D# 7♭9

Notes:D# – G – A# – C# – E
Formula:R-M3-P5-m7-m9
Intervals:P1-M3-P5-m7-m9
Scale Degrees:1-3-5-b7-b9

Introduction

The D# 7♭9 piano chord (D#7♭9) consists of the notes D#, G, A#, C#, E. Formula: R-M3-P5-m7-m9 | Scale degrees: 1-3-5-b7-b9.

Enharmonic equivalent: D♯ is enharmonically equivalent to E♭. See Eb 7♭9.

Notes

Notes:D# – G – A# – C# – E

D# 7♭9 Inversions

PositionNotes
Root PositionD#4 – G4 – A#4 – C#5 – E5
1st InversionG4 – A#4 – C#5 – E5 – D#6
2nd InversionA#4 – C#5 – E5 – D#6 – G6

Key Signature

The key of D# 7♭9 has Key signature data not available.

Theory: Intervals

Formula: R-M3-P5-m7-m9
Intervals: P1-M3-P5-m7-m9

The D# 7♭9 is built by stacking intervals from the root note. The formula R-M3-P5-m7-m9 describes the scale degrees used. The intervals P1-M3-P5-m7-m9 show the distance between each note in the chord.

D# 7♭9 — Frequently Asked Questions

What notes are in the D# 7♭9 chord?

The D# 7♭9 chord (D#7♭9) contains 5 notes: D#, G, A#, C#, E. Formula: R-M3-P5-m7-m9.

How is D#7♭9 used in music?

D#7♭9 is used in jazz, fusion, and contemporary music to add harmonic color. It appears as a dominant or tonic chord depending on context.

What is the scale degree formula for D#7♭9?

D#7♭9 uses scale degrees 1-3-5-b7-b9, giving it its distinctive sound.

Practice Tips

  • Start by placing your thumb on D# and spacing remaining fingers across the chord.
  • Practice D#7♭9 slowly with separate hands before combining.
  • Listen carefully to the tension created by the altered tones in this chord.
  • Try voicing D#7♭9 in different octaves to find the most comfortable position.
  • Resolve D#7♭9 to a nearby chord to hear its function in context.