C♯m9
C♯ Minor 9th
1 ♭3 5 ♭7 9
Notes in C♯m9
C♯R
E♭3
A♭5
B♭7
E♭9
The C♯m9 chord contains 5 notes: C♯, E, A♭, B, E♭
Intervals
| Interval | Semitones | Note | Function |
|---|---|---|---|
| R | 0 | C♯ | Root |
| ♭3 | 3 | E | Minor 3rd |
| 5 | 7 | A♭ | Perfect 5th |
| ♭7 | 10 | B | Minor 7th |
| 9 | 2 | E♭ | Major 9th |
About C♯ Minor 9th Chords
Minor 9th chords extend min7 by adding the 9th, creating one of the most beautiful chords in music. They're a staple of neo-soul, jazz, and R&B. Artists like Erykah Badu, D'Angelo, and Robert Glasper use min9 chords extensively.
Compatible Scales & Modes
These scales contain all the notes of C♯m9 and can be used for soloing, improvising, and writing melodies over this chord.
C♯ Dorian
The gold standard for minor 9th chords. The natural 6th and 9th both fall within Dorian.
C♯ Aeolian
Works but the ♭6 can clash with the 9th in some voicings. Dorian is generally preferred.