Isolation of Essentials Oils From Cumin
... Steam distillation is especially useful for separating volatile organic compounds from leaves and seeds of plants. ... The peaks from the IR support the following structure as that of cumin: ( structure B in lab manual ) In the IR, it’s concluded that there is a range of a medium to strong absorptions in the region 1650-1400 (1574. ... It’s observed that the structure of the oil in cumin had a C=C, C-C, three C-H, C=O, and a benzene ring.