D 7(b9)(no5)/C#

The D 7(b9)(no5) chord consists of the D (Perfect unison), F# (Major third), C (Minor seventh) and D# (Minor ninth) notes, with C# as the bass note.

Piano keyboard showing the notes for a D 7(b9)(no5)/C# chord

How to play the D 7(b9)(no5)/C# chord

  1. Play C# as the lowest bass note in the left hand
  2. Find D (Root) on the piano keyboard
  3. Add F# (Major third) — 4 semitones above D
  4. Add C (Minor seventh) — 10 semitones above D
  5. Add D# (Minor ninth) — 13 semitones above D
  6. Press all 5 notes simultaneously to sound the D 7(b9)(no5)/C# chord