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|Product Name:||4,4'-Bis(dimethylamino)benzophenone||CAS NO:||90-94-8|
|Appearance:||White To Pale Green Crystals||Assay:||99%|
2 amino 5 chloro 2 fluorobenzophenone,
2 amino 5 nitrobenzophenone
4,4'-Bis(dimethylamino)benzophenone Tetramethyldiaminobenzophenone CAS 90-94-8 EINECS 202-027-5
4,4'-Bis(dimethylamino)benzophenone, White to pale green crystals, insoluble in water, slightly soluble in ethanol and ether, soluble in hot benzene. As an important intermediate for basic dyes, for the brilliant blue B, alkaline brilliant blue R, and other production. Also used as a reagent for the determination of tungsten, dye intermediates and photolithography plate sensitizer from N, N-dimethyl aniline condensation with phosgene derived.
This product is slightly hazardous for water Do not allow undiluted product or large quantities to reach ground water, water course or sewage system, without government permission, Do not allow material discharged into the surrounding environment. If used and stored according to specifications. No decomposition. Holding receptacle seal in cool, dry place to ensure that the workplace has a good ventilation or exhaust.
Safety phrases:irCauses burns.ritating substance. Irritating to eyes, respiratory system and skin. Avoid contact with skin and eyes.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.Highly flammable. Cause burns. Away from fire.I company for the production plant, complete production equipment and testing equipment.
|CAS register number||90-94-8|
|Appearance||White to pale green crystals||Conform|
|Loss On Drying||≤0.5%||0.24%|