SE410457B - Forfarande for framstellning av 3-isokromanonderivat - Google Patents
Forfarande for framstellning av 3-isokromanonderivatInfo
- Publication number
- SE410457B SE410457B SE7408129A SE7408129A SE410457B SE 410457 B SE410457 B SE 410457B SE 7408129 A SE7408129 A SE 7408129A SE 7408129 A SE7408129 A SE 7408129A SE 410457 B SE410457 B SE 410457B
- Authority
- SE
- Sweden
- Prior art keywords
- procedure
- preparation
- isochromanone
- derivatives
- isochromanone derivatives
- 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
- C07D311/76—Benzo[c]pyrans
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pyrane Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP48072057A JPS5024275A (sv) | 1973-06-26 | 1973-06-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7408129L SE7408129L (sv) | 1974-12-27 |
| SE410457B true SE410457B (sv) | 1979-10-15 |
Family
ID=13478361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7408129A SE410457B (sv) | 1973-06-26 | 1974-06-19 | Forfarande for framstellning av 3-isokromanonderivat |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3929834A (sv) |
| JP (1) | JPS5024275A (sv) |
| CH (1) | CH612963A5 (sv) |
| DK (1) | DK339374A (sv) |
| NL (1) | NL7408632A (sv) |
| SE (1) | SE410457B (sv) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4944825A (sv) * | 1972-09-05 | 1974-04-27 | ||
| JPS60204614A (ja) * | 1984-03-30 | 1985-10-16 | Nippon Sheet Glass Co Ltd | 高純度シリカゲルの製造方法 |
| EP0283540B1 (de) * | 1987-03-26 | 1991-09-18 | Helopharm W. Petrik GmbH & Co.KG. | Verfahren zur Herstellung von 5-Hydroxydiprafenon und seiner Salze mit Säuren |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3480634A (en) * | 1966-02-28 | 1969-11-25 | Hoffmann La Roche | 1,4-dihydro-3(2h)-isoquinolones and process for their preparation |
-
1973
- 1973-06-26 JP JP48072057A patent/JPS5024275A/ja active Pending
-
1974
- 1974-06-13 US US479256A patent/US3929834A/en not_active Expired - Lifetime
- 1974-06-19 SE SE7408129A patent/SE410457B/sv unknown
- 1974-06-25 DK DK339374A patent/DK339374A/da unknown
- 1974-06-25 CH CH871074A patent/CH612963A5/xx not_active IP Right Cessation
- 1974-06-26 NL NL7408632A patent/NL7408632A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| CH612963A5 (sv) | 1979-08-31 |
| SE7408129L (sv) | 1974-12-27 |
| JPS5024275A (sv) | 1975-03-15 |
| DK339374A (sv) | 1975-02-24 |
| US3929834A (en) | 1975-12-30 |
| NL7408632A (sv) | 1974-12-30 |
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