| Name | 4-(2-Pyridylazo)resorcinol monosodium saltmonohydrate |
| Synonyms | PAR PAR-Na PAR WATER SOLUBLE PAR monosodium salt hydrate PAR MONOSODIUM SALT HYDRATE 4-(2'-PYRIDYLAZO)RESORCINOL SODIUM SALT sodium 4-(2-pyridylazo)benzene-1,3-diol hydrate 4-(2-PYRIDYLAZO)RESORCINOL SODIUM SALT, HYDRATE 4-(2-PYRIDYLAZO)RESORCINOL MONOSODIUM SALT HYDRATE 4-(2-Pyridylazo)resorcinol monosodium saltmonohydrate 4-(2-pyridylazo)resorcinol monosodium salt monohydrate 4-(2-PYRIDYLAZO)RESORCINOL MONOSODIUM SALT MONOHYDRATE 4-(2'-PYRIDYLAZO)RESORCINOL MONOSODIUM SALT MONOHYDRATE |
| CAS | 16593-81-0 |
| EINECS | 629-305-2 |
| InChI | InChI=1S/C11H9N3O2.Na.H2O/c15-8-4-5-9(10(16)7-8)13-14-11-3-1-2-6-12-11;;/h1-7,15-16H;;1H2/q;+1;/p-1/b14-13+; |
| Molecular Formula | C11H10N3NaO3 |
| Molar Mass | 255.21 |
| Melting Point | >300°C |
| Water Solubility | Soluble in water |
| Solubility | 38g/l |
| Appearance | Dark brown powder |
| Color | Orange-brown to brownish |
| Odor | Odorless |
| BRN | 3825637 |
| PH | 9.8 (10g/l, H2O, 20℃) |
| Storage Condition | Store at +5°C to +30°C. |
| Stability | Stable. Incompatible with strong oxidizing agents, strong bases, strong acids, acid chlorides, acid anhydrides. |
| Sensitive | Sensitive to light |
| MDL | MFCD00150712 |
| Hazard Symbols | Xi - Irritant![]() |
| Risk Codes | 36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
| WGK Germany | 3 |
| HS Code | 29333999 |
| EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |