Tert-butyl 3-(2-cyanoacetyl)pyrrolidine-1-carboxylate(CAS: 660406-89-3)

Tert-butyl 3-(2-cyanoacetyl)pyrrolidine-1-carboxylate is a white crystalline solid with a molecular weight of approximately 293.35 g/mol. It has a pKa of around 4 and is moderately soluble in common organic solvents such as dichloromethane and acetonitrile. The compound is highly reactive towards nucleophiles, showing good reactivity in ester and amide formations. It is stable under normal conditions but should be stored in a cool, dry place away from moisture and direct sunlight.

Tert-butyl 3-(2-cyanoacetyl)pyrrolidine-1-carboxylate is typically synthesized via the condensation of tert-butyl pyrrolidine-1-carboxylate with 2-cyanopropionyl chloride in the presence of a catalyst such as 4-(dimethylamino)pyridine (DMAP) and a phase transfer catalyst like tetrabutylammonium bromide (TBAB). The reaction yields a high purity product with good selectivity and yield, making it a reliable method for industrial production.

Tert-butyl 3-(2-cyanoacetyl)pyrrolidine-1-carboxylate is primarily used in the pharmaceutical industry for the synthesis of drugs and intermediates. It is also utilized in the polymer industry for the development of functional polymers and in the sensor industry for the production of chemically sensitive materials. Its reactivity and functional groups make it a valuable compound in various applications.

When handling Tert-butyl 3-(2-cyanoacetyl)pyrrolidine-1-carboxylate, it is crucial to wear appropriate personal protective equipment (PPE) including gloves, goggles, and a lab coat. The compound should be used in a well-ventilated area or a fume hood due to its reactivity. Spills should be cleaned up immediately using absorbent materials and appropriate waste should be disposed of according to local regulations. Always refer to the safety data sheet (SDS) for detailed safety information.