FR75260E - Process for the preparation of 4, 4'-dioxy-diphenyl-pyridyl-methanes - Google Patents

Process for the preparation of 4, 4'-dioxy-diphenyl-pyridyl-methanes

Info

Publication number
FR75260E
FR75260E FR771301A FR771301A FR75260E FR 75260 E FR75260 E FR 75260E FR 771301 A FR771301 A FR 771301A FR 771301 A FR771301 A FR 771301A FR 75260 E FR75260 E FR 75260E
Authority
FR
France
Prior art keywords
methanes
dioxy
pyridyl
diphenyl
preparation
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
FR771301A
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.)
Boehringer Ingelheim Pharma GmbH and Co KG
Original Assignee
Dr Karl Thomae GmbH
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 Dr Karl Thomae GmbH filed Critical Dr Karl Thomae GmbH
Priority to FR771301A priority Critical patent/FR75260E/en
Application granted granted Critical
Publication of FR75260E publication Critical patent/FR75260E/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/28—Radicals substituted by singly-bound oxygen or sulphur atoms
    • C07D213/30—Oxygen atoms
FR771301A 1958-07-28 1958-07-28 Process for the preparation of 4, 4'-dioxy-diphenyl-pyridyl-methanes Expired FR75260E (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR771301A FR75260E (en) 1958-07-28 1958-07-28 Process for the preparation of 4, 4'-dioxy-diphenyl-pyridyl-methanes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR771301A FR75260E (en) 1958-07-28 1958-07-28 Process for the preparation of 4, 4'-dioxy-diphenyl-pyridyl-methanes

Publications (1)

Publication Number Publication Date
FR75260E true FR75260E (en) 1961-06-05

Family

ID=8707104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR771301A Expired FR75260E (en) 1958-07-28 1958-07-28 Process for the preparation of 4, 4'-dioxy-diphenyl-pyridyl-methanes

Country Status (1)

Country Link
FR (1) FR75260E (en)

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