Product Name

  • Name

    LEUCOMALACHITE GREEN

  • EINECS 204-961-9
  • CAS No. 129-73-7
  • Article Data70
  • CAS DataBase
  • Density 1.07 g/cm3
  • Solubility Soluble in water (<0.1 mg/ml), chloroform, benzene, ethyl ether, ethanol and toluene.
  • Melting Point 100-102 °C
  • Formula C23H26N2
  • Boiling Point 475.4 °C at 760 mmHg
  • Molecular Weight 330.473
  • Flash Point 214.6 °C
  • Transport Information UN 3077
  • Appearance white to light brown, light green or light blue
  • Safety 61-60-36/37/39-27-26
  • Risk Codes 40-50/53-22-36/37/38
  • Molecular Structure Molecular Structure of 129-73-7 (LEUCOMALACHITE GREEN)
  • Hazard Symbols HarmfulXn; IrritantXi; DangerousN
  • Synonyms Aniline,4,4'-benzylidenebis[N,N-dimethyl- (6CI,7CI,8CI);4,4'-Benzylidenebis[N,N-dimethylaniline];4,4'-Bis(N,N-dimethylaminophenyl)phenylmethane;4,4'-Bis(dimethylamino)triphenylmethane;Bis(p-dimethylaminophenyl)phenylmethane;Bis[p-(N,N-dimethylamino)phenyl]phenylmethane;C.I. Basic Green 4, leuco base;Leucomalachite green;Malachite green leuco;Malachite green leuco base;NSC36379;p,p'-Benzylidenebis(N,N-dimethylaniline);
  • PSA 6.48000
  • LogP 4.99880

Benzenamine,4,4'-(phenylmethylene)bis[N,N-dimethyl- Specification

The Benzenamine,4,4'-(phenylmethylene)bis[N,N-dimethyl-, with CAS registry number 129-73-7, has the systematic name of 4,4'-(phenylmethanediyl)bis(N,N-dimethylaniline). This chemical is a kind of white to light brown, light green or light blue. And the chemical formula of this chemical is C23H26N2. What's more, its EINECS is 204-961-9.

Physical properties of Benzenamine,4,4'-(phenylmethylene)bis[N,N-dimethyl-: (1)ACD/LogP: 5.91; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 5.5; (4)ACD/LogD (pH 7.4): 5.9; (5)ACD/BCF (pH 5.5): 7160.35; (6)ACD/BCF (pH 7.4): 17878.39; (7)ACD/KOC (pH 5.5): 15345.84; (8)ACD/KOC (pH 7.4): 38316.47; (9)#H bond acceptors: 2; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 5; (12)Polar Surface Area: 6.48 Å2; (13)Index of Refraction: 1.621; (14)Molar Refractivity: 108.59 cm3; (15)Molar Volume: 308.6 cm3; (16)Polarizability: 43.05×10-24cm3; (17)Surface Tension: 44 dyne/cm; (18)Density: 1.07 g/cm3; (19)Flash Point: 214.6 °C; (20)Enthalpy of Vaporization: 73.89 kJ/mol; (21)Boiling Point: 475.4 °C at 760 mmHg; (22)Vapour Pressure: 3.33E-09 mmHg at 25°C.

Preparation: this chemical can be prepared by benzaldehyde and N,N-dimethyl-aniline. This reaction will need reagents phosphorus oxychloride, alcohol.

When you are using this chemical, please be cautious about it as the following:
The Benzenamine,4,4'-(phenylmethylene)bis[N,N-dimethyl- irritates to eyes, respiratory system and skin. This chemical has limited evidence of a carcinogenic effect. And it may cause long-term adverse effects in the aquatic environment, so avoid release it to the environment. Refer to special instructions / safety data sheets. When use it, wear suitable protective clothing, gloves and eye/face protection. If contact with eyes, rinse immediately with plenty of water and seek medical advice. After using, take off immediately all contaminated clothing. This material and its container must be disposed of as hazardous waste.

You can still convert the following datas into molecular structure:
(1)SMILES: N(c1ccc(cc1)C(c2ccccc2)c3ccc(N(C)C)cc3)(C)C
(2)InChI: InChI=1/C23H26N2/c1-24(2)21-14-10-19(11-15-21)23(18-8-6-5-7-9-18)20-12-16-22(17-13-20)25(3)4/h5-17,23H,1-4H3
(3)InChIKey: WZKXBGJNNCGHIC-UHFFFAOYAS
(4)Std. InChI: InChI=1S/C23H26N2/c1-24(2)21-14-10-19(11-15-21)23(18-8-6-5-7-9-18)20-12-16-22(17-13-20)25(3)4/h5-17,23H,1-4H3
(5)Std. InChIKey: WZKXBGJNNCGHIC-UHFFFAOYSA-N

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