Antioxidant BHT 264
CAS:128-37-0
Purity:99%
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Product Details
The invention discloses a method for pre...
The invention discloses a method for pre...
The method mainly comprises the followin...
The invention discloses a method for pre...
methanol
benzene-1,2-dicarboxylic acid
2,3',3,4'-biphenyltetracarboxylic acid dianhydride
2,3,2',3'-biphenyltetracarboxylic dianhydride
3,3',4,4'-biphenyltetracarboxylic anhydride
| Conditions | Yield |
|---|---|
|
benzene-1,2-dicarboxylic acid;
With
chlorine;
In
water;
for 3h;
methanol;
for 1.5h;
Further stages;
|
2,3',3,4'-biphenyltetracarboxylic acid dianhydride
3,3',4,4'-biphenyltetracarboxylic anhydride
| Conditions | Yield |
|---|---|
|
|
4,4'-biphthalic acid
1,2-dichlorotetramethylsilane
trimellitic anhydride acid chloride
3,4,3',4'-Tetramethylbiphenyl
3,3’,4,4’-biphenyltetracarboxylic diimide
2,2'-bis-{6-[ethyl-(2-methoxybenzyl)amino]hexyl}-[5,5']biisoindolyl-1,3,1',3'-tetraone
C25H20N2*C16H10O8
C32H20N2O8
