karasin
Karasin is a term that can refer to several different things, primarily in the context of chemistry and biology. In organic chemistry, karasin is a common name for the compound 4-methoxy-2-methylbut-2-ene. This alkene is a colorless liquid with a characteristic odor. It is used as a building block in the synthesis of various organic molecules and has applications in the fragrance industry.
In some biological contexts, "karasin" might refer to a substance produced by certain organisms, though this