Antioxidant BHT 264
CAS:128-37-0
Purity:99%
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Product Details
InChI:InChI=1/C2H4O4S/c3-7(4)5-1-2-6-7/h1-2H2
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Although many methods can measure enanti...
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Room temperature reactions of both tris(...
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The invention belongs to the technical f...
The invention discloses a synthesis meth...
The invention discloses a synthesis proc...
The invention discloses a preparation me...
ethylene sulfite
ethyleneglycol sulfate
| Conditions | Yield |
|---|---|
|
With
manganese(IV) oxide;
In
water;
at 5 ℃;
for 0.75h;
Reagent/catalyst;
Temperature;
|
95.84% |
|
With
sodium hydrogencarbonate; iron(II) sulfate;
In
dichloromethane;
pH=7 - 8;
Concentration;
|
90.66% |
|
With
ruthenium trichloride; calcium hypochlorite;
at 15 ℃;
|
83% |
|
With
ruthenium(III) chloride trihydrate; trichloroisocyanuric acid; tetrabutylammomium bromide; potassium carbonate;
In
water; acetonitrile;
at 20 - 60 ℃;
for 2h;
Temperature;
Reagent/catalyst;
Solvent;
|
83.3% |
|
With
ruthenium trichloride; calcium hypochlorite;
In
acetic acid butyl ester; water;
at -15 - -10 ℃;
for 10h;
Solvent;
|
83% |
|
With
sodium hypochlorite; water;
at 0 - 5 ℃;
for 0.5h;
Large scale;
|
82.4% |
|
With
dihydrogen peroxide;
In
dichloromethane; tert-butyl methyl ether;
at 40 ℃;
for 5h;
Large scale;
|
82.4% |
|
With
sodium hypochlorite; ruthenium tetroxide;
In
tetrachloromethane; water;
for 1.5h;
Ambient temperature;
|
73% |
|
With
ruthenium tetroxide;
In
chloroform; water;
at 0 ℃;
for 0.0125h;
|
72% |
|
With
ruthenium trichloride; sodium hypochlorite; sodium hydrogencarbonate;
In
dichloromethane; water;
|
70% |
|
With
potassium sulfate; rhenium(III) chloride; Marshall's acid; potassium carbonate;
In
dichloromethane; water;
at 0 - 4 ℃;
for 1h;
|
68.1% |
|
With
sodium periodate; ruthenium(III) chloride trihydrate;
In
dichloromethane; water;
at 0 - 5 ℃;
for 2h;
Inert atmosphere;
|
60% |
|
With
ruthenium trichloride; sodium periodate;
In
water; acetonitrile;
at 0 ℃;
for 0.0833333h;
|
|
|
With
ruthenium trichloride; sodium periodate;
In
water; acetonitrile;
at 0 - 25 ℃;
for 1h;
Yield given;
|
|
|
With
ruthenium(III) chloride trihydrate;
In
tetrachloromethane; acetonitrile;
|
|
|
With
ruthenium(IV) oxide;
In
isopropyl alcohol; acetonitrile;
at 40 - 45 ℃;
for 6h;
Temperature;
Solvent;
Reagent/catalyst;
|
98 g |
|
With
ruthenium trichloride; sodium hypochlorite; potassium dihydrogenphosphate;
at 0 - 10 ℃;
for 0.5h;
Reagent/catalyst;
|
172 g |
|
With
tert.-butylhydroperoxide; copper(l) chloride;
In
water;
at 35 ℃;
for 2.75h;
Temperature;
|
115.5 g |
ethylene glycol
ethyleneglycol sulfate
| Conditions | Yield |
|---|---|
|
With
fluorosulfonyl fluoride; N,N,N,N,-tetramethylethylenediamine;
In
acetonitrile;
at 60 ℃;
for 36h;
Reagent/catalyst;
Solvent;
Temperature;
|
96.5% |
|
ethylene glycol;
With
fluorosulfonyl fluoride; sodium sulfate; tetra(n-butyl)ammonium hydrogensulfate; sodium hydroxide;
In
tert-butyl methyl ether;
at 5 - 10 ℃;
for 1h;
Autoclave;
With
15-crown-5; 18-crown-6 ether;
In
dichloromethane;
Solvent;
Reagent/catalyst;
Temperature;
|
81.8% |
|
With
potassium hydroxide; sulfuryl dichloride; silica gel;
Yield given. Multistep reaction;
1.) reflux; 2.) rt., 3 h;
|
|
|
ethylene glycol;
With
potassium hydroxide;
In
5,5-dimethyl-1,3-cyclohexadiene;
at 130 - 140 ℃;
for 20h;
With
fluorosulfonyl fluoride;
In
acetonitrile;
at -15 - -5 ℃;
for 1h;
Temperature;
Reagent/catalyst;
Solvent;
Sealed tube;
Inert atmosphere;
|
106.3 g |
|
With
sulfuryl dichloride;
In
chloroform;
at 5 - 60 ℃;
for 3h;
|
375 g |
ethylene dibromide
ethylene sulfite
ethene
ethylene glycol
sulfuric acid mono-(2-amino-ethyl ester)
β-(4-Methoxy)anilinoaethylsulfat
β-(2.6-Dimethyl)anilinoethylsulfat
2-(benzylamino)ethyl hydrogen sulfate
