DE68920948T2 - Verfahren zur Racemisierung von Tetrahydrfuran-2-carbonsäure. - Google Patents

Verfahren zur Racemisierung von Tetrahydrfuran-2-carbonsäure.

Info

Publication number
DE68920948T2
DE68920948T2 DE1989620948 DE68920948T DE68920948T2 DE 68920948 T2 DE68920948 T2 DE 68920948T2 DE 1989620948 DE1989620948 DE 1989620948 DE 68920948 T DE68920948 T DE 68920948T DE 68920948 T2 DE68920948 T2 DE 68920948T2
Authority
DE
Germany
Prior art keywords
tetrahydrfuran
racemization
carboxylic acid
carboxylic
acid
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 - Fee Related
Application number
DE1989620948
Other languages
English (en)
Other versions
DE68920948D1 (de
Inventor
Hiroyuki Nohira
Shoko Takebayashi
Atsushi Yuzawa
Masami Yajima
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.)
Yamakawa Industrial Co Ltd
Original Assignee
Yamakawa Industrial Co Ltd
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 Yamakawa Industrial Co Ltd filed Critical Yamakawa Industrial Co Ltd
Application granted granted Critical
Publication of DE68920948D1 publication Critical patent/DE68920948D1/de
Publication of DE68920948T2 publication Critical patent/DE68920948T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
    • C07D307/18—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members 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
    • C07D307/24—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE1989620948 1988-11-01 1989-10-27 Verfahren zur Racemisierung von Tetrahydrfuran-2-carbonsäure. Expired - Fee Related DE68920948T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP27712988A JP2513001B2 (ja) 1988-11-01 1988-11-01 光学活性テトラヒドロフラン−２−カルボン酸のラセミ化方法

Publications (2)

Publication Number Publication Date
DE68920948D1 DE68920948D1 (de) 1995-03-16
DE68920948T2 true DE68920948T2 (de) 1995-08-17

Family

ID=17579195

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989620948 Expired - Fee Related DE68920948T2 (de) 1988-11-01 1989-10-27 Verfahren zur Racemisierung von Tetrahydrfuran-2-carbonsäure.

Country Status (3)

Country Link
EP (1) EP0367515B1 (de)
JP (1) JP2513001B2 (de)
DE (1) DE68920948T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4122218A1 (de) * 1991-07-04 1993-01-07 Consortium Elektrochem Ind Verfahren zur herstellung optisch aktiver carbonsaeuren
DK1348684T3 (da) * 2003-04-09 2006-07-03 Servier Lab Fremgangsmåde til syntese af (2S)-indolin-2-carboxylsyre og anvendelse heraf til syntese af perindopril
JOP20190230A1 (ar) * 2009-01-15 2017-06-16 Incyte Corp طرق لاصلاح مثبطات انزيم jak و المركبات الوسيطة المتعلقة به
SG11201503141TA (en) 2012-11-01 2015-06-29 Incyte Corp Tricyclic fused thiophene derivatives as jak inhibitors
CN106687462A (zh) * 2014-04-30 2017-05-17 因赛特公司 Jak1抑制剂的制备方法以及其新形式
MX2020010322A (es) 2018-03-30 2022-11-30 Incyte Corp Tratamiento de la hidradenitis supurativa mediante el uso de inhibidores de actividad de la cinasa janus (jak).

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3954870A (en) * 1970-05-11 1976-05-04 Sumitomo Chemical Company, Limited Method of racemization of optically active amines
FR2351079A1 (fr) * 1976-05-14 1977-12-09 Roussel Uclaf Procede de racemisation d'allethrolone optiquement active
US4613689A (en) * 1985-08-30 1986-09-23 Stauffer Chemical Company Racemization of optically active compounds having a chlorine substituted chiral carbon atom

Also Published As

Publication number Publication date
JPH02124881A (ja) 1990-05-14
EP0367515A1 (de) 1990-05-09
JP2513001B2 (ja) 1996-07-03
DE68920948D1 (de) 1995-03-16
EP0367515B1 (de) 1995-02-01

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee