2(5H)-Furanone, 3,4-dibromo-5-hydroxy- 3,4-Dibromo-5-hydroxy-2(5H)-furanone 3,4-Dibromo-5-hydroxyfuran-2(5H)-one 766-38-1 88405-87-2 Crotonic acid, 2,3-dibromo-4,4-dihydroxy-, gamma-lactone EINECS 212-164-2 Mucobromic acid lactone NSC 253513