A7938112
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
| Pack Size | Price | Stock | Quantity |
| 1g | RMB23.20 | In Stock |
|
| 5g | RMB35.20 | In Stock |
|
| 25G | RMB118.40 | In Stock |
|
| 100G | RMB439.20 | In Stock |
|
| 500G | RMB2079.20 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
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 |
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 |
