ES311673A1 - Procedure for the obtaining of the 2,5 dimercapto-benzoic acid. (Machine-translation by Google Translate, not legally binding) - Google Patents

Procedure for the obtaining of the 2,5 dimercapto-benzoic acid. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES311673A1
ES311673A1 ES0311673A ES311673A ES311673A1 ES 311673 A1 ES311673 A1 ES 311673A1 ES 0311673 A ES0311673 A ES 0311673A ES 311673 A ES311673 A ES 311673A ES 311673 A1 ES311673 A1 ES 311673A1
Authority
ES
Spain
Prior art keywords
benzoic acid
dimercapto
translation
obtaining
machine
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
ES0311673A
Other languages
Spanish (es)
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.)
Sandoz AG
Original Assignee
Sandoz AG
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 Sandoz AG filed Critical Sandoz AG
Publication of ES311673A1 publication Critical patent/ES311673A1/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

"Process for obtaining 2,5-dimercapto-benzoic acid", of general formula I ** (See formula) ** characterized in that a 2-halogeno-5-halogensulfonyl-benzoic acid is reduced, where halogen is a chlorine or bromine atom, the reduction product is treated with an alkaline sulfide in the presence of a catalyst and the reaction mixture is acidified. (Machine-translation by Google Translate, not legally binding)
ES0311673A 1963-11-29 1965-04-10 Procedure for the obtaining of the 2,5 dimercapto-benzoic acid. (Machine-translation by Google Translate, not legally binding) Expired ES311673A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1462063A CH426865A (en) 1963-11-29 1963-11-29 Process for the preparation of a new sulfur-containing compound

Publications (1)

Publication Number Publication Date
ES311673A1 true ES311673A1 (en) 1966-02-01

Family

ID=4402394

Family Applications (3)

Application Number Title Priority Date Filing Date
ES0306509A Expired ES306509A1 (en) 1963-11-29 1964-11-27 Procedure for the obtaining of dimercaptobenzoic acids. (Machine-translation by Google Translate, not legally binding)
ES0311673A Expired ES311673A1 (en) 1963-11-29 1965-04-10 Procedure for the obtaining of the 2,5 dimercapto-benzoic acid. (Machine-translation by Google Translate, not legally binding)
ES0311674A Expired ES311674A1 (en) 1963-11-29 1965-04-10 Procedure for the obtaining of dimercapto-benzoic acids. (Machine-translation by Google Translate, not legally binding)

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES0306509A Expired ES306509A1 (en) 1963-11-29 1964-11-27 Procedure for the obtaining of dimercaptobenzoic acids. (Machine-translation by Google Translate, not legally binding)

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES0311674A Expired ES311674A1 (en) 1963-11-29 1965-04-10 Procedure for the obtaining of dimercapto-benzoic acids. (Machine-translation by Google Translate, not legally binding)

Country Status (2)

Country Link
CH (1) CH426865A (en)
ES (3) ES306509A1 (en)

Also Published As

Publication number Publication date
CH426865A (en) 1966-12-31
ES306509A1 (en) 1965-06-01
ES311674A1 (en) 1966-02-01

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