5,5',6,6'-TETRAHYDROXY-3,3,3',3'-TETRAMETHYL-1,1'-SPIROBISINDANE
- CAS NO.：77-08-7
- Empirical Formula: C21H24O4
- Molecular Weight: 340.41
- MDL number: MFCD00021235
- EINECS: 201-003-1
- SAFETY DATA SHEET (SDS)
- Update Date: 2023-08-17 16:10:33
What is 5,5',6,6'-TETRAHYDROXY-3,3,3',3'-TETRAMETHYL-1,1'-SPIROBISINDANE?
The Uses of 5,5',6,6'-TETRAHYDROXY-3,3,3',3'-TETRAMETHYL-1,1'-SPIROBISINDANE
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.
Properties of 5,5',6,6'-TETRAHYDROXY-3,3,3',3'-TETRAMETHYL-1,1'-SPIROBISINDANE
| 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. |
| form | powder to crystal |
| pka | 9.81±0.60(Predicted) |
| color | White to Green to Brown |
| BRN | 2226231 |
| 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) |
Safety information for 5,5',6,6'-TETRAHYDROXY-3,3,3',3'-TETRAMETHYL-1,1'-SPIROBISINDANE
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P271:Use only outdoors or in a well-ventilated area. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
Computed Descriptors for 5,5',6,6'-TETRAHYDROXY-3,3,3',3'-TETRAMETHYL-1,1'-SPIROBISINDANE
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