FR1201168A - Process for the preparation of ketene - Google Patents

Process for the preparation of ketene

Info

Publication number
FR1201168A
FR1201168A FR1201168DA FR1201168A FR 1201168 A FR1201168 A FR 1201168A FR 1201168D A FR1201168D A FR 1201168DA FR 1201168 A FR1201168 A FR 1201168A
Authority
FR
France
Prior art keywords
ketene
preparation
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
Other languages
French (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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Application granted granted Critical
Publication of FR1201168A publication Critical patent/FR1201168A/en
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
    • C07C45/87—Preparation of ketenes or dimeric ketenes
    • C07C45/88—Preparation of ketenes or dimeric ketenes from ketones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
FR1201168D 1958-08-01 1958-08-07 Process for the preparation of ketene Expired FR1201168A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH6248758A CH373372A (en) 1958-08-01 1958-08-01 Process for the production of ketene

Publications (1)

Publication Number Publication Date
FR1201168A true FR1201168A (en) 1959-12-29

Family

ID=4524327

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1201168D Expired FR1201168A (en) 1958-08-01 1958-08-07 Process for the preparation of ketene

Country Status (3)

Country Link
BE (1) BE570346A (en)
CH (1) CH373372A (en)
FR (1) FR1201168A (en)

Also Published As

Publication number Publication date
CH373372A (en) 1963-11-30
BE570346A (en) 1959-02-14

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