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scales
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C
C#
D
D#
E
F
F#
G
G#
A
A#
B
Chord
notes:
C##
E##
G##
B#
D###
F###
intervals:
1P
3M
5P
7m
9A
11A
semitones:
4
3
3
5
3
-6
other names:
C##7#9#11
Related
Chords
Chords
with less notes
C##maj
C##m
C##5
C##dim
C##m7
C##7
C##m7b5
C##7b5
C##7#9
C##7b5#9
C##7#11
C##Mb5
C##7no5
Chords
with more notes
C##13#9#11
C##7#9#11b13