musmath
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scales
tunings
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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
5A
7m
9A
semitones:
4
4
2
5
-3
other names:
C#7#5#9, C#+7#9, C#7alt
Related
Chords
Chords
with less notes
C#aug
C#+7
C#Mb6
C#7#5
C#+add#9
C#7no5
C#7b13
C#m#5
C#m7#5
Chords
with more notes
C#7#9#11b13
C#7#9b13