Form
Powder
Appearance
White or almost white powder
Assay
(As Is): ≥900µg/mg
Tyrothricin is a large cyclic polypeptide antibiotic isolated from Brevibacillus brevis. Tyrothricin is composed of a mixture of tyrocidins and gramicidins which have antimicrobial activity against Gram-positive bacteria.
1404-88-2
C65H85N11O13
1228.44
Tyrothricin targets and inserts into the gram positive membrane where it disrupts normal permeability leading to cell death. Tyrothricin is typically used topically as it would be too toxic to use systemically.
2-8°C
2941.90.1050
Tyrothricin is effective against Gram positive bacteria and shows little to no effect against Gram negative bacteria.
Powder
White or almost white powder
(As Is): ≥900µg/mg