4,4'-Methylenebis(2,6-di-tert-butylphenol) supplier

Name
4,4'-Methylenebis(2,6-di-tert-butylphenol)
EINECS 204-279-1
CAS No. 118-82-1
Article Data42
CAS DataBase
Density 0.981 g/cm³
Solubility 31.9ng/L at 20℃
Melting Point 155-159 °C(lit.)
Formula C₂₉H₄₄O₂
Boiling Point 459.5 °C at 760 mmHg
Molecular Weight 424.667
Flash Point 178.1 °C
Transport Information
Appearance
Safety 26-36
Risk Codes 36/37/38
Molecular Structure
Hazard Symbols Xi
Synonyms Phenol,4,4'-methylenebis[2,6-di-tert-butyl- (6CI,8CI);3,3',5,5'-Tetra-tert-butyl-4,4'-dihydroxydiphenylmethane;Agidol 23;Antioxidant 4426;Antioxidant 702;Antioxidant 728;Antioxidant E 702;Binox M;Bis(3,5-di-tert-butyl-4-hydroxyphenyl)methane;Bis(4-hydroxy-3,5-di-tert-butylphenyl)methane;Di(3,5-di-tert-butyl-4-hydroxyphenyl)methane;Ethanox 4702;Ethanox 702;Ethyl 728;Ethyl Antioxidant 702;H 301/92;Hitec 4702;Ionox 220;Ionox 220Antioxidant;LZ-MB 1;MB 1;MB 1 (antioxidant);NSC 30551;Vanlube DTB;
PSA 40.46000
LogP 7.87860

Synthetic route

: 88-26-6
3,5-di-tert-butyl-4-hydroxybenzyl alcohol

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
With proton exchanged montmorillonite In dichloromethane at 25℃; for 0.67h; Solvent; Time;	96%
Multi-step reaction with 2 steps 1: proton exchanged montmorillonite / chloroform-d1 / 0.02 h / 25 °C 2: proton exchanged montmorillonite / dichloromethane / 0.67 h / 25 °C View Scheme
Multi-step reaction with 2 steps 1: proton exchanged montmorillonite / chloroform-d1 / 0.08 h / 25 °C 2: proton exchanged montmorillonite / dichloromethane / 0.67 h / 25 °C View Scheme

: 50-00-0
formaldehyd

: 128-39-2
2,6-di-tert-butylphenol

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
With potassium tetramethoxyborate at 130℃; for 8h; Reagent/catalyst; Temperature;	95%
With formic acid; acetic acid at 40 - 80℃; for 4h; Concentration; Temperature; Reagent/catalyst; Reflux;	90%
With potassium hydroxide In isopropyl alcohol	64%

: 128-39-2
2,6-di-tert-butylphenol

: 14387-17-8
3,5-di-tert-butyl-4-hydroxybenzyl acetate

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
With perchloric acid In acetone	92%

: 6922-60-7
4,4'-(oxybis(methylene))bis(2,6-di-tert-butylphenol)

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
With proton exchanged montmorillonite In dichloromethane at 25℃; for 0.67h;	87%

: 50-00-0
formaldehyd

: 128-39-2
2,6-di-tert-butylphenol

: 64-19-7
acetic acid

A: 14387-17-8
3,5-di-tert-butyl-4-hydroxybenzyl acetate

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

C: 88-26-6
3,5-di-tert-butyl-4-hydroxybenzyl alcohol

Conditions

Conditions	Yield
With diethylamine for 11h; Reflux;	A 85.5% B 4% C 2.5%

...Expand

: 93-97-0
benzoic acid anhydride

: 88-27-7
N,N-dimethyl-(3,5-di-tert-butyl-4-hydroxybenzyl)amine

A: 96506-55-7
4-hydroxy-3,5-di-tert-butylbenzyl benzoate

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
In benzene for 1h; Heating;	A 85% B n/a

...Expand

: 22719-43-3, 2370-18-5
Coppinger's Radikal

: 1184-65-2
germanium hydride trichloride

A: 153789-55-0
(HO((CH3)3C)2C6H2)2CHGeCl3

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

C: 4359-97-1
2,6-di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzylidene)-cyclohexa-2,5-dienone

Conditions

Conditions	Yield
With hydrogenchloride In tetrahydrofuran treatment od reaction mixt. in THF with HCl soln., stirring (15 min); org. phase sepn., drying over Na2SO4 (24 h), soln. concn.; identification of individual compds.;	A 80% B 20% C <1

...Expand

: 14387-17-8
3,5-di-tert-butyl-4-hydroxybenzyl acetate

: 108-95-2
phenol

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 6010-34-0
2,4,6-tri-(3,5-di-tert-butyl-4-hydroxybenzyl)-phenol

C: 127901-01-3
2,4-di-(4-hydroxy-3,5-di-tert-butylbenzyl)phenol

Conditions

Conditions	Yield
With perchloric acid In acetone 1) heating, 2) 24 h, 20 deg C;	A 16.8% B 72% C 7.5%

...Expand

: 22719-43-3, 2370-18-5
Coppinger's Radikal

: 7366-23-6
diphenylchlorogermane

A: 153789-61-8
(HO((CH3)3C)2C6H2)2CHGe(C6H5)2Cl

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

C: 1613-66-7
dichlorodiphenylgermane

Conditions

Conditions	Yield
With hydrogenchloride In tetrahydrofuran hydrolysis (6N HCl) of reaction mixt.;	A 70% B 30% C 30%

...Expand

: 128-39-2
2,6-di-tert-butylphenol

: 88-27-7
N,N-dimethyl-(3,5-di-tert-butyl-4-hydroxybenzyl)amine

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
With dimethyl sulfate; zinc(II) chloride In chlorobenzene for 15h; Heating;	69%

: 128-39-2
2,6-di-tert-butylphenol

: 2607-52-5
2,6-di-tert-butyl-4-methylene-2,5-cyclohexadien-1-one

A: 1516-94-5
1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)ethane

B: 2455-14-3
3,5,3',5'-tetra-tert-butyl-4,4'-diphenoquinone

C: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

D: 128-38-1
4,4'-dihydroxy-3,3',5,5'-tetra-tert-butylbiphenyl

Conditions

Conditions	Yield
In pentane at 30℃; Further byproducts given;	A 66% B 4% C 6% D 59%

...Expand

: 128-39-2
2,6-di-tert-butylphenol

A: 1516-94-5
1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)ethane

B: 2455-14-3
3,5,3',5'-tetra-tert-butyl-4,4'-diphenoquinone

C: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

D: 128-38-1
4,4'-dihydroxy-3,3',5,5'-tetra-tert-butylbiphenyl

Conditions

Conditions	Yield
With 2,6-di-tert-butylbenzoquinone methide In pentane at 30℃; Further byproducts given;	A 66% B 4% C 6% D 59%

...Expand

: 3839-32-5
triphenyl germyllithium

: 22719-43-3, 2370-18-5
Coppinger's Radikal

A: 147024-31-5
(C6H5)3GeCH(C6H2(C4H9)2(OH))2

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

C: 4359-97-1
2,6-di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzylidene)-cyclohexa-2,5-dienone

D: 2816-39-9
hexaphenyldigermane

E: 1626-24-0
chlorotriphenylgermane

Conditions

Conditions	Yield
With hydrogenchloride In tetrahydrofuran inert atmosphere; dropwise addn. of org. compd. soln. to soln. of Ge-compd. at 0°C, soln. hydrolysis by dropwise HCl addn.; soln. filtration to obtain Ph3GeGePh3, filtrate extn. (ether), drying (Na2SO4), soln. concn. (reduced pressure); (1)H-NMR spectroscopy;	A 8% B 10% C 56% D 66% E 24%

...Expand

: 22719-43-3, 2370-18-5
Coppinger's Radikal

: 7366-24-7
dichlorophenylgermane

A: 153789-58-3
(HO((CH3)3C)2C6H2)2CHGe(C6H5)Cl2

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

C: 1074-29-9
trichlorophenylgermane

Conditions

Conditions	Yield
With hydrogenchloride In tetrahydrofuran reaction mixt. treatment with HCl soln. (stirring, 15 min); org. phase sepn., drying over Na2SO4, concn. (reduced pressure), chromy.;	A 60% B 20% C 20%

...Expand

: 128-39-2
2,6-di-tert-butylphenol

: 2-(hydroxymethyl)-4-methyl-6-(1,7,7-trimethylbicyclo[2.2.1]hept-exo-2-yl)phenol

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: 2,6-di-tert-butyl-4-{2-hydroxy-5-methyl-3-(1,7,7-trimethylbicyclo[2.2.1]hept-exo-2-yl)-benzyl}phenol

Conditions

Conditions	Yield
With formic acid In chloroform for 3.5h; Reflux;	A n/a B 59%

...Expand

: 128-39-2
2,6-di-tert-butylphenol

: 2607-52-5
2,6-di-tert-butyl-4-methylene-2,5-cyclohexadien-1-one

A: 1516-94-5
1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)ethane

B: 2455-14-3
3,5,3',5'-tetra-tert-butyl-4,4'-diphenoquinone

C: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

D: 128-38-1
4,4'-dihydroxy-3,3',5,5'-tetra-tert-butylbiphenyl

E: 98543-00-1
4,4'-Ethylen-bis-(2,6-di-tert.-butyl-4-(3,5-di-tert.-butyl-4-hydroxy-phenyl)-cyclohexa-2,5-dienon)

F: 137649-09-3
4-(3,5-di-tert-butyl-4-hydroxyphenyl)-4-<2-(3,5-di-tert-butyl-4-hydroxyphenyl)ethyl>-2,6-di-tert-butylcyclohexa-2,5-dien-1-one

Conditions

Conditions	Yield
With triethylamine In pentane at 30℃; Product distribution; Mechanism; without Et3N, other solvent, other phenols;	A 34% B 13% C 0.4% D 1% E 9% F 53%

...Expand

: 85-44-9
phthalic anhydride

: 88-27-7
N,N-dimethyl-(3,5-di-tert-butyl-4-hydroxybenzyl)amine

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 127900-93-0
phthalic acid dimethylamide 4-hydroxy-3,5-di-tert-butylbenzyl ester

Conditions

Conditions	Yield
In benzene for 2h; Heating;	A 47% B 49%

...Expand

: 14387-17-8
3,5-di-tert-butyl-4-hydroxybenzyl acetate

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 88-26-6
3,5-di-tert-butyl-4-hydroxybenzyl alcohol

C: 6922-60-7
4,4'-(oxybis(methylene))bis(2,6-di-tert-butylphenol)

D: 127900-98-5
2,6-Di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzyl)-4-(3,5-di-tert-butyl-4-hydroxy-benzyloxymethyl)-cyclohexa-2,5-dienone

Conditions

Conditions	Yield
With perchloric acid; water In acetone for 28h; Heating;	A 8% B 49% C 41% D 2%

...Expand

: 108-31-6
maleic anhydride

: 88-27-7
N,N-dimethyl-(3,5-di-tert-butyl-4-hydroxybenzyl)amine

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 127900-92-9
maleic acid dimethylamide 4-hydroxy-3,5-di-tert-butylbenzyl ester

Conditions

Conditions	Yield
In benzene Heating;	A n/a B 42%

...Expand

: 108-30-5
succinic acid anhydride

: 88-27-7
N,N-dimethyl-(3,5-di-tert-butyl-4-hydroxybenzyl)amine

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 127900-91-8
succinic acid dimethylamide 4-hydroxy-3,5-di-tert-butylbenzyl ester

Conditions

Conditions	Yield
In benzene Heating;	A n/a B 41%

...Expand

: 88-26-6
3,5-di-tert-butyl-4-hydroxybenzyl alcohol

: 24481-37-6
2-pentyl-4,6-bis-trichloromethyl-[1,3,5]triazine

A: 128-39-2
2,6-di-tert-butylphenol

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

C: 119294-34-7
2,6-Di-tert-butyl-4-(4-pentyl-6-trichloromethyl-[1,3,5]triazin-2-yloxymethyl)-phenol

Conditions

Conditions	Yield
With triethylamine In 1,4-dioxane at 60℃; for 4h;	A 0.55 g B 0.35 g C 38%

...Expand

: 88-26-6
3,5-di-tert-butyl-4-hydroxybenzyl alcohol

A: 128-39-2
2,6-di-tert-butylphenol

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

C: 119294-35-8
2,6-Di-tert-butyl-4-(4-phenyl-6-trichloromethyl-[1,3,5]triazin-2-yloxymethyl)-phenol

Conditions

Conditions	Yield
With 2-phenyl-4,6-bis-trichloromethyl-[1,3,5]triazine; triethylamine In 1,4-dioxane at 60℃; for 4h;	A 0.55 g B 0.35 g C 32%

...Expand

: 88-26-6
3,5-di-tert-butyl-4-hydroxybenzyl alcohol

: 24504-22-1
2-phenyl-4,6-bis-trichloromethyl-[1,3,5]triazine

A: 128-39-2
2,6-di-tert-butylphenol

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

C: 119294-35-8
2,6-Di-tert-butyl-4-(4-phenyl-6-trichloromethyl-[1,3,5]triazin-2-yloxymethyl)-phenol

Conditions

Conditions	Yield
With triethylamine In 1,4-dioxane at 60℃; for 4h;	A 0.55 g B 0.35 g C 32%

...Expand

: 10396-80-2
2,6-di-tert-butyl-4-hydroxy-4-methylcyclohexa-2,5-dienone

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 88-26-6
3,5-di-tert-butyl-4-hydroxybenzyl alcohol

C: 6922-60-7
4,4'-(oxybis(methylene))bis(2,6-di-tert-butylphenol)

D: 83638-63-5
4-(3,5-di-t-butyl-4-hydroxybenzyloxy)-4-methyl-2,6-di-t-butylcyclohexa-2,5-dienone

Conditions

Conditions	Yield
With Nafion H In 1,2-dimethoxyethane for 24h; Ambient temperature;	A 5% B 12% C 13% D 6%

...Expand

: 5621-44-3
dimethyl 2-methylenepentanedioate

: 128-39-2
2,6-di-tert-butylphenol

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 128-38-1
4,4'-dihydroxy-3,3',5,5'-tetra-tert-butylbiphenyl

C: 80099-80-5
dimethyl α-(3,5-di-tert-butyl-4-hydroxybenzyl)glutarate

Conditions

Conditions	Yield
With lithium at 160℃; for 20h;	A 6% B 10% C 1%
With lithium at 160℃; for 20h; Yield given. Yields of byproduct given;

...Expand

: 67-56-1
methanol

: 128-39-2
2,6-di-tert-butylphenol

A: 128-37-0
2,6-di-tert-butyl-4-methyl-phenol

B: 2455-14-3
3,5,3',5'-tetra-tert-butyl-4,4'-diphenoquinone

C: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
With bis(1,5-cyclooctadiene)diiridium(I) dichloride; triphenylphosphine; potassium hydroxide at 65℃; Catalytic behavior; Inert atmosphere;	A 6% B n/a C n/a

...Expand

: 88-26-6
3,5-di-tert-butyl-4-hydroxybenzyl alcohol

: 122-39-4
diphenylamine

A: 1020846-09-6
C72H99NO4

B: 1020846-10-9
C87H121NO5

C: 1020846-11-0
C102H143NO6

D: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
With sulfuric acid In dichloromethane; water at 40℃; for 2 - 24h; Product distribution / selectivity;	A 3% B 5% C 0.5% D n/a
With sulfuric acid In acetic acid for 10 - 24h; Product distribution / selectivity;	A 1% B 1% C 1% D n/a

...Expand

: 50-00-0
formaldehyd

: 128-39-2
2,6-di-tert-butylphenol

A: 3080-84-0
2,6-di-tert-butyl-4-ethoxymethylphenol

B: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

Conditions

Conditions	Yield
With potassium hydroxide

...Expand

: 3852-09-3
methyl 3-methoxypropionate

: 128-39-2
2,6-di-tert-butylphenol

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 128-38-1
4,4'-dihydroxy-3,3',5,5'-tetra-tert-butylbiphenyl

C: 80099-80-5
dimethyl α-(3,5-di-tert-butyl-4-hydroxybenzyl)glutarate

D: 95683-83-3
1-(3,5-di-tert-butyl-4-hydroxyphenyl)-2,4,6-trimethoxycarbonylhexane

E: 6386-38-5
methyl 3-(4-hydroxy-3,5-di-tert-butyl)phenylpropanoate

Conditions

Conditions	Yield
With potassium hydroxide In dimethyl sulfoxide at 160℃; for 5h; Product distribution; various bases, time, solvents;

...Expand

: 14306-91-3
C29H43O2

A: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

B: 4359-97-1
2,6-di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzylidene)-cyclohexa-2,5-dienone

Conditions

Conditions	Yield
Rate constant; Thermodynamic data; rate constant of the disproportionation;

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

A: 87-87-6
2,3,5,6-tetrachlorobenzene-1,4-diol

B: 4359-97-1
2,6-di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzylidene)-cyclohexa-2,5-dienone

Conditions

Conditions	Yield
With chloranil In toluene at 110℃; for 2h;	A 90% B 92%

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: 873-51-8
phenylborondichloride

: 1037069-96-7
bis(3,5-di-tert-butyl-4-(hydrogenphenylboronoxy)phenyl)methane

Conditions

Conditions	Yield
With n-butyllithium In hexane; toluene byproducts: LiCl; n-C4H9Li in hexane was added dropwise to a soln. of phenol-compound in toluene in N2 atm., the mixt. was heated at 100°C overnight, cooled to room temp., Cl2BC6H5 was added, heated for 12 h; ppt. was dissolved washing with water, dried over MgSO4, the solvent wasremoved in vac.; elem. anal.;	84%

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: 2607-52-5
2,6-di-tert-butyl-4-methylene-2,5-cyclohexadien-1-one

A: 1516-94-5
1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)ethane

B: 4359-97-1
2,6-di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzylidene)-cyclohexa-2,5-dienone

C: 809-73-4
3,3',5,5'-tetra-tert-butyl-4,4'-stilbenequinone

D: 62078-82-4
2,6-Di-tert-butyl-4,4-bis-(3,5-di-tert-butyl-4-hydroxy-benzyl)-cyclohexa-2,5-dienone

Conditions

Conditions	Yield
With triethylamine In pentane at 30℃;	A 72% B 31% C 9% D 11%

...Expand

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: 74854-03-8
2,4,10,12-tetra-t-butyl-14,15-dioxadispiro<5,1,5,2>-pentadeca-1,4,9,12-tetraene-3,11-dione

Conditions

Conditions	Yield
With air; silver(l) oxide In benzene for 8h;	72%

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: 4359-97-1
2,6-di-tert-butyl-4-(3,5-di-tert-butyl-4-hydroxy-benzylidene)-cyclohexa-2,5-dienone

Conditions

Conditions	Yield
With chloranil In toluene for 2h; Reflux;	70%
Multi-step reaction with 2 steps 1: acetic acid; bromine 2: aq.-ethanolic NaOH View Scheme

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: 106-89-8
epichlorohydrin

: 860376-70-1
4,4’-methylenebis(2,6-di-tert-butylphenol) diglycidyl ether

Conditions

Conditions	Yield
Stage #1: 4,4'-Methylenebis(2,6-di-tert-butylphenol) With sodium tert-pentoxide In N,N-dimethyl-formamide at -10 - -5℃; for 0.5h; Stage #2: epichlorohydrin In N,N-dimethyl-formamide at -10 - 82℃; for 16h;	60%

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: 2607-52-5
2,6-di-tert-butyl-4-methylene-2,5-cyclohexadien-1-one

A: 1516-94-5
1,2-bis(3,5-di-tert-butyl-4-hydroxyphenyl)ethane

B: 62078-82-4
2,6-Di-tert-butyl-4,4-bis-(3,5-di-tert-butyl-4-hydroxy-benzyl)-cyclohexa-2,5-dienone

Conditions

Conditions	Yield
In dimethyl sulfoxide at 30℃;	A 15% B 55%

...Expand

: 109-99-9
tetrahydrofuran

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: C53H90Br2Mg2O8

Conditions

Conditions	Yield
With 2-mesitylmagnesium bromide In toluene for 12h; Inert atmosphere;	47.1%

: 118-82-1
4,4'-Methylenebis(2,6-di-tert-butylphenol)

: 74-88-4
methyl iodide

: 32465-70-6
bis(3,5-di-tert-butyl-4-methoxyphenyl)methane

Conditions

Conditions	Yield
With sodium hydride	36%

4,4'-Methylenebis(2,6-di-tert-butylphenol) Consensus Reports

Reported in EPA TSCA Inventory.

4,4'-Methylenebis(2,6-di-tert-butylphenol) Specification

The IUPAC name of 4,4'-Methylenebis(2,6-di-tert-butylphenol) is 2,6-ditert-butyl-4-[(3,5-ditert-butyl-4-hydroxyphenyl)methyl]phenol. With the CAS registry number 118-82-1, it is also named as 2,2',6,6'-Tetra-tert-butyl-4,4'-methylenediphenol. The product's categories are industrial / fine chemicals; organics; diphenylmethanes (for high-performance polymer research); functional materials; reagent for high-performance polymer research; bisphenol and sulfonyldiphenol monomers; monomers; polymer science. In addition, 4,4'-Methylenebis(2,6-di-tert-butylphenol) is used for anti-oxidant of polyethylene, polypropylene, polystyrene, ABS resin and polyester. It is moderately toxic by ingestion. When heated to decomposition it emits acrid smoke and irritating vapors.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 9.49; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 9.49; (4)ACD/LogD (pH 7.4): 9.49; (5)#H bond acceptors: 2; (6)#H bond donors: 2; (7)#Freely Rotating Bonds: 8; (8)Index of Refraction: 1.526; (9)Molar Refractivity: 132.87 cm³; (10)Molar Volume: 432.4 cm³; (11)Polarizability: 52.67×10^-24 cm³; (12)Surface Tension: 33.5 dyne/cm; (13)Enthalpy of Vaporization: 74.76 kJ/mol; (14)Vapour Pressure: 4.6E-09 mmHg at 25°C; (15)Rotatable Bond Count: 6; (16)Tautomer Count: 3; (17)Exact Mass: 424.334131; (18)MonoIsotopic Mass: 424.334131; (19)Topological Polar Surface Area: 40.5; (20)Heavy Atom Count: 31; (21)Complexity: 480.

When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing.

People can use the following data to convert to the molecule structure.
1. SMILES: Oc1c(cc(cc1C(C)(C)C)Cc2cc(c(O)c(c2)C(C)(C)C)C(C)(C)C)C(C)(C)C;
2. InChI: InChI=1/C29H44O2/c1-26(2,3)20-14-18(15-21(24(20)30)27(4,5)6)13-19-16-22(28(7,8)9)25(31)23(17-19)29(10,11)12/h14-17,30-31H,13H2,1-12H3.

The following are the toxicity data which has been tested.

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Source
rabbit	LD50	skin	> 1400mg/kg (1400mg/kg)	BG Chemie: Toxicological Evaluations, Five Potential Health Hazards of Existing Chemicals. Vol. 5, Pg. 113, 1993.
rat	LD50	oral	> 24gm/kg (24000mg/kg)	BG Chemie: Toxicological Evaluations, Five Potential Health Hazards of Existing Chemicals. Vol. 5, Pg. 113, 1993.
rat	LD50	skin	> 2gm/kg (2000mg/kg)	BG Chemie: Toxicological Evaluations, Five Potential Health Hazards of Existing Chemicals. Vol. 5, Pg. 113, 1993.

Product Name

4,4'-Methylenebis(2,6-di-tert-butylphenol)

Synthetic route

4,4'-Methylenebis(2,6-di-tert-butylphenol) Consensus Reports

4,4'-Methylenebis(2,6-di-tert-butylphenol) Specification

Related Products

Hot Products