AT322553B - PROCESS FOR THE PREPARATION OF NEW PHARMACEUTICAL SALT OF CHROMONES - Google Patents
PROCESS FOR THE PREPARATION OF NEW PHARMACEUTICAL SALT OF CHROMONESInfo
- Publication number
- AT322553B AT322553B AT857573*1A AT857573A AT322553B AT 322553 B AT322553 B AT 322553B AT 857573 A AT857573 A AT 857573A AT 322553 B AT322553 B AT 322553B
- Authority
- AT
- Austria
- Prior art keywords
- chromones
- preparation
- pharmaceutical salt
- new pharmaceutical
- new
- Prior art date
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
- C07D311/24—Benzo[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)
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 |
---|---|
AT322553B true AT322553B (en) | 1975-05-26 |
Family
ID=26260624
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT857573*1A AT322553B (en) | 1970-08-27 | 1971-08-26 | PROCESS FOR THE PREPARATION OF NEW PHARMACEUTICAL SALT OF CHROMONES |
AT746471A AT319943B (en) | 1970-08-27 | 1971-08-26 | Process for the production of new chromones and their salts |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT746471A AT319943B (en) | 1970-08-27 | 1971-08-26 | Process for the production of new chromones and their salts |
Country Status (19)
Country | Link |
---|---|
AR (1) | AR193042A1 (en) |
AT (2) | AT322553B (en) |
AU (1) | AU3280571A (en) |
BE (1) | BE771818A (en) |
BG (1) | BG19182A3 (en) |
CH (5) | CH567016A5 (en) |
CU (1) | CU33570A (en) |
DD (1) | DD95008A5 (en) |
DE (1) | DE2142556A1 (en) |
ES (1) | ES394550A1 (en) |
FR (1) | FR2103553B1 (en) |
GB (1) | GB1356379A (en) |
HU (1) | HU164233B (en) |
IE (1) | IE35567B1 (en) |
IL (1) | IL37591A (en) |
LU (1) | LU63792A1 (en) |
NL (1) | NL7111790A (en) |
NO (1) | NO133449C (en) |
OA (1) | OA03910A (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1489749A (en) * | 1965-03-25 | 1967-07-28 | Fisons Pharmaceuticals Ltd | Process for the preparation of bis-chromonyl compounds and their derivatives |
CA960223A (en) * | 1970-02-05 | 1974-12-31 | Mervyn E. Peel | Tetrazolyl chromones |
-
1970
- 1970-08-27 GB GB3082871A patent/GB1356379A/en not_active Expired
-
1971
- 1971-08-24 OA OA54344A patent/OA03910A/en unknown
- 1971-08-25 DE DE19712142556 patent/DE2142556A1/en active Pending
- 1971-08-25 CH CH732773A patent/CH567016A5/xx unknown
- 1971-08-25 BG BG019891A patent/BG19182A3/en unknown
- 1971-08-25 CH CH732673A patent/CH567015A5/xx not_active IP Right Cessation
- 1971-08-25 CH CH1247871A patent/CH544108A/en not_active IP Right Cessation
- 1971-08-25 CH CH732973A patent/CH567017A5/xx not_active IP Right Cessation
- 1971-08-25 CH CH733073A patent/CH544085A/en not_active IP Right Cessation
- 1971-08-25 HU HUFI492A patent/HU164233B/hu unknown
- 1971-08-26 LU LU63792D patent/LU63792A1/xx unknown
- 1971-08-26 AT AT857573*1A patent/AT322553B/en not_active IP Right Cessation
- 1971-08-26 IL IL37591A patent/IL37591A/en unknown
- 1971-08-26 AR AR237589A patent/AR193042A1/en active
- 1971-08-26 AU AU32805/71A patent/AU3280571A/en not_active Expired
- 1971-08-26 CU CU33570A patent/CU33570A/es unknown
- 1971-08-26 NL NL7111790A patent/NL7111790A/xx unknown
- 1971-08-26 ES ES394550A patent/ES394550A1/en not_active Expired
- 1971-08-26 IE IE1073/71A patent/IE35567B1/en unknown
- 1971-08-26 AT AT746471A patent/AT319943B/en not_active IP Right Cessation
- 1971-08-26 DD DD157355A patent/DD95008A5/xx unknown
- 1971-08-26 BE BE771818A patent/BE771818A/en unknown
- 1971-08-26 NO NO3184/71A patent/NO133449C/no unknown
- 1971-08-26 FR FR7130935A patent/FR2103553B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH544085A (en) | 1973-12-28 |
DD95008A5 (en) | 1973-01-12 |
CH567015A5 (en) | 1975-09-30 |
NL7111790A (en) | 1972-02-29 |
CH567016A5 (en) | 1975-09-30 |
FR2103553A1 (en) | 1972-04-14 |
AR193042A1 (en) | 1973-03-30 |
BG19182A3 (en) | 1975-04-30 |
CH567017A5 (en) | 1975-09-30 |
LU63792A1 (en) | 1972-04-04 |
NO133449C (en) | 1976-05-05 |
BE771818A (en) | 1972-02-28 |
ES394550A1 (en) | 1975-03-16 |
AU3280571A (en) | 1973-03-01 |
AT319943B (en) | 1975-01-10 |
CU33570A (en) | 1974-02-13 |
IL37591A0 (en) | 1971-11-29 |
IE35567B1 (en) | 1976-03-18 |
CH544108A (en) | 1973-11-15 |
IL37591A (en) | 1974-12-31 |
IE35567L (en) | 1972-02-27 |
OA03910A (en) | 1975-08-14 |
HU164233B (en) | 1974-01-28 |
GB1356379A (en) | 1974-06-12 |
DE2142556A1 (en) | 1972-03-02 |
NO133449B (en) | 1976-01-26 |
FR2103553B1 (en) | 1975-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |