A♯ Dominant 7th Sharp 11

Notes:A♯ – D – E – F – G♯
Formula:R-M3-A4-P5-m7
Intervals:P1-M3-A4-P5-m7
Scale Degrees:1-3-#4-5-b7

Introduction

The A# Dominant 7th Sharp 11 piano chord (A#7\u266f11) consists of the notes A#, D, E, F, G#. It is a dominant 7th chord with an augmented (sharpened) 11th, creating a distinctive tritone clash, giving it a tense, tritone-driven character central to the Lydian Dominant sound in jazz and fusion. Formula: R-M3-A4-P5-m7 | Scale degrees: 1-3-#4-5-b7.

Enharmonic equivalent: A♯ is enharmonically equivalent to B♭. See Bb Dominant 7th Sharp 11.

Notes

Notes:A♯ – D – E – F – G♯

Key Signature

The key of A# Dominant 7th Sharp 11 has Key signature data not available.

Theory: Intervals

Formula: R-M3-A4-P5-m7
Intervals: P1-M3-A4-P5-m7

The A♯ Dominant 7th Sharp 11 is built by stacking intervals from the root note. The formula R-M3-A4-P5-m7 describes the scale degrees used. The intervals P1-M3-A4-P5-m7 show the distance between each note in the chord.

A♯ Dominant 7th Sharp 11 — Frequently Asked Questions

What notes are in the A# Dominant 7th Sharp 11 chord?
A# Dominant 7th Sharp 11 is built from the A# root. Check the interactive keyboard above for exact notes and fingering.
How is the A# Dominant 7th Sharp 11 chord used in music?
A# Dominant 7th Sharp 11 appears in jazz, pop, and classical contexts. Its sound depends on the chord quality (Dominant 7th Sharp 11).
What is the fingering for A# Dominant 7th Sharp 11?
See the fingering chart above. Right hand typically uses thumb on root. Left hand uses pinky on root.
What are the inversions of A# Dominant 7th Sharp 11?
Use the inversion buttons above to see each inversion with notes, fingering, and staff notation.
What scale matches A# Dominant 7th Sharp 11?
The Lydian Dominant scale is the natural match — Mixolydian with a raised 4th.

Practice Tips

  • A# Dominant 7th Sharp 11 is the Lydian Dominant sound.
  • The #11 does not clash with the major third.
  • Use as a sophisticated substitute for A#7.
  • Practice the Lydian Dominant scale over this chord.
  • Jazz tritone substitution applications.
  • Voicing tip: spread the notes for best sound.