A♯maj9
Major 9 · A♯ – D – F – A – C
- A♯R
- D3
- F5
- A7
- C9
Guitar voicings
Piano
- Root
- Third / sus
- Fifth
- Sixth / seventh
- Extension
About the A♯maj9 chord
The A♯maj9 chord (Major 9) is built from A♯ (the root), D (a major third), F (a perfect fifth), A (a major seventh) and C (a ninth). Major-ninth chords are especially lush and open, a favorite in soul, neo-soul and jazz.