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9,9-bis(4-methoxy-phenyl)-9H-fluorene
9,9-bis(4-hydroxyphenyl)fluorene
Conditions | Yield |
---|---|
Stage #1: Fluorene-9,9-bisphenol dimethyl ether With boron tribromide In dichloromethane at 20℃; for 48h; Stage #2: at 20℃; under 12 Torr; for 4h; Further stages.; | 98% |
Conditions | Yield |
---|---|
With hydrogenchloride In Zinc chloride; water; isopropyl alcohol | 97% |
With hydrogenchloride In Zinc chloride; water; isopropyl alcohol | 97% |
With sulfuric acid; 3-mercaptopropionic acid In dichloromethane at 20 - 40℃; for 6h; | 92.5% |
9-fluorenone
phenol
A
bis-(4-hydroxyphenyl)methane
B
9,9-bis(4-hydroxyphenyl)fluorene
Conditions | Yield |
---|---|
With hydrogenchloride In Zinc chloride; water; isopropyl alcohol | A n/a B 97% |
In Zinc chloride; water; isopropyl alcohol | A 81% B n/a |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 60 percent / thioglycolic acid; aq. H2SO4 / acetic acid / 96 h / 20 °C 2.1: BBr3 / CH2Cl2 / 48 h / 20 °C 2.2: 98 percent / 4 h / 20 °C / 12 Torr View Scheme |
Conditions | Yield |
---|---|
Multi-step reaction with 2 steps 1.1: 60 percent / thioglycolic acid; aq. H2SO4 / acetic acid / 96 h / 20 °C 2.1: BBr3 / CH2Cl2 / 48 h / 20 °C 2.2: 98 percent / 4 h / 20 °C / 12 Torr View Scheme |
9-fluorenone
3-mercaptopropionic acid
phenol
9,9-bis(4-hydroxyphenyl)fluorene
Conditions | Yield |
---|---|
With hydrogenchloride |
Conditions | Yield |
---|---|
With methanesulfonic acid at 140℃; for 24h; regioselective reaction; | |
With methanesulfonic acid at 140℃; for 3h; regioselective reaction; |
9-fluorenone
phenol
A
9-(4-hydroxyphenyl)-9(2-hydroxyphenyl)-fluorene
B
9,9-bis(4-hydroxyphenyl)fluorene
Conditions | Yield |
---|---|
With n-butanethiol; N-propanesulfonic acid pyridinium hydrogen sulfate at 109.84℃; for 6h; Catalytic behavior; Reagent/catalyst; Time; |
9-fluorenone
phenol
A
9-(4-hydroxyphenyl)-9(2-hydroxyphenyl)-fluorene
B
9,9-bis(4-hydroxyphenyl)fluorene
Conditions | Yield |
---|---|
With n-butanethiol; (3-sulfo)propyltriethylamine phosphate at 109.84℃; for 6h; Reagent/catalyst; |
trifluoromethylsulfonic anhydride
9,9-bis(4-hydroxyphenyl)fluorene
9,9-bis[4-(trifluoromethylsulfonyloxy)phenyl]fluorene
Conditions | Yield |
---|---|
Stage #1: 9,9-bis(4-hydroxyphenyl)fluorene With pyridine In dichloromethane at 0℃; for 0.166667h; Inert atmosphere; Stage #2: trifluoromethylsulfonic anhydride In dichloromethane at 0℃; Inert atmosphere; | 98.4% |
With pyridine at 0 - 20℃; | 94% |
Molecular Structure:
Molecular Formula: C25H18O2
Molecular Weight: 350.4092
IUPAC Name: 4-[9-(4-Hydroxyphenyl)fluoren-9-yl]phenol
Synonyms of 9,9-Bis(4-hydroxyphenyl)fluorene (CAS NO.3236-71-3): Bisphenol fluorenone ; Phenol, 4,4'-(9H-fluoren-9-ylidene)bis-
CAS NO: 3236-71-3
Classification Code: TSCA Flag P [A commenced PMN (Premanufacture Notice) substance]
Melting point: 224-226 °C
Index of Refraction: 1.71
Molar Refractivity: 106.35 cm3
Molar Volume: 271.9 cm3
Surface Tension: 63.5 dyne/cm
Density: 1.288 g/cm3
Flash Point: 241 °C
Enthalpy of Vaporization: 83.09 kJ/mol
Boiling Point: 526.4 °C at 760 mmHg
Vapour Pressure: 1.07E-11 mmHg at 25°C
9,9-Bis(4-hydroxyphenyl)fluorene (CAS NO.3236-71-3) is used for the synthesis of new functional materials.
Safety Information of 9,9-Bis(4-hydroxyphenyl)fluorene (CAS NO.3236-71-3):
Hazard Codes:Xi ,N
Risk Statements:36/38-50/53-36/37/38
36/38:Irritating to eyes and skin
50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment
36/37/38:Irritating to eyes, respiratory system and skin
Safety Statements:26-37-60-61-37/39
26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
27:Take off immediately all contaminated clothing
60:This material and/or its container must be disposed of as hazardous waste
61:Avoid release to the environment. Refer to special instructions safety data sheet
37/39:Wear suitable gloves and eye/face protection
RIDADR:UN 3077 9/PG 3
WGK Germany:2