FR2247443B1 - - Google Patents

Info

Publication number
FR2247443B1
FR2247443B1 FR7434126A FR7434126A FR2247443B1 FR 2247443 B1 FR2247443 B1 FR 2247443B1 FR 7434126 A FR7434126 A FR 7434126A FR 7434126 A FR7434126 A FR 7434126A FR 2247443 B1 FR2247443 B1 FR 2247443B1
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
FR7434126A
Other versions
FR2247443A1 (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.)
Mitsubishi Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical 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 Mitsubishi Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Publication of FR2247443A1 publication Critical patent/FR2247443A1/fr
Application granted granted Critical
Publication of FR2247443B1 publication Critical patent/FR2247443B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7434126A 1973-10-11 1974-10-10 Expired FR2247443B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11407473A JPS5328900B2 (fr) 1973-10-11 1973-10-11

Publications (2)

Publication Number Publication Date
FR2247443A1 FR2247443A1 (fr) 1975-05-09
FR2247443B1 true FR2247443B1 (fr) 1976-10-22

Family

ID=14628381

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7434126A Expired FR2247443B1 (fr) 1973-10-11 1974-10-10

Country Status (10)

Country Link
US (1) US3956394A (fr)
JP (1) JPS5328900B2 (fr)
BE (1) BE820928A (fr)
CA (1) CA1033764A (fr)
DE (1) DE2446893C3 (fr)
FR (1) FR2247443B1 (fr)
GB (1) GB1441226A (fr)
IT (1) IT1020973B (fr)
NL (1) NL174455C (fr)
SU (1) SU818477A3 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51136629A (en) * 1975-05-16 1976-11-26 Mitsubishi Gas Chem Co Inc Process for purification of -tolualdehyde

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2485237A (en) * 1946-08-24 1949-10-18 Du Pont Synthesis of aromatic aldehydes
US2462739A (en) * 1946-11-13 1949-02-22 Du Pont Recovery of hydrogen fluorideboron trifluoride catalysts
US2534017A (en) * 1948-04-23 1950-12-12 Du Pont Catalyst recovery process
US3284508A (en) * 1963-02-18 1966-11-08 Du Pont Recovery of p-tolualdehyde
US3369048A (en) * 1963-08-08 1968-02-13 Mobil Oil Corp Aldehyde synthesis
US3636157A (en) * 1970-01-09 1972-01-18 Gulf Research Development Co Preparation of tolualdehydes

Also Published As

Publication number Publication date
NL174455C (nl) 1984-06-18
GB1441226A (en) 1976-06-30
DE2446893C3 (de) 1982-04-29
NL7413172A (nl) 1975-04-15
JPS5064237A (fr) 1975-05-31
IT1020973B (it) 1977-12-30
BE820928A (fr) 1975-02-03
NL174455B (nl) 1984-01-16
DE2446893A1 (de) 1975-04-17
SU818477A3 (ru) 1981-03-30
FR2247443A1 (fr) 1975-05-09
CA1033764A (fr) 1978-06-27
JPS5328900B2 (fr) 1978-08-17
US3956394A (en) 1976-05-11
DE2446893B2 (de) 1981-08-06

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Legal Events

Date Code Title Description
ST Notification of lapse