4-(Diethylamino)-2,5-diethoxybenzenediazonium tetrafluoroborate 4-Diethylamino-2,5-diethoxybenzenediazonium fluoroborate 68052-06-2 Benzenediazonium, 4-(diethylamino)-2,5-diethoxy-, tetrafluoroborate(1-) EINECS 268-299-2