发明名称 Alcoholates of orthophosphate salts of 4-amino, 3-methyl, N-ethyl, N-beta methanesulfonamidoethyl aniline
摘要 This invention discloses a new class of phosphate salts of N-ethyl, N-beta methanesulfonamidoethyl, 4-amino, 3-methyl aniline and a method for making these salts. The phosphate salts of this invention are useful as color developing agents in developing solutions for processing photographic color negatives, color positives, color plates and color cinematographic films.
申请公布号 US3875227(A) 申请公布日期 1975.04.01
申请号 US19730335341 申请日期 1973.02.23
申请人 PHILIP A. HUNT CHEMICAL CORPORATION 发明人 KROLL, HARRY;THERRIEN, ALDERIC R.
分类号 C07F9/08;(IPC1-7):C07C143/74 主分类号 C07F9/08
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