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
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
- C07D311/78—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
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP47037235A JPS5118955B2 (xx) | 1972-04-12 | 1972-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL7305020A true NL7305020A (xx) | 1973-10-16 |
Family
ID=12491931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL7305020A NL7305020A (xx) | 1972-04-12 | 1973-04-10 |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US3896114A (xx) |
| JP (1) | JPS5118955B2 (xx) |
| AT (1) | AT323739B (xx) |
| AU (1) | AU470496B2 (xx) |
| BE (1) | BE798059A (xx) |
| CA (1) | CA1006160A (xx) |
| CH (3) | CH603616A5 (xx) |
| CS (2) | CS185620B2 (xx) |
| DE (1) | DE2317899A1 (xx) |
| ES (2) | ES413577A1 (xx) |
| FI (1) | FI57408C (xx) |
| FR (2) | FR2182951B1 (xx) |
| GB (2) | GB1417461A (xx) |
| HU (2) | HU167386B (xx) |
| NL (1) | NL7305020A (xx) |
| NO (2) | NO137825C (xx) |
| PH (2) | PH13020A (xx) |
| PL (1) | PL89172B1 (xx) |
| SE (2) | SE402291B (xx) |
| SU (2) | SU500758A3 (xx) |
| ZA (1) | ZA732526B (xx) |
Families Citing this family (15)
| 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 |
| US4177276A (en) * | 1976-06-16 | 1979-12-04 | Farmitalia Carlo Erba, S.P.A. | Substituted 2-vinyl-chromones and process for their preparation |
| US4183946A (en) * | 1976-06-16 | 1980-01-15 | Carlo Erba S.P.A. | Substituted 2-vinyl-chromones and process for their preparation |
| AU508350B2 (en) * | 1976-06-16 | 1980-03-20 | Farmitalia Carlo Erba S.P.A. | Substicuted 2-vinyl-chromones |
| US4183945A (en) * | 1976-06-16 | 1980-01-15 | 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 |
| EP0017332B1 (en) * | 1979-03-20 | 1985-07-31 | 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA960223A (en) * | 1970-02-05 | 1974-12-31 | Mervyn E. Peel | Tetrazolyl chromones |
-
1972
- 1972-04-12 JP JP47037235A patent/JPS5118955B2/ja not_active Expired
-
1973
- 1973-04-05 AU AU54132/73A patent/AU470496B2/en not_active Expired
- 1973-04-10 US US349848A patent/US3896114A/en not_active Expired - Lifetime
- 1973-04-10 DE DE2317899A patent/DE2317899A1/de not_active Withdrawn
- 1973-04-10 PL PL1973161818A patent/PL89172B1/pl unknown
- 1973-04-10 FR FR7312922A patent/FR2182951B1/fr not_active Expired
- 1973-04-10 NL NL7305020A patent/NL7305020A/xx not_active Application Discontinuation
- 1973-04-11 CA CA168,432A patent/CA1006160A/en not_active Expired
- 1973-04-11 CS CS7300002571A patent/CS185620B2/cs unknown
- 1973-04-11 BE BE129880A patent/BE798059A/xx unknown
- 1973-04-11 ES ES413577A patent/ES413577A1/es not_active Expired
- 1973-04-11 SU SU1913752A patent/SU500758A3/ru active
- 1973-04-11 PH PH14507A patent/PH13020A/en unknown
- 1973-04-11 CS CS7500001198A patent/CS185639B2/cs unknown
- 1973-04-11 NO NO1505/73A patent/NO137825C/no unknown
- 1973-04-11 SE SE7305124A patent/SE402291B/xx unknown
- 1973-04-12 FI FI1160/73A patent/FI57408C/fi active
- 1973-04-12 GB GB1760273A patent/GB1417461A/en not_active Expired
- 1973-04-12 CH CH921976A patent/CH603616A5/xx not_active IP Right Cessation
- 1973-04-12 CH CH523773A patent/CH582174A5/xx not_active IP Right Cessation
- 1973-04-12 HU HUTA1246A patent/HU167386B/hu unknown
- 1973-04-12 GB GB1497275A patent/GB1417462A/en not_active Expired
- 1973-04-12 ZA ZA732526A patent/ZA732526B/xx unknown
- 1973-04-12 CH CH127977A patent/CH605891A5/xx not_active IP Right Cessation
- 1973-04-12 AT AT325073A patent/AT323739B/de not_active IP Right Cessation
- 1973-04-12 HU HUTA1333A patent/HU168124B/hu unknown
-
1974
- 1974-10-11 NO NO743670A patent/NO141556C/no unknown
- 1974-12-19 ES ES0433109A patent/ES433109A1/es not_active Expired
-
1975
- 1975-01-17 SU SU752099318A patent/SU745367A3/ru active
- 1975-04-10 FR FR7511248A patent/FR2273003B1/fr not_active Expired
-
1976
- 1976-02-18 SE SE7601868A patent/SE7601868L/xx unknown
-
1977
- 1977-07-21 PH PH20019A patent/PH13114A/en unknown
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BC | A request for examination has been filed | ||
| BV | The patent application has lapsed |