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4,4'-OXYDIPHENOL
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Name

4,4'-OXYDIPHENOL

 EINECS 217-809-1
CAS No. 1965-09-9 Density 1.289 g/cm3
PSA 49.69000 LogP 2.89010
Solubility N/A Melting Point 163-168 °C
Formula C12H10O3 Boiling Point 379.24 °C at 760 mmHg
Molecular Weight 202.21 Flash Point 183.158 °C
Transport Information N/A Appearance off-white amorphous powder
Safety 24/25 Risk Codes N/A
Molecular Structure Molecular Structure of 1965-09-9 (4,4'-Oxydiphenol) Hazard Symbols N/A
Synonyms

Phenol,4,4'-oxydi- (6CI,7CI,8CI);Phenol, p,p'-oxybis- (3CI);Phenol, p,p'-oxydi-(4CI);4,4'-Dihydroxydiphenyl ether;4,4'-Dihydroxydiphenyl oxide;4,4'-Oxybiphenol;4,4'-Oxybis[phenol];4,4'-Oxydiphenol;4-(4-Hydroxyphenoxy)phenol;Bis(4-hydroxyphenyl) ether;Bis(p-hydroxyphenyl)ether;Quinol ether;Specianol DPE-H;p-(p-Hydroxyphenoxy)phenol;p-Hydroxyphenyl ether;

Article Data 38

4,4'-OXYDIPHENOL Synthetic route

2050-47-7

4,4'-dibromodiphenyl ether

1965-09-9

4,4'-dihydroxydiphenyl ether

Conditions
ConditionsYield
Stage #1: 4,4'-dibromodiphenyl ether With N,N′-bis(2,4,6-trimethylphenyl)oxalamide; acetophenone; sodium hydroxide In dimethyl sulfoxide at 130℃; for 7h;
Stage #2: With carbon dioxide; pyrographite at 80℃; for 3h; pH=9; Reagent/catalyst; pH-value;		87%
With sodium hydroxide; copper at 210℃;
With water; sodium hydroxide Large scale;
101-80-4

4,4'-oxydiphenylene diamine

1965-09-9

4,4'-dihydroxydiphenyl ether

Conditions
ConditionsYield
Stage #1: 4,4'-oxydiphenylene diamine With sulfuric acid; sodium nitrite at 0℃;
Stage #2: With sulfuric acid In nitrobenzene at 130℃; for 0.666667h; Temperature; Solvent;		81.2%
With uranyl nitrate hydrate; water; trifluoroacetic acid In acetonitrile for 48h; Irradiation; Inert atmosphere;44%
Diazotization;
Diazotization;
77-95-2

D-(-)-quinic acid

A

1965-09-9

4,4'-dihydroxydiphenyl ether

B

123-31-9

hydroquinone

Conditions
ConditionsYield
With Amberlyst-15; air In toluene at 100℃; for 24h; Reagent/catalyst; Solvent; Temperature; Time;A 7%
B 71%
Multi-step reaction with 2 steps
1: Amberlyst-15 / acetonitrile / 24 h / 50 °C
2: Amberlyst-15 / toluene / 17 h / 100 °C
View Scheme
665-27-0

1,5-quinide

A

1965-09-9

4,4'-dihydroxydiphenyl ether

B

123-31-9

hydroquinone

Conditions
ConditionsYield
With Amberlyst-15 In toluene at 100℃; for 17h;A n/a
B 52%
123-31-9

hydroquinone

1965-09-9

4,4'-dihydroxydiphenyl ether

Conditions
ConditionsYield
With Amberlyst-15 In toluene at 100℃; for 144h;48%
With Dowex (50x8x400) at 120℃; for 0.416667h; Microwave irradiation;41%
With 3-methylbutyric acid; zinc(II) chloride
23446-80-2

(4,4'-diacetoxydiphenyl) ether

1965-09-9

4,4'-dihydroxydiphenyl ether

Conditions
ConditionsYield
With sodium hydroxide In methanol; water for 2h;25%
2444-89-5

4,4'-dichlorodiphenyl ether

1965-09-9

4,4'-dihydroxydiphenyl ether

Conditions
ConditionsYield
With sodium hydroxide; copper at 210℃;
1655-74-9

bis(4-methoxyphenyl) ether

1965-09-9

4,4'-dihydroxydiphenyl ether

Conditions
ConditionsYield
With hydrogen bromide; acetic anhydride
With hydrogen bromide; acetic acid at 140℃;
With aluminium trichloride; xylene
With hydrogen bromide at 160℃; for 16h;
95-57-8

2-monochlorophenol

A

106-44-5

p-cresol

B

1965-09-9

4,4'-dihydroxydiphenyl ether

C

95-48-7

ortho-cresol

D

108-95-2

phenol

Conditions
ConditionsYield
With potassium hydroxide In water at 440℃; under 195016 Torr; Product distribution; Further Variations:; Reagents;
91378-31-3

4-(4-hydroxyphenoxy)benzaldehyde

1965-09-9

4,4'-dihydroxydiphenyl ether

Conditions
ConditionsYield
With 3-chloro-benzenecarboperoxoic acid Baeyer-Villiger oxidation;

4,4'-OXYDIPHENOL Chemical Properties

IUPAC Name: 4-(4-Hydroxyphenoxy)phenol
Synonyms: Bis(4-hydroxyphenyl) ether ; 4',4-Oxidiphenol ; 4',4-Oxydiphenol ; 4',4-Dihydroxydiphenyl ether ; 4,4'-Dihydroxydiphenyl ether ; 4',4-Dihydroxyphenyl ether ; 4-Hydroxyphenyl ether
Product Categories: Aromatic Ethers;Biphenyl & Diphenyl ether;Color Former & Related Compounds;Developer;Diphenyl Ethers (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research
Molecular Structure:
Molecular Formula : C12H10O3
Molecular Weight: 202.21
CAS NO: 1965-09-9
EINECS : 217-809-1
Mol File: 1965-09-9.mol
Index of Refraction: 1.639
Surface Tension: 55.6 dyne/cm
Density: 1.288 g/cm3
Flash Point: 183.2 °C
Enthalpy of Vaporization: 65.18 kJ/mol
Boiling Point: 379.2 °C at 760 mmHg
Vapour Pressure: 2.72E-06 mmHg at 25°C
Melting point: 163-168 ºC
Appearance: 4',4-Oxydiphenol (CAS NO. 1965-09-9) is off-white amorphous powder.

4,4'-OXYDIPHENOL Uses

 4',4-Oxydiphenol (CAS NO. 1965-09-9) is used as pharmaceutical intermediates and additives of liquid crystal .

4,4'-OXYDIPHENOL Toxicity Data With Reference

1.    

ipr-mus LD50:150 mg/kg

     NTIS**    National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) AD691-490 .

4,4'-OXYDIPHENOL Consensus Reports

Reported in EPA TSCA Inventory.

4,4'-OXYDIPHENOL Safety Profile

Poison by intraperitoneal route. When heated to decomposition it emits acrid smoke and irritating fumes.
Safety Statements 24/25
S24/25:Avoid contact with skin and eyes.
RTECS SM6040000

4,4'-OXYDIPHENOL Specification

General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion.
Extinguishing Media: Use agent most appropriate to extinguish fire. 
Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
Storage: Store 4',4-Oxydiphenol (CAS NO. 1965-09-9) in a cool, dry place. Keep container closed when not in use.

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