Intermediates is refers to the semi-finished products, the production of some products in the middle of the product, such as to produce a product that can be production from intermediates, cost savings. 

The so-called pharmaceutical intermediates, is, in fact, some for drug synthesis process of some chemical raw materials and chemical products. This kind of chemical products, don't need a pharmaceutical production license, in ordinary chemical factory can produce, as long as at some level, can be used for the synthesis of the drug. 

Pharmaceutical production requires a lot of special chemicals, most of these chemicals was produced by the pharmaceutical industry to, but with the deepening of social division of labor and the progress of production technology, the pharmaceutical industry will transfer some pharmaceutical intermediates chemical enterprise production. Pharmaceutical intermediates fine chemical products, the production of pharmaceutical intermediates has become a big industry in the international chemical sector. 

Intermediates in cell biology is to point to in the late of cell division near the equatorial plane around the gradual disintegration of the middle of the spindle, cytoplasm concentration increases all round, face a filled the entire equator, this raised strong area known as intermediates.