4-(Ethyl(2-hydroxyethyl)amino)-2-methylbenzenediazonium tetrafluoroborate 4-(Ethyl)(hydroxyethyl)amino-2-methylbenzenediazonium tetrafluoroborate 67952-27-6 Benzenediazonium, 4-(ethyl(2-hydroxyethyl)amino)-2-methyl-, tetrafluoroborate(1-) EINECS 267-880-8