2 4-Dichloro pyridine（CAS# 26452-80-2)
| Risk Codes | R25 – Toxic if swallowed R38 – Irritating to the skin R41 – Risk of serious damage to eyes R43 – May cause sensitization by skin contact R36/37/38 – Irritating to eyes, respiratory system and skin. R20/22 – Harmful by inhalation and if swallowed. |
| Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 – Wear suitable protective clothing, gloves and eye/face protection. S45 – In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36 – Wear suitable protective clothing. |
| UN IDs | 2810 |
| WGK Germany | 3 |
| RTECS | NC3410400 |
| HS Code | 29333990 |
| Hazard Note | Harmful/Irritant |
| Hazard Class | 6.1 |
| Packing Group | III |
Introduction
2,4-Dichloropyridine is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of 2,4-dichloropyridine:
Quality:
- 2,4-Dichloropyridine is colorless to yellowish crystals or liquids.
- It has a strong pungent odor.
- 2,4-Dichloropyridine has low solubility, insoluble in water, and good solubility in organic solvents.
Use:
- 2,4-Dichloropyridine can be used as an important reagent and catalyst in organic synthesis.
- 2,4-Dichloropyridine is also commonly used as a metal surface treatment agent for the removal of oxide films or for degreasing.
Method:
- The preparation method of 2,4-dichloropyridine is usually obtained by the reaction of 2,4-dichloropyran and nitrous acid.
- Appropriate temperature and reaction time are required during the reaction, as well as control under acidic conditions.
Safety Information:
- 2,4-Dichloropyridine is an organic compound, and care should be taken to safe operation during use.
- Exposure to 2,4-dichloropyridine may cause irritation to the skin, eyes, and respiratory system.
- Wear appropriate personal protective equipment such as gloves, goggles, and respirators when using.
- Avoid touching 2,4-dichloropyridine on exposed skin and maintain a well-ventilated work environment.
- When disposing of 2,4-dichloropyridine waste, local waste management regulations should be observed.
