DE3480923D1 - Verfahren zur c-methylierung von 2-methylbutyraten. - Google Patents

Verfahren zur c-methylierung von 2-methylbutyraten.

Info

Publication number
DE3480923D1
DE3480923D1 DE8484111760T DE3480923T DE3480923D1 DE 3480923 D1 DE3480923 D1 DE 3480923D1 DE 8484111760 T DE8484111760 T DE 8484111760T DE 3480923 T DE3480923 T DE 3480923T DE 3480923 D1 DE3480923 D1 DE 3480923D1
Authority
DE
Germany
Prior art keywords
methylbutyrates
methylation
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE8484111760T
Other languages
English (en)
Inventor
Meyer Sletzinger
Thomas R Verhoeven
Ralph P Volante
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Merck and Co Inc
Original Assignee
Merck and 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 and Co Inc filed Critical Merck and Co Inc
Application granted granted Critical
Publication of DE3480923D1 publication Critical patent/DE3480923D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/16—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D309/28—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D309/30—Oxygen atoms, e.g. delta-lactones
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/06—Antihyperlipidemics
DE8484111760T 1983-10-11 1984-10-02 Verfahren zur c-methylierung von 2-methylbutyraten. Expired - Lifetime DE3480923D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US54095483A 1983-10-11 1983-10-11

Publications (1)

Publication Number Publication Date
DE3480923D1 true DE3480923D1 (de) 1990-02-08

Family

ID=24157590

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484111760T Expired - Lifetime DE3480923D1 (de) 1983-10-11 1984-10-02 Verfahren zur c-methylierung von 2-methylbutyraten.

Country Status (6)

Country Link
EP (1) EP0137445B1 (de)
JP (1) JPS6097973A (de)
DE (1) DE3480923D1 (de)
HK (1) HK104590A (de)
IE (1) IE57686B1 (de)
SG (1) SG88790G (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4668699A (en) * 1985-08-05 1987-05-26 Merck & Co., Inc. Novel HMG-CoA reductase inhibitors
US4820850A (en) * 1987-07-10 1989-04-11 Merck & Co., Inc. Process for α-C-alkylation of the 8-acyl group on mevinolin and analogs thereof
US4866068A (en) * 1988-02-01 1989-09-12 Merck & Co., Inc. Novel HMG-CoA reductase inhibitors
US5112857A (en) * 1990-09-04 1992-05-12 Merck & Co., Inc. Hmg-coa reductase inhibitor metabolites
US5223415A (en) * 1990-10-15 1993-06-29 Merck & Co., Inc. Biosynthetic production of 7-[1',2',6',7',8',8a'(R)-hexahydro-2'(S),6'(R)-dimethyl-8'(S)-hydroxy-1'(S)-naphthyl]-3(R),5(R)-dihydroxyheptanoic acid (triol acid)
JPH0722806U (ja) * 1993-09-30 1995-04-25 株式会社ゼクセル ヒータユニット
JPH0969862A (ja) * 1995-08-31 1997-03-11 Mitsubishi Electric Corp ディジタル無線通信受信機
US5763646A (en) * 1997-03-13 1998-06-09 Ranbaxy Laboratories, Ltd. Process for manufacturing simvastatin from lovastatin or mevinolinic acid
SI9800057A (sl) * 1998-02-26 1999-08-31 Krka, Tovarna Zdravil, D.D. Postopek za pripravo simvastatina in njegovih derivatov
CA2240983A1 (en) * 1998-06-18 1999-12-18 Yong Tao Process to manufacture simvastatin and intermediates
JP4853987B2 (ja) * 2001-07-09 2012-01-11 日本曹達株式会社 α−置換化合物の製造方法
US6472542B1 (en) 2001-11-29 2002-10-29 Fermic S.A. De C.V. Method for alkylating the alpha carbon of the 2-methylbutyrate secondary chain of lovastatin
SI21187A (sl) 2002-03-26 2003-10-31 Krka, Tovarna Zdravil D.D., Novo Mesto Postopek za pripravo 4-oksitetrahidropiran-2-onov

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5612114B2 (de) * 1974-06-07 1981-03-18
FR2470758A1 (fr) * 1979-12-07 1981-06-12 Sanofi Sa Procede pour la fixation de groupes alkyles sur une chaine carbonee portant un groupe fonctionnel
PT72394B (en) * 1980-02-04 1982-09-06 Merck & Co Inc Process for preparing dihydro and tetrahydromevinoline hypocholesterolimics
AU548996B2 (en) * 1980-02-04 1986-01-09 Merck & Co., Inc. Tetrahydro-2h-pyran-2-one derivatives
EP0094443A1 (de) * 1982-05-17 1983-11-23 Merck & Co. Inc. 6(R)-(2-(8(S)(2,2-dimethylbutyryloxy)-2(S),6(S)-dimethyl-1,2,3,4,4a(S),5,6,7,8,8a(S)-decahydronaphthyl-1(S))ethyl)-4(R)-hydroxy-3,4,5,6-tetrahydro-2H-Pyran-2-on, Verfahren zur Herstellung und diese enthaltende pharmazeutische Zusammenstellung

Also Published As

Publication number Publication date
EP0137445B1 (de) 1990-01-03
EP0137445A3 (en) 1986-01-29
IE57686B1 (en) 1993-02-24
EP0137445A2 (de) 1985-04-17
SG88790G (en) 1990-12-21
HK104590A (en) 1990-12-21
JPS6097973A (ja) 1985-05-31
JPH0528714B2 (de) 1993-04-27
IE842592L (en) 1985-04-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition