LEUCOMALACHITE GREEN

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Names

[ CAS No. ]:
129-73-7

[ Name ]:
LEUCOMALACHITE GREEN

[Synonym ]:
Benzenamine, 4,4'-(phenylmethylene)bis[N,N-dimethyl-
4-[[4-(dimethylamino)phenyl]-phenylmethyl]-N,N-dimethylaniline
4,4'-benzylidenebis(N,N-dimethylaniline)
Leuco Malachite Green
4,4'-Bis(dimethylamino)triphenylmethane
EINECS 204-961-9
4,4'-Tetramethyldiaminotriphenylmethane
MFCD00008315
LEUCOMALACHITE GREEN
4,4'-(phenylmethanediyl)bis(N,N-dimethylaniline)
4,4'-(Phenylmethylene)bis(N,N-dimethylbenzenamine)
4,4'-(Phenylmethylene)bis(N,N-dimethylaniline)
4,4′-Benzylidenebis(N,N-dimethylaniline)

Chemical & Physical Properties

[ Density]:
1.1±0.1 g/cm3

[ Boiling Point ]:
475.4±45.0 °C at 760 mmHg

[ Melting Point ]:
100-102 °C

[ Molecular Formula ]:
C₂₃H₂₆N₂

[ Molecular Weight ]:
330.466

[ Flash Point ]:
214.6±16.5 °C

[ Exact Mass ]:
330.209595

[ PSA ]:
6.48000

[ LogP ]:
5.91

[ Vapour Pressure ]:
0.0±1.2 mmHg at 25°C

[ Index of Refraction ]:
1.621

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CY1203055

CHEMICAL NAME :: Benzenamine, 4,4'-(phenylmethylene)bis(N,N-dimethyl-

CAS REGISTRY NUMBER :: 129-73-7

BEILSTEIN REFERENCE NO. :: 2140506

LAST UPDATED :: 199712

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C23-H26-N2

MOLECULAR WEIGHT :: 330.51

Safety Information

[ Symbol ]:

GHS08

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H341-H351

[ Precautionary Statements ]:
P201-P308 + P313

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xn;N

[ Risk Phrases ]:
R40

[ Safety Phrases ]:
S36/37-S61-S60

[ RIDADR ]:
UN 3077 9/PG 3

[ RTECS ]:
CY1203055

[ Hazard Class ]:
9.0

[ HS Code ]:
2921590090

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 2921590090

[ Summary ]:
2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Articles

Determination of malachite green, crystal violet and their leuco-metabolites in fish by HPLC-VIS detection after immunoaffinity column clean-up.

J. Chromatogr. B. Analyt. Technol. Biomed. Life Sci. 913-914 , 123-8, (2013)

A high performance liquid chromatography method with visible detection (HPLC-VIS) for the determination of malachite green (MG), crystal violet (CV), leucomalachite green (LMG), and leucocrystal viole...

Determination of residues of three triphenylmethane dyes and their metabolites (malachite green, leuco malachite green, crystal violet, leuco crystal violet, and brilliant green) in aquaculture products by LC/MS/MS: first action 2012.25.

J. AOAC Int. 96(5) , 1152-7, (2013)

During the AOAC Annual Meeting held from September 30 to October 3, 2012 in Las Vegas, NV, the Expert Review Panel (ERP) on Veterinary Drug Residues reviewed data for the method for determination of r...

Analysis of sulfonamides, trimethoprim, fluoroquinolones, quinolones, triphenylmethane dyes and methyltestosterone in fish and shrimp using liquid chromatography-mass spectrometry.

J. Chromatogr. B. Analyt. Technol. Biomed. Life Sci. 972 , 38-47, (2014)

A liquid chromatography-tandem mass spectrometry (LC-MS/MS) screening method is described for the detection and identification of 26 veterinary drugs in fish and other aquaculture products. The analyt...