CA990720A - Pyrazoline compounds as optical brighteners - Google Patents
Pyrazoline compounds as optical brightenersInfo
- Publication number
- CA990720A CA990720A CA139,795A CA139795A CA990720A CA 990720 A CA990720 A CA 990720A CA 139795 A CA139795 A CA 139795A CA 990720 A CA990720 A CA 990720A
- Authority
- CA
- Canada
- Prior art keywords
- optical brighteners
- pyrazoline compounds
- pyrazoline
- compounds
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/06—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH563371 | 1971-04-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA990720A true CA990720A (en) | 1976-06-08 |
Family
ID=4296872
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA139,795A Expired CA990720A (en) | 1971-04-19 | 1972-04-17 | Pyrazoline compounds as optical brighteners |
Country Status (6)
Country | Link |
---|---|
BR (1) | BR7202387D0 (en) |
CA (1) | CA990720A (en) |
DE (1) | DE2217284A1 (en) |
FR (1) | FR2135002A5 (en) |
GB (1) | GB1377247A (en) |
IT (1) | IT952688B (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6294558B1 (en) | 1999-05-31 | 2001-09-25 | Pfizer Inc. | Sulfonylbenzene compounds as anti-inflammatory/analgesic agents |
US6727238B2 (en) | 1998-06-11 | 2004-04-27 | Pfizer Inc. | Sulfonylbenzene compounds as anti-inflammatory/analgesic agents |
TNSN99111A1 (en) * | 1998-06-11 | 2005-11-10 | Pfizer | NOVEL SULFONYLBENZENE DERIVATIVES, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS CONTAINING THEM. |
AU2003218758A1 (en) * | 2002-03-14 | 2003-09-22 | Syngenta Participations Ag | Derivatives of 1-phenyl-3-phenylpyrazole as herbicides |
-
1972
- 1972-04-11 DE DE19722217284 patent/DE2217284A1/en active Pending
- 1972-04-14 GB GB1736372A patent/GB1377247A/en not_active Expired
- 1972-04-17 IT IT4967772A patent/IT952688B/en active
- 1972-04-17 CA CA139,795A patent/CA990720A/en not_active Expired
- 1972-04-19 FR FR7213806A patent/FR2135002A5/fr not_active Expired
- 1972-04-19 BR BR238772A patent/BR7202387D0/en unknown
Also Published As
Publication number | Publication date |
---|---|
DE2217284A1 (en) | 1972-11-02 |
FR2135002A5 (en) | 1972-12-08 |
IT952688B (en) | 1973-07-30 |
BR7202387D0 (en) | 1973-06-07 |
GB1377247A (en) | 1974-12-11 |
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