Chord · 7ths

C7sus2 — C 7th Sus 2

C7sus2 is the C 7th sus 2 chord. It is built on the root C with major 2nd (D), perfect 5th (G) and minor 7th (B♭) above it — the formula 1 2 5 ♭7, sounding the notes C D G B♭. On the piano it sits at C (octave 4) and above in the library's voicing; the same 4 notes in any octave are still C7sus2.

Root
C
Quality
7th Sus 2
Formula
1 2 5 ♭7
Notes
C D G B♭

On the keyboard

C7sus2 on the piano keyboard: C D G B♭CDGB♭

The notes of C7sus2

DegreeNoteInterval from the rootPitch
1CrootC4
2Dmajor 2ndD4
5Gperfect 5thG4
♭7B♭minor 7thB♭4

Other 7ths on C

7th Sus 2 chords on every root

Part of the chord reference. See also the scales and the keys.