B dominant sharp ninth piano chord - B7#9

The B dominant sharp ninth chord is a 5-note chord consisting of the notes B, D#, F#, A and C##.
You can see these notes highlighted in the interactive piano chart below.
The chord itself is often abbreviated as B7#9.

Interactive piano diagram for the B dominant sharp ninth chord

Piano keyboard displaying the B dominant sharp ninth chord with the notes Cb B A D# Eb F# Gb D

Reduced chords

Chords that are a subset of B7#9. These contain less notes but all of them are included in B7#9.

B dominant sharp ninth piano chord chart image

In case you prefer a non-interactive variant of the chord chart, we've embedded a PNG image below that shows the notes for the the B7#9 chord. Feel free to save or share the image as needed.

Piano chord chart for the B dominant sharp ninth chord (B7#9). The notes B, D#, F#, A and C## are highlighted.