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bis(4-hydroxyphenyl)methanol
bis-(4-hydroxyphenyl)methane
Conditions | Yield |
---|---|
With o-benzenedisulfonimide; isopropyl alcohol at 80℃; for 3h; | 100% |
Conditions | Yield |
---|---|
With MIL-101(Cr/Al)A-f at 60℃; for 0.5h; Kinetics; Reagent/catalyst; | 97.1% |
With silica supported perchloric acid In neat (no solvent) for 4.25h; Heating; Green chemistry; | 93% |
With sulfonic acid and mercapto bifunctional modified mesoporous SBA-15 molecular sieve catalyst In water at 80℃; for 2h; Temperature; Inert atmosphere; | 89.4% |
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 |
---|---|
With hydrogen; palladium on activated charcoal In ethanol at 20℃; for 6h; | 91% |
With aluminum (III) chloride; lithium aluminium tetrahydride In tetrahydrofuran at 65℃; for 48h; | 68% |
With aluminum (III) chloride; lithium aluminium tetrahydride In tetrahydrofuran at 65℃; for 48h; | 68% |
With hydrogenchloride; amalgamated zinc; toluene | |
With palladium on activated charcoal; isopropyl alcohol Hydrogenation; |
1,1'-bis(-tert-butyldimethylsilyloxy)-4,4'-methylenediphenol
bis-(4-hydroxyphenyl)methane
Conditions | Yield |
---|---|
With potassium hydrogen difluoride In methanol at 20℃; for 2h; | 84% |
carbon monoxide
phenol
A
bis-(4-hydroxyphenyl)methane
B
4,4',4''-methylidynetrisphenol
C
4-hydroxy-benzaldehyde
D
salicylaldehyde
Conditions | Yield |
---|---|
With hydrogen fluoride; boron trifluoride at 45℃; under 37503.8 - 60006 Torr; for 4.5h; Product distribution; Further Variations:; Reagents; time; | A n/a B n/a C 80% D 6% |
Conditions | Yield |
---|---|
With pyridine hydrochloride at 210℃; for 0.5h; | 77.5% |
formaldehyd
phenol
A
Bis(2-hydroxyphenyl)methane
B
2-[(4-hydroxyphenyl)methyl]phenol
C
bis-(4-hydroxyphenyl)methane
Conditions | Yield |
---|---|
Stage #1: phenol With catalyst with modified organic framework formed from chromium trioxide and phosphotungstic acid at 80℃; for 0.25h; Stage #2: formaldehyd In water at 80℃; for 0.5h; Concentration; Time; Temperature; Reagent/catalyst; | A 7.03% B 18.73% C 74.24% |
Stage #1: phenol With catalyst with modified organic framework formed from ferric nitrate and phosphotungstic acid at 80℃; for 0.25h; Stage #2: formaldehyd In water at 80℃; for 4h; Concentration; Time; Temperature; Reagent/catalyst; | A 51.19% B 33.7% C 15.11% |
Stage #1: phenol With catalyst with modified organic framework formed from ferric nitrate and phosphotungstic acid at 80℃; for 0.25h; Stage #2: formaldehyd In water at 80℃; for 0.5h; Concentration; Time; Temperature; Reagent/catalyst; | A 30.11% B 50.55% C 19.34% |
Conditions | Yield |
---|---|
With potassium carbonate In ethyl acetate; N,N-dimethyl-formamide | 67% |
bis-(4-hydroxyphenyl)methane
Conditions | Yield |
---|---|
With quinoline; copper(I) oxide; 1,10-Phenanthroline In 1-methyl-pyrrolidin-2-one at 190℃; for 1h; Sealed tube; Microwave irradiation; | 63% |
Chemical Name: 4,4'-Dihydroxydiphenylmethane
IUPAC NAME: 4-[(4-Hydroxyphenyl)methyl]phenol
CAS No.: 620-92-8
EINECS: 210-658-2
RTECS: SL9625000
Molecular Formula: C13H12O2
Molecular Weight: 200.23 g/mol
Melting Point: 162-164 °C
Density: 1.208 g/cm3
Flash Point: 192.9 °C
Boiling Point: 390 °C at 760 mmHg
Following is the structure of Bis(p-hydroxyphenyl)methane (CAS No.620-92-8):
Product Categories about Bis(p-hydroxyphenyl)methane (CAS No.620-92-8) are Aromatic Phenols ; Color Former & Related Compounds ; Developer ; Diphenylmethanes (for High-Performance Polymer Research) ; Functional Materials ; Reagent for High-Performance Polymer Research
The chemical synonymous of Bis(p-hydroxyphenyl)methane (CAS No.620-92-8) are 4,4’-Methylenebis(Phenol ; 4,4’-Methylenebis-Pheno ; 4,4’-Methylenebisphenol ; 4,4’-Methylenedi-Pheno ; 4,4'-Methylenebis[Phenol] ; 4-[(4-Hy-Droxyphenyl)Methyl]Phenol ; P-(P-Hydroxybenzyl)Phenol ; P,P’-Bis(Hydroxyphenyl)Methane
1. | orl-rat LD50:4950 mg/kg | AIHAAP American Industrial Hygiene Association Journal. 23 (1962),95. |
Reported in EPA TSCA Inventory.
Mildly toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes: Xi
Risk Statements about Bis(p-hydroxyphenyl)methane (CAS No.620-92-8):
R36/37/38:Irritating to eyes, respiratory system and skin.
Safety Statements about Bis(p-hydroxyphenyl)methane (CAS No.620-92-8):
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.