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C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Chord
notes:
C#
E#
G#
B
D##
intervals:
1P
3M
5P
7m
9A
semitones:
4
3
3
5
-3
other names:
C#7#9, C#7+9, C#dom7#9
Related
Chords
Chords
with less notes
C#maj
C#m
C#5
C#m7
C#7
C#7no5
Chords
with more notes
C#13#9
C#7#9#11
C#13#9#11
C#7#9#11b13
C#7#9b13
C#7b9#9