GR3022171T3 - Enantioselective oxazaborolidine catalysts. - Google Patents
Enantioselective oxazaborolidine catalysts.Info
- Publication number
- GR3022171T3 GR3022171T3 GR960403546T GR960403546T GR3022171T3 GR 3022171 T3 GR3022171 T3 GR 3022171T3 GR 960403546 T GR960403546 T GR 960403546T GR 960403546 T GR960403546 T GR 960403546T GR 3022171 T3 GR3022171 T3 GR 3022171T3
- Authority
- GR
- Greece
- Prior art keywords
- oxazaborolidine catalysts
- enantioselective
- catalysts
- enantioselective oxazaborolidine
- valuable
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 2
- BDOLXPFAFMNDOK-UHFFFAOYSA-N oxazaborolidine Chemical compound B1CCON1 BDOLXPFAFMNDOK-UHFFFAOYSA-N 0.000 title abstract 2
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 abstract 2
- 150000001298 alcohols Chemical class 0.000 abstract 1
- 229910000085 borane Inorganic materials 0.000 abstract 1
- 230000003197 catalytic effect Effects 0.000 abstract 1
- 150000002576 ketones Chemical class 0.000 abstract 1
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
-
- 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
- C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic Table
- C07F5/02—Boron compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/143—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of ketones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D277/00—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
- C07D277/02—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
- C07D277/20—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D277/22—Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
- C07D277/24—Radicals substituted by oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
- C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
- C07D417/06—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
-
- 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
- C07F5/00—Compounds containing elements of Groups 3 or 13 of the Periodic Table
- C07F5/02—Boron compounds
- C07F5/025—Boronic and borinic acid compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B2200/00—Indexing scheme relating to specific properties of organic compounds
- C07B2200/07—Optical isomers
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
- C07C2601/08—Systems containing only non-condensed rings with a five-membered ring the ring being saturated
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/06—Systems containing only non-condensed rings with a five-membered ring
- C07C2601/10—Systems containing only non-condensed rings with a five-membered ring the ring being unsaturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pyridine Compounds (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US88331792A | 1992-05-14 | 1992-05-14 | |
| PCT/US1993/000687 WO1993023408A1 (en) | 1992-05-14 | 1993-02-01 | Enantioselective oxazaborolidine catalysts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GR3022171T3 true GR3022171T3 (en) | 1997-03-31 |
Family
ID=25382382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GR960403546T GR3022171T3 (en) | 1992-05-14 | 1996-12-30 | Enantioselective oxazaborolidine catalysts. |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US5552548A (cg-RX-API-DMAC7.html) |
| EP (1) | EP0640089B1 (cg-RX-API-DMAC7.html) |
| JP (1) | JP2525127B2 (cg-RX-API-DMAC7.html) |
| KR (2) | KR950701637A (cg-RX-API-DMAC7.html) |
| AT (1) | ATE146790T1 (cg-RX-API-DMAC7.html) |
| AU (1) | AU659929B2 (cg-RX-API-DMAC7.html) |
| CA (1) | CA2134096C (cg-RX-API-DMAC7.html) |
| DE (1) | DE69306945T2 (cg-RX-API-DMAC7.html) |
| DK (1) | DK0640089T3 (cg-RX-API-DMAC7.html) |
| ES (1) | ES2096275T3 (cg-RX-API-DMAC7.html) |
| FI (1) | FI107259B (cg-RX-API-DMAC7.html) |
| GR (1) | GR3022171T3 (cg-RX-API-DMAC7.html) |
| HU (1) | HU215089B (cg-RX-API-DMAC7.html) |
| IL (1) | IL105623A (cg-RX-API-DMAC7.html) |
| MX (1) | MX9302785A (cg-RX-API-DMAC7.html) |
| MY (1) | MY111251A (cg-RX-API-DMAC7.html) |
| NO (1) | NO300500B1 (cg-RX-API-DMAC7.html) |
| NZ (1) | NZ249302A (cg-RX-API-DMAC7.html) |
| TW (1) | TW232696B (cg-RX-API-DMAC7.html) |
| WO (1) | WO1993023408A1 (cg-RX-API-DMAC7.html) |
| ZA (1) | ZA933340B (cg-RX-API-DMAC7.html) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06329679A (ja) * | 1993-01-20 | 1994-11-29 | Nissan Chem Ind Ltd | 光学活性β−アミノアルコキシボラン錯体 |
| TW416958B (en) * | 1993-05-14 | 2001-01-01 | Pfizer | Enantioselective oxazaborolidine catalysts |
| CA2167287A1 (en) * | 1993-07-16 | 1995-01-26 | George Joseph Quallich | Enantioselective process for thiazole intermediates |
| EP0724552B1 (en) * | 1993-11-30 | 1997-10-29 | Pfizer Inc. | Process for preparing a chiral tetralone |
| US5495054A (en) * | 1994-05-31 | 1996-02-27 | Sepracor, Inc. | Tetrahydroindeno[1,2-D][1,3,2]oxazaboroles and their use as enantioselective catalysts |
| AU2792497A (en) * | 1996-09-18 | 1998-04-14 | Shionogi & Co., Ltd. | Process for preparing optically acitve alcohol by reduction with asymmetric borane |
| ES2130083B1 (es) * | 1997-08-04 | 2000-01-16 | Esteve Labor Dr | Procedimiento para la obtencion de los enantiomeros de cizolirtina. |
| US6509472B2 (en) * | 2000-09-11 | 2003-01-21 | Schering Corporation | 4-Cyclohexyl-1,3,2-oxazaborolidine chiral accessories |
| DK2035437T3 (da) * | 2006-06-26 | 2010-11-29 | Basf Se | Boran-æter-komplekser |
| US20080242877A1 (en) * | 2007-02-26 | 2008-10-02 | Vinod Kumar Kansal | Intermediates and processes for the synthesis of Ramelteon |
| US7838691B2 (en) * | 2007-04-05 | 2010-11-23 | Board Of Regents, Of The University Of Texas System | Palmerolides: methods of preparation and derivatives thereof |
| JP2010526075A (ja) * | 2007-04-30 | 2010-07-29 | アドロー コーポレイション | （−）−ｅ−１０−ｏｈ−ｎｔの組成物、ならびにそれらの合成および使用のための方法 |
| US8084630B2 (en) * | 2007-05-31 | 2011-12-27 | Teva Pharmaceutical Industries Ltd. | Process for the synthesis of ramelteon and its intermediates |
| US20090082568A1 (en) * | 2007-09-21 | 2009-03-26 | Basf Aktiengesellschaft | Accelerated reduction of organic substances with boranes |
| US20090281176A1 (en) * | 2007-11-01 | 2009-11-12 | Vinod Kumar Kansal | Process for the synthesis of ramelteon and its intermediates |
| US20100152468A1 (en) * | 2008-10-16 | 2010-06-17 | Teva Pharmaceutical Industries Ltd. | Process for the synthesis of ramelteon and its intermediates |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4943635A (en) * | 1987-08-27 | 1990-07-24 | President & Fellows Of Harvard College | Enantioselective reduction of ketones |
| US5157129A (en) * | 1990-04-18 | 1992-10-20 | Merck & Co., Inc. | Enantiospecific synthesis of s-(+)-5,6-dihydro-4-(r-amino)-4h-thieno(2,3-b)thiopyran-2-sulfonamide-7,7-dioxide |
| US5039802A (en) * | 1990-04-18 | 1991-08-13 | Merck & Co., Inc. | Arylation process for preparation of chiral catalysts for ketone reduction |
| JPH06329679A (ja) * | 1993-01-20 | 1994-11-29 | Nissan Chem Ind Ltd | 光学活性β−アミノアルコキシボラン錯体 |
| TW416958B (en) * | 1993-05-14 | 2001-01-01 | Pfizer | Enantioselective oxazaborolidine catalysts |
-
1993
- 1993-02-01 DE DE69306945T patent/DE69306945T2/de not_active Expired - Fee Related
- 1993-02-01 KR KR1019940704055A patent/KR950701637A/ko active Granted
- 1993-02-01 AU AU35931/93A patent/AU659929B2/en not_active Ceased
- 1993-02-01 DK DK93904636.3T patent/DK0640089T3/da active
- 1993-02-01 KR KR1019940704055A patent/KR0149208B1/ko not_active Expired - Fee Related
- 1993-02-01 EP EP93904636A patent/EP0640089B1/en not_active Expired - Lifetime
- 1993-02-01 CA CA002134096A patent/CA2134096C/en not_active Expired - Fee Related
- 1993-02-01 AT AT93904636T patent/ATE146790T1/de not_active IP Right Cessation
- 1993-02-01 JP JP5520175A patent/JP2525127B2/ja not_active Expired - Fee Related
- 1993-02-01 NZ NZ249302A patent/NZ249302A/en unknown
- 1993-02-01 ES ES93904636T patent/ES2096275T3/es not_active Expired - Lifetime
- 1993-02-01 WO PCT/US1993/000687 patent/WO1993023408A1/en not_active Ceased
- 1993-02-13 TW TW082101021A patent/TW232696B/zh active
- 1993-05-06 IL IL105623A patent/IL105623A/en not_active IP Right Cessation
- 1993-05-12 MX MX9302785A patent/MX9302785A/es unknown
- 1993-05-13 HU HU9301395A patent/HU215089B/hu not_active IP Right Cessation
- 1993-05-13 ZA ZA933340A patent/ZA933340B/xx unknown
- 1993-05-13 FI FI932174A patent/FI107259B/fi not_active IP Right Cessation
- 1993-05-14 MY MYPI93000900A patent/MY111251A/en unknown
-
1994
- 1994-10-13 US US08/318,828 patent/US5552548A/en not_active Expired - Fee Related
- 1994-11-11 NO NO944297A patent/NO300500B1/no not_active IP Right Cessation
-
1996
- 1996-12-30 GR GR960403546T patent/GR3022171T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0640089A1 (en) | 1995-03-01 |
| KR0149208B1 (ko) | 1998-10-15 |
| FI932174L (fi) | 1993-11-15 |
| KR950701637A (ko) | 1995-04-28 |
| ZA933340B (en) | 1994-11-14 |
| MX9302785A (es) | 1994-02-28 |
| JPH07503734A (ja) | 1995-04-20 |
| US5552548A (en) | 1996-09-03 |
| JP2525127B2 (ja) | 1996-08-14 |
| AU3593193A (en) | 1993-12-13 |
| FI107259B (fi) | 2001-06-29 |
| EP0640089B1 (en) | 1996-12-27 |
| HUT65136A (en) | 1994-04-28 |
| DK0640089T3 (da) | 1997-06-16 |
| ES2096275T3 (es) | 1997-03-01 |
| FI932174A0 (fi) | 1993-05-13 |
| TW232696B (cg-RX-API-DMAC7.html) | 1994-10-21 |
| MY111251A (en) | 1999-10-30 |
| NZ249302A (en) | 1996-11-26 |
| AU659929B2 (en) | 1995-06-01 |
| HU215089B (hu) | 1998-09-28 |
| DE69306945D1 (de) | 1997-02-06 |
| CA2134096A1 (en) | 1993-11-25 |
| ATE146790T1 (de) | 1997-01-15 |
| NO944297D0 (no) | 1994-11-11 |
| IL105623A (en) | 1998-02-22 |
| CA2134096C (en) | 1997-11-25 |
| WO1993023408A1 (en) | 1993-11-25 |
| DE69306945T2 (de) | 1997-05-07 |
| IL105623A0 (en) | 1993-09-22 |
| HU9301395D0 (en) | 1993-09-28 |
| NO300500B1 (no) | 1997-06-09 |
| NO944297L (no) | 1994-11-11 |
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