Antioxidant BHT 264
CAS:128-37-0
Purity:99%
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Product Details
The invention discloses a method for pre...
-
diphenylether
4,4'-oxybis(benzenesulfonyl chloride)
| Conditions | Yield |
|---|---|
|
With
chlorosulfonic acid; salts of alkali metals;
at 20 - 70 ℃;
Product distribution;
an influence of temperature, stiring time and molar ratio was tested;
|
92% |
|
With
chlorosulfonic acid; potassium chloride;
at 50 - 70 ℃;
for 3h;
|
92% |
|
With
chlorosulphuric acid;
|
|
|
With
chlorosulfonic acid;
|
|
|
diphenylether;
With
sulfuric acid;
at 60 - 132 ℃;
for 2.41667h;
With
trichlorophosphate;
at 105 ℃;
for 1.83333h;
Temperature;
|
4,4'-oxybis(benzenesulfonyl chloride)
| Conditions | Yield |
|---|---|
|
With
phosphorus pentachloride;
|
diphenylether
chlorosulfonic acid
4,4'-oxy-bis-benzenesulfonic acid bis-benzenesulfonylamide
4-(4-sulfanylphenoxy)thiophenol
diphenylether-4,4'-disulfonyl hydrazide
4,4'-oxy-bis-benzenesulfonic acid bis-(4-chloro-phenyl ester)
