Chord · 11ths

F7♯11 — F Dominant 7th ♯11

F7♯11 is the F dominant 7th ♯11 chord. It is built on the root F with major 3rd (A), perfect 5th (C), minor 7th (E♭) and augmented 11th (B) above it — the formula 1 3 5 ♭7 ♯11, sounding the notes F A C E♭ B. On the piano it sits at F (octave 4) and above in the library's voicing; the same 5 notes in any octave are still F7♯11.

Root
F
Quality
Dominant 7th ♯11
Formula
1 3 5 ♭7 ♯11
Notes
F A C E♭ B

On the keyboard

F7♯11 on the piano keyboard: F A C E♭ BFACE♭B

The notes of F7♯11

DegreeNoteInterval from the rootPitch
1FrootF4
3Amajor 3rdA4
5Cperfect 5thC5
♭7E♭minor 7thE♭5
♯11Baugmented 11thB5

Other 11ths on F

Dominant 7th ♯11 chords on every root

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