AT319228B - Verfahren zur Herstellung der neuen bis-(4,7-Dihydroxy-kumarinyl-3)-essigsäure und ihrer Salze - Google Patents
Verfahren zur Herstellung der neuen bis-(4,7-Dihydroxy-kumarinyl-3)-essigsäure und ihrer SalzeInfo
- Publication number
- AT319228B AT319228B AT321173A AT321173A AT319228B AT 319228 B AT319228 B AT 319228B AT 321173 A AT321173 A AT 321173A AT 321173 A AT321173 A AT 321173A AT 319228 B AT319228 B AT 319228B
- Authority
- AT
- Austria
- Prior art keywords
- coumarinyl
- dihydroxy
- salts
- preparation
- acetic acid
- 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
- C07D311/42—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4
- C07D311/44—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
- C07D311/54—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3 substituted in the carbocyclic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS2442A CS159456B1 (US08124630-20120228-C00102.png) | 1972-04-12 | 1972-04-12 | |
| ZA732331A ZA732331B (en) | 1972-04-12 | 1973-04-04 | The new bis-(4,7-dihydroxycoumarinyl-3)-acetic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT319228B true AT319228B (de) | 1974-12-10 |
Family
ID=25745633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT321173A AT319228B (de) | 1972-04-12 | 1973-04-11 | Verfahren zur Herstellung der neuen bis-(4,7-Dihydroxy-kumarinyl-3)-essigsäure und ihrer Salze |
Country Status (15)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63252863A (ja) * | 1987-04-06 | 1988-10-19 | Mitsubishi Paper Mills Ltd | ウエブ搬送方法 |
| US9139352B2 (en) | 2014-02-07 | 2015-09-22 | Yeti Coolers, Llc | Insulating container |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL60984C (US08124630-20120228-C00102.png) * | 1944-03-18 | |||
| US2703320A (en) * | 1953-10-09 | 1955-03-01 | Wisconsin Alumni Res Found | Chemical compounds and processes of preparing the same |
| BE555048A (US08124630-20120228-C00102.png) * | 1956-03-10 | |||
| GB1362222A (en) * | 1971-07-12 | 1974-07-30 | Agfa Gevaert | Photocycloaddition polymerisation of biscoumarins |
| US3822293A (en) * | 1972-09-28 | 1974-07-02 | Polaroid Corp | Process for the preparation of 3-(3'-carboalkoxy-4'-acetoxy-1'-naphthyl)-3-(4"-hydroxy-1"-naphthyl)naphthalide |
-
1972
- 1972-04-12 CS CS2442A patent/CS159456B1/cs unknown
-
1973
- 1973-04-04 CH CH480473A patent/CH577990A5/xx not_active IP Right Cessation
- 1973-04-04 ZA ZA732331A patent/ZA732331B/xx unknown
- 1973-04-05 BE BE129675A patent/BE797810A/xx unknown
- 1973-04-06 GB GB1647573A patent/GB1364620A/en not_active Expired
- 1973-04-09 FI FI731118A patent/FI52580C/fi active
- 1973-04-10 SE SE7305052A patent/SE380266B/xx unknown
- 1973-04-11 AU AU54383/73A patent/AU470625B2/en not_active Expired
- 1973-04-11 AT AT321173A patent/AT319228B/de not_active IP Right Cessation
- 1973-04-11 CA CA168,657A patent/CA1002055A/en not_active Expired
- 1973-04-11 US US350157A patent/US3884940A/en not_active Expired - Lifetime
- 1973-04-12 DK DK200373A patent/DK131724C/da active
- 1973-04-12 JP JP48041794A patent/JPS4913178A/ja active Pending
- 1973-04-12 FR FR7313211A patent/FR2182961B1/fr not_active Expired
- 1973-04-12 NL NL7305161A patent/NL7305161A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4913178A (US08124630-20120228-C00102.png) | 1974-02-05 |
| FR2182961A1 (US08124630-20120228-C00102.png) | 1973-12-14 |
| DK131724B (da) | 1975-08-25 |
| AU470625B2 (en) | 1976-03-25 |
| US3884940A (en) | 1975-05-20 |
| CH577990A5 (US08124630-20120228-C00102.png) | 1976-07-30 |
| FI52580C (fi) | 1977-10-10 |
| SE380266B (sv) | 1975-11-03 |
| AU5438373A (en) | 1974-10-17 |
| GB1364620A (en) | 1974-08-21 |
| DE2318043A1 (de) | 1973-10-31 |
| ZA732331B (en) | 1974-11-27 |
| FR2182961B1 (US08124630-20120228-C00102.png) | 1976-07-02 |
| NL7305161A (US08124630-20120228-C00102.png) | 1973-10-16 |
| FI52580B (US08124630-20120228-C00102.png) | 1977-06-30 |
| BE797810A (fr) | 1973-07-31 |
| DK131724C (da) | 1976-01-26 |
| CA1002055A (en) | 1976-12-21 |
| CS159456B1 (US08124630-20120228-C00102.png) | 1975-01-31 |
| DE2318043B2 (de) | 1976-05-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |