CH468997A - Verfahren zur Aufspaltung eines racemischen Gemisches in die optischen Antipoden - Google Patents

Verfahren zur Aufspaltung eines racemischen Gemisches in die optischen Antipoden

Info

Publication number
CH468997A
CH468997A CH570365A CH570365A CH468997A CH 468997 A CH468997 A CH 468997A CH 570365 A CH570365 A CH 570365A CH 570365 A CH570365 A CH 570365A CH 468997 A CH468997 A CH 468997A
Authority
CH
Switzerland
Prior art keywords
resolution
racemic mixture
optical antipodes
antipodes
optical
Prior art date
Application number
CH570365A
Other languages
English (en)
Inventor
Frank Dr Schaeren Sidney
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Priority to CH570365A priority Critical patent/CH468997A/de
Priority to DE19661568755 priority patent/DE1568755A1/de
Priority to US541976A priority patent/US3884966A/en
Priority to BR178826/66A priority patent/BR6678826D0/pt
Priority to BE679805D priority patent/BE679805A/xx
Priority to FR58580A priority patent/FR1477079A/fr
Priority to DK207866AA priority patent/DK116726B/da
Priority to NL666605421A priority patent/NL153540B/xx
Priority to ES0325859A priority patent/ES325859A1/es
Priority to YU00773/66A priority patent/YU77366A/xx
Priority to GB17634/66A priority patent/GB1083076A/en
Publication of CH468997A publication Critical patent/CH468997A/de

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
    • C07D307/26—Heterocyclic compounds containing five-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
    • C07D307/30—Heterocyclic compounds containing five-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
    • C07D307/32—Oxygen atoms
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/22—Ortho- or ortho- and peri-condensed systems containing three rings containing only six-membered rings
    • C07C2603/26—Phenanthrenes; Hydrogenated phenanthrenes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Epoxy Compounds (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
CH570365A 1965-04-23 1965-04-23 Verfahren zur Aufspaltung eines racemischen Gemisches in die optischen Antipoden CH468997A (de)

Priority Applications (11)

Application Number Priority Date Filing Date Title
CH570365A CH468997A (de) 1965-04-23 1965-04-23 Verfahren zur Aufspaltung eines racemischen Gemisches in die optischen Antipoden
DE19661568755 DE1568755A1 (de) 1965-04-23 1966-03-26 Verfahren zur Aufspaltung eines racemischen Gemisches in die optischen Antipoden
US541976A US3884966A (en) 1965-04-23 1966-04-12 Phenenthrene salts of {60 ,{65 -dihydroxy-{62 -{62 ,dimethylbutyric acid
BR178826/66A BR6678826D0 (pt) 1965-04-23 1966-04-19 Processo para a resolucao de uma mistura racemica nos antipodas opticos
BE679805D BE679805A (de) 1965-04-23 1966-04-21
FR58580A FR1477079A (fr) 1965-04-23 1966-04-22 Procédé pour la résolution d'un mélange racémique en les antipodes optiques
DK207866AA DK116726B (da) 1965-04-23 1966-04-22 Fremgangsmåde til opspaltning af racemisk α-hydroxy-β,β-dimethyl-γ-butyrolacton i de optisk aktive antipoder.
NL666605421A NL153540B (nl) 1965-04-23 1966-04-22 Werkwijze voor de bereiding van d-(-)-pantolacton.
ES0325859A ES325859A1 (es) 1965-04-23 1966-04-22 Procedimiento para resolver alfa-hidroxi-beta, beta-dimetilgamma-butirolactona recemica en sus antipodas opticos.
YU00773/66A YU77366A (en) 1965-04-23 1966-04-23 Process for resolving racemic alfa-dhydroxy-beta, beta-dimethyl-gama-butyro-lactone (d, l-pantolactone)
GB17634/66A GB1083076A (en) 1965-04-23 1966-12-22 A process for resolving d,l-pantolactone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH570365A CH468997A (de) 1965-04-23 1965-04-23 Verfahren zur Aufspaltung eines racemischen Gemisches in die optischen Antipoden

Publications (1)

Publication Number Publication Date
CH468997A true CH468997A (de) 1969-02-28

Family

ID=4297967

Family Applications (1)

Application Number Title Priority Date Filing Date
CH570365A CH468997A (de) 1965-04-23 1965-04-23 Verfahren zur Aufspaltung eines racemischen Gemisches in die optischen Antipoden

Country Status (9)

Country Link
BE (1) BE679805A (de)
BR (1) BR6678826D0 (de)
CH (1) CH468997A (de)
DE (1) DE1568755A1 (de)
DK (1) DK116726B (de)
ES (1) ES325859A1 (de)
GB (1) GB1083076A (de)
NL (1) NL153540B (de)
YU (1) YU77366A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2809179A1 (de) * 1978-03-03 1979-09-13 Basf Ag Verfahren zur extraktion von pantolacton aus seinen waessrigen loesungen
US4225506A (en) * 1978-05-30 1980-09-30 Hoffmann-La Roche Inc. Process for manufacturing a diketone
CN111499602B (zh) * 2020-05-14 2022-06-07 安徽泰格生物科技有限公司 一种钙盐法提取dl-泛解酸内酯拆分液中d-泛解酸内酯的方法
CN112457181B (zh) * 2020-12-11 2023-08-29 黄冈美丰化工科技有限公司 一种d-泛酸钙的合成方法

Also Published As

Publication number Publication date
YU77366A (en) 1978-02-28
NL153540B (nl) 1977-06-15
NL6605421A (de) 1966-10-24
ES325859A1 (es) 1967-07-01
GB1083076A (en) 1967-09-13
BR6678826D0 (pt) 1973-09-18
BE679805A (de) 1966-10-21
DE1568755A1 (de) 1970-03-05
DK116726B (da) 1970-02-09

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