A5249712
Leucomalachite Green , Analysis standard , 129-73-7
Synonym(s):
4,4′-Benzylidenebis(N,N-dimethylaniline)
CAS NO.：129-73-7
Empirical Formula: C23H26N2
Molecular Weight: 330.47
MDL number: MFCD00008315
EINECS: 204-961-9
| Pack Size | Price | Stock | Quantity |
| 100MG | RMB236.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 100-102 °C |
| Boiling point: | 475.4±45.0 °C(Predicted) |
| Density | 1.070±0.06 g/cm3(Predicted) |
| storage temp. | Refrigerator, under inert atmosphere |
| solubility | Chloroform (Slightly), DMSO (Slightly), Ethyl Acetate (Slightly), Methanol (Slightly) |
| form | Powder |
| pka | 5.62±0.24(Predicted) |
| color | White to light brown, light green or light blue |
| Water Solubility | Soluble in water (<0.1 mg/ml), chloroform, benzene, ethyl ether, ethanol and toluene. |
| Sensitive | Air Sensitive |
| λmax | 623 nm |
| BRN | 2140506 |
| Major Application | cleaning products cosmetics food and beverages personal care |
| 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 |
| InChIKey | WZKXBGJNNCGHIC-UHFFFAOYSA-N |
| SMILES | CN(C)c1ccc(cc1)C(c2ccccc2)c3ccc(cc3)N(C)C |
| CAS DataBase Reference | 129-73-7(CAS DataBase Reference) |
| EPA Substance Registry System | Benzenamine, 4,4'-(phenylmethylene)bis[N,N-dimethyl- (129-73-7) |
Description and Uses
For directly dyeing silk, wool, jute and leather; dyeing cotton after mordanting. Biological stain. Clinical reagent (inorganic phosphate assay). As spot test reagent for detecting sulfurous acid and cerium. As acid-base indicator: pH 0.0 yellow, 2.0 green; 11.6 green, 14 colorless.
Safety
| Symbol(GHS) |  GHS08 |
| Signal word | Warning |
| Hazard statements | H341-H351 |
| Precautionary statements | P201-P308+P313 |
| PPE | dust mask type N95 (US), Eyeshields, Gloves |
| Hazard Codes | Xn,N,Xi |
| Risk Statements | 40-50/53-22-36/37/38 |
| Safety Statements | 36/37-61-60-36/37/39-27-26 |
| RIDADR | UN 3077 9/PG 3 |
| WGK Germany | 3 |
| RTECS | CY1203055 |
| TSCA | TSCA listed |
| HS Code | 29215900 |
| Storage Class | 11 - Combustible Solids |
| Hazard Classifications | Acute Tox. 4 Oral Aquatic Acute 1 Aquatic Chronic 1 Carc. 2 Muta. 2 |
| Hazardous Substances Data | 129-73-7(Hazardous Substances Data) |
