About the chord
D♯ minor 7th flat 9th / F♯ (1st inversion)
D♯min7(♭9)/F♯ is the D♯ minor 7th flat 9th / F♯ (1st inversion) guitar chord with F♯ 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 F♯ in the bass, this voicing functions as the 1st inversion of D♯ minor 7th flat 9th.
Also written as D♯min7(♭9), D♯m7♭9/F♯, and D♯m7(♭9)/F♯.
Root note: D♯
Bass note: F♯
Chord tones: 5
Playable shapes: 13