BE810844A - Derives du benzofuranne utilisables comme azurants optiques - Google Patents
Derives du benzofuranne utilisables comme azurants optiquesInfo
- Publication number
- BE810844A BE810844A BE140751A BE140751A BE810844A BE 810844 A BE810844 A BE 810844A BE 140751 A BE140751 A BE 140751A BE 140751 A BE140751 A BE 140751A BE 810844 A BE810844 A BE 810844A
- Authority
- BE
- Belgium
- Prior art keywords
- optical brighteners
- derivatives used
- benzofurane derivatives
- benzofurane
- brighteners
- Prior art date
Links
- IANQTJSKSUMEQM-UHFFFAOYSA-N 1-benzofuran Chemical class C1=CC=C2OC=CC2=C1 IANQTJSKSUMEQM-UHFFFAOYSA-N 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
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
- C07D413/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
- C07D413/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings
-
- 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
- C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
- C07D307/84—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D307/85—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 2
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Furan Compounds (AREA)
- Detergent Compositions (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH188173A CH593379B5 (xx) | 1973-02-09 | 1973-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE810844A true BE810844A (fr) | 1974-08-12 |
Family
ID=4220761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE140751A BE810844A (fr) | 1973-02-09 | 1974-02-11 | Derives du benzofuranne utilisables comme azurants optiques |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS49112928A (xx) |
| AT (1) | AT332869B (xx) |
| BE (1) | BE810844A (xx) |
| BR (1) | BR7400946D0 (xx) |
| CA (1) | CA1026342A (xx) |
| CH (2) | CH188173A4 (xx) |
| DE (1) | DE2405063A1 (xx) |
| ES (1) | ES422902A1 (xx) |
| FR (1) | FR2217338B1 (xx) |
| GB (1) | GB1456267A (xx) |
| IN (1) | IN140448B (xx) |
| IT (1) | IT1007261B (xx) |
| NL (1) | NL7401502A (xx) |
| SE (1) | SE386899B (xx) |
| SU (1) | SU577993A3 (xx) |
-
1973
- 1973-02-09 CH CH188173D patent/CH188173A4/xx unknown
- 1973-02-09 CH CH188173A patent/CH593379B5/xx not_active IP Right Cessation
-
1974
- 1974-02-02 DE DE19742405063 patent/DE2405063A1/de not_active Withdrawn
- 1974-02-04 NL NL7401502A patent/NL7401502A/xx not_active Application Discontinuation
- 1974-02-04 ES ES422902A patent/ES422902A1/es not_active Expired
- 1974-02-06 IT IT20238/74A patent/IT1007261B/it active
- 1974-02-06 SE SE7401569A patent/SE386899B/xx unknown
- 1974-02-07 AT AT96074*#A patent/AT332869B/de not_active IP Right Cessation
- 1974-02-08 JP JP49015581A patent/JPS49112928A/ja active Pending
- 1974-02-08 BR BR946/74A patent/BR7400946D0/pt unknown
- 1974-02-11 BE BE140751A patent/BE810844A/xx unknown
- 1974-02-11 GB GB613674A patent/GB1456267A/en not_active Expired
- 1974-02-11 FR FR7404454A patent/FR2217338B1/fr not_active Expired
- 1974-02-11 CA CA192,191A patent/CA1026342A/en not_active Expired
- 1974-02-12 IN IN290/CAL/1974A patent/IN140448B/en unknown
-
1975
- 1975-10-10 SU SU7502179003A patent/SU577993A3/ru active
Also Published As
| Publication number | Publication date |
|---|---|
| ES422902A1 (es) | 1976-09-16 |
| AU6530974A (en) | 1975-08-07 |
| CA1026342A (en) | 1978-02-14 |
| GB1456267A (en) | 1976-11-24 |
| ATA96074A (de) | 1976-02-15 |
| IN140448B (xx) | 1976-11-13 |
| SU577993A3 (ru) | 1977-10-25 |
| IT1007261B (it) | 1976-10-30 |
| BR7400946D0 (pt) | 1974-11-05 |
| DE2405063A1 (de) | 1974-08-15 |
| SE386899B (sv) | 1976-08-23 |
| FR2217338B1 (xx) | 1977-06-10 |
| NL7401502A (xx) | 1974-08-13 |
| CH593379B5 (xx) | 1977-11-30 |
| AT332869B (de) | 1976-10-25 |
| CH188173A4 (xx) | 1977-03-31 |
| FR2217338A1 (xx) | 1974-09-06 |
| JPS49112928A (xx) | 1974-10-28 |
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