musmath
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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###
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