BG24816A3 - Method of obtaining 4-oxo-4h-pyrano-(3,2-c)-quinoline-2-carboxylic acids and their salts - Google Patents
Method of obtaining 4-oxo-4h-pyrano-(3,2-c)-quinoline-2-carboxylic acids and their saltsInfo
- Publication number
- BG24816A3 BG24816A3 BG031090A BG3109075A BG24816A3 BG 24816 A3 BG24816 A3 BG 24816A3 BG 031090 A BG031090 A BG 031090A BG 3109075 A BG3109075 A BG 3109075A BG 24816 A3 BG24816 A3 BG 24816A3
- Authority
- BG
- Bulgaria
- Prior art keywords
- pyrano
- quinoline
- oxo
- salts
- obtaining
- Prior art date
Links
- LEZKYQUUOUKZSO-UHFFFAOYSA-N 4-oxopyrano[3,2-c]quinoline-2-carboxylic acid Chemical class C1=CC=CC2=C(OC(C(=O)O)=CC3=O)C3=CN=C21 LEZKYQUUOUKZSO-UHFFFAOYSA-N 0.000 title 1
- 150000003839 salts Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or 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 to ring carbon atoms
- C07D215/20—Oxygen atoms
- C07D215/24—Oxygen atoms attached in position 8
- C07D215/26—Alcohols; Ethers thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742446497 DE2446497A1 (de) | 1974-09-28 | 1974-09-28 | 4-oxo-4h-pyrano- eckige klammer auf 3,2-c eckige klammer zu -chinolin-2-carbonsaeuren und ihre salze |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG24816A3 true BG24816A3 (en) | 1978-05-12 |
Family
ID=5927047
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG031090A BG24816A3 (en) | 1974-09-28 | 1975-09-26 | Method of obtaining 4-oxo-4h-pyrano-(3,2-c)-quinoline-2-carboxylic acids and their salts |
Country Status (28)
| Country | Link |
|---|---|
| US (1) | US4010270A (xx) |
| JP (1) | JPS5159896A (xx) |
| AT (1) | AT342049B (xx) |
| BE (1) | BE833902A (xx) |
| BG (1) | BG24816A3 (xx) |
| CA (1) | CA1059511A (xx) |
| CH (1) | CH621122A5 (xx) |
| CS (1) | CS188251B2 (xx) |
| DD (1) | DD123335A5 (xx) |
| DE (1) | DE2446497A1 (xx) |
| DK (1) | DK140099C (xx) |
| ES (1) | ES441341A1 (xx) |
| FI (1) | FI58499C (xx) |
| FR (1) | FR2285881A1 (xx) |
| GB (1) | GB1509689A (xx) |
| HU (1) | HU172930B (xx) |
| IE (1) | IE42161B1 (xx) |
| IL (1) | IL48192A (xx) |
| LU (1) | LU73465A1 (xx) |
| NL (1) | NL7511338A (xx) |
| NO (1) | NO143502C (xx) |
| PH (1) | PH11566A (xx) |
| PL (1) | PL100837B1 (xx) |
| RO (1) | RO66824A (xx) |
| SE (1) | SE7510843L (xx) |
| SU (1) | SU545262A3 (xx) |
| YU (1) | YU241475A (xx) |
| ZA (1) | ZA756122B (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4086349A (en) * | 1975-07-30 | 1978-04-25 | Mitsubishi Yuka Pharmaceutical Co., Ltd. | Quinolopyran-4-one-2-carboxylic acid derivatives and salts thereof as novel compounds and as medicines for treatment of allergic asthma |
| JPS53141210A (en) * | 1977-05-14 | 1978-12-08 | Nippon Oil & Fats Co Ltd | Preparation of beta,gamma-unsaturated aldehyde |
| US6407247B1 (en) | 1996-11-29 | 2002-06-18 | Basf Aktiengesellschaft | Photo-stable cosmetic and pharmaceutical formulations containing UV-filters |
| ES2246501T3 (es) * | 1996-11-29 | 2006-02-16 | Basf Aktiengesellschaft | Preparados cosmeticos y farmaceuticos que contienen filtros uv-a fotoestables. |
| CN102414213B (zh) * | 2009-04-30 | 2014-12-24 | 日产化学工业株式会社 | 三环苯并吡喃化合物的新的晶形及其制造方法 |
| US9893299B2 (en) * | 2013-09-11 | 2018-02-13 | Merck Patent Gmbh | Heterocyclic compounds |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1223690A (en) * | 1967-10-17 | 1971-03-03 | Fisons Pharmaceuticals Ltd | Substituted chromon-2-carboxylic acids |
-
1974
- 1974-09-28 DE DE19742446497 patent/DE2446497A1/de not_active Withdrawn
-
1975
- 1975-09-16 AT AT708375A patent/AT342049B/de not_active IP Right Cessation
- 1975-09-19 SU SU2172446A patent/SU545262A3/ru active
- 1975-09-23 FI FI752658A patent/FI58499C/fi not_active IP Right Cessation
- 1975-09-23 US US05/615,912 patent/US4010270A/en not_active Expired - Lifetime
- 1975-09-24 RO RO7583449A patent/RO66824A/ro unknown
- 1975-09-25 YU YU02414/75A patent/YU241475A/xx unknown
- 1975-09-25 CH CH1245075A patent/CH621122A5/de not_active IP Right Cessation
- 1975-09-26 SE SE7510843A patent/SE7510843L/xx unknown
- 1975-09-26 CA CA236,498A patent/CA1059511A/en not_active Expired
- 1975-09-26 DK DK434675A patent/DK140099C/da active
- 1975-09-26 JP JP50116295A patent/JPS5159896A/ja active Pending
- 1975-09-26 IL IL48192A patent/IL48192A/xx unknown
- 1975-09-26 BE BE160446A patent/BE833902A/xx unknown
- 1975-09-26 HU HU75BO00001572A patent/HU172930B/hu unknown
- 1975-09-26 NO NO753287A patent/NO143502C/no unknown
- 1975-09-26 LU LU73465A patent/LU73465A1/xx unknown
- 1975-09-26 IE IE2112/75A patent/IE42161B1/en unknown
- 1975-09-26 ZA ZA756122A patent/ZA756122B/xx unknown
- 1975-09-26 GB GB39583/75A patent/GB1509689A/en not_active Expired
- 1975-09-26 BG BG031090A patent/BG24816A3/xx unknown
- 1975-09-26 DD DD188588A patent/DD123335A5/xx unknown
- 1975-09-26 NL NL7511338A patent/NL7511338A/xx not_active Application Discontinuation
- 1975-09-26 FR FR7529623A patent/FR2285881A1/fr active Granted
- 1975-09-26 PL PL1975183610A patent/PL100837B1/pl unknown
- 1975-09-27 CS CS756547A patent/CS188251B2/cs unknown
- 1975-09-27 ES ES441341A patent/ES441341A1/es not_active Expired
- 1975-09-29 PH PH17618A patent/PH11566A/en unknown
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