About the chord
D minor 7th flat 9th / C (3rd inversion)
Dmin7(♭9)/C is the D minor 7th flat 9th / C (3rd inversion) guitar chord with C in the bass. It uses the notes D, F, A, C, and E♭ and the interval formula 1-♭3-5-♭7-♭9.
The D minor 7th flat 9th minor 7th flat 9th chord extends the minor 7th with a flat ninth E♭, creating a dark, eerie tension. The combination of the minor third F, minor seventh C, and flat ninth E♭ produces a dissonant, haunting sound perfect for jazz, film scoring, and dramatic resolutions. With C in the bass, this voicing functions as the 3rd inversion of D minor 7th flat 9th.
Also written as Dmin7(♭9), Dm7♭9/C, and Dm7(♭9)/C.
Root note: D
Bass note: C
Chord tones: 5
Playable shapes: 34