Solvent for manufacturing organic el elements

This invention provides the following: a solvent, for manufacturing organic electroluminescent elements, that excels at dissolving an organic semiconductor material; and a composition, for manufacturing organic electroluminescent elements, that contains said organic semiconductor material and the aforementioned solvent for manufacturing organic electroluminescent elements and can be used to form an organic electroluminescent element via a coating method. The aforementioned solvent for manufacturing organic electroluminescent elements is a solvent for dissolving an organic semiconductor material and is characterized by containing a solvent (A) that can be represented by formula (a) and/or a solvent (B) that can be represented by formula (b). (a) (b)