C9sus4/C# Guitar Chord

The C over C# is a dominant chord. Explore fingerings, progressions, and theory analysis below.

Finger Positions

Dominant
C9sus4/C# diagram
Root Note C
Name C over C#
Intervals 1P-4P-5P-7m-9M
Relative Minor Am
Notes C#, C, F, G, Bb, D
Aliases C9sus4, C9sus

Common Progressions Popular patterns using C

I-V-vi-IV

C → G → Am → F

vi-IV-I-V

Am → F → C → G

Diatonic Family (Triads)

C Dm Em F G Am Bdim

Diatonic Family (7ths)

Cmaj7 Dm7 Em7 Fmaj7 G7 Am7 Bm7b5

Scale Compatibility

View All Scales
Minor Bebop Dorian Mixolydian Piongio Mixolydian B6 Bebop Minor Minor Bebop Composite Blues Chromatic

* 10 scales found containing the notes C#, C, F, G, Bb, D.

Audio & MIDI Analysis

MIDI Numbers 61, 60, 65, 67, 70, 62
Frequencies (Hz)

277.1826309768721, 261.6255653005986, 349.2282314330039, 391.99543598174927, 466.1637615180899, 293.6647679174076