To provide an organic electroluminescent element which includes an organic insulating film having high exposure sensitivity and excellent heat-resistant shape-retaining properties and has excellent reliability.

There is provided the organic electroluminescent element characterized by including the organic insulating film comprising a radiation-sensitive resin composition which contains: a polymer (A) containing a polymer (A1) having a structural unit represented by general formula (1) and a structural unit represented by general formula (2); a radiation-sensitive compound (B); and a crosslinking agent (C).