DK135994B - Analogous process for the preparation of benzopyran compounds. - Google Patents

Analogous process for the preparation of benzopyran compounds.

Info

Publication number
DK135994B
DK135994B DK446771AA DK446771A DK135994B DK 135994 B DK135994 B DK 135994B DK 446771A A DK446771A A DK 446771AA DK 446771 A DK446771 A DK 446771A DK 135994 B DK135994 B DK 135994B
Authority
DK
Denmark
Prior art keywords
preparation
analogous process
benzopyran compounds
benzopyran
compounds
Prior art date
Application number
DK446771AA
Other languages
Danish (da)
Other versions
DK135994C (en
Inventor
Raj Kumar Razdan
William Raymond Thompson
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 DK135994B publication Critical patent/DK135994B/en
Application granted granted Critical
Publication of DK135994C publication Critical patent/DK135994C/da

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)
DK446771AA 1970-09-14 1971-09-10 Analogous process for the preparation of benzopyran compounds. DK135994B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7221770A 1970-09-14 1970-09-14

Publications (2)

Publication Number Publication Date
DK135994B true DK135994B (en) 1977-07-25
DK135994C DK135994C (en) 1977-12-27

Family

ID=22106286

Family Applications (1)

Application Number Title Priority Date Filing Date
DK446771AA DK135994B (en) 1970-09-14 1971-09-10 Analogous process for the preparation of benzopyran compounds.

Country Status (14)

Country Link
AT (1) AT308108B (en)
BE (1) BE772492A (en)
CA (1) CA965421A (en)
CH (1) CH559209A5 (en)
DE (1) DE2145320A1 (en)
DK (1) DK135994B (en)
ES (1) ES394980A1 (en)
FR (1) FR2106490B1 (en)
GB (1) GB1360009A (en)
IE (1) IE35636B1 (en)
NL (1) NL7112521A (en)
NO (1) NO134743C (en)
SE (1) SE372943B (en)
ZA (1) ZA716039B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3960880A (en) * 1974-03-26 1976-06-01 Beecham Group Limited Tetrahydropyrid-4-yl-chroman-5-ol derivatives
JPS4995978A (en) * 1973-01-24 1974-09-11
GB1417745A (en) * 1973-07-07 1975-12-17 Beecham Group Ltd Chromene compounds

Also Published As

Publication number Publication date
NL7112521A (en) 1972-03-16
DE2145320A1 (en) 1972-03-16
SE372943B (en) 1975-01-20
GB1360009A (en) 1974-07-17
ZA716039B (en) 1972-07-26
CA965421A (en) 1975-04-01
DK135994C (en) 1977-12-27
AT308108B (en) 1973-06-25
AU3336571A (en) 1973-03-15
IE35636L (en) 1972-03-14
BE772492A (en) 1972-03-10
CH559209A5 (en) 1975-02-28
IE35636B1 (en) 1976-04-14
NO134743C (en) 1976-12-08
ES394980A1 (en) 1974-12-01
NO134743B (en) 1976-08-30
FR2106490B1 (en) 1975-04-18
FR2106490A1 (en) 1972-05-05

Similar Documents

Publication Publication Date Title
DK133751B (en) Analogous process for the preparation of benzopyrans.
DK136981B (en) Analogous process for the preparation of basic substituted benzylphthalazone derivatives.
DK129339B (en) Analogous process for the preparation of N-aminophenylamidines.
DK135455B (en) Process for the preparation of 7-halo-7-deoxythiolincosaminides.
DK134489B (en) Process for the preparation of alkyl-7-deoxy-7 (S) -substituted-alpha-thiolincosaminides.
DK129706B (en) Analogous process for the preparation of chromone derivatives.
DK128540B (en) Analogous process for the preparation of pyrazolodiazepinone compounds.
DK130467B (en) Process for the preparation of erythromycylamines.
DK126998B (en) Analogous process for the preparation of amino-s-triazolylbenzenesulfonamide compounds.
DK127977B (en) Process for the preparation of 6α-methyl-19-nor-pregnenes.
DK137181B (en) Analogous process for the preparation of 3-amino-quinoline derivatives.
DK129453B (en) Analogous process for the preparation of 1-aminoisoquinolines.
DK128205B (en) Process for the preparation of 1-aryloxy-2-propanols.
DK126509B (en) Process for the preparation of zearalenone.
DK135994B (en) Analogous process for the preparation of benzopyran compounds.
DK126323B (en) Process for the preparation of 3β-hydroxy-5α-cardenolides or buffadienolides.
DK140726B (en) Process for the preparation of delta2-cephalosporin compounds.
DK137860B (en) Analogous process for the preparation of triazolobenzodiazepine-5N-oxide derivatives.
DK125388B (en) Process for the preparation of phenylaminoethanol derivatives.
DK124686B (en) Analogous process for the preparation of bis-thiachromonyl compounds.
DK129049B (en) Analogous process for the preparation of α-aminobenzylpenicillin derivatives.
DK128209B (en) Analogous process for the preparation of 19-nor-14-dehydrotestosterone derivatives.
DK127852B (en) Analogous process for the preparation of 22-substituted cardenolidrhamnosides.
DK127414B (en) Analogous process for the preparation of phenylhydrazides.
DK129138B (en) Process for the preparation of tuberactinomycin-N.