FR1412911A - Process for the preparation of bis- (o-carboxyarylamino) -2-5-benzoquinones-1-4 - Google Patents
Process for the preparation of bis- (o-carboxyarylamino) -2-5-benzoquinones-1-4Info
- Publication number
- FR1412911A FR1412911A FR993344A FR993344A FR1412911A FR 1412911 A FR1412911 A FR 1412911A FR 993344 A FR993344 A FR 993344A FR 993344 A FR993344 A FR 993344A FR 1412911 A FR1412911 A FR 1412911A
- Authority
- FR
- France
- Prior art keywords
- carboxyarylamino
- benzoquinones
- bis
- preparation
- 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
- 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
- C09B48/00—Quinacridones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR993344A FR1412911A (en) | 1963-11-07 | 1964-10-30 | Process for the preparation of bis- (o-carboxyarylamino) -2-5-benzoquinones-1-4 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEB74170A DE1254269B (en) | 1963-11-07 | 1963-11-07 | Process for the preparation of linear trans quinocridone quinones |
FR993344A FR1412911A (en) | 1963-11-07 | 1964-10-30 | Process for the preparation of bis- (o-carboxyarylamino) -2-5-benzoquinones-1-4 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1412911A true FR1412911A (en) | 1965-10-01 |
Family
ID=25966842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR993344A Expired FR1412911A (en) | 1963-11-07 | 1964-10-30 | Process for the preparation of bis- (o-carboxyarylamino) -2-5-benzoquinones-1-4 |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1412911A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0806456A2 (en) * | 1996-05-10 | 1997-11-12 | Ciba SC Holding AG | Oxidation process for preparing quinacridone pigments |
EP0829523A2 (en) * | 1996-08-16 | 1998-03-18 | Ciba SC Holding AG | Oxidation process for preparing quinacridone pigments |
-
1964
- 1964-10-30 FR FR993344A patent/FR1412911A/en not_active Expired
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0806456A2 (en) * | 1996-05-10 | 1997-11-12 | Ciba SC Holding AG | Oxidation process for preparing quinacridone pigments |
EP0806456A3 (en) * | 1996-05-10 | 1998-07-15 | Ciba SC Holding AG | Oxidation process for preparing quinacridone pigments |
US5856488A (en) * | 1996-05-10 | 1999-01-05 | Ciba Specialty Chemicals Corporation | Oxidation process for preparing quinacridone pigments |
EP0829523A2 (en) * | 1996-08-16 | 1998-03-18 | Ciba SC Holding AG | Oxidation process for preparing quinacridone pigments |
EP0829523A3 (en) * | 1996-08-16 | 1998-07-15 | Ciba SC Holding AG | Oxidation process for preparing quinacridone pigments |
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