The Sonata in E minor Op. 8 is a work for flute and piano by German composer Gunter Raphael (1903–1960), known for its emotional depth, intricate dynamics, and expressive exploration of the minor key,  and popular in concert and contest settings.

It showcases Raphael’s distinctive style, blending chromaticism with lyrical beauty, characteristic of 20th-century composition.

Rich in chromaticism and expressive depth, with influences reminiscent of composers such as Hindemith and Reger

Raphael was an extraordinarily versatile composer, whose works reflect a continuous preoccupation with tradition. As time went by, Raphael found the way to an unmistakable uniqueness obligated to luxurious sonorities and polyphony alike.