4159-77-7 rose bengal lactone
cas

4159-77-7 rose bengal lactone

product Name rose bengal lactone
Synonyms Rose bengal B; 4,5,6,7-Tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro(isobenzofuran-1(3H),9'-(9H)xanthene)-3-one; Spiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodo-; 4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodo-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one
Molecular Formula C20H4Cl4I4O5
Molecular Weight 973.6726
InChI InChI=1/C20H4Cl4I4O5/c21-9-7-8(10(22)12(24)11(9)23)20(33-19(7)31)3-1-5(25)15(29)13(27)17(3)32-18-4(20)2-6(26)16(30)14(18)28/h1-2,29-30H
CAS Registry Number 4159-77-7
EINECS 223-993-4
Molecular Structure 4159-77-7 rose bengal lactone
Density 2.96g/cm3
Melting point 280℃
Boiling point 741.8°C at 760 mmHg
Refractive index 1.955
Flash point 402.4°C
Vapour Pressur 9.39E-23mmHg at 25°C
Hazard Symbols
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