| Antibase ID | 15 |
| CAS No. | 73410-55-6 |
| Compound Names | (2S)-2-Amino-3-butynoic acid ; FR-900130 |
| Chemical Formula | C4 H5 N1 O2 |
| Mass | 99.088 |
| Biological Source | [B] Streptomyces catenulae ws-4707 (FERM-p 4365) |
| Biological Activity | (S.aureus, 39) (B.subt., 39) (E.coli, 156) (g-pos., ) (D- cycloserine) |