CH554823A - PROCESS FOR PURIFYING 2,3,5-TRIMETHYLHYDROQUINONE. - Google Patents

PROCESS FOR PURIFYING 2,3,5-TRIMETHYLHYDROQUINONE.

Info

Publication number
CH554823A
CH554823A CH1606972A CH1606972A CH554823A CH 554823 A CH554823 A CH 554823A CH 1606972 A CH1606972 A CH 1606972A CH 1606972 A CH1606972 A CH 1606972A CH 554823 A CH554823 A CH 554823A
Authority
CH
Switzerland
Prior art keywords
trimethylhydroquinone
purifying
Prior art date
Application number
CH1606972A
Other languages
French (fr)
Original Assignee
Kuraray Co
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 Kuraray Co filed Critical Kuraray Co
Publication of CH554823A publication Critical patent/CH554823A/en

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
    • C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1606972A 1971-11-05 1972-11-03 PROCESS FOR PURIFYING 2,3,5-TRIMETHYLHYDROQUINONE. CH554823A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8843871A JPS5126426B2 (en) 1971-11-05 1971-11-05

Publications (1)

Publication Number Publication Date
CH554823A true CH554823A (en) 1974-10-15

Family

ID=13942787

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1606972A CH554823A (en) 1971-11-05 1972-11-03 PROCESS FOR PURIFYING 2,3,5-TRIMETHYLHYDROQUINONE.

Country Status (5)

Country Link
JP (1) JPS5126426B2 (en)
CH (1) CH554823A (en)
DE (1) DE2250065C3 (en)
FR (1) FR2158424B1 (en)
GB (1) GB1357280A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4147625A (en) * 1978-04-26 1979-04-03 Continental Oil Company Method for clarifying discolored trimethylhydroquinone solutions
JPS6136236A (en) * 1984-07-30 1986-02-20 Kawasaki Kasei Chem Ltd Production of naphthohydroquinone
US7541417B2 (en) 2006-03-30 2009-06-02 Sabic Innovative Plastics Ip B.V. Process for the purification of dihydric phenols
US7528210B2 (en) * 2006-03-30 2009-05-05 Sabic Innovative Plastics Ip B.V. Method of purification of dihydric phenols
CN102659580B (en) * 2012-04-18 2014-01-15 天津大学 Preparation method and crystallization method of 2, 3, 5-tri-methyl hydroquinone diester new crystal
CN115043710B (en) * 2022-05-31 2024-03-12 武汉华尔生物科技有限公司 Purification method of high-purity hydroquinone

Also Published As

Publication number Publication date
FR2158424B1 (en) 1975-03-28
JPS4852729A (en) 1973-07-24
DE2250065C3 (en) 1979-10-04
FR2158424A1 (en) 1973-06-15
DE2250065B2 (en) 1979-02-15
JPS5126426B2 (en) 1976-08-06
GB1357280A (en) 1974-06-19
DE2250065A1 (en) 1973-05-10

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Legal Events

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