Nemifitide (diTFA) is is a synthetic pentapeptide antidepressant with a potential for rapid onset of action. Nemifitide (diTFA) is a peptide analog of melanocyte-inhibiting factor (MIF).

SPEN-IN-1 binding suppresses histone H3K27 trimethylation and blocks initiation of X-chromosome inactivation. SPEN-IN-1 binding reduces the conformational space of RepA and displaces cognate interacting protein factors including PRC2 and SPEN.

1,1-diethoxypentane is an important organic intermediate.