth metal and zinc salts thereof are disclosed. The new compound and its salts are superior antioxidants useful to stabilize animal feedstuffs containing biologically active substances which are sensitive to oxidation.

2,2-Dimethyl-1,2-dihydroquinoline derivatives useful as antioxidants, a

The main advantage of the process is that as starting substances by-products and wastes of the metallurgical industry can be used (pickling solution, lean ores etc.). The thus-obtained salt mixtures are more homogeneous than the mixtures known so far.

Process for the preparation of chemically homogeneous mineral fodder

(2,2-Dimethyl-1,2-dihydroquinoline-4-yl)-methylsulfonic acid and the ammonium, alkali metal, alkali earth metal and zinc salts thereof are disclosed. The new compound and its salts are superior antioxidants useful to stabilize animal feedstuffs containing biologically active substances which are sensitive to oxidation.

2,2-Dimethyl-1,2-dihydroquinoline derivatives useful as antioxidants

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Budapest, Hungary

Istvan Hutas