The CAS register number of Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,3',6'-bis(acetyloxy)-2',7'-dichloro- is 2044-85-1. It also can be called as 3',6'-Bis(acetyloxy)-2',7'-dichlorospiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one and the IUPAC name about this chemical is 6'-acetyloxy-2',7'-dichloro-3-oxospiro[2-benzofuran-1,9'-xanthene]-3'-yl) acetate. The molecular formula about this chemical is C₂₄H₁₄Cl₂O₇ and the molecular weight is 485.27. It belongs to the following product categories which include Fluorescein and Derivatives; Fluorescent Labels; Fluorescent Probes, Labels, Particles and Stains and so on.

Physical properties about Spiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one,3',6'-bis(acetyloxy)-2',7'-dichloro- are: (1)ACD/LogP: 2.88; (2)ACD/LogD (pH 5.5): 2.881; (3)ACD/LogD (pH 7.4): 2.881; (4)ACD/BCF (pH 5.5): 91.086; (5)ACD/BCF (pH 7.4): 91.086; (6)ACD/KOC (pH 5.5): 879.401; (7)ACD/KOC (pH 7.4): 879.401; (8)#H bond acceptors: 7; (9)#Freely Rotating Bonds: 4; (10)Polar Surface Area: 88.13Ų; (11)Index of Refraction: 1.693; (12)Molar Refractivity: 116.817 cm³; (13)Molar Volume: 304.753 cm³; (14)Polarizability: 46.31x10^-24cm³; (15)Surface Tension: 73.129 dyne/cm; (16)Enthalpy of Vaporization: 96.852 kJ/mol; (17)Boiling Point: 657.913 °C at 760 mmHg.

When you are using this chemical, please be cautious about it as the following:
This chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

You can still convert the following datas into molecular structure:
(1)SMILES: CC(=O)Oc1cc2c(cc1Cl)C3(c4ccccc4C(=O)O3)c5cc(c(cc5O2)OC(=O)C)Cl
(2)InChI: InChI=1/C24H14Cl2O7/c1-11(27)30-21-9-19-15(7-17(21)25)24(14-6-4-3-5-13(14)23(29)33-24)16-8-18(26)22(31-12(2)28)10-20(16)32-19/h3-10H,1-2H3
(3)InChIKey: VQVUBYASAICPFU-UHFFFAOYAC
(4)Std. InChI: InChI=1S/C24H14Cl2O7/c1-11(27)30-21-9-19-15(7-17(21)25)24(14-6-4-3-5-13(14)23(29)33-24)16-8-18(26)22(31-12(2)28)10-20(16)32-19/h3-10H,1-2H3
(5)Std. InChIKey: VQVUBYASAICPFU-UHFFFAOYSA-N