BE903700A - Catalyseur de rhodium et son application. - Google Patents
Catalyseur de rhodium et son application.Info
- Publication number
- BE903700A BE903700A BE0/215904A BE215904A BE903700A BE 903700 A BE903700 A BE 903700A BE 0/215904 A BE0/215904 A BE 0/215904A BE 215904 A BE215904 A BE 215904A BE 903700 A BE903700 A BE 903700A
- Authority
- BE
- Belgium
- Prior art keywords
- application
- rhodium catalyst
- deoxy
- catalyst
- hydrazinomethoxyrhodium
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 2
- 229910052703 rhodium Inorganic materials 0.000 title 1
- 239000010948 rhodium Substances 0.000 title 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 title 1
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 abstract 2
- SGKRLCUYIXIAHR-AKNGSSGZSA-N (4s,4ar,5s,5ar,6r,12ar)-4-(dimethylamino)-1,5,10,11,12a-pentahydroxy-6-methyl-3,12-dioxo-4a,5,5a,6-tetrahydro-4h-tetracene-2-carboxamide Chemical compound C1=CC=C2[C@H](C)[C@@H]([C@H](O)[C@@H]3[C@](C(O)=C(C(N)=O)C(=O)[C@H]3N(C)C)(O)C3=O)C3=C(O)C2=C1O SGKRLCUYIXIAHR-AKNGSSGZSA-N 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000005984 hydrogenation reaction Methods 0.000 abstract 1
- 230000000707 stereoselective effect Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F15/00—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table
- C07F15/0006—Compounds containing elements of Groups 8, 9, 10 or 18 of the Periodic Table compounds of the platinum group
- C07F15/0073—Rhodium compounds
- C07F15/008—Rhodium compounds without a metal-carbon linkage
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Procédé amélioré pour l'hydrogénation stéréo-spécifique de la 6-déméthyl-6-désoxy-6-méthylène-5-hydroxytétracycline, en présence de catalyseur, de façon à préparer l'alpha-6-désoxy-5-hydroxytétracycline tout en fournissant des rendements et puretés élevés, le catalyseur étant le composé bis (triphénylphosphine) hydrazinométhoxyrhodium, éventuellement en présence de triphénylphosphine, à une pression entre 1 et 10 kg/cm2 et à une température comprise entre 20 degrés C et 95 degrés C, en présence d'un solvant inerte dans la réaction, tel qu'un alcool inférieur contenant entre 1 et 6 atomes de carbone.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PT79774A PT79774A (en) | 1984-12-28 | 1984-12-28 | Process to prepare rhodium catalysts and applications thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE903700A true BE903700A (fr) | 1986-03-14 |
Family
ID=20083593
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE0/215904A BE903700A (fr) | 1984-12-28 | 1985-11-22 | Catalyseur de rhodium et son application. |
Country Status (19)
| Country | Link |
|---|---|
| EP (1) | EP0187436B1 (fr) |
| JP (1) | JPS61161296A (fr) |
| AT (1) | ATE51626T1 (fr) |
| AU (1) | AU569164B2 (fr) |
| BE (1) | BE903700A (fr) |
| CA (1) | CA1245643A (fr) |
| CH (1) | CH668427A5 (fr) |
| DE (2) | DE3576958D1 (fr) |
| DK (1) | DK164815C (fr) |
| FR (1) | FR2575473B1 (fr) |
| GB (1) | GB2168979B (fr) |
| GR (1) | GR852920B (fr) |
| HK (1) | HK59889A (fr) |
| NL (1) | NL8503207A (fr) |
| NO (1) | NO854972L (fr) |
| NZ (1) | NZ214376A (fr) |
| PT (1) | PT79774A (fr) |
| SE (1) | SE460581B (fr) |
| ZA (1) | ZA859760B (fr) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| PT74303B (fr) * | 1982-01-19 | 1983-08-08 | Joao Emerico Villax | Procede pour la preparation de nouveaux catalysateurs contenant rhodium et son utilisation |
| PT76061A (fr) * | 1982-12-30 | 1983-01-01 | Procede de preparation de catalisateurs de rodio et son emploi | |
| ATE63312T1 (de) * | 1987-03-25 | 1991-05-15 | Plurichemie Anstalt | Rhodium enthaltende hydrierungskatalysatoren. |
| US4902447A (en) * | 1988-10-28 | 1990-02-20 | Ranbaxy Laboratories Limited | Process for the production of alpha-6-deoxytetracyclines and hydrogenation catalyst useful therein |
| PT91333B (pt) * | 1989-07-31 | 1995-05-04 | Hovione Sociedade Quimica Sa | Processo para a preparacao de um complexo de rodio |
| DE19507018A1 (de) * | 1995-03-01 | 1996-09-05 | Bayer Ag | Verfahren zur Herstellung von Ivermectin |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4500458A (en) * | 1982-01-19 | 1985-02-19 | Plurichemie Anstalt | Process for the preparation of α-6-deoxytetracyclines |
-
1984
- 1984-12-28 PT PT79774A patent/PT79774A/pt active IP Right Revival
-
1985
- 1985-07-15 AT AT85305045T patent/ATE51626T1/de not_active IP Right Cessation
- 1985-07-15 EP EP85305045A patent/EP0187436B1/fr not_active Expired - Lifetime
- 1985-07-15 DE DE8585305045T patent/DE3576958D1/de not_active Expired - Lifetime
- 1985-07-15 AU AU45010/85A patent/AU569164B2/en not_active Ceased
- 1985-07-16 CA CA000486869A patent/CA1245643A/fr not_active Expired
- 1985-10-30 GB GB08526784A patent/GB2168979B/en not_active Expired
- 1985-11-19 DK DK533185A patent/DK164815C/da not_active IP Right Cessation
- 1985-11-21 NL NL8503207A patent/NL8503207A/nl active Search and Examination
- 1985-11-22 BE BE0/215904A patent/BE903700A/fr not_active IP Right Cessation
- 1985-11-27 FR FR858517511A patent/FR2575473B1/fr not_active Expired
- 1985-11-28 NZ NZ214376A patent/NZ214376A/xx unknown
- 1985-12-04 GR GR852920A patent/GR852920B/el unknown
- 1985-12-06 SE SE8505766A patent/SE460581B/sv not_active IP Right Cessation
- 1985-12-11 NO NO854972A patent/NO854972L/no unknown
- 1985-12-17 CH CH5365/85A patent/CH668427A5/de not_active IP Right Cessation
- 1985-12-20 DE DE19853545395 patent/DE3545395A1/de not_active Withdrawn
- 1985-12-20 ZA ZA859760A patent/ZA859760B/xx unknown
- 1985-12-27 JP JP60293376A patent/JPS61161296A/ja active Granted
-
1989
- 1989-07-27 HK HK598/89A patent/HK59889A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DK533185D0 (da) | 1985-11-19 |
| GR852920B (fr) | 1986-04-07 |
| DE3545395A1 (de) | 1986-07-03 |
| SE8505766D0 (sv) | 1985-12-06 |
| FR2575473A1 (fr) | 1986-07-04 |
| GB2168979A (en) | 1986-07-02 |
| SE460581B (sv) | 1989-10-30 |
| CH668427A5 (de) | 1988-12-30 |
| ATE51626T1 (de) | 1990-04-15 |
| PT79774A (en) | 1985-01-01 |
| AU569164B2 (en) | 1988-01-21 |
| JPH0380149B2 (fr) | 1991-12-24 |
| NO854972L (no) | 1986-06-30 |
| AU4501085A (en) | 1986-07-03 |
| DE3576958D1 (de) | 1990-05-10 |
| EP0187436A1 (fr) | 1986-07-16 |
| SE8505766L (sv) | 1986-06-29 |
| NZ214376A (en) | 1988-09-29 |
| CA1245643A (fr) | 1988-11-29 |
| DK533185A (da) | 1986-06-29 |
| ZA859760B (en) | 1986-09-24 |
| GB8526784D0 (en) | 1985-12-04 |
| JPS61161296A (ja) | 1986-07-21 |
| HK59889A (en) | 1989-08-04 |
| DK164815C (da) | 1993-01-04 |
| DK164815B (da) | 1992-08-24 |
| NL8503207A (nl) | 1986-07-16 |
| GB2168979B (en) | 1988-06-22 |
| FR2575473B1 (fr) | 1989-12-01 |
| EP0187436B1 (fr) | 1990-04-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: HOVIONE INTER LTD Effective date: 19911130 |