552-21-6 3,3,4,4,5,5-hexahydroxy-2,2-methylenedi(benzoic acid)
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552-21-6 3,3',4,4',5,5'-hexahydroxy-2,2'-methylenedi(benzoic acid)

product Name 3,3',4,4',5,5'-hexahydroxy-2,2'-methylenedi(benzoic acid)
Synonyms Methylenedigallic acid; 3,3',4,4',5,5'-Hexahydroxy-2,2'-methylenedi(benzoic acid); 2,2'-methanediylbis(3,4,5-trihydroxybenzoic acid)
Molecular Formula C15H12O10
Molecular Weight 352.2498
InChI InChI=1/C15H12O10/c16-8-2-6(14(22)23)4(10(18)12(8)20)1-5-7(15(24)25)3-9(17)13(21)11(5)19/h2-3,16-21H,1H2,(H,22,23)(H,24,25)
CAS Registry Number 552-21-6
EINECS 209-005-4
Molecular Structure 552-21-6 3,3',4,4',5,5'-hexahydroxy-2,2'-methylenedi(benzoic acid)
Density 1.909g/cm3
Boiling point 820.9°C at 760 mmHg
Refractive index 1.825
Flash point 464.1°C
Vapour Pressur 1.63E-28mmHg at 25°C
Hazard Symbols
Risk Codes
Safety Description
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