IE45244B1 - Dibenzopyrans - Google Patents
DibenzopyransInfo
- Publication number
- IE45244B1 IE45244B1 IE1386/77A IE138677A IE45244B1 IE 45244 B1 IE45244 B1 IE 45244B1 IE 1386/77 A IE1386/77 A IE 1386/77A IE 138677 A IE138677 A IE 138677A IE 45244 B1 IE45244 B1 IE 45244B1
- Authority
- IE
- Ireland
- Prior art keywords
- temperature
- catalyst
- stannic chloride
- hydroxy
- cis
- 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
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Pyrane Compounds (AREA)
- Saccharide Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US70280676A | 1976-07-06 | 1976-07-06 | |
| US70280976A | 1976-07-06 | 1976-07-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE45244L IE45244L (en) | 1978-01-06 |
| IE45244B1 true IE45244B1 (en) | 1982-07-14 |
Family
ID=27107024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE1386/77A IE45244B1 (en) | 1976-07-06 | 1977-07-05 | Dibenzopyrans |
Country Status (22)
| Country | Link |
|---|---|
| JP (1) | JPS5943466B2 (xx) |
| AR (1) | AR213440A1 (xx) |
| AT (1) | AT351531B (xx) |
| AU (1) | AU511627B2 (xx) |
| BG (1) | BG28063A3 (xx) |
| CH (1) | CH633786A5 (xx) |
| CS (1) | CS193580B2 (xx) |
| DD (1) | DD131469A5 (xx) |
| DE (1) | DE2729817C2 (xx) |
| DK (1) | DK145100C (xx) |
| FR (1) | FR2357555A1 (xx) |
| GB (1) | GB1582564A (xx) |
| GR (1) | GR66415B (xx) |
| HU (1) | HU176954B (xx) |
| IE (1) | IE45244B1 (xx) |
| IL (1) | IL52425A (xx) |
| NL (1) | NL7707464A (xx) |
| NZ (1) | NZ184528A (xx) |
| PL (1) | PL108319B1 (xx) |
| SE (1) | SE428018B (xx) |
| SU (1) | SU772483A3 (xx) |
| YU (1) | YU163477A (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4171315A (en) * | 1978-03-31 | 1979-10-16 | Eli Lilly And Company | Preparation of cis-hexahydrodibenzopyranones |
| US4395560A (en) * | 1982-05-24 | 1983-07-26 | Eli Lilly And Company | Preparation of 6a,10a-trans-hexahydrodibenzopyranones |
| CA2638940C (en) | 2008-08-28 | 2009-09-15 | Dalton Chemical Laboratories Inc. | Improved synthesis of hexahydrodibenzopyranones |
-
1977
- 1977-06-29 GB GB27112/77A patent/GB1582564A/en not_active Expired
- 1977-06-30 IL IL52425A patent/IL52425A/xx unknown
- 1977-06-30 SE SE7707631A patent/SE428018B/xx not_active IP Right Cessation
- 1977-06-30 NZ NZ184528A patent/NZ184528A/xx unknown
- 1977-07-01 BG BG036780A patent/BG28063A3/xx unknown
- 1977-07-01 DE DE2729817A patent/DE2729817C2/de not_active Expired
- 1977-07-01 AU AU26682/77A patent/AU511627B2/en not_active Expired
- 1977-07-01 YU YU01634/77A patent/YU163477A/xx unknown
- 1977-07-04 PL PL1977199361A patent/PL108319B1/pl unknown
- 1977-07-04 SU SU772499310A patent/SU772483A3/ru active
- 1977-07-04 AR AR268308A patent/AR213440A1/es active
- 1977-07-04 JP JP52081486A patent/JPS5943466B2/ja not_active Expired
- 1977-07-04 CH CH819177A patent/CH633786A5/de not_active IP Right Cessation
- 1977-07-05 DK DK301377A patent/DK145100C/da not_active IP Right Cessation
- 1977-07-05 IE IE1386/77A patent/IE45244B1/en unknown
- 1977-07-05 HU HU77EI753A patent/HU176954B/hu unknown
- 1977-07-05 NL NL7707464A patent/NL7707464A/xx not_active Application Discontinuation
- 1977-07-05 FR FR7720642A patent/FR2357555A1/fr active Granted
- 1977-07-05 DD DD7700199897A patent/DD131469A5/xx unknown
- 1977-07-05 GR GR53877A patent/GR66415B/el unknown
- 1977-07-06 AT AT483477A patent/AT351531B/de not_active IP Right Cessation
- 1977-07-06 CS CS774516A patent/CS193580B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL108319B1 (en) | 1980-04-30 |
| DK145100C (da) | 1983-01-31 |
| CH633786A5 (en) | 1982-12-31 |
| NL7707464A (nl) | 1978-01-10 |
| DE2729817C2 (de) | 1982-05-27 |
| ATA483477A (de) | 1979-01-15 |
| SE428018B (sv) | 1983-05-30 |
| NZ184528A (en) | 1978-09-20 |
| AU2668277A (en) | 1979-01-04 |
| DE2729817A1 (de) | 1978-01-12 |
| SE7707631L (sv) | 1978-01-07 |
| GR66415B (xx) | 1981-03-20 |
| GB1582564A (en) | 1981-01-14 |
| AR213440A1 (es) | 1979-01-31 |
| FR2357555B1 (xx) | 1980-02-01 |
| BG28063A3 (en) | 1980-02-25 |
| FR2357555A1 (fr) | 1978-02-03 |
| AU511627B2 (en) | 1980-08-28 |
| JPS537678A (en) | 1978-01-24 |
| IL52425A0 (en) | 1977-08-31 |
| CS193580B2 (en) | 1979-10-31 |
| DK145100B (da) | 1982-08-30 |
| SU772483A3 (ru) | 1980-10-15 |
| IL52425A (en) | 1980-09-16 |
| YU163477A (en) | 1982-06-30 |
| PL199361A1 (pl) | 1978-04-10 |
| JPS5943466B2 (ja) | 1984-10-22 |
| DK301377A (da) | 1978-01-07 |
| DD131469A5 (de) | 1978-06-28 |
| IE45244L (en) | 1978-01-06 |
| HU176954B (hu) | 1981-06-28 |
| AT351531B (de) | 1979-07-25 |
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