DE69819538D1 - Verfahren zur verbesserung der optischen reinheit von 2r-[1-hydroxy-1-trifluormethyl-3-cyclopropylpropyn-2-yl]-4-chloranilin - Google Patents

Verfahren zur verbesserung der optischen reinheit von 2r-[1-hydroxy-1-trifluormethyl-3-cyclopropylpropyn-2-yl]-4-chloranilin

Info

Publication number
DE69819538D1
DE69819538D1 DE69819538T DE69819538T DE69819538D1 DE 69819538 D1 DE69819538 D1 DE 69819538D1 DE 69819538 T DE69819538 T DE 69819538T DE 69819538 T DE69819538 T DE 69819538T DE 69819538 D1 DE69819538 D1 DE 69819538D1
Authority
DE
Germany
Prior art keywords
cyclopropylpropyn
hydroxy
chloraniline
trifluormethyl
improving
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
DE69819538T
Other languages
English (en)
Other versions
DE69819538T2 (de
Inventor
Yi Chen
J Reider
J Grabowski
Lushi Tan
D Tillyer
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 Sharp and Dohme LLC
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
Priority claimed from GBGB9721985.1A external-priority patent/GB9721985D0/en
Application filed by Merck and Co Inc filed Critical Merck and Co Inc
Publication of DE69819538D1 publication Critical patent/DE69819538D1/de
Application granted granted Critical
Publication of DE69819538T2 publication Critical patent/DE69819538T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/86—Separation
    • C07C209/88—Separation of optical isomers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C213/10—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B2200/00—Indexing scheme relating to specific properties of organic compounds
    • C07B2200/07—Optical isomers
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2601/00—Systems containing only non-condensed rings
    • C07C2601/02—Systems containing only non-condensed rings with a three-membered ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69819538T 1997-09-03 1998-09-01 Verfahren zur verbesserung der optischen reinheit von 2r-[1-hydroxy-1-trifluormethyl-3-cyclopropylpropyn-2-yl]-4-chloranilin Expired - Lifetime DE69819538T2 (de)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US5789197P 1997-09-03 1997-09-03
US57891P 1997-09-03
GB9721985 1997-10-17
GBGB9721985.1A GB9721985D0 (en) 1997-10-17 1997-10-17 Process for enhancing the optical purity
US9652998P 1998-08-13 1998-08-13
US96529P 1998-08-13
PCT/US1998/018104 WO1999011600A1 (en) 1997-09-03 1998-09-01 Process for enhancing the optical purity of 2r-[1-hydroxy- 1-trifluoromethyl- 3-cyclopropylpropyn-2yl] -4-chloroaniline

Publications (2)

Publication Number Publication Date
DE69819538D1 true DE69819538D1 (de) 2003-12-11
DE69819538T2 DE69819538T2 (de) 2004-09-30

Family

ID=27269064

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69819538T Expired - Lifetime DE69819538T2 (de) 1997-09-03 1998-09-01 Verfahren zur verbesserung der optischen reinheit von 2r-[1-hydroxy-1-trifluormethyl-3-cyclopropylpropyn-2-yl]-4-chloranilin

Country Status (19)

Country Link
EP (1) EP1017666B1 (de)
JP (1) JP4157272B2 (de)
KR (1) KR20010023584A (de)
CN (1) CN1276781A (de)
AT (1) ATE253548T1 (de)
AU (1) AU744536B2 (de)
BR (1) BR9811437A (de)
CA (1) CA2302011C (de)
DE (1) DE69819538T2 (de)
DK (1) DK1017666T3 (de)
EA (1) EA002039B1 (de)
ES (1) ES2209199T3 (de)
HR (1) HRP20000120A2 (de)
HU (1) HUP0003494A3 (de)
NZ (1) NZ503121A (de)
PL (1) PL338894A1 (de)
PT (1) PT1017666E (de)
SK (1) SK2932000A3 (de)
WO (1) WO1999011600A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5952537A (en) * 1998-03-13 1999-09-14 Wiley Organics, Inc. Preparation of cycloalkylacetylene compounds using dialkylaminomagnesium halide or bis(dialkylamino)magnesium
GB0015981D0 (en) * 2000-06-29 2000-08-23 Glaxo Group Ltd Novel process for preparing crystalline particles
PE20060587A1 (es) * 2004-09-02 2006-07-09 Bristol Myers Squibb Co Sintesis de (s)-6-cloro-4-ciclopropiletinil-4-trifluorometil-1,4-dihidro-2h-3,1-benzoxazin-2-ona
CN102617367A (zh) * 2012-03-08 2012-08-01 浙江江北药业有限公司 (S)-5-氯-α-（环丙基乙炔）-2-氨基-α-（三氟甲基）苯甲醇晶型的制备
CN109761829A (zh) * 2019-02-19 2019-05-17 盐城迪赛诺制药有限公司 一种高手性纯度依非韦伦中间体的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH498120A (de) * 1968-03-28 1970-10-31 Sandoz Ag Verfahren zur Herstellung neuer Indenopyridinderivate
US4085138A (en) * 1976-08-03 1978-04-18 Exxon Research & Engineering Co. Process for optical resolution of crude trans-1,2-cyclohexanediamine
DD285341B5 (de) * 1989-06-29 1993-08-26 Dresden Arzneimittel Verfahren zur herstellung der reinen enantiomeren des 1-(4-nitrophenoxy)-2-hydroxy-3-tert.-butylaminopropan und ihrer salze
IL106507A (en) * 1992-08-07 1997-11-20 Merck & Co Inc Pharmaceutical compositions containing benzoxazinones and some novel compounds of this type
US5442117A (en) * 1993-12-13 1995-08-15 Albemarle Corporation Enantiomeric resolution
JPH09208546A (ja) * 1995-11-29 1997-08-12 Ajinomoto Co Inc 新規置換ベンジルアミンの付加塩及びその光学分割法

Also Published As

Publication number Publication date
HRP20000120A2 (en) 2001-08-31
ATE253548T1 (de) 2003-11-15
HUP0003494A2 (hu) 2001-10-28
JP2001514242A (ja) 2001-09-11
PT1017666E (pt) 2004-03-31
DK1017666T3 (da) 2004-02-23
HUP0003494A3 (en) 2002-01-28
SK2932000A3 (en) 2001-01-18
AU744536B2 (en) 2002-02-28
CA2302011A1 (en) 1999-03-11
CA2302011C (en) 2008-05-13
PL338894A1 (en) 2000-11-20
EP1017666A1 (de) 2000-07-12
JP4157272B2 (ja) 2008-10-01
EA002039B1 (ru) 2001-12-24
WO1999011600A1 (en) 1999-03-11
KR20010023584A (ko) 2001-03-26
ES2209199T3 (es) 2004-06-16
EA200000279A1 (ru) 2000-08-28
NZ503121A (en) 2001-08-31
DE69819538T2 (de) 2004-09-30
EP1017666A4 (de) 2001-10-04
EP1017666B1 (de) 2003-11-05
CN1276781A (zh) 2000-12-13
AU9041898A (en) 1999-03-22
BR9811437A (pt) 2000-08-22

Similar Documents

Publication Publication Date Title
ATE250066T1 (de) Verfahren zur reduktion von oxiranyl-epothilonen zu olefinischen epothilonen
DE69801797D1 (de) Verfahren zur Herstellung von Acrylsäure
DE69406936D1 (de) Verfahren zur herstellung von amino-1-hydroxy-alkyliden-1,1-bisphosphonsäuren
DE69702354D1 (de) Verfahren zur Herstellung von Acrylsäure
DE69608083D1 (de) Verfahren zur Produktion von Polycarbonat
ATE257142T1 (de) Verfahren zur racematspaltung von 2- hydroxypropionsäuren
DE59607103D1 (de) Verfahren zur gewinnung von 2-hydroxy-4-methylthiobuttersäure (mha)
ATE253037T1 (de) Verfahren zur racematspaltung von tramadol
DE69819538D1 (de) Verfahren zur verbesserung der optischen reinheit von 2r-[1-hydroxy-1-trifluormethyl-3-cyclopropylpropyn-2-yl]-4-chloranilin
DE69931493D1 (de) Verfahren zur herstellung von hydroxymethylthiobuttersäure
ATE206407T1 (de) Verfahren zur herstellung von hiv proteasinhibitoren
DE59104247D1 (de) Verfahren zur Racemisierung von optisch aktiven 1-Aryl-alkylaminen.
ATE269314T1 (de) Verfahren zur herstellung von (2r, 3s)-amino-1,2- oxiran
DE69623966D1 (de) Verfahren zur herstellung von enantiomerenreinen azetdin-2-carbonsäuren
DE69614733D1 (de) Verfahren zur Herstellung von optisch aktiver Aminosäure
DE3672127D1 (de) Verfahren zur optischen spaltung der razemischen gemische von alpha-naphthylpropionsaeuren.
DE59409261D1 (de) Verfahren zur Aufarbeitung von Dünnsäure
ATE411281T1 (de) Verfahren zur herstellung von s-aryl-cystein
ATE360087T1 (de) Verfahren zur racematspaltung von arylalkylcarbonsäureestern
DE68920948D1 (de) Verfahren zur Racemisierung von Tetrahydrfuran-2-carbonsäure.
PT1140794E (pt) Novo processo de preparacao de aminoacidos quirais
DE59807664D1 (de) Verfahren zur herstellung von 3-cyano-2,4-dihalogen-5-fluor-benzoesäuren
ATE218545T1 (de) Verfahren zur herstellung von enantiomerisch angereicherten n-acylazetidin-2-carbonsäuren
DE69015907D1 (de) Verfahren zur optischen Trennung von Dropropizin.
ATE301637T1 (de) Verfahren zur herstellung von n-geschützten azetidin-2-carbonsäuren

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MERCK SHARP & DOHME CORP., NEW JERSEY, N.J., US

R081 Change of applicant/patentee

Ref document number: 1017666

Country of ref document: EP

Owner name: SCHERING CORPORATION, US

Free format text: FORMER OWNER: MERCK SHARP & DOHME CORP., 07065-0900 RAHWAY, US

Effective date: 20121213

R082 Change of representative

Ref document number: 1017666

Country of ref document: EP

Representative=s name: ABITZ & PARTNER, DE

Effective date: 20121213