D♯ 7sus4
Also known as E♭ 7sus4
Same keys, different spelling.
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D♯7sus4
D♯ – G♯ – A♯ – C♯
Formula:R-P4-P5-m7
Intervals:P1-P4-P5-m7
Scale Degrees:1-4-5-b7
Introduction
The D♯ 7sus4 chord is a four-note chord made up of D♯, G♯, A♯, and C♯. It is built from a root, perfect fourth, perfect fifth, and minor seventh.
Notes
D♯ 7sus4 Inversions
| Position | Notes |
|---|---|
| Root Position | D♯ – G♯ – A♯ – C♯ |
| 1st Inversion | G♯ – A♯ – C♯ – D♯ |
| 2nd Inversion | A♯ – C♯ – D♯ – G♯ |
| 3rd Inversion | C♯ – D♯ – G♯ – A♯ |
Key Signature
The key of D# 7sus4 (enharmonically equivalent to Eb 7sus4) has 3 flats.
B♭E♭A♭
Order of flats
Flats are added in a fixed order — the reverse of the sharp order. Each new flat key adds the next flat on the list.
B♭E♭A♭D♭G♭C♭F♭
Mnemonic: Battle Ends And Down Goes Charles’ Father
Chords in the Key of D♯ Major
These are the diatonic triads built on each degree of the D♯ major scale:
C
D
E
F
G
A
B
C
D
E
F
G
A
B
I — D♯ Major (major)
Theory: Intervals
Formula: R-P4-P5-m7
Intervals: P1-P4-P5-m7
The D♯ 7sus4 is built by stacking intervals from the root note. The formula R-P4-P5-m7 describes the scale degrees used. The intervals P1-P4-P5-m7 show the distance between each note in the chord.
D♯ 7sus4 — Frequently Asked Questions
What notes are in the D# 7sus4 chord?
The D# 7sus4 chord (D#7sus4) contains 4 notes: D#, G#, A#, C#. Formula: R-P4-P5-m7.
How is D#7sus4 used in music?
D#7sus4 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#7sus4?
D#7sus4 uses scale degrees 1-4-5-b7, giving it its distinctive sound.
Practice Tips
- Start by placing your thumb on D# and spacing remaining fingers across the chord.
- Practice D#7sus4 slowly with separate hands before combining.
- Listen carefully to the tension created by the altered tones in this chord.
- Try voicing D#7sus4 in different octaves to find the most comfortable position.
- Resolve D#7sus4 to a nearby chord to hear its function in context.
Related Tools
Chord FinderLook up any chord — see the notes, hear it, and play along.Chord DrillTimed drills to build speed and recognition across all chord types.Practice RoomPlug in a MIDI keyboard and get real-time feedback on every chord and scale.Circle of FifthsVisualize key relationships, relative minors, and key signatures.MIDI MonitorLive MIDI message stream with note names, velocity, and a scrolling staff.