Antibiotic. Isomeric to thiotropocin. Antibacterial. Active against Gram-positive and Gram-negative bacteria. Antifungal and anti-nematodical. Shows antitumor activity. Bacterial signal substance.Source:Roseobacter gallaeciensisFormula:C8H4O3S2 Solubility:DMSO, methanol or acetoneMolecular Weight:~212.3Storage and Stability:Lyophilized powder may be stored at -20°C. Stable for 12 months after receipt at -20°C. Reconstitute with sterile buffer or ddH2O. Aliquot to avoid repeated freezing and thawing. Store at -20°C. Reconstituted product is stable for 6 months at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer.