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A7♯11 Chord on Guitar

A7♯11 is the A dominant 7♯11 chord — 5 notes (A, C♯, E, G, D♯) built from the formula 1 3 5 ♭7 ♯11. Below are playable shapes across the fretboard, the keys it belongs to and the scales to use when soloing over it.

Notes: A · C♯ · E · G · D♯Formula: 1 · 3 · 5 · ♭7 · ♯11Hear it and see it on the fretboard ▸

A7♯11: Chord shapes (open & barre)

  • A7♯11 – open position×R♯11♭735open position
  • A7♯11 – fret 44R3♭73♯11×fret 4
  • A7♯11 – fret 55R♯11♭735Rfret 5
  • A7♯11 – fret 77××R♯11♭73fret 7
  • A7♯11 – fret 1111×R3♭73♯11fret 11
  • A7♯11 – fret 1212×R♯11♭735fret 12

A7♯11: Shell voicings (jazz)

  • A7♯11 – R-3-7R3♭7×××R-3-7
  • A7♯11 – R-3-711×R3♭7××R-3-7
  • A7♯11 – R-7-35R×♭73××R-7-3
  • A7♯11 – R-7-312×R×♭73×R-7-3

Scales to play over A7♯11

Ordered from the most common choice. All of them contain A, C♯, E, G, D♯.

Other A chords

Triads

Sevenths

Sixths

Added

Extended

Dominant 7♯11 chords in other keys

FAQ

What notes are in the A7♯11 chord?
A7♯11 (A dominant 7♯11) contains A, C♯, E, G, D♯ — formula 1 3 5 ♭7 ♯11.
How do you play A7♯11 on guitar?
A common shape is x01020 (low E to high E, x = muted string, open position). This page shows more shapes, drop 2, drop 3 and shell voicings in the interactive library.
What scale goes with A7♯11?
Good choices to solo over A7♯11: A Lydian dominant, A Diminished (half-whole).