Chord · Altered Dom.
D7♯9 — D Dominant 7th ♯9
D7♯9 is the D dominant 7th ♯9 chord. It is built on the root D with major 3rd (F♯), perfect 5th (A), minor 7th (C) and augmented 9th (E♯) above it — the formula 1 3 5 ♭7 ♯9, sounding the notes D F♯ A C E♯. On the piano it sits at D (octave 4) and above in the library's voicing; the same 5 notes in any octave are still D7♯9.
- Root
- D
- Quality
- Dominant 7th ♯9
- Formula
- 1 3 5 ♭7 ♯9
- Notes
- D F♯ A C E♯
On the keyboard
The notes of D7♯9
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | D | root | D4 |
| 3 | F♯ | major 3rd | F♯4 |
| 5 | A | perfect 5th | A4 |
| ♭7 | C | minor 7th | C5 |
| ♯9 | E♯ | augmented 9th | E♯5 |
Other altered dom. on D
Dominant 7th ♯9 chords on every root
Part of the chord reference. See also the scales and the keys.