KR890011839A - 16- 메톡시 16- 메틸 프로스타글란딘 e₁의 제조방법 및 이에 유용한 중간체 - Google Patents

16- 메톡시 16- 메틸 프로스타글란딘 e₁의 제조방법 및 이에 유용한 중간체 Download PDF

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KR890011839A
KR890011839A KR1019890000795A KR890000795A KR890011839A KR 890011839 A KR890011839 A KR 890011839A KR 1019890000795 A KR1019890000795 A KR 1019890000795A KR 890000795 A KR890000795 A KR 890000795A KR 890011839 A KR890011839 A KR 890011839A
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콜브 미카엘
반 히예테 로크
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게리 디.스트리트
메렐 다우 파마슈티컬스 인코포레이티드
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Abstract

내용 없음

Description

16-메톡시-16-메틸 프로스타글란딘 E1의 제조방법 및 이에 유용한 중간체
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (5)

  1. 다음 일반식(4b), (4a). (4) 및 (13)의 화합물.
    상기식에서, M은 (Bu)3Sm-,Li, 제2동 복합체 또는 유기 쿠프레이트 복합체이고, R은 THP(테트라히드로피라닐) 또는 TBS(3급-부틸디메틸실릴)이다.
  2. ⒜ (2S,3R) 2,3-에폭시-3,7-디메틸-6-옥텐-1-올 벤질 에테르를 산성 가메탄올분해시켜 (2R, 3R) 1-벤질옥시-3-메톡시-3,7-디메틸-6-옥텐-2-올을 제조하고, ⒝ 단계⒜의 생성물을 트리페닐포스핀의 존재하에 약 -50 내지 -80℃에서 오존과 반응시킴으로써 오존화시켜 (2R, 3R) 2-벤질옥시메틸-6-히드록시-3-메톡시-3-메틸-테르라히드로푸란을 제조하고, ⒞ 단계⒝의 생성물을 염기의 존재하에 실온에서 무수조건하에 메틸트리페닐 포스포늄 브롬화물과 비티히반응(wittig reaction)시켜 (2R,3R) 1-벤질옥시-3-메톡시-3-메틸-6-헵텐-2-올을 제조하고, (d) 단계(c)의 생성물의 2-OH 작용기를 테트라히드로피라닐 또는 3급-부틸디메틸실릴 보호그룹으로 에테르화시킴으로써 보호하여 (2R, 3R) 1-벤질옥시-2-OR-3-메톡시-3-메틸-6-헵텐을 제조하고, ⒠ 단계 ⒟의 생성물을 촉매적으로 수소화시킴으로써 화학적으로 환원시키고 탈벤질화시켜 (2R, 3R) 2-OR-3-메톡시-3-메틸-1-헵탄올을 제조하고, ⒡ 단계 ⒠의 알콜을 염화옥살릴의 존재하에 -80 내지 -40℃에서 불활성 대기하 무수매질중에서 디메틸설폭시드와 반응시킴으로써 이의 상응하는 알데히드로 전환시킨 후 트리에틸아민으로 처리하여 (2R,3R) 2-OR-3-메톡시-3-메틸헵탄알데히드를 제조하고, ⒢ 단계⒡의 생성물을, -20 내지 -10℃에서 테트라브로모메탄 및 트리페닐포스핀을 사용함으로써 디브로메틸렌화시켜(3R,4R) 1,1-디브로모-3-OR-4-메톡시-4-메틸-1-옥텐을 제조하고, ⒣ 단계⒢의 생성물을 불활성 용매 또는 불활성 용매중의 n-부틸리튬을 사용하는환류조건하에 요오드-활성화 마그네슘과 반응시킴으로써 탈브롬화 재배열시켜 이 연속반응의 목적하는 생성물을 제조하는 단계를 포함함을 특징으로 하여, R이 TBS 또는 THP인 에난티오머적으로 순수한 (3R, 4R) 3-OR-4-메톡시-4-메틸-1-옥틴을 제조하는 방법.
  3. (3R, 4R) 1,1-디브로모-3-OR-4-메톡시-4-메틸-1-옥텐을 환류조건하에 불활성 용매중에서 요오드-활성화 마그네슘과 반응시킴으로써 탈브롬화시키는 단계를 포함함을 특징으로 하여, R이 THP 또는 TBS인 에난티오머적으로 순수한 (3R, 4R) 3-OR-4-메톡시-4-메틸-1-옥틴을 제조하는 방법.
  4. (R)4-OR-2-(6-카보메톡시헥실)-2-시클로펜테논을 -80 내지 -60℃에서 불활성 대기하에 비극성 무수 용매중에서, (3R,4R) 3-OR-4-메톡시-4-메틸-1-옥텐의 1-리티오 유도체를 ThCuCNLi과 반응시킴으로써 형성된 유기쿠프레이트 복합체와 반응시킨 다음 임의로 산성 가알콜분해시키거나 가수분해함으로써 THP 또는 TBS 보호그룹을 제거함을 특징으로 하여, R이 THP 또는 TBS인 에난티오머적으로 순수한 (8R,11R, 12R,15R,16R)11,15-디-OR-16-메틸-16-메톡시-9-옥소프로스트-13-엔-1-오산 메틸 에스테르를 제조하는 방법.
  5. ⒜ (3R,4R) 3-OR-4-메톡시-4-메틸-1-옥텐의 1-리티오 유도체를 -80 내지 -30℃에서 불활성 대기하 불활성 비극성 용매중에서 반응물과 함께 접촉시킴으로써 CuI 및 트리-n-부틸포스핀과 반응시킴으로써 유기 구리 복합체를 제조하고, ⒝ 상기한 유기 구리 복합체를 단계⒜의 반응 혼합물중에서 (4R) 4-OR-2-시클로펜텐-1-온과 반응시켜 에놀레이트 음이온을 제조하고, ⒞ 상기한 음이온은 단계⒝의 반응 혼합물중에서 메틸-7-옥소-헵타노에이트와 반응시켜 (8R,11R,12R,15R,16R) 11,15-디-OR-7-히드록시-16-메톡시-16-메틸-9-옥소-13-엔-1-오산 메틸 에스테르를 제조하고, ⒟ 단계⒞의 생성물을 실온에서 불활성 비극성 용매중에서 메틸 염화물 및 4-디메틸아미노 피리딘과 반응시킴으로써 탈수시켜, (8R,11R,12R,15R,16R) 11,15-디-OR-16-메톡시-16-메틸-9-옥소-7,13-디엔-1-오산 메틸 에스테르를 제조하고, ⒠단계⒟의 생성물을 3급-부틸 과산화물의 존재하에 80 내지 120℃에서 불활성 용매중에서 트리-n-부틸스탄닐 수화물과 반응시킴으로써 환원시키고, ⒡ 임의로 산성 가수분해하거나 가알콜분해시킴으로써 THP 및/ 또는 TBS-히드록시 보호그룹을 제거하는 단계를 포함함을 특징으로 하여, 에난티오머적으로 순수한 (8R,11R,12R,15R,16R) 11,15-디-OR-16-메톡시-16-메틸-9-옥소프로스트-13-엔-1-오산 메틸 에스테르를 제조하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019890000795A 1988-01-28 1989-01-26 16-메톡시-16-메틸 프로스타글란딘 e1 유도체의 제조방법 및 이에 유용한 중간체 KR0141104B1 (ko)

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JP2917552B2 (ja) * 1991-02-26 1999-07-12 史衛 佐藤 α−メチレンシクロペンタノン誘導体の製造法
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DE3275542D1 (en) * 1981-11-13 1987-04-09 Teijin Ltd Process for prostaglandin e1, production and novel delta 7-prostaglandines e and 7-hydroxyprostaglandins e
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ZA89551B (en) 1990-01-31
EP0325869B1 (en) 1992-11-25
EP0325869A1 (en) 1989-08-02
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CA1308100C (en) 1992-09-29
DE3876230T2 (de) 1993-05-06
DE3876230D1 (de) 1993-01-07
JP2670545B2 (ja) 1997-10-29
DK36689D0 (da) 1989-01-27
US5055592A (en) 1991-10-08
HUT49120A (en) 1989-08-28

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