DK148084C - PROCEDURE FOR MANUFACTURING GAMMA PYRONS - Google Patents

PROCEDURE FOR MANUFACTURING GAMMA PYRONS

Info

Publication number
DK148084C
DK148084C DK146379A DK146379A DK148084C DK 148084 C DK148084 C DK 148084C DK 146379 A DK146379 A DK 146379A DK 146379 A DK146379 A DK 146379A DK 148084 C DK148084 C DK 148084C
Authority
DK
Denmark
Prior art keywords
pyrons
procedure
manufacturing gamma
gamma
manufacturing
Prior art date
Application number
DK146379A
Other languages
Danish (da)
Other versions
DK146379A (en
DK148084B (en
Inventor
Paul Douglas Weeks
Robert Pierce Allingham
Original Assignee
Pfizer
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 DK315576A external-priority patent/DK148020C/en
Application filed by Pfizer filed Critical Pfizer
Publication of DK146379A publication Critical patent/DK146379A/en
Publication of DK148084B publication Critical patent/DK148084B/en
Application granted granted Critical
Publication of DK148084C publication Critical patent/DK148084C/en

Links

DK146379A 1975-08-28 1979-04-09 PROCEDURE FOR MANUFACTURING GAMMA PYRONS DK148084C (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US60845275A 1975-08-28 1975-08-28
US60845275 1975-08-28
DK315576A DK148020C (en) 1975-08-28 1976-07-13 METHOD FOR PREPARING 6-ALCOXY-2H-PYRANE-3 (6H) -ON COMPOUNDS
DK315576 1976-07-13

Publications (3)

Publication Number Publication Date
DK146379A DK146379A (en) 1979-04-09
DK148084B DK148084B (en) 1985-02-25
DK148084C true DK148084C (en) 1985-09-16

Family

ID=26066911

Family Applications (1)

Application Number Title Priority Date Filing Date
DK146379A DK148084C (en) 1975-08-28 1979-04-09 PROCEDURE FOR MANUFACTURING GAMMA PYRONS

Country Status (1)

Country Link
DK (1) DK148084C (en)

Also Published As

Publication number Publication date
DK146379A (en) 1979-04-09
DK148084B (en) 1985-02-25

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Legal Events

Date Code Title Description
PBP Patent lapsed