CH388969A - Verfahren zur Herstellung von 4,4'-Methenyl-bis-(pyrazolonen-(5)) - Google Patents
Verfahren zur Herstellung von 4,4'-Methenyl-bis-(pyrazolonen-(5))Info
- Publication number
- CH388969A CH388969A CH1377960A CH1377960A CH388969A CH 388969 A CH388969 A CH 388969A CH 1377960 A CH1377960 A CH 1377960A CH 1377960 A CH1377960 A CH 1377960A CH 388969 A CH388969 A CH 388969A
- Authority
- CH
- Switzerland
- Prior art keywords
- pyrazolonen
- methenyl
- bis
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
-
- 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
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
- C07D231/18—One oxygen or sulfur atom
- C07D231/20—One oxygen atom attached in position 3 or 5
-
- 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
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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 ring carbon atoms
- C07D231/18—One oxygen or sulfur atom
- C07D231/20—One oxygen atom attached in position 3 or 5
- C07D231/22—One oxygen atom attached in position 3 or 5 with aryl radicals attached to ring nitrogen atoms
- C07D231/26—1-Phenyl-3-methyl-5- pyrazolones, unsubstituted or substituted on the phenyl ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB56148A DE1174787B (de) | 1960-01-07 | 1960-01-07 | Verfahren zur Herstellung von 4, 4'-Methenyl-bis-[pyrazolonen-(5)] |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH388969A true CH388969A (de) | 1965-03-15 |
Family
ID=6971231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1377960A CH388969A (de) | 1960-01-07 | 1960-12-09 | Verfahren zur Herstellung von 4,4'-Methenyl-bis-(pyrazolonen-(5)) |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE598870A (ro) |
| CH (1) | CH388969A (ro) |
| DE (1) | DE1174787B (ro) |
| GB (1) | GB912796A (ro) |
| IT (1) | IT649704A (ro) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3531479A (en) * | 1968-09-03 | 1970-09-29 | Eastman Kodak Co | Light stable colorants and ultraviolet inhibitors for plastics |
| JP2739352B2 (ja) * | 1989-09-22 | 1998-04-15 | 住化ファインケム株式会社 | メチン系化合物及びその用途 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE900577C (de) * | 1951-10-07 | 1953-12-28 | Boehringer & Soehne Gmbh | Verfahren zur Herstellung von 1-Phenyl-2,3-dialkyl-4-formyl-5-pyrazolonen |
| US2840443A (en) * | 1954-08-05 | 1958-06-24 | Gen Aniline & Film Corp | Use of methylidyne bis pyrazolones for dyeing |
-
0
- IT IT649704D patent/IT649704A/it unknown
-
1960
- 1960-01-07 DE DEB56148A patent/DE1174787B/de active Pending
- 1960-12-09 CH CH1377960A patent/CH388969A/de unknown
-
1961
- 1961-01-05 GB GB47761A patent/GB912796A/en not_active Expired
- 1961-01-06 BE BE598870A patent/BE598870A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE598870A (fr) | 1961-07-06 |
| GB912796A (en) | 1962-12-12 |
| DE1174787B (de) | 1964-07-30 |
| IT649704A (ro) |
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