CA994788A - Process for the production of new chromone aldehyde derivatives - Google Patents

Process for the production of new chromone aldehyde derivatives

Info

Publication number
CA994788A
CA994788A CA155,511A CA155511A CA994788A CA 994788 A CA994788 A CA 994788A CA 155511 A CA155511 A CA 155511A CA 994788 A CA994788 A CA 994788A
Authority
CA
Canada
Prior art keywords
production
aldehyde derivatives
chromone aldehyde
new chromone
new
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
CA155,511A
Other versions
CA155511S (en
Inventor
Yoshibumi Miyata
Yasushi Sanno
Akira Nohara
Tomonobu Umetani
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.)
Takeda Pharmaceutical Co Ltd
Original Assignee
Takeda Chemical Industries 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
Priority claimed from JP46087880A external-priority patent/JPS50675B2/ja
Priority claimed from JP169872A external-priority patent/JPS4932860B2/ja
Application filed by Takeda Chemical Industries Ltd filed Critical Takeda Chemical Industries Ltd
Application granted granted Critical
Publication of CA994788A publication Critical patent/CA994788A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
CA155,511A 1971-11-04 1972-11-03 Process for the production of new chromone aldehyde derivatives Expired CA994788A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP46087880A JPS50675B2 (en) 1971-11-04 1971-11-04
JP169872A JPS4932860B2 (en) 1971-12-27 1971-12-27

Publications (1)

Publication Number Publication Date
CA994788A true CA994788A (en) 1976-08-10

Family

ID=26334970

Family Applications (1)

Application Number Title Priority Date Filing Date
CA155,511A Expired CA994788A (en) 1971-11-04 1972-11-03 Process for the production of new chromone aldehyde derivatives

Country Status (5)

Country Link
BE (1) BE790792A (en)
CA (1) CA994788A (en)
CH (1) CH576462A5 (en)
FR (1) FR2158467B1 (en)
GB (1) GB1407479A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE769146A (en) * 1970-07-01 1971-11-03 Takeda Chemical Industries Ltd CHROMON-CARBOXYLIC ACID DERIVATIVES

Also Published As

Publication number Publication date
FR2158467A1 (en) 1973-06-15
FR2158467B1 (en) 1975-10-31
GB1407479A (en) 1975-09-24
CH576462A5 (en) 1976-06-15
BE790792A (en) 1973-02-15

Similar Documents

Publication Publication Date Title
CA1012148A (en) Process for the production of new imidazole derivatives
CA955599A (en) Process for the manufacture of chromane derivatives
CA1018547A (en) Process for the production of 4-nitroso-diphenylamine
CA1006181A (en) Process for the making of amino-propane new derivatives
AU4392272A (en) Process for the production of new o-substituted phenylethylguanidines
CA1010860A (en) Process for the manufacture of new anhydrofuranose derivatives
CA994788A (en) Process for the production of new chromone aldehyde derivatives
CA994805A (en) Process for the production of formaldehyde
CA964661A (en) Process for the production of certain substituted pyrroline-5-ones
CA1005066A (en) Process for the production of organosiloxane-oxyalkylene-blockcopolymers
CA933919A (en) Process for the production of new 5-nitrofuryl derivatives
CA864567A (en) Process for the production of new benzofuran derivatives
CA991639A (en) Process for the production of new triazolobenzodiazepines
CA907062A (en) Process for the production of benzaldehyde
CA933920A (en) Process for the production of new 5-nitrofuryl derivatives
CA925874A (en) Process for the production of new 5-nitrofuryl derivatives
CA863957A (en) Process for the production of novel nitrofuryl derivatives
CA856815A (en) Process for the production of coumarin derivatives
CA878500A (en) Process for the production of new p-aminoalkyl benzenesulphonamide derivatives
CA865145A (en) Process for the production of new furazan derivatives
AU488013B2 (en) Process for the production of 1-benzoylindole derivatives
CA842833A (en) Process for the production of new derivatives of 2-aza-adamantane
CA844620A (en) Process for the production of new nitrofuryl derivatives
CA856816A (en) Process for the production of new imidazolidinon derivatives
CA844622A (en) Process for the production of new morpholine derivatives