BR7200668D0 - PROCESS FOR THE PREPARATION OF BENZOFURANO DERIVATIVES - Google Patents
PROCESS FOR THE PREPARATION OF BENZOFURANO DERIVATIVESInfo
- Publication number
- BR7200668D0 BR7200668D0 BR000668/72A BR66872A BR7200668D0 BR 7200668 D0 BR7200668 D0 BR 7200668D0 BR 000668/72 A BR000668/72 A BR 000668/72A BR 66872 A BR66872 A BR 66872A BR 7200668 D0 BR7200668 D0 BR 7200668D0
- Authority
- BR
- Brazil
- Prior art keywords
- benzofurano
- derivatives
- preparation
- benzofurano derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
- C07D307/80—Radicals substituted by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/79—Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
- C07D307/81—Radicals substituted by nitrogen atoms not forming part of a nitro radical
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/92—Naphthofurans; Hydrogenated naphthofurans
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/93—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems condensed with a ring other than six-membered
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/60—Optical bleaching or brightening
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Detergent Compositions (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712105305 DE2105305C3 (en) | 1971-02-05 | Benzofuran derivatives, processes for their preparation and their use as optical brighteners |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7200668D0 true BR7200668D0 (en) | 1973-07-17 |
Family
ID=5797823
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR000668/72A BR7200668D0 (en) | 1971-02-05 | 1972-02-04 | PROCESS FOR THE PREPARATION OF BENZOFURANO DERIVATIVES |
Country Status (17)
| Country | Link |
|---|---|
| JP (1) | JPS5012456B1 (en) |
| AR (1) | AR193060A1 (en) |
| AT (1) | AT327854B (en) |
| AU (1) | AU464864B2 (en) |
| BE (1) | BE779039A (en) |
| BR (1) | BR7200668D0 (en) |
| CA (1) | CA981255A (en) |
| CH (3) | CH568433B5 (en) |
| DD (1) | DD101444A5 (en) |
| ES (1) | ES399375A1 (en) |
| FR (1) | FR2124529B1 (en) |
| GB (1) | GB1386614A (en) |
| IT (1) | IT948064B (en) |
| NL (1) | NL7201238A (en) |
| SE (1) | SE382214B (en) |
| SU (1) | SU473370A3 (en) |
| YU (1) | YU35133B (en) |
-
1972
- 1972-01-27 DD DD160534A patent/DD101444A5/xx unknown
- 1972-01-31 NL NL7201238A patent/NL7201238A/xx not_active Application Discontinuation
- 1972-02-01 ES ES399375A patent/ES399375A1/en not_active Expired
- 1972-02-03 AR AR240364A patent/AR193060A1/en active
- 1972-02-03 AT AT86972*#A patent/AT327854B/en not_active IP Right Cessation
- 1972-02-03 CH CH158672A patent/CH568433B5/xx not_active IP Right Cessation
- 1972-02-03 IT IT20192/72A patent/IT948064B/en active
- 1972-02-03 CH CH158672D patent/CH158672A4/xx unknown
- 1972-02-03 YU YU260/72A patent/YU35133B/en unknown
- 1972-02-03 CH CH741474A patent/CH569826A5/xx not_active IP Right Cessation
- 1972-02-04 BR BR000668/72A patent/BR7200668D0/en unknown
- 1972-02-04 SE SE7201294A patent/SE382214B/en unknown
- 1972-02-04 AU AU38666/72A patent/AU464864B2/en not_active Expired
- 1972-02-04 SU SU1745401A patent/SU473370A3/en active
- 1972-02-04 CA CA133,944A patent/CA981255A/en not_active Expired
- 1972-02-04 JP JP47012317A patent/JPS5012456B1/ja active Pending
- 1972-02-07 GB GB567072A patent/GB1386614A/en not_active Expired
- 1972-02-07 FR FR7203970A patent/FR2124529B1/fr not_active Expired
- 1972-02-07 BE BE779039A patent/BE779039A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH568433B5 (en) | 1975-10-31 |
| BE779039A (en) | 1972-08-07 |
| FR2124529A1 (en) | 1972-09-22 |
| DD101444A5 (en) | 1973-11-05 |
| YU26072A (en) | 1980-03-15 |
| ATA86972A (en) | 1975-05-15 |
| GB1386614A (en) | 1975-03-12 |
| IT948064B (en) | 1973-05-30 |
| SU473370A3 (en) | 1975-06-05 |
| AT327854B (en) | 1976-02-25 |
| JPS5012456B1 (en) | 1975-05-12 |
| AU3866672A (en) | 1973-08-09 |
| YU35133B (en) | 1980-09-25 |
| FR2124529B1 (en) | 1977-07-15 |
| DE2105305A1 (en) | 1972-09-28 |
| SE382214B (en) | 1976-01-19 |
| CA981255A (en) | 1976-01-06 |
| DE2105305B2 (en) | 1976-05-06 |
| CH158672A4 (en) | 1974-08-30 |
| ES399375A1 (en) | 1975-06-01 |
| NL7201238A (en) | 1972-08-08 |
| AU464864B2 (en) | 1975-08-22 |
| AR193060A1 (en) | 1973-03-30 |
| CH569826A5 (en) | 1975-11-28 |
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