| 1 | (s)-2-aminobutanoate |
| 2 | (s)-2-aminobutanoic acid |
| 3 | (s)-2-aminobutyric acid |
| 4 | (2s)-2-aminobutanoic acid |
| 5 | L-alpha-aminobutyric acid |
| 6 | L-alpha-amino-n-butyric acid |
| 7 | L-2-aminobutyric acid |
| 8 | L-butyrine |
| 9 | (-)-2-aminobutyric acid |
| 10 | L-2-aminobuttersaeure |
| 11 | L-(+)-2-aminobutyric acid |
| 12 | (2s)-2-aminobutyric acid |
| 13 | S-butyrine |
| 14 | (2s)-2-azaniumylbutanoate |
| 15 | (2s)-2-ammoniobutyrate |
| 16 | (2s)-2-ammoniobutanoate |
| 17 | (2s)-2-aminobutanoate |