IT952425B - PROCEDURE FOR THE PRODUCTION OF PIRANTRONS - Google Patents
PROCEDURE FOR THE PRODUCTION OF PIRANTRONSInfo
- Publication number
- IT952425B IT952425B IT4928672A IT4928672A IT952425B IT 952425 B IT952425 B IT 952425B IT 4928672 A IT4928672 A IT 4928672A IT 4928672 A IT4928672 A IT 4928672A IT 952425 B IT952425 B IT 952425B
- Authority
- IT
- Italy
- Prior art keywords
- pirantrons
- procedure
- production
- 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
- C09B3/00—Dyes with an anthracene nucleus condensed with one or more carbocyclic rings
- C09B3/40—Pyranthrones
- C09B3/42—Preparation by synthesis of the nucleus
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712115093 DE2115093A1 (en) | 1971-03-29 | 1971-03-29 | Pyranthrone pigment mfr - from 2,2-dialkyl 1,1-dianthraquinonyls using cycloaliphatic amines as condensing agents |
DE19712115131 DE2115131C3 (en) | 1971-03-29 | 1971-03-29 | Process for making pyranthrones |
Publications (1)
Publication Number | Publication Date |
---|---|
IT952425B true IT952425B (en) | 1973-07-20 |
Family
ID=25760875
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT4928672A IT952425B (en) | 1971-03-29 | 1972-03-28 | PROCEDURE FOR THE PRODUCTION OF PIRANTRONS |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS573661B1 (en) |
BE (1) | BE781409A (en) |
CH (1) | CH552030A (en) |
FR (1) | FR2132082B1 (en) |
GB (1) | GB1375652A (en) |
IT (1) | IT952425B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2275531A1 (en) * | 1974-06-21 | 1976-01-16 | Ugine Kuhlmann | PROCESS FOR PREPARING TANK COLORANTS OF THE INDANTHRONE SERIES |
-
1972
- 1972-03-15 CH CH381672A patent/CH552030A/en not_active IP Right Cessation
- 1972-03-27 FR FR7210657A patent/FR2132082B1/fr not_active Expired
- 1972-03-27 JP JP2988272A patent/JPS573661B1/ja active Pending
- 1972-03-28 IT IT4928672A patent/IT952425B/en active
- 1972-03-28 GB GB1443872A patent/GB1375652A/en not_active Expired
- 1972-03-29 BE BE781409A patent/BE781409A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2132082A1 (en) | 1972-11-17 |
FR2132082B1 (en) | 1976-10-29 |
JPS573661B1 (en) | 1982-01-22 |
BE781409A (en) | 1972-09-29 |
CH552030A (en) | 1974-07-31 |
GB1375652A (en) | 1974-11-27 |
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