Orange No.201

Legal color:	Orange No.201
General name:	Dibromofluorescein
Class:	Solvent Dye
FDA :	D & C Orange No.5
CI #:	C.I. 45370
Color #:	Solv. Red 72
CAS #:	596-03-2
CAS :	：Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,4',5'-dibromo-3',6'-dihydroxy-
IUPAC:	→1;4,5-Dibromo-3,6-dihydroxyxanthene-9-spiro-1'-3'H-isobenzofuran-3'-one →2;4',5'-Dibromo-3',6'-dihydroxy-spiro[3H-isobenzofuran-1,9'-xanthen]-3-one
Chemical structure :	Dibromofluorescein