Antibiotic TAN-950A, its production and use.

摘要

The novle antibiotic TAN-950A and salt thereof having the following physico-chemical properties (as the monosodium salt), or a salt thereof : 1) Appearance : White solid 2) Molecular formula : C6H7N2O4Na 3) Ultraviolet (UV) absorption spectrum : in water lambda max 253+/-3nm (E @@@ = 380+/-50) is characterized by cultivating a microbe belonging to the genus Streptomyces capable of producing the antibiotic TAN-950A in the culture medium to produce and accumulate the antibiotic TAN-950A. Shows antimicrobial action against fungi, they can be used in the therapeutics of fungal infections, in human and other animals etc: by oral, parenteral or external administration.