BE843365A - Procede d'obtention de dimethyl-2,6 phenol techniquement pur a partir des residus de synthese d'orthocresol - Google Patents

Procede d'obtention de dimethyl-2,6 phenol techniquement pur a partir des residus de synthese d'orthocresol

Info

Publication number
BE843365A
BE843365A BE168276A BE168276A BE843365A BE 843365 A BE843365 A BE 843365A BE 168276 A BE168276 A BE 168276A BE 168276 A BE168276 A BE 168276A BE 843365 A BE843365 A BE 843365A
Authority
BE
Belgium
Prior art keywords
orthocresol
dimethyl phenol
technically pure
synthesis residues
obtaining technically
Prior art date
Application number
BE168276A
Other languages
English (en)
Inventor
H Spengler
G Storch
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 filed Critical
Publication of BE843365A publication Critical patent/BE843365A/fr

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
    • C07C37/685—Processes comprising at least two steps in series
    • 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)
BE168276A 1975-07-16 1976-06-24 Procede d'obtention de dimethyl-2,6 phenol techniquement pur a partir des residus de synthese d'orthocresol BE843365A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752531774 DE2531774C3 (de) 1975-07-16 1975-07-16 Verfahren zur Gewinnung von technisch reinem 2,6-Dimethylphenol aus Rückständen der o-Kresolsynthese

Publications (1)

Publication Number Publication Date
BE843365A true BE843365A (fr) 1976-10-18

Family

ID=5951659

Family Applications (1)

Application Number Title Priority Date Filing Date
BE168276A BE843365A (fr) 1975-07-16 1976-06-24 Procede d'obtention de dimethyl-2,6 phenol techniquement pur a partir des residus de synthese d'orthocresol

Country Status (6)

Country Link
JP (1) JPS5212136A (fr)
BE (1) BE843365A (fr)
DE (1) DE2531774C3 (fr)
FR (1) FR2318136A1 (fr)
GB (1) GB1531635A (fr)
NL (1) NL7606549A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2477006A1 (fr) * 1980-02-29 1981-09-04 Robert Cassou Appareil de transfert d'elements de reproduction animale, notamment d'embryons
JPS58110169A (ja) * 1981-12-23 1983-06-30 Asahi Malleable Iron Co Ltd 注湯方法
JPH01249737A (ja) * 1988-03-30 1989-10-05 Asahi Chem Ind Co Ltd オルソクレゾールおよび／または２，６−キシレノールの回収方法
ES2190228T5 (es) † 1998-09-03 2007-10-16 Crompton Corporation Purificacion de 2,4,6-tri-(ter.-butil)fenol por cristalizacion-fusion.
US20040211657A1 (en) * 2003-04-11 2004-10-28 Ingelbrecht Hugo Gerard Eduard Method of purifying 2,6-xylenol and method of producing poly(arylene ether) therefrom

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB662783A (en) * 1948-03-02 1951-12-12 Bataafsche Petroleum Purification of alkyl phenols
GB1018838A (en) * 1962-06-04 1966-02-02 Onderzoekinsinst Res Nv Improvements in and relating to the purification of 2,6-dimethylphenol
NL285017A (fr) * 1962-11-02
US3392090A (en) * 1966-12-09 1968-07-09 Koppers Co Inc Process for separation of alkyl phenols by azeotropic distillation with an alkane diol
BE716974A (fr) * 1967-06-27 1968-12-02

Also Published As

Publication number Publication date
FR2318136A1 (fr) 1977-02-11
DE2531774B2 (de) 1977-08-11
NL7606549A (nl) 1977-01-18
DE2531774C3 (de) 1978-04-06
DE2531774A1 (de) 1977-01-20
JPS5212136A (en) 1977-01-29
GB1531635A (en) 1978-11-08

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