NL7305020A - - Google Patents

Info

Publication number
NL7305020A
NL7305020A NL7305020A NL7305020A NL7305020A NL 7305020 A NL7305020 A NL 7305020A NL 7305020 A NL7305020 A NL 7305020A NL 7305020 A NL7305020 A NL 7305020A NL 7305020 A NL7305020 A NL 7305020A
Authority
NL
Netherlands
Application number
NL7305020A
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 NL7305020A publication Critical patent/NL7305020A/xx

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
    • C07D405/06—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 linked by a carbon chain containing only aliphatic carbon atoms
    • 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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
    • 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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
NL7305020A 1972-04-12 1973-04-10 NL7305020A (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47037235A JPS5118955B2 (el) 1972-04-12 1972-04-12

Publications (1)

Publication Number Publication Date
NL7305020A true NL7305020A (el) 1973-10-16

Family

ID=12491931

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7305020A NL7305020A (el) 1972-04-12 1973-04-10

Country Status (21)

Country Link
US (1) US3896114A (el)
JP (1) JPS5118955B2 (el)
AT (1) AT323739B (el)
AU (1) AU470496B2 (el)
BE (1) BE798059A (el)
CA (1) CA1006160A (el)
CH (3) CH605891A5 (el)
CS (2) CS185639B2 (el)
DE (1) DE2317899A1 (el)
ES (2) ES413577A1 (el)
FI (1) FI57408C (el)
FR (2) FR2182951B1 (el)
GB (2) GB1417461A (el)
HU (2) HU167386B (el)
NL (1) NL7305020A (el)
NO (2) NO137825C (el)
PH (2) PH13020A (el)
PL (1) PL89172B1 (el)
SE (2) SE402291B (el)
SU (2) SU500758A3 (el)
ZA (1) ZA732526B (el)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1540391A (en) * 1975-04-11 1979-02-14 Takeda Chemical Industries Ltd 3-(1h-tetrazol-5-yl)-chromone derivatives
US4033845A (en) * 1975-11-20 1977-07-05 Warner-Lambert Company [2-(4-Oxo-4H-1-benzopyran-2-yl)ethenyl]benzonitriles and benzoic acids
GB1560489A (en) * 1976-05-21 1980-02-06 Fisons Ltd Pharmaceutical compositions
AU508350B2 (en) * 1976-06-16 1980-03-20 Farmitalia Carlo Erba S.P.A. Substicuted 2-vinyl-chromones
US4183946A (en) * 1976-06-16 1980-01-15 Carlo Erba S.P.A. Substituted 2-vinyl-chromones and process for their preparation
US4183945A (en) * 1976-06-16 1980-01-15 Carlo Erba S.P.A. Substituted 2-vinyl-chromones and process for their preparation
US4177276A (en) * 1976-06-16 1979-12-04 Farmitalia Carlo Erba, S.P.A. Substituted 2-vinyl-chromones and process for their preparation
US4143145A (en) * 1977-01-12 1979-03-06 Carlo Erba S. P. A. Substituted 2-vinyl-chromones and process for their preparation
US4116971A (en) * 1977-08-15 1978-09-26 Warner-Lambert Company 3-(1h-tetrazol-5-yl)chromones
US4360527A (en) * 1977-10-13 1982-11-23 Warner-Lambert Company 9-(Hydroxy, lower alkoxy or lower alkanoyloxy)-2-(1H-tetrazol-5-yl)naphtho-(2,1-b)-pyran-1-ones and anti-allergic use thereof
DE2840936C2 (de) * 1978-09-20 1983-02-10 Warner-Lambert Co., 07950 Morris Plains, N.J. 3-(1H-Tetrazol-5-yl)-chromone und ihre Verwendung
DE3070912D1 (en) * 1979-03-20 1985-09-05 Fisons Plc Pharmaceutical heterocyclic compounds, processes for their preparation and compositions containing them
ZA804788B (en) * 1979-10-26 1981-07-29 Erba Farmitalia Substituted 2-(pyridyl-cyclopropyl)-chromones and process for their preparation
JP2004323392A (ja) * 2003-04-23 2004-11-18 Toyo Kasei Kogyo Co Ltd ビテトラゾールアミン化合物の製造方法
GB201506572D0 (en) 2015-04-17 2015-06-03 Johnson Matthey Davy Technologies Ltd Process

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA960223A (en) * 1970-02-05 1974-12-31 Mervyn E. Peel Tetrazolyl chromones

Also Published As

Publication number Publication date
FI57408B (fi) 1980-04-30
HU168124B (el) 1976-02-28
PH13114A (en) 1979-11-28
ES433109A1 (es) 1976-11-16
FI57408C (fi) 1980-08-11
SU500758A3 (ru) 1976-01-25
CS185620B2 (en) 1978-10-31
NO137825B (no) 1978-01-23
FR2273003A1 (el) 1975-12-26
HU167386B (el) 1975-09-27
JPS48103578A (el) 1973-12-25
NO743670L (no) 1973-10-15
FR2273003B1 (el) 1977-11-10
ZA732526B (en) 1974-03-27
NO141556C (no) 1980-04-09
US3896114A (en) 1975-07-22
CA1006160A (en) 1977-03-01
GB1417462A (en) 1975-12-10
CS185639B2 (en) 1978-10-31
NO137825C (no) 1978-05-03
CH603616A5 (el) 1978-08-31
PL89172B1 (el) 1976-10-30
NO141556B (no) 1979-12-27
DE2317899A1 (de) 1973-10-25
AU5413273A (en) 1974-10-10
CH582174A5 (el) 1976-11-30
PH13020A (en) 1979-11-09
SE7601868L (sv) 1976-02-18
AU470496B2 (en) 1976-03-18
JPS5118955B2 (el) 1976-06-14
BE798059A (fr) 1973-10-11
FR2182951A1 (el) 1973-12-14
FR2182951B1 (el) 1976-07-02
ES413577A1 (es) 1976-01-16
AT323739B (de) 1975-07-25
GB1417461A (en) 1975-12-10
SE402291B (sv) 1978-06-26
CH605891A5 (el) 1978-10-13
SU745367A3 (ru) 1980-06-30

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Legal Events

Date Code Title Description
BC A request for examination has been filed
BV The patent application has lapsed