CA992539A - Indazole derivatives as optical brighteners - Google Patents
Indazole derivatives as optical brightenersInfo
- Publication number
- CA992539A CA992539A CA139,482A CA139482A CA992539A CA 992539 A CA992539 A CA 992539A CA 139482 A CA139482 A CA 139482A CA 992539 A CA992539 A CA 992539A
- Authority
- CA
- Canada
- Prior art keywords
- optical brighteners
- indazole derivatives
- indazole
- derivatives
- brighteners
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 125000003453 indazolyl group Chemical class N1N=C(C2=C1C=CC=C2)* 0.000 title 1
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/54—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings condensed with carbocyclic rings or ring systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Detergent Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH563271A CH544180A (de) | 1971-04-19 | 1971-04-19 | Verwendung von neuen Indazolderivaten zum optischen Aufhellen von textilen organischen Materialien |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA992539A true CA992539A (en) | 1976-07-06 |
Family
ID=4296853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA139,482A Expired CA992539A (en) | 1971-04-19 | 1972-04-12 | Indazole derivatives as optical brighteners |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3828069A (enExample) |
| BR (1) | BR7202352D0 (enExample) |
| CA (1) | CA992539A (enExample) |
| CH (1) | CH544180A (enExample) |
| DE (1) | DE2217259A1 (enExample) |
| FR (1) | FR2134995A5 (enExample) |
| GB (1) | GB1364351A (enExample) |
| IT (1) | IT952687B (enExample) |
| SU (1) | SU403197A3 (enExample) |
-
1971
- 1971-04-19 CH CH563271A patent/CH544180A/de unknown
-
1972
- 1972-04-05 US US00241385A patent/US3828069A/en not_active Expired - Lifetime
- 1972-04-06 GB GB1599572A patent/GB1364351A/en not_active Expired
- 1972-04-11 DE DE19722217259 patent/DE2217259A1/de active Pending
- 1972-04-12 CA CA139,482A patent/CA992539A/en not_active Expired
- 1972-04-17 IT IT49676/72A patent/IT952687B/it active
- 1972-04-17 SU SU1774453A patent/SU403197A3/ru active
- 1972-04-17 FR FR7213487A patent/FR2134995A5/fr not_active Expired
- 1972-04-19 BR BR2352/72A patent/BR7202352D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| US3828069A (en) | 1974-08-06 |
| FR2134995A5 (enExample) | 1972-12-08 |
| DE2217259A1 (de) | 1972-11-02 |
| BR7202352D0 (pt) | 1973-06-07 |
| CH544180A (de) | 1973-04-30 |
| SU403197A3 (enExample) | 1973-10-19 |
| IT952687B (it) | 1973-07-30 |
| GB1364351A (en) | 1974-08-21 |
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