FR926890A - Improved process for the preparation of ascorbic acid and the like - Google Patents

Improved process for the preparation of ascorbic acid and the like

Info

Publication number
FR926890A
FR926890A FR926890DA FR926890A FR 926890 A FR926890 A FR 926890A FR 926890D A FR926890D A FR 926890DA FR 926890 A FR926890 A FR 926890A
Authority
FR
France
Prior art keywords
preparation
ascorbic acid
improved process
improved
ascorbic
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.)
Merck and Co Inc
Original Assignee
Merck and 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 Merck and Co Inc filed Critical Merck and Co Inc
Application granted granted Critical
Publication of FR926890A publication Critical patent/FR926890A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/62—Three oxygen atoms, e.g. ascorbic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR926890D 1945-05-16 1946-05-14 Improved process for the preparation of ascorbic acid and the like Expired FR926890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US926890XA 1945-05-16 1945-05-16

Publications (1)

Publication Number Publication Date
FR926890A true FR926890A (en) 1947-10-14

Family

ID=22234568

Family Applications (1)

Application Number Title Priority Date Filing Date
FR926890D Expired FR926890A (en) 1945-05-16 1946-05-14 Improved process for the preparation of ascorbic acid and the like

Country Status (1)

Country Link
FR (1) FR926890A (en)

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