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DK122324B - Process for the preparation of 4,4'-dihydroxy-diphenyl- (2-pyridyl) -methane. - Google Patents

Process for the preparation of 4,4'-dihydroxy-diphenyl- (2-pyridyl) -methane.

Info

Publication number
DK122324B
DK122324B DK326267A DK326267A DK122324B DK 122324 B DK122324 B DK 122324B DK 326267 A DK326267 A DK 326267A DK 326267 A DK326267 A DK 326267A DK 122324 B DK122324 B DK 122324B
Authority
DK
Denmark
Prior art keywords
dihydroxy
pyridyl
diphenyl
methane
preparation
Prior art date
Application number
DK326267A
Other languages
Danish (da)
Inventor
G Pala
Original Assignee
Angeli Inst Spa
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 Angeli Inst Spa filed Critical Angeli Inst Spa
Publication of DK122324B publication Critical patent/DK122324B/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
  • Residential Or Office Buildings (AREA)
DK326267A 1966-12-14 1967-06-23 Process for the preparation of 4,4'-dihydroxy-diphenyl- (2-pyridyl) -methane. DK122324B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1793766A CH482671A (en) 1966-12-14 1966-12-14 Preparation process of 4,4'-dioxy-diphenyl- (2-pyridyl) -methane
CH1793666A CH513167A (en) 1966-12-14 1966-12-14 Preparation process of 4,4'-disulfoxy-diphenyl- (2-pyridyl) -methane salts

Publications (1)

Publication Number Publication Date
DK122324B true DK122324B (en) 1972-02-21

Family

ID=25720285

Family Applications (2)

Application Number Title Priority Date Filing Date
DK326267A DK122324B (en) 1966-12-14 1967-06-23 Process for the preparation of 4,4'-dihydroxy-diphenyl- (2-pyridyl) -methane.
DK663669A DK123480B (en) 1966-12-14 1969-12-16 Process for the preparation of alkali metal salts of sulfuric acid monoesters of 4,4'-dihydroxy-diphenyl- (2-pyridyl) -methane.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK663669A DK123480B (en) 1966-12-14 1969-12-16 Process for the preparation of alkali metal salts of sulfuric acid monoesters of 4,4'-dihydroxy-diphenyl- (2-pyridyl) -methane.

Country Status (11)

Country Link
BE (1) BE698916A (en)
BR (1) BR6789010D0 (en)
CH (2) CH482671A (en)
DK (2) DK122324B (en)
ES (1) ES341506A1 (en)
FI (1) FI48187C (en)
FR (1) FR1605494A (en)
GR (1) GR32929B (en)
NL (1) NL6710643A (en)
NO (2) NO125676B (en)
SE (1) SE327702B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE788613A (en) * 1971-09-17 1973-01-02 Prodotti Antibiotici Spa 4,4'-DISULFOXYDIPHENYL- (2-PYRIDYL) METHANES

Also Published As

Publication number Publication date
NO126574B (en) 1973-02-26
FI48187B (en) 1974-04-01
SE327702B (en) 1970-08-31
GR32929B (en) 1967-05-15
CH482671A (en) 1969-12-15
DK123480B (en) 1972-06-26
CH513167A (en) 1971-09-30
FI48187C (en) 1974-07-10
ES341506A1 (en) 1968-07-01
NO125676B (en) 1972-10-16
DE1695276B1 (en) 1972-08-03
FR1605494A (en) 1977-06-24
BR6789010D0 (en) 1973-12-26
BE698916A (en) 1967-11-03
NL6710643A (en) 1968-06-17

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Legal Events

Date Code Title Description
PUP Patent expired