Chord · Altered Dom.

E♭13♯9 — E♭ 13th ♯9

E♭13♯9 is the E♭ 13th ♯9 chord. It is built on the root E♭ with major 3rd (G), perfect 5th (B♭), minor 7th (D♭), augmented 9th (F♯) and major 13th (C) above it — the formula 1 3 5 ♭7 ♯9 13, sounding the notes E♭ G B♭ D♭ F♯ C. On the piano it sits at Eb (octave 4) and above in the library's voicing; the same 6 notes in any octave are still E♭13♯9.

Root
E♭
Quality
13th ♯9
Formula
1 3 5 ♭7 ♯9 13
Notes
E♭ G B♭ D♭ F♯ C

On the keyboard

E♭13♯9 on the piano keyboard: E♭ G B♭ D♭ F♯ CE♭GB♭D♭F♯C

The notes of E♭13♯9

DegreeNoteInterval from the rootPitch
1E♭rootE♭4
3Gmajor 3rdG4
5B♭perfect 5thB♭4
♭7D♭minor 7thD♭5
♯9F♯augmented 9thF♯5
13Cmajor 13thC6

Other altered dom. on E♭

13th ♯9 chords on every root

Part of the chord reference. See also the scales and the keys.