ChemFlexx DOS

ChemFlexx DOS is an organic compound also known as Dioctyl sebacate (CH₂)₈(COOC₈H₁₇)₂, or di sebacate. The oily liquid is the diester of sebacic acid and 2-ethylhexanol. It is most commonly used as a plasticizer in the manufacturing of C4.


The molecular formula for ChemFlexx DOS is CH₂)₈(COOC₈H₁₇)₂ and its CAS is 122-62-3. The clear, pale yellow liquid has a mild odor, is combustible, and insoluble in water.

ChemFlexx DOS is used industrially in lubricants, lubricant additives, and plasticizers. Consumer uses include the manufacturing of electrical and electronic products, fabric, textile and leather products, lubricants and greases, as well as plastic and rubber products.

Dioctyl sebacate is manufactured through the esterification of sebacic acid with 2-ethyhexyl alcohol in the presence of a acid catalyst.


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