FR64138E - Improvements in the preparation of heterocyclic sulfonamides - Google Patents

Improvements in the preparation of heterocyclic sulfonamides

Info

Publication number
FR64138E
FR64138E FR64138DA FR64138E FR 64138 E FR64138 E FR 64138E FR 64138D A FR64138D A FR 64138DA FR 64138 E FR64138 E FR 64138E
Authority
FR
France
Prior art keywords
preparation
heterocyclic sulfonamides
sulfonamides
heterocyclic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wyeth Holdings LLC
Original Assignee
American Cyanamid Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by American Cyanamid Co filed Critical American Cyanamid Co
Application granted granted Critical
Publication of FR64138E publication Critical patent/FR64138E/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D285/00—Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by groups C07D275/00 - C07D283/00
    • C07D285/01—Five-membered rings
    • C07D285/02—Thiadiazoles; Hydrogenated thiadiazoles
    • C07D285/04—Thiadiazoles; Hydrogenated thiadiazoles not condensed with other rings
    • C07D285/12—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles
    • C07D285/125—1,3,4-Thiadiazoles; Hydrogenated 1,3,4-thiadiazoles with oxygen, sulfur or nitrogen atoms, directly attached to ring carbon atoms, the nitrogen atoms not forming part of a nitro radical
    • C07D285/135—Nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR64138D 1952-07-29 1952-07-29 Improvements in the preparation of heterocyclic sulfonamides Expired FR64138E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR64138T 1952-07-29

Publications (1)

Publication Number Publication Date
FR64138E true FR64138E (en) 1955-10-21

Family

ID=8697266

Family Applications (1)

Application Number Title Priority Date Filing Date
FR64138D Expired FR64138E (en) 1952-07-29 1952-07-29 Improvements in the preparation of heterocyclic sulfonamides

Country Status (1)

Country Link
FR (1) FR64138E (en)

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