DK109332C - Fremgangsmåde til rensning af bipyridyler. - Google Patents
Fremgangsmåde til rensning af bipyridyler.Info
- Publication number
- DK109332C DK109332C DK68464AA DK68464A DK109332C DK 109332 C DK109332 C DK 109332C DK 68464A A DK68464A A DK 68464AA DK 68464 A DK68464 A DK 68464A DK 109332 C DK109332 C DK 109332C
- Authority
- DK
- Denmark
- Prior art keywords
- bipyridyls
- purification
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/06—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
- C07D213/22—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom containing only hydrogen and carbon atoms in addition to the ring nitrogen atom containing two or more pyridine rings directly linked together, e.g. bipyridyl
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5900/63A GB1043356A (en) | 1963-02-13 | 1963-02-13 | Purification of bipyridyls |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK109332C true DK109332C (da) | 1968-04-16 |
Family
ID=9804734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK68464AA DK109332C (da) | 1963-02-13 | 1964-02-12 | Fremgangsmåde til rensning af bipyridyler. |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3296273A (da) |
| AT (1) | AT244967B (da) |
| BE (1) | BE643687A (da) |
| CH (1) | CH438300A (da) |
| DE (1) | DE1225181B (da) |
| DK (1) | DK109332C (da) |
| ES (1) | ES296355A1 (da) |
| GB (1) | GB1043356A (da) |
| NL (1) | NL6401239A (da) |
| SE (1) | SE331840B (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105218432A (zh) * | 2015-09-15 | 2016-01-06 | 南京化学试剂股份有限公司 | 一种4,4′-联吡啶的提纯方法 |
-
1963
- 1963-02-13 GB GB5900/63A patent/GB1043356A/en not_active Expired
-
1964
- 1964-02-06 US US343126A patent/US3296273A/en not_active Expired - Lifetime
- 1964-02-07 DE DEJ25241A patent/DE1225181B/de active Pending
- 1964-02-12 ES ES0296355A patent/ES296355A1/es not_active Expired
- 1964-02-12 BE BE643687A patent/BE643687A/xx unknown
- 1964-02-12 CH CH167064A patent/CH438300A/de unknown
- 1964-02-12 AT AT117164A patent/AT244967B/de active
- 1964-02-12 DK DK68464AA patent/DK109332C/da active
- 1964-02-12 SE SE01701/64A patent/SE331840B/xx unknown
- 1964-02-13 NL NL6401239A patent/NL6401239A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| AT244967B (de) | 1966-02-10 |
| US3296273A (en) | 1967-01-03 |
| DE1225181B (de) | 1966-09-22 |
| ES296355A1 (es) | 1964-05-01 |
| BE643687A (da) | 1964-08-12 |
| NL6401239A (da) | 1964-08-14 |
| GB1043356A (en) | 1966-09-21 |
| SE331840B (da) | 1971-01-18 |
| CH438300A (de) | 1967-06-30 |
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