BE573902A - - Google Patents
Info
- Publication number
- BE573902A BE573902A BE573902DA BE573902A BE 573902 A BE573902 A BE 573902A BE 573902D A BE573902D A BE 573902DA BE 573902 A BE573902 A BE 573902A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C50/00—Quinones
- C07C50/16—Quinones the quinoid structure being part of a condensed ring system containing three rings
- C07C50/18—Anthraquinones, i.e. C14H8O2
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 |
|---|---|---|---|
| US702896A US2938913A (en) | 1957-12-16 | 1957-12-16 | Process for anthraquinones from naphthalene via naphthoquinone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE573902A true BE573902A (US06534493-20030318-C00166.png) |
Family
ID=24823049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE573902D BE573902A (US06534493-20030318-C00166.png) | 1957-12-16 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2938913A (US06534493-20030318-C00166.png) |
| BE (1) | BE573902A (US06534493-20030318-C00166.png) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH456560A (de) * | 1963-12-09 | 1968-07-31 | Ciba Geigy | Verfahren zur Abtrennung von Naphthochinon |
| US3514458A (en) * | 1967-06-01 | 1970-05-26 | Standard Oil Co | Substitution of benzo- and phenyl-groups on benzene and nuclear substituted benzene,thiophene,furan,quinoline,pyridine and lower alkyl nuclear substituted pyridines by pyrolysis thereof with phthalic anhydride |
| DE2245555C2 (de) * | 1972-09-16 | 1982-06-09 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Anthrachinon |
| DE2437220C3 (de) * | 1974-08-02 | 1979-06-13 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Anthrachinon |
| DE2634605C3 (de) * | 1976-07-31 | 1980-09-25 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung von Anthrachinon |
| DE2655103C3 (de) * | 1976-12-04 | 1980-02-14 | Bayer Ag, 5090 Leverkusen | Verfahren zur Gewinnung von gereinigtem Anthrachinon |
| US4176125A (en) * | 1977-11-17 | 1979-11-27 | Kawasaki Kasei Chemicals Ltd. | Process for producing 1,4-dihydroanthraquinone |
| US4400324A (en) * | 1981-07-31 | 1983-08-23 | National Distillers And Chemical Corporation | Process for preparing anthraquinone |
| GB2190080B (en) * | 1986-05-02 | 1990-03-21 | Koppers Co Inc | Anthraquinones |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1890040A (en) * | 1928-05-07 | 1932-12-06 | Gen Aniline Works Inc | Production of anthraquinone and derivatives thereof |
| US2402226A (en) * | 1943-10-16 | 1946-06-18 | Velsicol Corp | Method for the production of alpha-naphthoquinones |
| US2652408A (en) * | 1951-07-14 | 1953-09-15 | American Cyanamid Co | Preparation of anthraquinone compounds |
| US2783251A (en) * | 1953-11-03 | 1957-02-26 | American Cyanamid Co | Recovery of naphthoquinone from crude product containing phthalic anhydride and naphthalene |
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0
- BE BE573902D patent/BE573902A/xx unknown
-
1957
- 1957-12-16 US US702896A patent/US2938913A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2938913A (en) | 1960-05-31 |
