IT990334B - Procedimento per la produzione di cumarine e cumarine alchilate e prodotto relativo - Google Patents
Procedimento per la produzione di cumarine e cumarine alchilate e prodotto relativoInfo
- Publication number
- IT990334B IT990334B IT52194/73A IT5219473A IT990334B IT 990334 B IT990334 B IT 990334B IT 52194/73 A IT52194/73 A IT 52194/73A IT 5219473 A IT5219473 A IT 5219473A IT 990334 B IT990334 B IT 990334B
- Authority
- IT
- Italy
- Prior art keywords
- cumarins
- alcylate
- procedure
- production
- relative product
- 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
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/20—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 hydrogenated in the hetero ring
-
- 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
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
-
- 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
- C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
- C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyrane Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7211839,A NL180215C (nl) | 1972-08-31 | 1972-08-31 | Werkwijze ter bereiding van desgewenst gealkyleerd cumarine te zamen met het overeenkomstige dihydrocumarine. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT990334B true IT990334B (it) | 1975-06-20 |
Family
ID=19816821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT52194/73A IT990334B (it) | 1972-08-31 | 1973-08-27 | Procedimento per la produzione di cumarine e cumarine alchilate e prodotto relativo |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3891678A (it) |
| JP (1) | JPS613788B2 (it) |
| BE (1) | BE803959A (it) |
| CA (1) | CA1002958A (it) |
| CH (1) | CH578550A5 (it) |
| DE (1) | DE2343360C2 (it) |
| ES (1) | ES418332A1 (it) |
| FR (1) | FR2197869B1 (it) |
| GB (1) | GB1390307A (it) |
| IT (1) | IT990334B (it) |
| NL (1) | NL180215C (it) |
| SE (1) | SE399888B (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5260457A (en) * | 1991-07-31 | 1993-11-09 | Sumitomo Chemical Co., Ltd. | Process for producing coumarin and derivative thereof |
| IT1269984B (it) * | 1994-09-20 | 1997-04-16 | Caffaro Spa Ind Chim | Procedimento per la preparazione della cumarina e dei suoi derivati |
| EP0757989A1 (en) * | 1995-07-13 | 1997-02-12 | Sumitomo Chemical Company, Limited | A process for producing octahydrocoumarins and same as a product of such process |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3442910A (en) * | 1967-06-22 | 1969-05-06 | Eastman Kodak Co | Preparation of hydrocoumarin,coumarin and alkyl substituted derivatives |
| US3521187A (en) * | 1967-09-18 | 1970-07-21 | Eastman Kodak Co | Laser media containing coumarin dye solutions |
-
1972
- 1972-08-31 NL NLAANVRAGE7211839,A patent/NL180215C/xx not_active IP Right Cessation
-
1973
- 1973-08-23 BE BE134883A patent/BE803959A/xx not_active IP Right Cessation
- 1973-08-24 US US391516A patent/US3891678A/en not_active Expired - Lifetime
- 1973-08-24 CA CA179,601A patent/CA1002958A/en not_active Expired
- 1973-08-27 IT IT52194/73A patent/IT990334B/it active
- 1973-08-28 FR FR7331042A patent/FR2197869B1/fr not_active Expired
- 1973-08-28 DE DE2343360A patent/DE2343360C2/de not_active Expired
- 1973-08-28 CH CH1231073A patent/CH578550A5/xx not_active IP Right Cessation
- 1973-08-29 GB GB4058573A patent/GB1390307A/en not_active Expired
- 1973-08-30 ES ES418332A patent/ES418332A1/es not_active Expired
- 1973-08-31 SE SE7311926A patent/SE399888B/xx unknown
- 1973-08-31 JP JP48098166A patent/JPS613788B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4962473A (it) | 1974-06-17 |
| US3891678A (en) | 1975-06-24 |
| JPS613788B2 (it) | 1986-02-04 |
| NL180215B (nl) | 1986-08-18 |
| SE399888B (sv) | 1978-03-06 |
| BE803959A (fr) | 1974-02-25 |
| FR2197869A1 (it) | 1974-03-29 |
| GB1390307A (en) | 1975-04-09 |
| DE2343360C2 (de) | 1986-06-19 |
| NL180215C (nl) | 1987-01-16 |
| DE2343360A1 (de) | 1974-03-14 |
| ES418332A1 (es) | 1976-03-16 |
| CH578550A5 (it) | 1976-08-13 |
| NL7211839A (it) | 1974-03-04 |
| FR2197869B1 (it) | 1977-11-25 |
| CA1002958A (en) | 1977-01-04 |
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