EP Patent

EP0572191A1 — N-iodopropargyl hydantoin compounds, compositions, preparation, and use as antimicrobial agents

Assigned to Rohm and Haas Co · Expires 1993-12-01 · 32y expired

What this patent protects

N-Iodopropargyl hydantoin compounds of the formulae (I) and (II) wherein A is (C₁-C₁₂) straight or branched alkyl; benzyl; phenyl optionally substituted with halogen, nitro, cyano, halo(C₁-C₃)alkyl, or (C₁-C₃)alkoxy; allyl; (C₃-C₆)alkynyl optionally substituted with halo…

USPTO Abstract

N-Iodopropargyl hydantoin compounds of the formulae (I) and (II) wherein A is (C₁-C₁₂) straight or branched alkyl; benzyl; phenyl optionally substituted with halogen, nitro, cyano, halo(C₁-C₃)alkyl, or (C₁-C₃)alkoxy; allyl; (C₃-C₆)alkynyl optionally substituted with halogen; or hydrogen; R₁ and R₂ are each independently hydrogen; C₁-C₃ alkyl; or phenyl optionally substituted with halogen, nitro, (C₁-C₃)alkoxy or (C₁-C₃)haloalkyl; or can be joined, together with the hydantoin ring carbon to which they are attached, to form a saturated (C₃-C₇) or unsaturated (C₅-C₇) spiro ring; and R₃ and R₄ are each independently hydrogen or (C₁-C₃)alkyl, and use as antimicrobials and antifungal agents.

Drugs covered by this patent

Patent Metadata

Patent number
EP0572191A1
Jurisdiction
EP
Classification
—
Expires
1993-12-01
Drug substance claim
No
Drug product claim
No
Assignee
Rohm and Haas Co
Source
FDA Orange Book + USPTO grounding via Google Patents

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.

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