The C#7#9 chord (C sharp 7 sharp 9) contains the notes C#, E#, G#, B and Dx. It is produced by taking the 1 (root), 3, 5, b7 and #9 of the C# Major scale. The #9 (Dx) note is the same note as the b3 (E) of the Major scale, creating a great sense of tension in the chord. Here’s how to play it.

10 Ways To Play The C#7#9 Chord

If you’ve come to this page just to view some chord diagrams for C#7#9, here they are.

C Sharp 7 Sharp 9 Chord 10 Shapes