PE20021068A1 - Proceso para preparar un epoxido de bencilo - Google Patents

Proceso para preparar un epoxido de bencilo

Info

Publication number
PE20021068A1
PE20021068A1 PE2002000343A PE2002000343A PE20021068A1 PE 20021068 A1 PE20021068 A1 PE 20021068A1 PE 2002000343 A PE2002000343 A PE 2002000343A PE 2002000343 A PE2002000343 A PE 2002000343A PE 20021068 A1 PE20021068 A1 PE 20021068A1
Authority
PE
Peru
Prior art keywords
optionally substituted
methyl
alkyl
halogen
prot
Prior art date
Application number
PE2002000343A
Other languages
English (en)
Inventor
Michael R Reeder
Original Assignee
Upjohn Co
Elan Pharm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Upjohn Co, Elan Pharm Inc filed Critical Upjohn Co
Publication of PE20021068A1 publication Critical patent/PE20021068A1/es

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C229/00Compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C229/02Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
    • C07C229/34Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton containing six-membered aromatic rings
    • C07C229/36Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton containing six-membered aromatic rings with at least one amino group and one carboxyl group bound to the same carbon atom of the carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D303/00Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02Compounds containing oxirane rings
    • C07D303/36Compounds containing oxirane rings with hydrocarbon radicals, substituted by nitrogen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D301/00Preparation of oxiranes
    • C07D301/02Synthesis of the oxirane ring
    • C07D301/24Synthesis of the oxirane ring by splitting off HAL—Y from compounds containing the radical HAL—C—C—OY
    • C07D301/26Y being hydrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Epoxy Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

SE REFIERE A COMPUESTOS INTERMEDIARIOS PARA LA PREPARACION DE EPOXIDOS N-PROTEGIDOS UTILES PARA EL TRATAMIENTO DE ENFERMEDAD DE ALZHEIMER DE FORMULA PROT-N(H)-C(H)(CH2R)-COO-R1; DONDE R ES FENILO OPCIONALMENTE SUSTITUIDO CON ALQUILO C1-C3, ALQUENILO C2-C6, ALQUINILO C2-C6, HALOGENO, HIDROXI, CIANO, ALCOXI C1-C6, NR12R13, CICLOALQUILO C3-C8; R12 Y R13 SON H, ALQUILO C1-C8 OPCIONALMENTE SUSTITUIDO CON OH, NH2, ALQUILO C1-C8, CICLOALQUILO C3-C8; R1 ES ALQUILO C1-C6 OPCIONALMENTE SUSTITUIDO CON HALOGENO, CH2-CH=CH2, FENILO OPCIONALMENTE SUSTITUIDO CON NITRO, HALOGENO, CIANO, BENCILO; PROT ES PROTECTOR DE NITROGENO t-BUTOXICARBONILO, BENCILOXICARBONILO. SON COMPUESTOS PREFERIDOS METIL ESTER DEL ACIDO (2S)-2-[(TER-BUTOXICARBONIL)AMINO]-3-(3,5-DIFLUROFENILPROPANOICO; (2S)-2-[[(BENCILOXI)CARBONIL]-AMINO]-3-(3,5-DIFLUROFENIL)-3-PROPANOATO DE METILO; (2S,3S)-3-AMINO-1-CLORO-4-(3,5-DIFLUROFENIL)BUTAN-2-OL, t-BUTIL-(1S)-2-CLORO-1-[3,5-DIFLUOROBENCIL]-2-OXOETILCARBAMATO; (2Z)-2-[(BENCILOXI)CARBONIL]-3-(3,5-DIFLUOROFENIL)-3-PROPENOATO DE METILO. TAMBIEN SE REFIERE A UN PROCEDIMIENTO PARA LA PREPARACION DEL ESTER QUE COMPRENDE ESTERIFICACION DE UN AMINOACIDO PROTEGIDO PROT-N(H)-C(H)(CH2R)-COOH CON UN AGENTE DE ALQUILACION TAL COMO DIMETILSULFATO, YODURO DE METILO, TRIFLATO DE METILO, EN PRESENCIA DE UNA BASE COMO HIDROXIDO, CARBONATO, ENTRE OTROS
PE2002000343A 2001-04-23 2002-04-23 Proceso para preparar un epoxido de bencilo PE20021068A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US28577201P 2001-04-23 2001-04-23

Publications (1)

Publication Number Publication Date
PE20021068A1 true PE20021068A1 (es) 2002-12-11

Family

ID=23095626

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2002000343A PE20021068A1 (es) 2001-04-23 2002-04-23 Proceso para preparar un epoxido de bencilo

Country Status (23)

Country Link
US (3) US6849750B2 (es)
EP (1) EP1381597B1 (es)
JP (1) JP2004529152A (es)
KR (1) KR20040047750A (es)
CN (1) CN1612871A (es)
AP (1) AP2003002897A0 (es)
AR (1) AR035960A1 (es)
AT (1) ATE401299T1 (es)
BR (1) BR0209163A (es)
CA (1) CA2445163A1 (es)
CO (1) CO5650163A2 (es)
DE (1) DE60227652D1 (es)
EA (1) EA007535B1 (es)
ES (1) ES2309170T3 (es)
IL (2) IL158585A0 (es)
MX (1) MXPA03009723A (es)
NO (1) NO20034738L (es)
NZ (1) NZ529169A (es)
OA (1) OA12597A (es)
PE (1) PE20021068A1 (es)
PL (1) PL365058A1 (es)
WO (1) WO2002085877A2 (es)
ZA (1) ZA200308261B (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0228410D0 (en) * 2002-12-05 2003-01-08 Glaxo Group Ltd Novel Compounds
CA2558034A1 (en) 2004-03-09 2005-09-22 Elan Pharmaceuticals, Inc. Substituted hydroxyethylamine aspartyl protease inhibitors
US7385085B2 (en) 2004-07-09 2008-06-10 Elan Pharmaceuticals, Inc. Oxime derivative substituted hydroxyethylamine aspartyl protease inhibitors
WO2007047305A1 (en) 2005-10-12 2007-04-26 Elan Pharmaceuticals, Inc. Methods of treating amyloidosis using cyclopropyl derivative aspartyl protease inhibitors
US11760701B2 (en) 2018-02-27 2023-09-19 The Research Foundation For The State University Of New Yrok Difluoromethoxylation and trifluoromethoxylation compositions and methods for synthesizing same

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2788044B2 (ja) * 1989-02-06 1998-08-20 サントリー株式会社 マレイミド誘導体およびそれを有効成分として含有する農園芸用殺菌剤
US5482947A (en) 1990-11-19 1996-01-09 Talley; John J. Retroviral protease inhibitors
US5583238A (en) 1990-11-19 1996-12-10 G. D. Searle & Co. Method for making intermediates useful in synthesis of retroviral protease inhibitors
US5559256A (en) * 1992-07-20 1996-09-24 E. R. Squibb & Sons, Inc. Aminediol protease inhibitors
US5521219A (en) 1992-08-25 1996-05-28 G. D. Searle & Co. Sulfonylalkanoylamino hydroxyethylamino sulfonamides useful as retroviral protease inhibitors
US5481011A (en) * 1994-12-13 1996-01-02 Bristol-Myers Squibb Company Process for preparing N-protected amino acid α-halomethyl ketones and alcohols from N-protected amino acid esters
US5985911A (en) * 1997-01-07 1999-11-16 Abbott Laboratories C-terminal ketone inhibitors of matrix metalloproteinases and TNFα secretion
EP0958293B1 (en) 1997-02-04 2005-01-19 The Regents Of The University Of California Nanomolar, non-peptide inhibitors of cathepsin d
CA2273643A1 (en) 1998-06-09 1999-12-09 F. Hoffmann-La Roche Ag Stereoselective reduction of carbonyl compounds
JP2003528071A (ja) 2000-03-23 2003-09-24 エラン ファーマスーティカルズ インコーポレイテッド アルツハイマー病治療用組成物および方法
JP2004502665A (ja) 2000-06-30 2004-01-29 イーラン ファーマスーティカルズ、インコーポレイテッド アルツハイマー病を治療する化合物
PE20020276A1 (es) 2000-06-30 2002-04-06 Elan Pharm Inc COMPUESTOS DE AMINA SUSTITUIDA COMO INHIBIDORES DE ß-SECRETASA PARA EL TRATAMIENTO DE ALZHEIMER
US20030096864A1 (en) 2000-06-30 2003-05-22 Fang Lawrence Y. Compounds to treat alzheimer's disease
US6846813B2 (en) 2000-06-30 2005-01-25 Pharmacia & Upjohn Company Compounds to treat alzheimer's disease
MXPA04005428A (es) 2001-12-06 2004-12-06 Elan Pharm Inc Hidroxietilaminas substituidas.

Also Published As

Publication number Publication date
NO20034738L (no) 2003-12-04
CA2445163A1 (en) 2002-10-31
IL158585A (en) 2009-06-15
AR035960A1 (es) 2004-07-28
US6849750B2 (en) 2005-02-01
US7638646B2 (en) 2009-12-29
ES2309170T3 (es) 2008-12-16
EP1381597A2 (en) 2004-01-21
WO2002085877A2 (en) 2002-10-31
DE60227652D1 (de) 2008-08-28
PL365058A1 (en) 2004-12-27
MXPA03009723A (es) 2004-03-16
US20050130936A1 (en) 2005-06-16
OA12597A (en) 2006-06-08
EP1381597B1 (en) 2008-07-16
KR20040047750A (ko) 2004-06-05
EA200301133A1 (ru) 2004-04-29
ZA200308261B (en) 2004-05-24
BR0209163A (pt) 2004-08-24
NO20034738D0 (no) 2003-10-23
AP2003002897A0 (en) 2003-12-31
EA007535B1 (ru) 2006-10-27
WO2002085877A3 (en) 2003-03-06
CO5650163A2 (es) 2006-06-30
JP2004529152A (ja) 2004-09-24
US20030004360A1 (en) 2003-01-02
NZ529169A (en) 2005-06-24
CN1612871A (zh) 2005-05-04
ATE401299T1 (de) 2008-08-15
IL158585A0 (en) 2004-05-12
US20100099898A1 (en) 2010-04-22

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