AR000014A1 - Síntesis de un intermediario para la preparación de 7,7 dióxido de 5,6-dihidro-(s)-4-(etilamino)-(s)-6-metil-4h-tienoÄ2,3bÜtiopiran-2-sulfonamida y compuestos relacionados - Google Patents

Síntesis de un intermediario para la preparación de 7,7 dióxido de 5,6-dihidro-(s)-4-(etilamino)-(s)-6-metil-4h-tienoÄ2,3bÜtiopiran-2-sulfonamida y compuestos relacionados

Info

Publication number
AR000014A1
AR000014A1 AR33628696A AR33628696A AR000014A1 AR 000014 A1 AR000014 A1 AR 000014A1 AR 33628696 A AR33628696 A AR 33628696A AR 33628696 A AR33628696 A AR 33628696A AR 000014 A1 AR000014 A1 AR 000014A1
Authority
AR
Argentina
Prior art keywords
synthesis
sulfonamide
dihydro
methyl
related compounds
Prior art date
Application number
AR33628696A
Other languages
English (en)
Original Assignee
Merck & Co 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 Merck & Co Inc filed Critical Merck & Co Inc
Publication of AR000014A1 publication Critical patent/AR000014A1/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D495/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D333/30—Hetero atoms other than halogen
    • C07D333/34—Sulfur atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)

Abstract

Esta invención concierne a un proceso mejorado para la síntesis de un intermediario para preparar 7,7 dióxido de 5,6 dihidro-(S)-6-metil-4H-tieno[2,3b]tiopiran-2-sulfonamida y compuestos relacionados. El presente proceso reduce el tiempo dereacción para la síntesis del intermediario clave, desde3 a 4 días, hasta alrededor de 2 a 4 horas, reteniendo la alta pureza enantiomérica del producto.
AR33628696A 1995-04-26 1996-04-25 Síntesis de un intermediario para la preparación de 7,7 dióxido de 5,6-dihidro-(s)-4-(etilamino)-(s)-6-metil-4h-tienoÄ2,3bÜtiopiran-2-sulfonamida y compuestos relacionados AR000014A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/430,214 US5574176A (en) 1995-04-26 1995-04-26 Synthesis of an intermediate for the preparation of 5,6-dihydro-(s)-4-(ethylamino)-(s)-6-methyl-4h-thieno [2,3-b]thiopyran-2-sulfonamide 7,7-dioxide intermediates and related compounds

Publications (1)

Publication Number Publication Date
AR000014A1 true AR000014A1 (es) 1997-03-12

Family

ID=23706561

Family Applications (1)

Application Number Title Priority Date Filing Date
AR33628696A AR000014A1 (es) 1995-04-26 1996-04-25 Síntesis de un intermediario para la preparación de 7,7 dióxido de 5,6-dihidro-(s)-4-(etilamino)-(s)-6-metil-4h-tienoÄ2,3bÜtiopiran-2-sulfonamida y compuestos relacionados

Country Status (10)

Country Link
US (1) US5574176A (es)
EP (1) EP0824532A1 (es)
JP (1) JP3064017B2 (es)
AR (1) AR000014A1 (es)
AU (1) AU704210B2 (es)
CA (1) CA2218654C (es)
HR (1) HRP960199B1 (es)
TW (1) TW394767B (es)
WO (1) WO1996033990A1 (es)
YU (1) YU25196A (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0748804B1 (en) * 1994-12-28 2001-03-14 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Process for producing carboxylic acid derivative
EP0748803B1 (en) * 1994-12-28 2001-04-04 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Process for producing carboxylic acid derivative
US5760249A (en) * 1995-08-29 1998-06-02 Merck & Co., Inc. Synthesis of hydroxysulfone and related compounds
DE602005003672T2 (de) * 2004-07-09 2008-11-20 Fdc Ltd. VERBESSERTES VERFAHREN ZUR HERSTELLUNG VON 5,6 -DIHYDRO -4H-4(S)-ETHYLAMIN-6(S)-METHYLTHIENOÄ2,3-bÜ THIOPYRAN-2-SULFONAMID- 7,7 -DIOXID UND SEINEN SALZEN
CN114891838B (zh) * 2022-04-29 2023-09-08 株洲壹诺生物技术有限公司 盐酸多佐胺中间体(s)-3-(2-噻吩硫基)-丁酸的合成方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113968A (en) * 1974-10-03 1978-09-12 Kuraray Co., Ltd. Process for preparation of substituted cyclopropane carboxylic acids and esters thereof and intermediates of said acids and esters
US4797413A (en) * 1986-05-14 1989-01-10 Merck & Co., Inc. Thieno thiopyran sulfonamide derivatives, pharmaceutical compositions and use
US4968815A (en) * 1990-04-16 1990-11-06 Merck & Co., Inc. Synthesis of (S)-3-(thien-2-ylthio)butyric acid analogs
US4968814A (en) * 1990-04-18 1990-11-06 Merck & Co., Inc. (S)-Alkyl 3-(thien-2-ylthio)butyrate and analogs and synthesis thereof

Also Published As

Publication number Publication date
TW394767B (en) 2000-06-21
EP0824532A1 (en) 1998-02-25
AU704210B2 (en) 1999-04-15
AU5488596A (en) 1996-11-18
CA2218654C (en) 2002-09-17
US5574176A (en) 1996-11-12
WO1996033990A1 (en) 1996-10-31
YU25196A (sh) 1999-03-04
HRP960199A2 (en) 1998-02-28
CA2218654A1 (en) 1996-10-31
HRP960199B1 (en) 2002-02-28
JPH10507774A (ja) 1998-07-28
JP3064017B2 (ja) 2000-07-12

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