5-CHLORO-3-PYRIDINAMINE（CAS# 22353-34-0)
| Hazard Symbols | Xn – Harmful |
| Risk Codes | R22 – Harmful if swallowed R36 – Irritating to the eyes |
| Safety Description | 26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 3 |
| HS Code | 29339900 |
Introduction
3-Amino-5-chloropyridine is an organic compound with the molecular formula C5H5ClN2 and a molecular weight of 128.56g/mol. It exists in the form of white crystals or solid powder and is soluble in water and some organic solvents.
3-Amino-5-chloropyridine has a wide range of uses in many fields. It is an important intermediate compound that can be used in the synthesis of other organic compounds. For example, it can be used in the synthesis of pharmaceuticals, pesticides, dyes, conjugated polymers, and the like. It can also be used as a ligand for metal coordination compounds and participate in the preparation of catalysts.
There are various approaches to the preparation of 3-Amino-5-chloropyridine. One common method is to react 5-chloropyridine with ammonia gas under basic conditions. Another method is the reduction of 3-cyanopyridine by sodium cyanide reaction in methyl chloride.
Safety precautions are required when using 3-Amino-5-chloropyridine. It may have an irritating effect on the skin and eyes, so wear appropriate protective gloves and glasses when operating. In addition, when storing and handling the compound, contact with oxidizing agents, acids, strong bases, etc. should be avoided to avoid possible dangerous reactions. If inhaled or ingested, seek medical attention immediately. When using the compound in the laboratory, the corresponding safety procedures should be observed.
