7th ♭9th Chords Charts

root 2nd 3rd 4th 5th 6th ♭7th 8th ♭9th 10th 11th 12th 13th
C E G B♭ D♭

 
Formula: 1 – 3 – 5 – ♭7 – ♭9
Example: C – E – G – B♭ – D♭
Chord Suffix: C7♭9