C9 chord on 6-String Guitar – Drop B

in Drop B (B-F#-B-E-G#-C#) tuning

Root

Type

Tuning

Dominant 9

Notes:C · E · G · A# · D

medium

Piano Left hand Right hand

Fingerings (16)

C9 shapes as text

Frets	Fingers	Notes	Difficulty
1 1 3 0 2 x	1 2 4 – 3 –	C G D E A# x	medium
x 6 3 x 2 3	– 4 2 – 1 3	x C D x A# E	hard
x 6 3 6 4 3	– 3 1 4 2 1	x C D A# C E	medium · barre on fret 3
x 4 5 8 6 x	– 1 2 4 3 –	x A# E C D x	hard
x 6 5 6 6 x	– 2 1 3 4 –	x C E A# D x	medium
x 6 8 0 6 9	– 1 3 – 2 4	x C G E D A#	medium
8 8 8 8 8 9	1 1 1 1 1 2	G D G C E A#	easy · barre on fret 8
x 10 11 10 11 11	– 1 2 1 3 4	x E A# D G C	medium · barre on fret 10
x x 1 0 2 1	– – 1 – 3 2	x x C E A# D	easy
3 6 5 x 2 x	2 4 3 – 1 –	D C E x A# x	hard
x 6 3 6 6 3	– 2 1 3 4 1	x C D A# D E	medium · barre on fret 3
x 8 5 6 4 x	– 4 2 3 1 –	x D E A# C x	hard
5 6 5 6 6 x	1 2 1 3 4 –	E C E A# D x	medium · barre on fret 5
x 6 x 0 6 9	– 1 – – 2 3	x C x E D A#	hard
x 8 8 8 8 9	– 1 1 1 1 2	x D G C E A#	easy · barre on fret 8
11 10 11 10 x 11	2 1 3 1 – 4	A# E A# D x C	hard · barre on fret 10

Max fret: 12

Fingerings shown: 16

The C9 chord (Dominant 9) is built from the notes C, E, G, A#, D. Below are playable fingerings for 6-String Guitar – Drop B generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.

How the C9 chord is built

Formula: 1 · 3 · 5 · ♭7 · 9

Degree	Semitones	Note
1	0	C
3	4	E
5	7	G
♭7	10	A#
9	14	D

More C chords

C Cm C7 C°C+Cmaj7 Cm7 C7♯5 C7♭5 C6 Cm6 Cm7♭5 C°7 Csus2 Csus4 Cadd9 Cmaj9 Cm9 C5

Other roots

C#9 D9 D#9 E9 F9 F#9 G9 G#9 A9 A#9 B9

See C9 in another tuning

Standard E E-A-D-G-B-E Half Step Down (Eb) D#-G#-C#-F#-A#-D#Drop D D-A-D-G-B-E Drop B B-F#-B-E-G#-C#Open D D-A-D-F#-A-D Open G D-G-D-G-B-D DADGAD (D Modal) D-A-D-G-A-D

What notes make up the C9 chord?

C9 is a Dominant 9 chord built from the notes C, E, G, A#, D.

How do I read the diagram?

Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.