Am9
A Minor 9th
1 ♭3 5 ♭7 9

Notes in Am9

AR
C♭3
E5
G♭7
B9

The Am9 chord contains 5 notes: A, C, E, G, B

Intervals

IntervalSemitonesNoteFunction
R0ARoot
♭33CMinor 3rd
57EPerfect 5th
♭710GMinor 7th
92BMajor 9th

About A 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 Am9 and can be used for soloing, improvising, and writing melodies over this chord.

A Dorian
The gold standard for minor 9th chords. The natural 6th and 9th both fall within Dorian.
A Aeolian
Works but the ♭6 can clash with the 9th in some voicings. Dorian is generally preferred.

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