DE189200C - - Google Patents

Info

Publication number
DE189200C
DE189200C DENDAT189200D DE189200DA DE189200C DE 189200 C DE189200 C DE 189200C DE NDAT189200 D DENDAT189200 D DE NDAT189200D DE 189200D A DE189200D A DE 189200DA DE 189200 C DE189200 C DE 189200C
Authority
DE
Germany
Prior art keywords
copper
sulfhydrates
expediently
cooh
heating
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.)
Active
Application number
DENDAT189200D
Other languages
German (de)
Publication of DE189200C publication Critical patent/DE189200C/de
Active 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)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: Verfahren zur Darstellung von Thiosalicylsäure (SH: COOH=I: 2), darin bestehend, daß man o-Halogenbenzoesäuren mit Alkalisulfhydraten, zweckmäßig unter Zusatz von Kupfer oder Kupfersalzen, auf höhere Temperaturen erhitzt.Process for the preparation of thiosalicylic acid (SH: COOH = I: 2), consisting in heating o-halobenzoic acids with alkali metal sulfhydrates, expediently with the addition of copper or copper salts, to higher temperatures.
DENDAT189200D Active DE189200C (en)

Publications (1)

Publication Number Publication Date
DE189200C true DE189200C (en)

Family

ID=452768

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT189200D Active DE189200C (en)

Country Status (1)

Country Link
DE (1) DE189200C (en)

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