Scriabin's Op. 14 Impromptu in C-sharp minor is an intensely expressive work from his early creative period. It features a brooding, melancholic mood conveyed through rich harmonies, passionate melodic lines, and a sense of introspection.
Emphasize a rich, resonant tone and the ability to shape the melodic line with expressive rubato.
2 Impromptus (Op.14) is rated Henle level 5 of 9 — late intermediate repertoire, roughly ABRSM grades 6–7. In the RCM system it corresponds to about level 7.
You should be comfortable at Henle level 5 — meaning you can already play level 4–5 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 2 Impromptus (Op.14) lasts about 4 minutes.
2 Impromptus (Op.14) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.