1-Benzopyrylium, 2-phenyl-, perchlorate 2-Phenyl-1-benzopyrylium perchlorate 2-Phenylbenzopyrylium perchlorate 2-Phenylbenzopyrylium, 2-phenyl-, perchlorate 6272-41-9 Flavylium perchlorate Flavylium, perchlorate (8CI) NSC 37430