HU164233B - - Google Patents

Info

Publication number
HU164233B
HU164233B HUFI492A HUFI000492A HU164233B HU 164233 B HU164233 B HU 164233B HU FI492 A HUFI492 A HU FI492A HU FI000492 A HUFI000492 A HU FI000492A HU 164233 B HU164233 B HU 164233B
Authority
HU
Hungary
Application number
HUFI492A
Other languages
Hungarian (hu)
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 filed Critical
Publication of HU164233B publication Critical patent/HU164233B/hu

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • C07D311/24Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached in position 2

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Medicinal Preparation (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
HUFI492A 1970-08-27 1971-08-25 HU164233B (en:Method)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB3082871A GB1356379A (en) 1970-08-27 1970-08-27 Tetrazole derivatives
GB3082871 1971-07-01

Publications (1)

Publication Number Publication Date
HU164233B true HU164233B (en:Method) 1974-01-28

Family

ID=26260624

Family Applications (1)

Application Number Title Priority Date Filing Date
HUFI492A HU164233B (en:Method) 1970-08-27 1971-08-25

Country Status (19)

Country Link
AR (1) AR193042A1 (en:Method)
AT (2) AT319943B (en:Method)
AU (1) AU3280571A (en:Method)
BE (1) BE771818A (en:Method)
BG (1) BG19182A3 (en:Method)
CH (5) CH567016A5 (en:Method)
CU (1) CU33570A (en:Method)
DD (1) DD95008A5 (en:Method)
DE (1) DE2142556A1 (en:Method)
ES (1) ES394550A1 (en:Method)
FR (1) FR2103553B1 (en:Method)
GB (1) GB1356379A (en:Method)
HU (1) HU164233B (en:Method)
IE (1) IE35567B1 (en:Method)
IL (1) IL37591A (en:Method)
LU (1) LU63792A1 (en:Method)
NL (1) NL7111790A (en:Method)
NO (1) NO133449C (en:Method)
OA (1) OA03910A (en:Method)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1489749A (fr) * 1965-03-25 1967-07-28 Fisons Pharmaceuticals Ltd Procédé de préparation de composés bis-chromonylés et leurs dérivés
CA960223A (en) * 1970-02-05 1974-12-31 Mervyn E. Peel Tetrazolyl chromones

Also Published As

Publication number Publication date
AU3280571A (en) 1973-03-01
NO133449B (en:Method) 1976-01-26
IL37591A0 (en) 1971-11-29
AR193042A1 (es) 1973-03-30
IL37591A (en) 1974-12-31
GB1356379A (en) 1974-06-12
IE35567B1 (en) 1976-03-18
CH567016A5 (en:Method) 1975-09-30
LU63792A1 (en:Method) 1972-04-04
DE2142556A1 (de) 1972-03-02
BG19182A3 (bg) 1975-04-30
CH544108A (fr) 1973-11-15
FR2103553A1 (en:Method) 1972-04-14
CH567015A5 (en:Method) 1975-09-30
CU33570A (en:Method) 1974-02-13
NL7111790A (en:Method) 1972-02-29
CH567017A5 (en:Method) 1975-09-30
FR2103553B1 (en:Method) 1975-10-10
NO133449C (en:Method) 1976-05-05
ES394550A1 (es) 1975-03-16
OA03910A (fr) 1975-08-14
AT319943B (de) 1975-01-10
AT322553B (de) 1975-05-26
BE771818A (fr) 1972-02-28
IE35567L (en) 1972-02-27
CH544085A (fr) 1973-12-28
DD95008A5 (en:Method) 1973-01-12

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