FR1176920A - Process for preparing alpha-lipoic acid and its intermediates - Google Patents

Process for preparing alpha-lipoic acid and its intermediates

Info

Publication number
FR1176920A
FR1176920A FR1176920DA FR1176920A FR 1176920 A FR1176920 A FR 1176920A FR 1176920D A FR1176920D A FR 1176920DA FR 1176920 A FR1176920 A FR 1176920A
Authority
FR
France
Prior art keywords
intermediates
lipoic acid
preparing alpha
alpha
preparing
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
Application number
Other languages
French (fr)
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 FR1176920A publication Critical patent/FR1176920A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C335/00—Thioureas, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C335/30—Isothioureas
    • C07C335/32—Isothioureas having sulfur atoms of isothiourea groups bound to acyclic carbon atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00—Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR1176920D 1954-07-22 1955-07-07 Process for preparing alpha-lipoic acid and its intermediates Expired FR1176920A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1176920XA 1954-07-22 1954-07-22

Publications (1)

Publication Number Publication Date
FR1176920A true FR1176920A (en) 1959-04-17

Family

ID=22374296

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1176920D Expired FR1176920A (en) 1954-07-22 1955-07-07 Process for preparing alpha-lipoic acid and its intermediates

Country Status (1)

Country Link
FR (1) FR1176920A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0763533A1 (en) * 1995-09-13 1997-03-19 Arzneimittelwerk Dresden Gmbh Preparation and use of the pure enantiomers of 8-chloro-6-sulfonyloxy-octanoic acid and its alkyl esters and of the pure enantiomers of 6,8-dichloro-octanoic acid and its alkyl esters

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0763533A1 (en) * 1995-09-13 1997-03-19 Arzneimittelwerk Dresden Gmbh Preparation and use of the pure enantiomers of 8-chloro-6-sulfonyloxy-octanoic acid and its alkyl esters and of the pure enantiomers of 6,8-dichloro-octanoic acid and its alkyl esters

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