FR2294157B1 - - Google Patents

Info

Publication number
FR2294157B1
FR2294157B1 FR7441152A FR7441152A FR2294157B1 FR 2294157 B1 FR2294157 B1 FR 2294157B1 FR 7441152 A FR7441152 A FR 7441152A FR 7441152 A FR7441152 A FR 7441152A FR 2294157 B1 FR2294157 B1 FR 2294157B1
Authority
FR
France
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
FR7441152A
Other languages
French (fr)
Other versions
FR2294157A1 (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.)
Beazer East Inc
Original Assignee
Koppers 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 Koppers Co Inc filed Critical Koppers Co Inc
Priority to FR7441152A priority Critical patent/FR2294157A1/fr
Publication of FR2294157A1 publication Critical patent/FR2294157A1/fr
Application granted granted Critical
Publication of FR2294157B1 publication Critical patent/FR2294157B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/68—Purification; separation; Use of additives, e.g. for stabilisation
    • C07C37/70—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment
    • C07C37/72—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/01—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
    • C07C37/045—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis by substitution of a group bound to the ring by nitrogen
    • C07C37/05—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis by substitution of a group bound to the ring by nitrogen by substitution of a NH2 group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7441152A 1974-12-13 1974-12-13 Procede de preparation d'hydroquinone Granted FR2294157A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7441152A FR2294157A1 (fr) 1974-12-13 1974-12-13 Procede de preparation d'hydroquinone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7441152A FR2294157A1 (fr) 1974-12-13 1974-12-13 Procede de preparation d'hydroquinone

Publications (2)

Publication Number Publication Date
FR2294157A1 FR2294157A1 (fr) 1976-07-09
FR2294157B1 true FR2294157B1 (zh) 1977-04-08

Family

ID=9146149

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7441152A Granted FR2294157A1 (fr) 1974-12-13 1974-12-13 Procede de preparation d'hydroquinone

Country Status (1)

Country Link
FR (1) FR2294157A1 (zh)

Also Published As

Publication number Publication date
FR2294157A1 (fr) 1976-07-09

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Legal Events

Date Code Title Description
ST Notification of lapse