FI107259B - Enantioselektiva oxazaborolidinkatalyter - Google Patents

Enantioselektiva oxazaborolidinkatalyter Download PDF

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Publication number
FI107259B
FI107259B FI932174A FI932174A FI107259B FI 107259 B FI107259 B FI 107259B FI 932174 A FI932174 A FI 932174A FI 932174 A FI932174 A FI 932174A FI 107259 B FI107259 B FI 107259B
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Finland
Prior art keywords
groups
group
oxazaborolidine
configuration
carbon atom
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FI932174A
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English (en)
Finnish (fi)
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FI932174A (fi
FI932174A0 (fi
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George J Quallich
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Pfizer
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    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic 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
    • C07D213/02Heterocyclic 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
    • C07D213/04Heterocyclic 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
    • C07D213/24Heterocyclic 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
    • C07D213/28Radicals substituted by singly-bound oxygen or sulphur atoms
    • C07D213/30Oxygen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F5/00Compounds containing elements of Groups 3 or 13 of the Periodic System
    • C07F5/02Boron compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132Preparation 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
    • C07C29/136Preparation 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
    • C07C29/143Preparation 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D277/00Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings
    • C07D277/02Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings not condensed with other rings
    • C07D277/20Heterocyclic 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
    • C07D277/22Heterocyclic 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
    • C07D277/24Radicals substituted by oxygen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02Heterocyclic 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
    • C07D311/04Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D417/00Heterocyclic 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
    • C07D417/02Heterocyclic 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
    • C07D417/06Heterocyclic 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F5/00Compounds containing elements of Groups 3 or 13 of the Periodic System
    • C07F5/02Boron compounds
    • C07F5/025Boronic and borinic acid compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07BGENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B2200/00Indexing scheme relating to specific properties of organic compounds
    • C07B2200/07Optical isomers
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00Systems containing only non-condensed rings
    • C07C2601/06Systems containing only non-condensed rings with a five-membered ring
    • C07C2601/08Systems containing only non-condensed rings with a five-membered ring the ring being saturated
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00Systems containing only non-condensed rings
    • C07C2601/06Systems containing only non-condensed rings with a five-membered ring
    • C07C2601/10Systems containing only non-condensed rings with a five-membered ring the ring being unsaturated

Claims (15)

1. Förfarande för fraraställning av en kiral 1,3,2-oxazaborolidin med formeln I, 5 R2 R3 w
2. Förfarande enligt patentkrav 1, kanne-tecknat av att kolatomen C4 uppvisar en R-konfigurö-tion och kolatomen C5 en S-konfiguration. 20
3. Förfarande enligt patentkrav 2, kanne- tecknat av att grupperna R2 och R3 är fenylgrupper.
4. Förfarande enligt patentkrav 3, k ä n n e -tecknat av att gruppen R1 är en metylgrupp. ‘‘ 5. Förfarande enligt patentkrav 1, kanne- 25 tecknat av att kolatomen C4 uppvisar en S-konfigura-' * tion och kolatomen C5 en R-konfiguration. 9 9
5. Förfarande enligt patentkrav 5, k ä n n e
- • * 6 • V tecknat av att grupperna R2 och R3 är f enylgrupper. f 9 * il
7. Förfarande enligt patentkrav 6, k ä n n e - 30 tecknat av att gruppen R1 är en metylgrupp.
..... 8. Förfarande för stereoselektiv reducering av eri .···. prokiral keton tili en huvudsakligen enantiomert ren alko- hoi, kännetecknat av att nämnda prokirala keton bringas att reagera med ett boranreduktionsmedel i < 1 ( t ( « I t I « * · « I * · » « · I · 107259 närvaro av en kiral oxazaborolidin som fraraställts enligt patentkrav 1.
9. Kiral 1,3,2-oxazaborolidin med formeln I, R2 .R3 HN o R1 10 väri ^ R1 är en väteatom, en C^g-alkyl, bensyl- eller fenylgrupp eller en fenylgrupp, sora är substituerad med högst tre C^.g-alkyl- eller Cj.g-alkoxylgrupper eller med en halogenatom 15 och grupperna R2 och R3 uppvisar en syn-konforraation och de är sinsemellan identiska fenylgrupper eller fenylgrupper, som är substituerade med högst tre C-^g-alkyl- eller C^g-alko-xylgrupper eller med en halogenatom.
10. Kiral oxazaborolidin enligt patentkrav 9, kännetecknad av att kolatomen C4 uppvisar en R-konfiguration och kolatomen C5 en S-konfiguration. t.
11. Kiral oxazaborolidin enligt patentkrav 10, |'t" kännetecknad av att grupperna R2 och R3 är f e- k < ‘ 25 nylgrupper.
* * 12. Kiral oxazaborolidin enligt patentkrav 11, • · *.*·: kännetecknad av att gruppen R1 är en metyl- t · · : V grupp. • c f*
10 HVQ Ai 15 väri R1 är en väteatom, en C^-alkyl, bensyl- eller fenylgrupp eller en fenylgrupp, sora är substituerad med högst tre C-^-alkyl- eller C1.8-alkoxylgrupper eller med en halogenatom 20 och grupperna R2 och R3 uppvisar en syn-konformation och de är sinsemellan identiska fenylgrupper eller fenylgrupper, som är substituerade med högst tre C^-alkyl- eller C^-alko- xylgrupper eller med en halogenatom, känneteck- ; . 25 n a t av att ett optiskt rent 1,2-diaryletanolderivat med ; formeln IV # «· • · «« · • · · • «► R2 β3 30 )—<( Holv uH a · t1 a r ς IV » « < < 1 « « I · • · « · • · · • · · « · ......................1_- 107259 loses i ett med avseende pa reaktionen inert lösningsme-del, blandningen upphettas till en temperatur som ligger mellan omkring 60° och kokpunkten för nämnda lösningsmedel ooh nämnda blandning behandlas med en boroxin med formeln 5 III, R1 I CK^O i i 10 ri^BnO/B^rL ’ m 15 ! i väri R1 är en ovan definierad grupp. j
13. Kiral oxazaborolidin enligt patentkrav 9, 30 kännetecknad av att kolatomen C4 uppvisar en S-- . konfiguration och kolatomen C5 en R-konfiguration.
.···. 14. Kiral oxazaborolidin enligt patentkrav 13, kännetecknad av att grupperna R2 och R3 är fe- l '.K I. c nylgrupper. t « <
15. Kiral oxazaborolidin enligt patentkrav 14, kännetecknad av att gruppen R1 är en metyl- : grupp. « · · • ·
FI932174A 1992-05-14 1993-05-13 Enantioselektiva oxazaborolidinkatalyter FI107259B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88331792A 1992-05-14 1992-05-14
US88331792 1992-05-14

Publications (3)

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FI932174A0 FI932174A0 (fi) 1993-05-13
FI932174A FI932174A (fi) 1993-11-15
FI107259B true FI107259B (sv) 2001-06-29

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FI932174A FI107259B (sv) 1992-05-14 1993-05-13 Enantioselektiva oxazaborolidinkatalyter

Country Status (21)

Country Link
US (1) US5552548A (sv)
EP (1) EP0640089B1 (sv)
JP (1) JP2525127B2 (sv)
KR (2) KR0149208B1 (sv)
AT (1) ATE146790T1 (sv)
AU (1) AU659929B2 (sv)
CA (1) CA2134096C (sv)
DE (1) DE69306945T2 (sv)
DK (1) DK0640089T3 (sv)
ES (1) ES2096275T3 (sv)
FI (1) FI107259B (sv)
GR (1) GR3022171T3 (sv)
HU (1) HU215089B (sv)
IL (1) IL105623A (sv)
MX (1) MX9302785A (sv)
MY (1) MY111251A (sv)
NO (1) NO300500B1 (sv)
NZ (1) NZ249302A (sv)
TW (1) TW232696B (sv)
WO (1) WO1993023408A1 (sv)
ZA (1) ZA933340B (sv)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
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
EP0708764A1 (en) * 1993-07-16 1996-05-01 Pfizer Inc. Enanthioselective preparation of thiazole derivatives
JP2686366B2 (ja) * 1993-11-30 1997-12-08 ファイザー・インコーポレーテッド キラルテトラロンの製造方法
US5495054A (en) * 1994-05-31 1996-02-27 Sepracor, Inc. Tetrahydroindeno[1,2-D][1,3,2]oxazaboroles and their use as enantioselective catalysts
WO1998012155A1 (fr) * 1996-09-18 1998-03-26 Shionogi & Co., Ltd. Procede de preparation d'un alcool actif sur plan optique faisant appel a une reduction a l'aide de borane asymetrique
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
RU2009102149A (ru) * 2006-06-26 2010-08-10 Басф Се (De) Комплексы боран-простой эфир
EP2139845A1 (en) * 2007-02-26 2010-01-06 Teva Pharmaceutical Industries Ltd. 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
BRPI0810773A2 (pt) * 2007-04-30 2014-10-07 Adolor Corp Composição farmacêutica, métodos para tratar dor em um mamífero, para tratar depressão em um mamífero, para tratar um distúrbio em um paciente, para fabricar um composto, e para inibir a captação de norepinefrina, composto, e, uso de uma composição.
WO2008151170A2 (en) * 2007-05-31 2008-12-11 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
WO2010045565A1 (en) * 2008-10-16 2010-04-22 Teva Pharmaceutical Industries Ltd. Process for the synthesis of ramelteon and its intermediates

Family Cites Families (5)

* Cited by examiner, † Cited by third party
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
US5039802A (en) * 1990-04-18 1991-08-13 Merck & Co., Inc. Arylation process for preparation of chiral catalysts for ketone reduction
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
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

Also Published As

Publication number Publication date
FI932174A (fi) 1993-11-15
NO944297L (no) 1994-11-11
HU9301395D0 (en) 1993-09-28
CA2134096A1 (en) 1993-11-25
ZA933340B (en) 1994-11-14
AU659929B2 (en) 1995-06-01
DE69306945D1 (de) 1997-02-06
WO1993023408A1 (en) 1993-11-25
AU3593193A (en) 1993-12-13
EP0640089B1 (en) 1996-12-27
GR3022171T3 (en) 1997-03-31
IL105623A (en) 1998-02-22
DE69306945T2 (de) 1997-05-07
TW232696B (sv) 1994-10-21
KR0149208B1 (ko) 1998-10-15
KR950701637A (ko) 1995-04-28
ES2096275T3 (es) 1997-03-01
DK0640089T3 (da) 1997-06-16
US5552548A (en) 1996-09-03
NO300500B1 (no) 1997-06-09
CA2134096C (en) 1997-11-25
HUT65136A (en) 1994-04-28
ATE146790T1 (de) 1997-01-15
JP2525127B2 (ja) 1996-08-14
IL105623A0 (en) 1993-09-22
MX9302785A (es) 1994-02-28
EP0640089A1 (en) 1995-03-01
NO944297D0 (no) 1994-11-11
HU215089B (hu) 1998-09-28
MY111251A (en) 1999-10-30
JPH07503734A (ja) 1995-04-20
NZ249302A (en) 1996-11-26
FI932174A0 (fi) 1993-05-13

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