IE34540B1 - Preparation of pyridyl chromenols - Google Patents

Preparation of pyridyl chromenols

Info

Publication number
IE34540B1
IE34540B1 IE1218/70A IE121870A IE34540B1 IE 34540 B1 IE34540 B1 IE 34540B1 IE 1218/70 A IE1218/70 A IE 1218/70A IE 121870 A IE121870 A IE 121870A IE 34540 B1 IE34540 B1 IE 34540B1
Authority
IE
Ireland
Prior art keywords
chromenols
pyridyl
preparation
pyridyl chromenols
Prior art date
Application number
IE1218/70A
Other versions
IE34540L (en
Original Assignee
Beecham Group Ltd
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 Beecham Group Ltd filed Critical Beecham Group Ltd
Publication of IE34540L publication Critical patent/IE34540L/en
Publication of IE34540B1 publication Critical patent/IE34540B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
IE1218/70A 1969-10-15 1970-09-21 Preparation of pyridyl chromenols IE34540B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB50703/69A GB1280044A (en) 1969-10-15 1969-10-15 Preparation of pyridyl chromenols

Publications (2)

Publication Number Publication Date
IE34540L IE34540L (en) 1971-04-15
IE34540B1 true IE34540B1 (en) 1975-06-11

Family

ID=10457014

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1218/70A IE34540B1 (en) 1969-10-15 1970-09-21 Preparation of pyridyl chromenols

Country Status (9)

Country Link
AT (1) AT298487B (en)
BE (1) BE757454R (en)
DE (1) DE2050496A1 (en)
ES (1) ES384217A1 (en)
FR (1) FR2070131B2 (en)
GB (1) GB1280044A (en)
IE (1) IE34540B1 (en)
NL (1) NL7014946A (en)
ZA (1) ZA706821B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1770171C3 (en) * 1967-04-14 1979-08-30 Beecham Group Ltd., Brentford, Mddlesex (Grossbritannien) 2,2-Dimethyl-7-alkyl-4- (4-pyridyl) -2H-chromen-5-ols, process for their preparation and medicinal preparations containing these compounds

Also Published As

Publication number Publication date
NL7014946A (en) 1971-04-19
ZA706821B (en) 1971-12-29
IE34540L (en) 1971-04-15
FR2070131B2 (en) 1974-09-20
FR2070131A2 (en) 1971-09-10
AT298487B (en) 1972-05-10
BE757454R (en) 1971-04-13
ES384217A1 (en) 1973-01-16
DE2050496A1 (en) 1971-04-22
GB1280044A (en) 1972-07-05

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