N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-N-methyl-L-phenylalanine(CAS: 77128-73-5)

N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-N-methyl-L-phenylalanine is a white or off-white crystalline solid with a molecular weight of approximately 411.3 g/mol. It is sparingly soluble in water but soluble in organic solvents like methanol and dimethylformamide. This compound exhibits moderate reactivity, particularly towards nucleophilic attack and can undergo degradation under acidic or basic conditions. It is susceptible to hydrolysis and photochemical degradation.

N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-N-methyl-L-phenylalanine is typically synthesized via a multi-step process involving the coupling of fluorenylmethoxycarbonyl (Fmoc) protected L-phenylalanine with methylamine followed by deprotection. The synthesis requires the use of coupling reagents like HATU or DIC, and the reaction is typically carried out in an organic solvent such as DMF with a catalytic amount of a base like DIPEA. The yield and selectivity can be optimized by adjusting reaction conditions and protecting group choice.

N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-N-methyl-L-phenylalanine is primarily used in the pharmaceutical industry as an intermediate in the synthesis of bioactive peptides and proteins. It is also relevant in the field of polymer chemistry, where it serves as a monomer for the synthesis of functionalized polymers. Additionally, it has applications in sensor technology and semiconductor manufacturing due to its unique chemical properties.

When handling N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-N-methyl-L-phenylalanine, it is essential to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. The substance should be handled in a well-ventilated area or a fume hood to minimize exposure. Spills should be cleaned up immediately with appropriate absorbent materials. In case of contact with skin or eyes, rinse thoroughly with water. For more detailed safety information, refer to a Material Safety Data Sheet (MSDS/SDS).