GB1470329A — Antibiotic derivatives of xk-62-2 and method of production thereof
Assigned to KH Neochem Co Ltd · Expires 1977-04-14 · 49y expired
What this patent protects
Acylation of the antibiotic which is known under the name XK-62-2 and has the formula A <IMAGE> in which R6 is hydrogen with a compound of the formula Y1Y2N-CH2-CH2-CHOH-COZ initially results in a mixture of various acylated compounds from which the required compound…
USPTO Abstract
Acylation of the antibiotic which is known under the name XK-62-2 and has the formula A <IMAGE> in which R6 is hydrogen with a compound of the formula Y1Y2N-CH2-CH2-CHOH-COZ initially results in a mixture of various acylated compounds from which the required compound with the group <IMAGE> is isolated, and the protective group Y2 is removed before or after the isolation. The antibiotic has a broad spectrum of antibacterial activity, especially against Escherichia coli KY 8327 and 8348.
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
Track this patent
Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.