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Chord type

Dominant 7th ♯9 ♯11 Chords on Piano

The dominant 7th ♯9 ♯11 chord stacks two sharp alterations on a dominant 7th: the Hendrix-style ♯9 plus the Lydian-flavored ♯11. The result is an aggressive, crunchy voicing that works in jazz-funk, fusion, and any context where maximum chromatic tension over dominant harmony is desired.

Each key below opens the full reference entry — keyboard diagram, audio, inversions, fingerings, and notation.

Formula: Root – Major 3rd – Diminished 5th – Perfect 5th – Minor 7th – Augmented 9th

Scale degrees: 1–3–♭5–5–♭7–♯9

Sound: Aggressive, crunchy, fusion, chromatic

Symbol: 7♯9♯11 (C7♯9♯11)

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All 18 spellings, ♯ and ♭ keys listed separately.

Dominant 7th ♯9 ♯11 Chord in All 18 Keys

C Dominant 7th ♯9 ♯11 ChordNotes: C – E – G – B♭ – D♯ – F♯

C♯ Dominant 7th ♯9 ♯11 ChordNotes: C♯ – E♯ – G♯ – B – D♯♯ – F♯♯

D♭ Dominant 7th ♯9 ♯11 ChordNotes: D♭ – F – A♭ – C♭ – E – G

D Dominant 7th ♯9 ♯11 ChordNotes: D – F♯ – A – C – E♯ – G♯

D♯ Dominant 7th ♯9 ♯11 ChordNotes: D♯ – F♯♯ – A♯ – C♯ – E♯♯ – G♯♯

E♭ Dominant 7th ♯9 ♯11 ChordNotes: E♭ – G – B♭ – D♭ – F♯ – A

E Dominant 7th ♯9 ♯11 ChordNotes: E – G♯ – B – D – F♯♯ – A♯

F Dominant 7th ♯9 ♯11 ChordNotes: F – A – C – E♭ – G♯ – B

F♯ Dominant 7th ♯9 ♯11 ChordNotes: F♯ – A♯ – C♯ – E – G♯♯ – B♯

G♭ Dominant 7th ♯9 ♯11 ChordNotes: G♭ – B♭ – D♭ – F♭ – A – C

G Dominant 7th ♯9 ♯11 ChordNotes: G – B – D – F – A♯ – C♯

G♯ Dominant 7th ♯9 ♯11 ChordNotes: G♯ – B♯ – D♯ – F♯ – A♯♯ – C♯♯

A♭ Dominant 7th ♯9 ♯11 ChordNotes: A♭ – C – E♭ – G♭ – B – D

A Dominant 7th ♯9 ♯11 ChordNotes: A – C♯ – E – G – B♯ – D♯

A♯ Dominant 7th ♯9 ♯11 ChordNotes: A♯ – C♯♯ – E♯ – G♯ – B♯♯ – D♯♯

B♭ Dominant 7th ♯9 ♯11 ChordNotes: B♭ – D – F – A♭ – C♯ – E

B Dominant 7th ♯9 ♯11 ChordNotes: B – D♯ – F♯ – A – C♯♯ – E♯

C♭ Dominant 7th ♯9 ♯11 ChordNotes: C♭ – E♭ – G♭ – B♭♭ – D – F