FR871075A - Process for the preparation of alpha-oxy-beta, beta-dimethyl-gamma butyrolactone - Google Patents

Process for the preparation of alpha-oxy-beta, beta-dimethyl-gamma butyrolactone

Info

Publication number
FR871075A
FR871075A FR871075DA FR871075A FR 871075 A FR871075 A FR 871075A FR 871075D A FR871075D A FR 871075DA FR 871075 A FR871075 A FR 871075A
Authority
FR
France
Prior art keywords
beta
oxy
alpha
dimethyl
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 FR871075A publication Critical patent/FR871075A/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
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D307/32—Oxygen atoms
    • C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR871075D 1940-04-24 1941-03-26 Process for the preparation of alpha-oxy-beta, beta-dimethyl-gamma butyrolactone Expired FR871075A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH871075X 1940-04-24

Publications (1)

Publication Number Publication Date
FR871075A true FR871075A (en) 1942-04-07

Family

ID=4544038

Family Applications (1)

Application Number Title Priority Date Filing Date
FR871075D Expired FR871075A (en) 1940-04-24 1941-03-26 Process for the preparation of alpha-oxy-beta, beta-dimethyl-gamma butyrolactone

Country Status (1)

Country Link
FR (1) FR871075A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003987A1 (en) * 1978-03-03 1979-09-19 BASF Aktiengesellschaft Process for the extraction of pantolactone from its aqueous solutions.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0003987A1 (en) * 1978-03-03 1979-09-19 BASF Aktiengesellschaft Process for the extraction of pantolactone from its aqueous solutions.

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