D7♭9
D7♭9 is the d dominant 7th flat 9 chord, spelled D – F♯ – A – C – E♭. a dominant with a dark flattened ninth — sharp tension that resolves with real drama, especially into minor.
The keys
D – F♯ – A – C – E♭
Practise this chord
Plug in your MIDI keyboard and let Coach Tshepho drill you on D7♭9 — it plays the chord, names any wrong notes as you play, and moves you on when you nail it.
Create your free account →What's inside D7♭9
| Note | Interval from root | Degree |
|---|---|---|
| D | Root | 1 |
| F♯ | Major 3rd | 3 |
| A | Perfect 5th | 5 |
| C | Minor 7th | b7 |
| E♭ | Flat 9th | b9 |
A working voicing
Split the chord between two hands the way working players do — a solid shell low down, the colour tones up top:
| Hand | Keys |
|---|---|
| Left (shell) | D2 – C3 |
| Right (colour) | G♭4 – E♭5 |
Where D7♭9 lives
Hard resolution
D7♭9 → Gm9
Altered dominants resolve with maximum drama — especially into minor.
Chromatic approach
Am7 → D7♭9 → G
The alteration sharpens the pull of the standard two-five.
Put D7♭9 under your fingers
Hear every voicing, see the keys light up, and drill it in the interactive Chord & Voicing Lab.
Open the Chord & Voicing Lab →More D chords
D
Dm
Ddim
Daug
Dsus2
Dsus4
D6
Dm6
D7
Dmaj7
Dm7
Dm7♭5
Ddim7
Dm(maj7)
D9
Dmaj9
Dm9
Dadd9
D6/9
Dm11
D13
D7♯9
D7♯5Play it over a groove
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