DK122324B - Fremgangsmåde til fremstilling af 4,4'-dihydroxy-diphenyl-(2-pyridyl)-methan. - Google Patents
Fremgangsmåde til fremstilling af 4,4'-dihydroxy-diphenyl-(2-pyridyl)-methan.Info
- Publication number
- DK122324B DK122324B DK326267A DK326267A DK122324B DK 122324 B DK122324 B DK 122324B DK 326267 A DK326267 A DK 326267A DK 326267 A DK326267 A DK 326267A DK 122324 B DK122324 B DK 122324B
- Authority
- DK
- Denmark
- Prior art keywords
- dihydroxy
- pyridyl
- diphenyl
- methane
- preparation
- 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
- C07D213/24—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 with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/28—Radicals substituted by singly-bound oxygen or sulphur atoms
- C07D213/30—Oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Residential Or Office Buildings (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1793766A CH482671A (it) | 1966-12-14 | 1966-12-14 | Procedimento di preparazione del 4,4'-diossi-difenil-(2-piridil)-metano |
| CH1793666A CH513167A (it) | 1966-12-14 | 1966-12-14 | Procedimento di preparazione di sali de 4,4'-disolfossi-difenil-(2-piridil)-metano |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK122324B true DK122324B (da) | 1972-02-21 |
Family
ID=25720285
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK326267A DK122324B (da) | 1966-12-14 | 1967-06-23 | Fremgangsmåde til fremstilling af 4,4'-dihydroxy-diphenyl-(2-pyridyl)-methan. |
| DK663669A DK123480B (da) | 1966-12-14 | 1969-12-16 | Fremgangsmåde til fremstilling af alkalimetalsalte af svovlsyremonoestere af 4,4'-dihydroxy-diphenyl-(2-pyridyl)-methan. |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK663669A DK123480B (da) | 1966-12-14 | 1969-12-16 | Fremgangsmåde til fremstilling af alkalimetalsalte af svovlsyremonoestere af 4,4'-dihydroxy-diphenyl-(2-pyridyl)-methan. |
Country Status (11)
| Country | Link |
|---|---|
| BE (1) | BE698916A (da) |
| BR (1) | BR6789010D0 (da) |
| CH (2) | CH482671A (da) |
| DK (2) | DK122324B (da) |
| ES (1) | ES341506A1 (da) |
| FI (1) | FI48187C (da) |
| FR (1) | FR1605494A (da) |
| GR (1) | GR32929B (da) |
| NL (1) | NL6710643A (da) |
| NO (2) | NO125676B (da) |
| SE (1) | SE327702B (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE788613A (fr) * | 1971-09-17 | 1973-01-02 | Prodotti Antibiotici Spa | 4,4'-disulfoxydiphenyl-(2-pyridyl)methanes |
-
1966
- 1966-12-14 CH CH1793766A patent/CH482671A/it not_active IP Right Cessation
- 1966-12-14 CH CH1793666A patent/CH513167A/it not_active IP Right Cessation
-
1967
- 1967-04-28 BR BR18901067A patent/BR6789010D0/pt unknown
- 1967-05-15 GR GR670132929A patent/GR32929B/el unknown
- 1967-05-23 FR FR107377A patent/FR1605494A/fr not_active Expired
- 1967-05-24 BE BE698916D patent/BE698916A/xx not_active IP Right Cessation
- 1967-06-07 ES ES341506A patent/ES341506A1/es not_active Expired
- 1967-06-23 DK DK326267A patent/DK122324B/da not_active IP Right Cessation
- 1967-06-28 SE SE940667A patent/SE327702B/xx unknown
- 1967-08-01 NL NL6710643A patent/NL6710643A/xx unknown
- 1967-08-29 NO NO16954067A patent/NO125676B/no unknown
- 1967-08-31 FI FI235167A patent/FI48187C/fi active
-
1969
- 1969-12-16 DK DK663669A patent/DK123480B/da unknown
-
1971
- 1971-12-14 NO NO459771A patent/NO126574B/no unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO126574B (da) | 1973-02-26 |
| FI48187B (da) | 1974-04-01 |
| SE327702B (da) | 1970-08-31 |
| GR32929B (el) | 1967-05-15 |
| CH482671A (it) | 1969-12-15 |
| DK123480B (da) | 1972-06-26 |
| CH513167A (it) | 1971-09-30 |
| FI48187C (fi) | 1974-07-10 |
| ES341506A1 (es) | 1968-07-01 |
| NO125676B (da) | 1972-10-16 |
| DE1695276B1 (de) | 1972-08-03 |
| FR1605494A (en) | 1977-06-24 |
| BR6789010D0 (pt) | 1973-12-26 |
| BE698916A (da) | 1967-11-03 |
| NL6710643A (da) | 1968-06-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUP | Patent expired |