CA1089865A - PROCEDE D'OBTENTION DE .beta.-PYRONES - Google Patents

PROCEDE D'OBTENTION DE .beta.-PYRONES

Info

Publication number
CA1089865A
CA1089865A CA341,175A CA341175A CA1089865A CA 1089865 A CA1089865 A CA 1089865A CA 341175 A CA341175 A CA 341175A CA 1089865 A CA1089865 A CA 1089865A
Authority
CA
Canada
Prior art keywords
acid
carbon atoms
pyrones
maltol
formula
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
CA341,175A
Other languages
English (en)
Inventor
Paul D. Weeks
Robert P. Allingham
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.)
Pfizer Inc
Original Assignee
Pfizer 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
Priority claimed from CA255,993A external-priority patent/CA1077501A/fr
Application filed by Pfizer Inc filed Critical Pfizer Inc
Priority to CA341,175A priority Critical patent/CA1089865A/fr
Application granted granted Critical
Publication of CA1089865A publication Critical patent/CA1089865A/fr
Expired legal-status Critical Current

Links

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA341,175A 1975-08-28 1979-12-04 PROCEDE D'OBTENTION DE .beta.-PYRONES Expired CA1089865A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA341,175A CA1089865A (fr) 1975-08-28 1979-12-04 PROCEDE D'OBTENTION DE .beta.-PYRONES

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US60845275A 1975-08-28 1975-08-28
US608,452 1975-08-28
CA255,993A CA1077501A (fr) 1975-08-28 1976-06-29 Preparation de gamma-pyrones
CA341,175A CA1089865A (fr) 1975-08-28 1979-12-04 PROCEDE D'OBTENTION DE .beta.-PYRONES

Publications (1)

Publication Number Publication Date
CA1089865A true CA1089865A (fr) 1980-11-18

Family

ID=27164539

Family Applications (1)

Application Number Title Priority Date Filing Date
CA341,175A Expired CA1089865A (fr) 1975-08-28 1979-12-04 PROCEDE D'OBTENTION DE .beta.-PYRONES

Country Status (1)

Country Link
CA (1) CA1089865A (fr)

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Legal Events

Date Code Title Description
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