4,4'-Sulfonyldiphenol supplier

Name
4,4'-Sulfonyldiphenol
EINECS 201-250-5
CAS No. 80-09-1
Article Data79
CAS DataBase
Density 1.432 g/cm³
Solubility 1.1 g/L (20°C) in water
Melting Point 245-250 °C(lit.)
Formula C₁₂H₁₀O₄S
Boiling Point 505.3 °C at 760 mmHg
Molecular Weight 250.275
Flash Point 259.4 °C
Transport Information
Appearance light yellow crystalline powder
Safety 26-39-36
Risk Codes 36/37/38
Molecular Structure
Hazard Symbols Xi
Synonyms 4-(4-hydroxyphenyl)sulfonylphenol;4,4'-Sulfonyldiphenol;
PSA 82.98000
LogP 3.01140

Synthetic route

: 108-95-2
phenol

A: 80-09-1
4,4'-sulfonediphenol

B: 5397-34-2
2,4'-dihydroxydiphenyl sulfone

Conditions

Conditions	Yield
Stage #1: phenol With sulfuric acid; benzene-1,3-disulfonic acid In 1,3,5-trimethyl-benzene at 145 - 165℃; for 5h; Heating / reflux; Stage #2: at 170 - 185℃; under 525.053 Torr; for 2h; Product distribution / selectivity;	A 94% B n/a
With sulfuric acid In 1,3,5-trimethyl-benzene at 145 - 165℃; for 5h; Product distribution / selectivity; Heating / reflux;	A 89% B n/a
Stage #1: phenol With sulfuric acid In 1,3,5-trimethyl-benzene at 145 - 165℃; for 5h; Heating / reflux; Stage #2: at 170 - 185℃; under 525.053 Torr; for 2h; Product distribution / selectivity;	A 83% B n/a

: 106-41-2
4-bromo-phenol

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With potassium pyrosulfite; palladium diacetate; N-ethyl-N,N-diisopropylamine; tri tert-butylphosphoniumtetrafluoroborate In N,N-dimethyl-formamide at 100℃; for 20h; Inert atmosphere;	83%

: 2664-63-3
4,4'-Thiodiphenol

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With dihydrogen peroxide In water at 20℃; for 0.833333h; chemoselective reaction;	94%
With dihydrogen peroxide In methanol at 40℃; for 0.666667h; chemoselective reaction;	90%
With palladium; dihydrogen peroxide In methanol at 100℃; for 12h; Green chemistry; chemoselective reaction;	87%

: 540-38-5
4-Iodophenol

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With potassium pyrosulfite; palladium diacetate; N-ethyl-N,N-diisopropylamine; tri tert-butylphosphoniumtetrafluoroborate In N,N-dimethyl-formamide at 100℃; for 20h; Inert atmosphere;	74%

: 108-95-2
phenol

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With sulfuric acid In ISOPER G at 50 - 165℃; for 7h; Product distribution / selectivity; water separating duct;	80%
With sulfuric acid at 100 - 110℃; Eintragen von Phenol in das Reaktionsgemisch bei 120-130grad/15-18 Torr;
With sulfuric acid

: 95-50-1
1,2-dichloro-benzene

: 108-95-2
phenol

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With sulfuric acid In chlorobenzene	90%
	89.5%

: 2664-63-3
4,4'-Thiodiphenol

A: 80-09-1
4,4'-sulfonediphenol

B: 1774-34-1
bis(4-hydroxyphenyl) sulfoxide

Conditions

Conditions	Yield
With dihydrogen peroxide In water; acetonitrile at 30℃; for 5h;	A 10% B 60%
With dihydrogen peroxide In ethanol at 25℃; for 9.3h; Green chemistry;
With dihydrogen peroxide In methanol at 30℃; for 2h;	A 6 %Chromat. B 91 %Chromat.

: 7440-44-0
pyrographite

: 95-50-1
1,2-dichloro-benzene

: 108-95-2
phenol

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With sodium hydroxide; sulfuric acid In water	92.6%

...Expand

4-amino-5-chloro-1-phenylpyridazin-6-one (chloridazon): 4-amino-5-chloro-1-phenylpyridazin-6-one (chloridazon)

: 1698-53-9
4,5-dichloro-1-phenylpyridazin-6-one

A: 80-09-1
4,4'-sulfonediphenol

B: 1698-60-8
chloridazon

Conditions

Conditions	Yield
In water	A n/a B 91.3%

...Expand

: 108-90-7
chlorobenzene

A: 80-09-1
4,4'-sulfonediphenol

B: 5397-34-2
2,4'-dihydroxydiphenyl sulfone

Conditions

Conditions	Yield
Stage #1: chlorobenzene With sulfur trioxide; dimethyl sulfate at 30℃; for 2h; Stage #2: With sodium hydroxide In water at 220℃; for 4h;

: 80-07-9
4,4'-dichlorodiphenyl sulphone

A: 7402-67-7
4-(4-chloro-benzenesulfonyl)-phenol

B: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With sodium hydroxide In dimethyl sulfoxide at 100℃; for 1440h;	A 50% B 2%

: 609-46-1
phenol-2-sulfonic acid

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With formaldehyd; thiourea In water

: 98-48-6
benzene-1,3-disulfonic acid

: 108-95-2
phenol

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With sulfuric acid In chlorobenzene

: 80-07-9
4,4'-dichlorodiphenyl sulphone

: 38980-51-7
1-chloro-2-(4-chlorophenylsulfonyl)benzene

A: 80-09-1
4,4'-sulfonediphenol

B: 5397-34-2
2,4'-dihydroxydiphenyl sulfone

Conditions

Conditions	Yield
With water; sodium hydroxide at 220℃; for 4h;

...Expand

bisphenol S: bisphenol S

A: 80-09-1
4,4'-sulfonediphenol

B: 5397-34-2
2,4'-dihydroxydiphenyl sulfone

Conditions

Conditions	Yield
With phenol; sulfuric acid at 195 - 210℃; for 2 - 20h; Product distribution / selectivity;
With phenol; benzene-1,2-disulfonic acid at 180℃; for 2 - 6h; Product distribution / selectivity;
With phenol; o-toluenesulfonic acid at 180 - 210℃; for 2 - 20h; Product distribution / selectivity;

bisphenol S: bisphenol S

A: 80-09-1
4,4'-sulfonediphenol

B: 5397-34-2
2,4'-dihydroxydiphenyl sulfone

Conditions

Conditions	Yield
With phenol; sulfuric acid at 195℃; for 2 - 6h; Product distribution / selectivity;
With phenol; o-toluenesulfonic acid at 195℃; for 2 - 6h; Product distribution / selectivity;

: 108-95-2
phenol

A phenol sulfonic acid: phenol sulfonic acid

B: 80-09-1
4,4'-sulfonediphenol

C: 5397-34-2
2,4'-dihydroxydiphenyl sulfone

Conditions

Conditions	Yield
With sulfuric acid In ISOPER H; 1,3,5-trimethyl-benzene at 50 - 170℃; for 4h; Product distribution / selectivity; water separating duct;
With sulfuric acid In ISOPER G at 50 - 167℃; for 7h; Product distribution / selectivity; water separating duct;

...Expand

fluorosulphonic acid (HFSO3): fluorosulphonic acid (HFSO3)

: 108-95-2
phenol

A: 80-09-1
4,4'-sulfonediphenol

B: 5397-34-2
2,4'-dihydroxydiphenyl sulfone

Conditions

Conditions	Yield
With hydrogen fluoride

...Expand

: 98-48-6
benzene-1,3-disulfonic acid

: 80-09-1
4,4'-sulfonediphenol

: 80-07-9
4,4'-dichlorodiphenyl sulphone

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With potassium hydroxide at 210 - 220℃;
With potassium hydroxide at 210 - 220℃;

: 3112-80-9
bis(p-anisyl)sulfone

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With aluminium trichloride; xylene
With aluminum tri-bromide at 120 - 130℃;

: 637-89-8
4-sulfanylphenol

: 71597-85-8
(p-hydroxyphenyl)boronic acid

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1.1: nickel(II) chloride hexahydrate; [2,2]bipyridinyl / N,N-dimethyl-formamide; acetonitrile / 0.08 h / 20 °C 1.2: air / 12 h / 20 °C 2.1: zinc(II) chloride; 1,8-diazabicyclo[5.4.0]undec-7-ene; dihydrogen peroxide / methanol / 16 h / 80 °C View Scheme

: 66294-58-4
bis-(4-ethoxy-phenyl)-sulfone

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With aluminum tri-bromide at 120 - 130℃;

: 69-72-7
salicylic acid

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With sulfuric acid at 200℃; unter vermindertem Druck;

: 98-67-9
p-hydoroxybenzenesulfonic acid

: 108-95-2
phenol

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With sulfuric acid at 200℃;

: 1774-34-1
bis(4-hydroxyphenyl) sulfoxide

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With potassium permanganate
Multi-step reaction with 3 steps 1: Erwaermen auf dem Dampfbad 2: CrO3; water; acetic acid 3: aqueous HCl View Scheme
Multi-step reaction with 3 steps 1: Erwaermen auf dem Dampfbad 2: CrO3; water; acetic acid 3: aqueous HCl View Scheme

: 103-73-1
Phenetole

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: AlCl3; carbon disulfide / anfangs bei 0grad 2: AlBr3 / 120 - 130 °C View Scheme
Multi-step reaction with 3 steps 1: AlCl3; carbon disulfide; SOCl2 2: CrO3; glacial acetic acid / 50 °C 3: AlBr3 / 120 - 130 °C View Scheme
Multi-step reaction with 5 steps 1: AlCl3; carbon disulfide; SOCl2 2: AlCl3 / 125 - 130 °C 3: Erwaermen auf dem Dampfbad 4: CrO3; water; acetic acid 5: aqueous HCl View Scheme
Multi-step reaction with 5 steps 1: AlCl3; carbon disulfide; SOCl2 2: AlCl3 / 125 - 130 °C 3: Erwaermen auf dem Dampfbad 4: CrO3; water; acetic acid 5: aqueous HCl View Scheme

: 5456-51-9
4,4'-diacetoxydiphenylsulfone

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
With hydrogenchloride
With potassium hydroxide

: bis-(4-ethoxy-phenyl)-sulfoxide

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: CrO3; glacial acetic acid / 50 °C 2: AlBr3 / 120 - 130 °C View Scheme
Multi-step reaction with 4 steps 1: AlCl3 / 125 - 130 °C 2: Erwaermen auf dem Dampfbad 3: CrO3; water; acetic acid 4: aqueous HCl View Scheme
Multi-step reaction with 4 steps 1: AlCl3 / 125 - 130 °C 2: Erwaermen auf dem Dampfbad 3: CrO3; water; acetic acid 4: aqueous HCl View Scheme

: 100-66-3
methoxybenzene

: 80-09-1
4,4'-sulfonediphenol

Conditions

Conditions	Yield
Multi-step reaction with 5 steps 1: AlCl3; carbon disulfide; SOCl2 / 0 °C 2: AlCl3 / 125 - 130 °C 3: Erwaermen auf dem Dampfbad 4: CrO3; water; acetic acid 5: aqueous HCl View Scheme
Multi-step reaction with 5 steps 1: AlCl3; carbon disulfide; SOCl2 / 0 °C 2: AlCl3 / 125 - 130 °C 3: Erwaermen auf dem Dampfbad 4: CrO3; water; acetic acid 5: aqueous HCl View Scheme
Multi-step reaction with 2 steps 1: AlCl3; carbon disulfide / 0 °C 2: AlBr3 / 120 - 130 °C View Scheme

: 80-09-1
4,4'-sulfonediphenol

: 39635-79-5
2,2-bis(3,5-dibromo-4-hydroxyphenyl)sulfone

Conditions

Conditions	Yield
With dihydrogen peroxide; bromine In dichloromethane; 2-methyl-propan-1-ol; water at 25 - 37℃; for 7.58333h; Temperature;	99.5%
With bromine; acetic acid at 85℃; for 2h;	72%
With bromine; iron Bromination;	45.7%
With bromine; acetic acid at 85℃;
With bromine

: 80-09-1
4,4'-sulfonediphenol

: 999-97-3
1,1,1,3,3,3-hexamethyl-disilazane

: 71918-64-4
4,4'-Di-(trimethylsilylhydroxy)-diphenylsulfon

Conditions

Conditions	Yield
In toluene Reflux;	99%

: 358-23-6
trifluoromethylsulfonic anhydride

: 80-09-1
4,4'-sulfonediphenol

: 17763-90-5
4,4'-sulfonylbis(phenyltrifluoromethanesulfonate)

Conditions

Conditions	Yield
Stage #1: 4,4'-sulfonediphenol With pyridine In dichloromethane at 0℃; for 0.166667h; Inert atmosphere; Stage #2: trifluoromethylsulfonic anhydride In dichloromethane at 0℃; Inert atmosphere;	98.6%
With pyridine at 0 - 20℃;	96%
Inert atmosphere;

: 80-09-1
4,4'-sulfonediphenol

: 4873-09-0
allyl tosylate

: 41481-66-7
3,3′-diallyl-4,4′-dihydroxydiphenylsulfone

Conditions

Conditions	Yield
With tetrabutyl-ammonium chloride; potassium carbonate In N,N-dimethyl-formamide at 110 - 120℃; for 8h; Large scale;	98.5%
With potassium carbonate In N,N-dimethyl-formamide	30.4 parts (92.1%)

: 80-09-1
4,4'-sulfonediphenol

: 107-05-1
3-chloroprop-1-ene

: 41481-63-4
4,4’-sulfonylbis((allyloxy)benzene)

Conditions

Conditions	Yield
With potassium iodide; sodium hydroxide In methanol at 35 - 65℃; for 5h; Reagent/catalyst; Solvent;	98%
Stage #1: 4,4'-sulfonediphenol With sodium hydroxide for 0.166667h; Stage #2: 3-chloroprop-1-ene at 60 - 100℃; for 5h; Inert atmosphere; Sealed tube;	93%
With sodium hydroxide In methanol at 45℃;
With sodium hydroxide In water at 55 - 60℃; under 600.06 - 750.075 Torr; for 8h; Concentration; Temperature; Time;	612 g
Stage #1: 4,4'-sulfonediphenol With sodium hydroxide In water; toluene at 80℃; for 8h; Stage #2: 3-chloroprop-1-ene at 75℃; for 8h;

: 80-09-1
4,4'-sulfonediphenol

: 36530-06-0
subphthalocyanine

: (B(N6C24H12))2O2C6H4SO2C6H4

Conditions

Conditions	Yield
In 1,2-dichloro-benzene at 180.5℃; for 39h; Inert atmosphere;	98%
In 1,2-dichloro-benzene (Ar) chloro boron subphthalocyanine and bisphenol in 1,2-dichlorobenzenewere heated at reflux (180.5°C) for 39 h; react. mixt. was cooled, solvent was totary evapd., purification from hot toluene;	98%

: 80-09-1
4,4'-sulfonediphenol

: 627-30-5
1-chloro-3-hydroxypropane

: C18H22O6S

Conditions

Conditions	Yield
With potassium hydroxide In ethanol at 70℃; for 24h;	98%

: 80-09-1
4,4'-sulfonediphenol

: 105-39-5
chloroacetic acid ethyl ester

: 38775-52-9
diethyl 2,2'-(sulfonylbis(4,1-phenylene)bis(oxy))diacetate

Conditions

Conditions	Yield
Stage #1: 4,4'-sulfonediphenol With potassium carbonate In N,N-dimethyl-formamide at 120℃; for 0.5h; Stage #2: chloroacetic acid ethyl ester In N,N-dimethyl-formamide at 120℃;	97%

: 640723-20-2, 2699-79-8, 12769-73-2
fluorosulfonyl fluoride

: 80-09-1
4,4'-sulfonediphenol

: 4,4'-sulfonylbis(4,1-phenylene) disulfofluoridate

Conditions

Conditions	Yield
With triethylamine In dichloromethane at 20℃;	97%

: 80-09-1
4,4'-sulfonediphenol

: 23726-00-3
<2H9>trimethylsulphoxonium iodide

: 4,4'-sulfonylbis((methoxy-d3)benzene)

Conditions

Conditions	Yield
With potassium carbonate at 65℃; for 18h; Sealed tube;	96.9%

: 80-09-1
4,4'-sulfonediphenol

: 106-89-8
epichlorohydrin

: C20H22O4S

Conditions

Conditions	Yield
Stage #1: 4,4'-sulfonediphenol; epichlorohydrin With tetramethylammonium bromide at 100℃; for 3h; Inert atmosphere; Stage #2: With sodium hydroxide at 60℃; for 3h; Inert atmosphere;	96%

: 187737-37-7
propene

: 80-09-1
4,4'-sulfonediphenol

: 41481-63-4
4,4’-sulfonylbis((allyloxy)benzene)

Conditions

Conditions	Yield
Stage #1: 4,4'-sulfonediphenol With chlorine; sodium hydroxide for 0.166667h; Stage #2: propene at 60 - 100℃; for 5h; Inert atmosphere; Sealed tube;	96%

: 41663-84-7
4-nitro-N-methyl-phthalimide

: 80-09-1
4,4'-sulfonediphenol

: C30H20N2O8S

Conditions

Conditions	Yield
Stage #1: 4,4'-sulfonediphenol With potassium hydroxide In toluene at 100℃; for 2h; Inert atmosphere; Reflux; Stage #2: 4-nitro-N-methyl-phthalimide With 3-butyl-1-methyl-1H-imidazol-3-ium hexafluorophosphate In toluene at 110℃; for 6h; Inert atmosphere;	94.2%
With potassium carbonate In N,N-dimethyl acetamide; toluene for 6h; Reflux;

: 80-09-1
4,4'-sulfonediphenol

: 106-95-6
allyl bromide

: 41481-63-4
4,4’-sulfonylbis((allyloxy)benzene)

Conditions

Conditions	Yield
Stage #1: 4,4'-sulfonediphenol With potassium carbonate In acetone for 1h; Inert atmosphere; Reflux; Stage #2: allyl bromide In acetone Reflux; Inert atmosphere;	94%
With sodium hydroxide; tetramethylammonium bromide In water; toluene at 49.9 - 59.9℃; for 15h;
In methanol; water; toluene	30.5 parts (91.2%)
With potassium carbonate In acetone at 80℃; Inert atmosphere;

: 421-83-0
trifluoromethane sulfonyl chloride

: 80-09-1
4,4'-sulfonediphenol

: 17763-90-5
4,4'-sulfonylbis(phenyltrifluoromethanesulfonate)

Conditions

Conditions	Yield
Stage #1: trifluoromethane sulfonyl chloride; 4,4'-sulfonediphenol With triethylamine In chloroform at 0 - 20℃; for 6h; Stage #2: With ammonium chloride In chloroform; water	94%

: 80-09-1
4,4'-sulfonediphenol

: 107-05-1
3-chloroprop-1-ene

: 4-allyloxy-4'-hydroxydiphenyl-sulfone

Conditions

Conditions	Yield
With sodium hydroxide In water at 55 - 60℃; under 600.06 - 750.075 Torr; for 8h; Time;	93.85%

: 80-09-1
4,4'-sulfonediphenol

: 107-05-1
3-chloroprop-1-ene

A: 41481-63-4
4,4’-sulfonylbis((allyloxy)benzene)

B: 4-allyloxy-4'-hydroxydiphenyl-sulfone

Conditions

Conditions	Yield
With sodium hydroxide In water at 55 - 60℃; under 600.06 - 750.075 Torr; for 8h; Concentration; Temperature; Time;	A n/a B 93.5%
With sodium hydroxide In water at 55 - 60℃; under 600.06 - 750.075 Torr; for 4h; Concentration; Temperature; Time;	A 73.98% B 25.32%

...Expand

: 80-09-1
4,4'-sulfonediphenol

: 107-21-1
ethylene glycol

: 27205-03-4
2,2’-((sulfonylbis(4,1-phenylene))bis(oxy))bis(ethan-1-ol)

Conditions

Conditions	Yield
With tetrabutoxytitanium; aluminum (III) chloride; bismuth at 150℃; for 1h; Temperature; Reagent/catalyst;	93.1%

: 80-09-1
4,4'-sulfonediphenol

: 75-36-5
acetyl chloride

: 5456-51-9
4,4'-diacetoxydiphenylsulfone

Conditions

Conditions	Yield
With triethylamine In dichloromethane at 20℃; for 0.5h; Acetylation;	93%
at 130℃; im geschlossenen Rohr;
With acetic acid

: 1698-53-9
4,5-dichloro-1-phenylpyridazin-6-one

: 80-09-1
4,4'-sulfonediphenol

A 4-amino-5-chloro-1-phenylpyridazin-6-one (chloridazon): 4-amino-5-chloro-1-phenylpyridazin-6-one (chloridazon)

B: 1698-60-8
chloridazon

Conditions

Conditions	Yield
With ammonia In water	A n/a B 92.3%
With ammonia In water	A n/a B 90%

...Expand

: 80-09-1
4,4'-sulfonediphenol

: 18162-48-6
tert-butyldimethylsilyl chloride

: 154116-76-4
(4,4'-sulfonylbis(4,1-phenylene)bis(oxy))bis(tert-butyldimethylsilane)

Conditions

Conditions	Yield
With 1H-imidazole; dmap In dichloromethane; N,N-dimethyl-formamide for 3h;	92%

: 4548-45-2
2-chloro-5-nitropyridine

: 80-09-1
4,4'-sulfonediphenol

: 4,4'-bis(5-nitro-2-pyridinoxy)diphenyl sulfone

Conditions

Conditions	Yield
With potassium carbonate In N,N-dimethyl-formamide at 20 - 70℃; Inert atmosphere;	92%

: 90224-73-0
5-bromo-2-methyl-2,3-dihydro-1H-isoindole-1,3-dione

: 80-09-1
4,4'-sulfonediphenol

: C30H20N2O8S

Conditions

Conditions	Yield
Stage #1: 4,4'-sulfonediphenol With sodium hydroxide In o-xylene at 90℃; for 2.5h; Inert atmosphere; Stage #2: 5-bromo-2-methyl-2,3-dihydro-1H-isoindole-1,3-dione In dimethyl sulfoxide at 150℃; for 6h;	91.1%

: 80-09-1
4,4'-sulfonediphenol

: 624-65-7
2-propynyl chloride

: 73303-45-4
4,4′-sulfonylbis((prop-2-yn-1-yloxy)benzene)

Conditions

Conditions	Yield
With sodium carbonate In N,N-dimethyl-formamide at 65℃; for 24h;	91%

: 80-09-1
4,4'-sulfonediphenol

: 4,4'-sulfonylbis(4,1-phenylene) disulfofluoridate

Conditions

Conditions	Yield
With fluorosulfonyl fluoride; triethylamine In dichloromethane at 20℃; for 12h;	91%
With 1-(fluorosulfuryl)-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate; triethylamine In acetonitrile at 80℃; for 8h;	79.5%
Stage #1: 4,4'-sulfonediphenol With triethylamine In acetonitrile at 20℃; for 0.166667h; Stage #2: With 1-(fluorosulfuryl)-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate In acetonitrile for 1h;	77%
Stage #1: 4,4'-sulfonediphenol With triethylamine In acetonitrile at 20℃; for 0.166667h; Stage #2: With 1-(fluorosulfuryl)-2,3-dimethyl-1H-imidazol-3-ium trifluoromethanesulfonate In acetonitrile for 1h; Inert atmosphere;	77%

4,4'-Sulfonyldiphenol Consensus Reports

Reported in EPA TSCA Inventory.

4,4'-Sulfonyldiphenol Specification

1. Introduction of 4,4'-Sulfonyldiphenol
4,4'-Sulfonyldiphenol is commonly used as a reactant in epoxy reactions, and is used in curing fast-drying epoxy resin glues. The IUPAC Name of 4,4'-Sulfonyldiphenol is 4-(4-Hydroxyphenyl)sulfonylphenol.

2. Properties of 4,4'-Sulfonyldiphenol
H bond acceptors: 4
H bond donors: 2
Freely Rotating Bonds: 4
Polar Surface Area: 60.98 Å²
Index of Refraction: 1.645
Molar Refractivity: 63.33 cm³
Molar Volume: 174.6 cm³
Surface Tension: 60.7 dyne/cm
Density: 1.432 g/cm³
Flash Point: 259.4 °C
Enthalpy of Vaporization: 80.43 kJ/mol
Boiling Point: 505.3 °C at 760 mmHg
Vapour Pressure: 7.8E-11 mmHg at 25°C
Melting Point: 245-250 °C(lit.)
Water Solubility: 1.1 g/L (20°C)
Appearance: light yellow crystalline powder
Stability: Stable. Incompatible with strong bases, acid chloride, acid anhydrides, strong oxidizing agents.
Product Categories of 4,4'-Sulfonyldiphenol (CAS NO.80-09-1): Aromatics;Sulphur Derivatives;API intermediates;Color Former & Related Compounds;Developer;Diphenyl Sulfones (for High-Performance Polymer Research);Functional Materials;Reagent for High-Performance Polymer Research

3. Structure Descriptors of 4,4'-Sulfonyldiphenol
4. Toxicity of 4,4'-Sulfonyldiphenol

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
guinea pig	LD50	skin	> 1mg/kg (1mg/kg)		National Technical Information Service. Vol. OTS0534330,
mouse	LD50	intraperitoneal	200mg/kg (200mg/kg)		National Technical Information Service. Vol. OTS0534330,
mouse	LD50	oral	1600mg/kg (1600mg/kg)		National Technical Information Service. Vol. OTS0534330,
rabbit	LD50	skin	> 10250mg/kg (10250mg/kg)		BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. Vol. 601-05501, Pg. 1974,
rabbit	LDLo	oral	4700mg/kg (4700mg/kg)	BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD LUNGS, THORAX, OR RESPIRATION: DYSPNEA KIDNEY, URETER, AND BLADDER: OTHER CHANGES IN URINE COMPOSITION	National Technical Information Service. Vol. OTS0555048,
rat	LD50	intraperitoneal	400mg/kg (400mg/kg)		National Technical Information Service. Vol. OTS0534330,
rat	LD50	oral	4556mg/kg (4556mg/kg)		BIOFAX Industrial Bio-Test Laboratories, Inc., Data Sheets. Vol. 601-05501, Pg. 1974,

5. Safety Information of 4,4'-Sulfonyldiphenol

Hazard Codes: Irritant Xi
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 26-39-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.
S39: Wear eye / face protection.
WGK Germany: 2
RTECS: SM8925000
HS Code: 29309070
Mildly toxic by ingestion. A skin and eye irritant. When heated to decomposition it emits toxic fumes of SO_x.

6. Preparation of 4,4'-Sulfonyldiphenol
4,4'-Sulfonyldiphenol can produced by the reaction of two equivalents of phenol with one equivalent of sulfuric acid.

7. Use of 4,4'-Sulfonyldiphenol
4,4'-Sulfonyldiphenol is mainly used as monomer for synthesizing polysulfone resin. It can be also directly applied in coatings, leather modifier, dye intermediates, metal electroplating light agent, etc.

8. Other details of 4,4'-Sulfonyldiphenol
General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. Dangerous fire hazard in the form of dust when exposed to heat or flame.
Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or chemical foam.
Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage: Store in a cool, dry place. Store in a tightly closed container.

Product Name

4,4'-Sulfonyldiphenol

Synthetic route

4,4'-Sulfonyldiphenol Consensus Reports

4,4'-Sulfonyldiphenol Specification

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