Improvements in or relating to Photographic Development
1,191,535. Quinoline derivatives. GEVAERTAGFA N.V. 3 May, 1968 [24 May, 1967], No. 24191/67. Heading C2C. [Also in Division G2] 6 - Diethylamino - 1:2:3:4 - tetrahydroquinoline dihydrochloride is made by hydrogenation of 6-diethylamino-quinoline with H 2 / Ni and then treating the product with HCl....
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Main Authors | , |
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Format | Patent |
Language | English |
Published |
13.05.1970
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Subjects | |
Online Access | Get full text |
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