Leucomalachite Green/4,4′-Benzylidenebis(N,N-dimethylaniline)

English Name: leucomalachite green; 4,4′-Benzylidenebis(N,N-dimethylaniline)

Other names: colorless malachite green; Recessive malachite green; Bis (p-dimethylaminophenyl) phenylmethane; Crypto malachite green; P. P'- benzylidene bis-n, n-xylidine; Restore malachite green; P. P'- benzylidene bis-n, N'dimethylamine benzene

CAS No.: 129-73-7

C23H26N2=330.47

Grade: br

Melting point: 100 ~ 102 ℃

UV absorption ： λ max 623 nm

Physicochemical Properties: white to tan or light blue or light green powder. It is the acid reductant of malachite green and contains a certain amount of zinc salt. Sensitive to light. It is easy to oxidize in the air. Soluble in benzene, toluene, ether, ethanol, slightly soluble in petroleum, insoluble in water. Melting point 102 ℃ (94 ℃). Boiling point (decomposition). Maximum absorption wavelength 623nm

Purpose: biochemical research. Acid base indicator. Chromogenic agent. Detect cerium, iridium and ferricyanide. Photometric determination of gold. Catalytic spectrophotometric determination of trace manganese. Before use, dry in a P2O5 dryer for more than 48 hours to remove moisture. Pay attention to protection during use to avoid inhalation or skin contact. After the product is opened, it should be restored to the sealed state as soon as possible and stored under the specified conditions

Save: RT, away from light