DD108274A5 - - Google Patents
Info
- Publication number
- DD108274A5 DD108274A5 DD173851A DD17385173A DD108274A5 DD 108274 A5 DD108274 A5 DD 108274A5 DD 173851 A DD173851 A DD 173851A DD 17385173 A DD17385173 A DD 17385173A DD 108274 A5 DD108274 A5 DD 108274A5
- Authority
- DD
- German Democratic Republic
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
- C07C205/45—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by at least one doubly—bound oxygen atom, not being part of a —CHO group
- C07C205/46—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by at least one doubly—bound oxygen atom, not being part of a —CHO group the carbon skeleton containing carbon atoms of quinone rings
- C07C205/47—Anthraquinones containing nitro groups
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 |
|---|---|---|---|
| DE19722248990 DE2248990A1 (de) | 1972-10-06 | 1972-10-06 | Verfahren zur herstellung von l-nitroanthrachinon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD108274A5 true DD108274A5 (US08124317-20120228-C00026.png) | 1974-09-12 |
Family
ID=5858301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD173851A DD108274A5 (US08124317-20120228-C00026.png) | 1972-10-06 | 1973-10-03 |
Country Status (9)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2552560A1 (de) * | 1974-12-05 | 1976-06-10 | Sandoz Ag | Verfahren zum reinigen von l-nitroanthrachinon |
| JPS53103460A (en) * | 1977-02-22 | 1978-09-08 | Mitsui Toatsu Chem Inc | Preparation of purified alpha-nitro-beta-chloroanthraquinone |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2302729A (en) * | 1941-04-05 | 1942-11-24 | Du Pont | Process of purifying 1-nitroanthraquinone |
| CH529094A (de) * | 1970-08-24 | 1972-10-15 | Sandoz Ag | Trennverfahren |
| CH554308A (de) * | 1971-02-16 | 1974-09-30 | Sandoz Ag | Verfahren zur herstellung von dinitroanthrachinon-freiem 1-nitroanthrachinon. |
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1972
- 1972-10-06 DE DE19722248990 patent/DE2248990A1/de active Pending
-
1973
- 1973-10-03 NL NL7313601A patent/NL7313601A/xx unknown
- 1973-10-03 DD DD173851A patent/DD108274A5/xx unknown
- 1973-10-04 BE BE136326A patent/BE805645A/xx unknown
- 1973-10-04 IT IT29740/73A patent/IT998710B/it active
- 1973-10-04 JP JP48111044A patent/JPS4970954A/ja active Pending
- 1973-10-05 BR BR7771/73A patent/BR7307771D0/pt unknown
- 1973-10-05 US US05/403,765 patent/US3931251A/en not_active Expired - Lifetime
- 1973-10-05 FR FR7335671A patent/FR2202076B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3931251A (en) | 1976-01-06 |
| FR2202076B3 (US08124317-20120228-C00026.png) | 1976-08-27 |
| BE805645A (fr) | 1974-04-04 |
| IT998710B (it) | 1976-02-20 |
| FR2202076A1 (US08124317-20120228-C00026.png) | 1974-05-03 |
| JPS4970954A (US08124317-20120228-C00026.png) | 1974-07-09 |
| NL7313601A (US08124317-20120228-C00026.png) | 1974-04-09 |
| DE2248990A1 (de) | 1974-04-11 |
| BR7307771D0 (pt) | 1974-08-29 |
