D 7(b9)(#9)

The D 7(b9)(#9) chord consists of the D (Perfect unison), F# (Major third), A (Perfect fifth), C (Minor seventh), D# (Minor ninth) and F (Minor tenth) notes.

Piano keyboard showing the notes for a D 7(b9)(#9) chord

How to play the D 7(b9)(#9) chord

  1. Find D (Root) on the piano keyboard
  2. Add F# (Major third) — 4 semitones above D
  3. Add A (Perfect fifth) — 7 semitones above D
  4. Add C (Minor seventh) — 10 semitones above D
  5. Add D# (Minor ninth) — 13 semitones above D
  6. Add F (Minor tenth) — 15 semitones above D
  7. Press all 6 notes simultaneously to sound the D 7(b9)(#9) chord

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