Name | 2-(5-Bromo-2-pyridylazo)-5-(diethylamino)phenol |
Synonyms | BROMO-PADAP 5-diethylamino-2-(5-bromo-2-pyridylazo)phenol 2-(5-BROMO-2-PYRIDYLAZO)-5-(DIETHYLAMINO)PHENOL 2-(5-Bromo-2-pyridylazo)-5-(diethylamino)phenol Phenol, 2-(5-bromo-2-pyridinyl)azo-5-(diethylamino)- 4-(5-BROMO-2-PYRIDYLAZO)-N,N-DIETHYL-3-HYDROXYANILINE 2-(4-DIETHYLAMINO-2-HYDROXYPHENYLAZO)-5-BROMOPYRIDINE |
CAS | 14337-53-2 |
EINECS | 238-286-6 |
InChI | InChI=1/C15H17BrN4O/c1-3-20(4-2)12-6-7-13(14(21)9-12)18-19-15-8-5-11(16)10-17-15/h5-10H,3-4H2,1-2H3,(H,17,19) |
InChIKey | HNVCXDAVEHOIBP-VHEBQXMUSA-N |
Molecular Formula | C15H17BrN4O |
Molar Mass | 349.23 |
Density | 1.39±0.1 g/cm3(Predicted) |
Melting Point | 155-160 °C |
Boling Point | 511.1±50.0 °C(Predicted) |
Flash Point | 212.2°C |
Solubility | Soluble in ethanol, acetone and acetic acid, insoluble in water. |
Vapor Presure | 1.67E-07mmHg at 25°C |
Appearance | Red or purple powder |
Color | Red |
BRN | 430511 |
pKa | 8.56±0.40(Predicted) |
Storage Condition | Sealed in dry,2-8°C |
Refractive Index | 1.618 |
MDL | MFCD00006255 |
Physical and Chemical Properties | Dark orange-red crystal or powder. Melting point 157-158 °c (151-152 °c). Soluble in ethanol, acetone and acetic acid, insoluble in water. |
Use | Chromogenic agent for colorimetric determination of cadmium, Cd, nickel and Ni. |
Safety Description | S24/25 - Avoid contact with skin and eyes. S22 - Do not breathe dust. |
WGK Germany | 3 |
HS Code | 29333990 |
use | analytical reagent. developer, used for colorimetric determination of cadmium, Cd, nickel and Ni. |
Production method | 5-bromo-2-aminopyridine is obtained by bromination of 2-aminopyridine, and 5-bromo-2-aminopyridine diazonium salt is obtained by diazotization, and the finished product is obtained by coupling. |