1-((5-(4-Nitrophenyl)furfurylidene)amino)imidazolidine-2,4-dione, sodium salt 1-((5-(p-Nitrophenyl)furfurylidene)amino)hydantoin sodium 14663-23-1 2,4-Imidazolidinedione, 1-(((5-(4-nitrophenyl)-2-furanyl)methylene)amino)-, sodium salt Dantrolene sodium Dantrolene sodium [USAN:BAN:JAN] EINECS 238-706-8 Hydantoin, 1-((5-(p-nitrophenyl)furfurylidene)amino)-, sodium salt Sodium dantrolene