Antibiotic X-372A

Details Antibiotic X-372A Antibiotic X-372A

1975-05-28

1976-05-11

Monacell, A. Louis

Textiles: fiber preparation

C12D 900

Patent

active

039560678

ABSTRACT:
The invention relates to a new and useful antibacterial substance which is of the formula ##EQU1## and to processes for its production and recovery. The invention embraces this antibacterial agent and its crude concentrates, as purified solids and in pure crystalline forms. The antibiotic of Formula I is effective in inhibiting the growth of gram-negative and gram-positive bacteria. The compound of Formula I is prepared by cultivating a strain of Streptomyces species 372A in an aqueous carbohydrate solution containing a nitrogenous nutrient under submerged aerobic conditions until substantial activity versus gram-positive and gram-negative bacteria is imparted to said solution and then recovering said compound of Formula I from the solution.

REFERENCES:
patent: 3743580 (1973-07-01), Umezawa et al.
patent: 3775255 (1973-11-01), Berger et al.

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