(S)-(-)-2-(1-Hydroxyethyl)pyridine（CAS# 59042-90-9)
| Hazard Symbols | Xn – Harmful |
| Risk Codes | R22 – Harmful if swallowed R36/37/38 – Irritating to eyes, respiratory system and skin. |
| Safety Description | 26 – In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| WGK Germany | 3 |
| FLUKA BRAND F CODES | 10 |
| HS Code | 29339900 |
Introduction
(S)-2-(1-Hydroxyethyl)pyridine is a chiral compound with the chemical formula C7H9NO and has optical properties. It has two stereoisomers, of which the (S)-2-(1-Hydroxyethyl)pyridine is one. It is a colorless to yellowish liquid with a peculiar odor.
(S)-2-(1-Hydroxyethyl)pyridine is often used as a chiral inducer or catalyst in organic synthesis. It can be used in the synthesis of other stereoisomer compounds, catalysts for organic synthesis reactions, high-order drug synthesis and so on.
The preparation of (S)-2-(1-Hydroxyethyl)pyridine is generally obtained by reacting pyridine with acetaldehyde under basic conditions. The specific preparation method may be that pyridine and acetaldehyde are heated to react in an alkaline buffer solution, and the product is purified by crystallization to obtain (S)-2-(1-Hydroxyethyl)pyridine with high purity.
Regarding the safety information of (S)-2-(1-Hydroxyethyl)pyridine, it is a flammable liquid and should be kept away from open flames and high temperatures. Use with care to avoid inhalation, swallowing and skin contact. Wear suitable protective equipment such as chemical protective gloves and goggles during operation. Store in a cool, ventilated place, and away from oxidants and strong acids and alkalis. If accidentally splashed into the eyes or skin, should immediately rinse with plenty of water, and timely medical treatment. In the use and storage, to strictly follow the safety procedures.
