Methyl-2-butene reacted with isoamyl nitrite in concentrated hydrochloric acid to obtain 2-chloro-2-methyl-3-nitrosobutane which was condensed with 1,4-butanediamine to give 3, 3, 10, 10-tetramethyl-4, 9-diazadodecan-...Methyl-2-butene reacted with isoamyl nitrite in concentrated hydrochloric acid to obtain 2-chloro-2-methyl-3-nitrosobutane which was condensed with 1,4-butanediamine to give 3, 3, 10, 10-tetramethyl-4, 9-diazadodecan-2, 11-dione dioxime (Prognox HL91) in an overall yield of 14.5%.展开更多
文摘Methyl-2-butene reacted with isoamyl nitrite in concentrated hydrochloric acid to obtain 2-chloro-2-methyl-3-nitrosobutane which was condensed with 1,4-butanediamine to give 3, 3, 10, 10-tetramethyl-4, 9-diazadodecan-2, 11-dione dioxime (Prognox HL91) in an overall yield of 14.5%.