5,5',6,6'-Tetrahydroxy-3,3,3',3'- tetramethyl-1,1'-spirobiindane , 96% , 77-08-7

CAS NO.：77-08-7

Empirical Formula: C21H24O4

Molecular Weight: 340.41

MDL number: MFCD00021235

EINECS: 201-003-1

PRODUCT Properties

• Melting point: 300 °C
• Boiling point: 561.2±50.0 °C(Predicted)
• Density: 1.37±0.1 g/cm3(Predicted)
• storage temp.: Keep in dark place,Sealed in dry,Room Temperature
• solubility: Slightly soluble in methanol.
• pka: 9.81±0.60(Predicted)
• form: powder to crystal
• color: White to Green to Brown
• BRN: 2226231
• InChI: InChI=1S/C21H24O4/c1-19(2)9-21(13-7-17(24)15(22)5-11(13)19)10-20(3,4)12-6-16(23)18(25)8-14(12)21/h5-8,22-25H,9-10H2,1-4H3
• InChIKey: POFMQEVZKZVAPQ-UHFFFAOYSA-N
• SMILES: C12(C3=C(C=C(O)C(O)=C3)C(C)(C)C1)C1=C(C=C(O)C(O)=C1)C(C)(C)C2
• CAS DataBase Reference: 77-08-7
• EPA Substance Registry System: 1,1'-Spirobi[1H-indene]-5,5',6,6'-tetrol, 2,2',3,3'-tetrahydro-3,3,3',3'-tetramethyl- (77-08-7)

Description and Uses

5,5',6,6'-Tetrahydroxy-3,3,3',3'- tetramethyl-1,1'-spirobisindane is used in the preparation of 4,7,4',7'-tetrabromo-3,3,3',3'-tetramethyl-2,3,2',3'-tetrahydro-[1,1']spirobiindene-5,6,5',6'-tetraol by bromination using bromine.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319-H335
• Precautionary statements: P261-P264-P271-P280-P302+P352-P305+P351+P338
• Hazard Codes: Xi
• Risk Statements: 36/37/38
• Safety Statements: 26-36/37/39-36
• WGK Germany: 3
• TSCA: Yes
• HS Code: 2932990090