2,3,5-Collidine(CAS#695-98-7)
Risk Codes | R36/37/38 – Irritating to eyes, respiratory system and skin. R20/21/22 – Harmful by inhalation, in contact with skin and if swallowed. |
Safety Description | S26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 – Wear suitable protective clothing. S36/37 – Wear suitable protective clothing and gloves. |
UN IDs | NA 1993 / PGIII |
WGK Germany | 3 |
HS Code | 29333990 |
Hazard Note | Toxic |
Hazard Class | 6.1 |
Introduction
2,3,5-Trimethylpyridine is an organic compound. The following is an introduction to the properties, uses, preparation methods and safety information of 2,3,5-trimethylpyridine:Properties: Appearance: 2,3,5-trimethylpyridine is a colorless liquid. Solubility: It can be dissolved in organic solvents such as ethanol and chloroform, but it is poorly soluble in water. Stability: This compound is relatively stable at room temperature. Uses: As a solvent: 2,3,5-trimethylpyridine is widely used as a solvent for organic synthesis, especially for electrophilic substitution reactions. Catalyst: It can also be used as an oxidant and as a feedstock for catalysts for a variety of reactions in organic synthesis, such as oxidation, addition, and acylation. Method: 2,3,5-trimethylpyridine can be prepared by the following methods: friction reaction: prepared by the reaction of methylpyridine with methylation reagents (such as methyl iodide). Triacetonitrile-platinum chloride-catalyzed reaction: methanol and alkyl iodide sulfonylalkyl are used as raw materials for the reaction. Safety information: 2,3,5-trimethylpyridine is irritating to the skin and eyes and must be avoided. Appropriate protective equipment such as gloves and goggles should be worn when in use. When storing, it should be kept away from fire sources and oxidants. If ingested or inhaled, seek medical attention immediately.