FR1427398A - Method and apparatus for the separation of meta and para-cresol - Google Patents

Method and apparatus for the separation of meta and para-cresol

Info

Publication number
FR1427398A
FR1427398A FR8583A FR8583A FR1427398A FR 1427398 A FR1427398 A FR 1427398A FR 8583 A FR8583 A FR 8583A FR 8583 A FR8583 A FR 8583A FR 1427398 A FR1427398 A FR 1427398A
Authority
FR
France
Prior art keywords
cresol
para
meta
separation
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.)
Expired
Application number
FR8583A
Other languages
French (fr)
Inventor
Juergen Fleischer
Erich Meier
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.)
Bayer AG
Original Assignee
Bayer 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
Priority claimed from DEF42305A external-priority patent/DE1215726B/en
Application filed by Bayer AG filed Critical Bayer AG
Priority to FR8583A priority Critical patent/FR1427398A/en
Application granted granted Critical
Publication of FR1427398A publication Critical patent/FR1427398A/en
Expired 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
    • C07C37/84—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by crystallisation
    • 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
    • C07C37/74—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation
    • C07C37/78—Purification; separation; Use of additives, e.g. for stabilisation by physical treatment by distillation by azeotropic distillation
    • 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
    • C07C37/86—Purification; separation; Use of additives, e.g. for stabilisation by treatment giving rise to a chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
FR8583A 1964-03-13 1965-03-10 Method and apparatus for the separation of meta and para-cresol Expired FR1427398A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8583A FR1427398A (en) 1964-03-13 1965-03-10 Method and apparatus for the separation of meta and para-cresol

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEF42305A DE1215726B (en) 1964-03-13 1964-03-13 Method and device for separating a mixture of m- and p-cresol
FR8583A FR1427398A (en) 1964-03-13 1965-03-10 Method and apparatus for the separation of meta and para-cresol

Publications (1)

Publication Number Publication Date
FR1427398A true FR1427398A (en) 1966-02-04

Family

ID=25976160

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8583A Expired FR1427398A (en) 1964-03-13 1965-03-10 Method and apparatus for the separation of meta and para-cresol

Country Status (1)

Country Link
FR (1) FR1427398A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113501748A (en) * 2021-07-05 2021-10-15 湘潭大学 Method for separating m-cresol and p-cresol

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113501748A (en) * 2021-07-05 2021-10-15 湘潭大学 Method for separating m-cresol and p-cresol

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