(3R)-3-Methylpyrrolidine hydrochloride (1:1)(CAS: 235093-98-8)

(3R)-3-Methylpyrrolidine hydrochloride (CAS: 235093-98-8) is a white crystalline solid with a molecular weight of 132.65 g/mol. It has a solubility of 10.1 g/100 mL in water at 25°C. This compound is slightly acidic and shows basic properties in aqueous solution. It is less reactive compared to other amines, showing limited reactivity with carbonyl compounds but good reactivity with aldehydes and ketones under certain conditions. It is also known for its use in pharmaceutical applications and as a chiral building block in organic synthesis.

(3R)-3-Methylpyrrolidine hydrochloride can be synthesized via the homologation of pyrrolidine by a methylating agent such as methyl iodide in the presence of an acid catalyst. Alternatively, it can be prepared by the reduction of 3-methylpyrrolidinone with sodium borohydride. The reaction yields are typically around 70-80%, and the product can be isolated by recrystallization from water or ethanol. This compound is often used in the pharmaceutical industry and for the synthesis of chiral compounds.

(3R)-3-Methylpyrrolidine hydrochloride is primarily used in the pharmaceutical and chemical industries. It serves as a chiral auxiliary in the synthesis of enantiomerically pure compounds, which are essential for the development of new drug candidates. Additionally, it has applications in the production of polymers and as a sensor material in chemical sensing devices. Its use in semiconductors is less common but is explored in certain niche applications.

When handling (3R)-3-Methylpyrrolidine hydrochloride (CAS: 235093-98-8), ensure that you wear appropriate personal protective equipment (PPE), including gloves, safety goggles, and a lab coat. This compound should be handled in a well-ventilated area or a fume hood to minimize exposure to fumes. Spills should be cleaned up using absorbent materials and disposed of according to local regulations. Always refer to the Material Safety Data Sheet (MSDS) for detailed safety information and emergency procedures. Due to its hygroscopic nature, it should be stored in a dry, sealed container away from direct sunlight and heat sources.