Fluorene-9-bisphenol(CAS NO 3236-71-3)
Specification:
Item | Specification |
Appearance | White powder |
Molecular Formula | C25H18O2 |
Molecular Weight | 350.4092 |
CAS No. | 3236-71-3 |
EINECS NO | 207-630-7 |
Density | 1.288g/cm |
Melting point | 224-226℃ |
Boiling point | 526.4°C（760mmHg） |
Flash point | 241°C |
Steam pressure | 1.07E-11mmHg （25℃） |
Package | 25KG/weaving bag |
Level | GM |
Preparation:
Sulfonic acid cation exchange resin as the catalyst for condensation reaction, according to the molar ratio of phenol to ketone 5: 1, the catalyst accounted for 12.2% -36.9% of the total material, adding toluene as a water entrainer, and then adding the right amount of mercapto cocatalyst can be high Quality fluorene-9-bisphenol.
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