immin

Immin is a theoretical concept within speculative biology and astrobiology that refers to a form of life or biochemical process that does not rely on carbon as its primary structural element, unlike all known Earth life. Instead, immin life would be based on imines, which are chemical compounds containing a carbon-nitrogen double bond, as the backbone of its molecular structures. This contrasts with carbon-based life, which utilizes carbon-carbon bonds.

The idea of immin life is explored as a hypothetical alternative to carbon-based biochemistry. Proponents suggest that imines could potentially form complex, stable molecules necessary for life, especially in environments where carbon might be scarce or less accessible. The flexibility of imine chemistry, with its ability to form chains and rings, is seen as a potential basis for the diversity and complexity observed in biological systems.

Research into immin life is largely theoretical and is a subject of scientific inquiry rather than established fact. Astrobiologists consider such alternative biochemistries when contemplating the possibilities of life beyond Earth, especially on planets or moons with different chemical compositions than our own. The study of immin life helps expand the framework for searching for extraterrestrial life by considering a wider range of potential biological foundations.