IE890236L - Process for the preparation of chloranil - Google Patents

Process for the preparation of chloranil

Info

Publication number
IE890236L
IE890236L IE890236A IE23689A IE890236L IE 890236 L IE890236 L IE 890236L IE 890236 A IE890236 A IE 890236A IE 23689 A IE23689 A IE 23689A IE 890236 L IE890236 L IE 890236L
Authority
IE
Ireland
Prior art keywords
chloranil
preparation
hydrogen peroxide
aqueous hydrogen
hydroquinones
Prior art date
Application number
IE890236A
Original Assignee
Softlining 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 Softlining Ag filed Critical Softlining Ag
Publication of IE890236L publication Critical patent/IE890236L/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C46/00—Preparation of quinones
    • C07C46/02—Preparation of quinones by oxidation giving rise to quinoid structures
    • C07C46/06—Preparation of quinones by oxidation giving rise to quinoid structures of at least one hydroxy group on a six-membered aromatic ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Process for the preparation of chloranil by oxidative chlorination of quinones or of hydroquinones with a mixture of hydrochloric acid and aqueous hydrogen peroxide, the introduction of the aqueous hydrogen peroxide taking place at a temperature above 60 DEG C.
IE890236A 1988-01-27 1989-01-26 Process for the preparation of chloranil IE890236L (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8800910A FR2626274B1 (en) 1988-01-27 1988-01-27 PROCESS FOR THE PREPARATION OF CHLORANIL

Publications (1)

Publication Number Publication Date
IE890236L true IE890236L (en) 1989-07-27

Family

ID=9362676

Family Applications (1)

Application Number Title Priority Date Filing Date
IE890236A IE890236L (en) 1988-01-27 1989-01-26 Process for the preparation of chloranil

Country Status (7)

Country Link
EP (1) EP0326456B1 (en)
JP (1) JPH01197454A (en)
AT (1) ATE82248T1 (en)
DE (1) DE68903392T2 (en)
ES (1) ES2056236T3 (en)
FR (1) FR2626274B1 (en)
IE (1) IE890236L (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2645114A1 (en) * 1976-10-06 1978-04-13 Peter Prof Dr Boldt Halogenation and opt. oxidn., of aromatic cpds. - with aq. hydrohalic acid and hydrogen peroxide, esp. for chloranil prodn.
DE2933119C2 (en) * 1979-08-16 1982-06-24 Chemische Fabrik Kalk GmbH, 5000 Köln Process for the production of bromanil

Also Published As

Publication number Publication date
FR2626274A1 (en) 1989-07-28
ES2056236T3 (en) 1994-10-01
JPH0529385B2 (en) 1993-04-30
EP0326456A1 (en) 1989-08-02
DE68903392D1 (en) 1992-12-17
ATE82248T1 (en) 1992-11-15
JPH01197454A (en) 1989-08-09
FR2626274B1 (en) 1990-05-04
DE68903392T2 (en) 1993-04-15
EP0326456B1 (en) 1992-11-11

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