FI831302L - Foerfarande foer framstaellning av 6-alkoxi-3,6-dihydro-2h-pyran-3-oner. - Google Patents

Foerfarande foer framstaellning av 6-alkoxi-3,6-dihydro-2h-pyran-3-oner.

Info

Publication number
FI831302L
FI831302L FI831302A FI831302A FI831302L FI 831302 L FI831302 L FI 831302L FI 831302 A FI831302 A FI 831302A FI 831302 A FI831302 A FI 831302A FI 831302 L FI831302 L FI 831302L
Authority
FI
Finland
Prior art keywords
framstation
oner
alcoxy
pyran
dihydro
Prior art date
Application number
FI831302A
Other languages
English (en)
Other versions
FI71315C (fi
FI831302A0 (fi
FI71315B (fi
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 FI762039A external-priority patent/FI71316C/fi
Application filed by Pfizer filed Critical Pfizer
Publication of FI831302A0 publication Critical patent/FI831302A0/fi
Publication of FI831302L publication Critical patent/FI831302L/fi
Application granted granted Critical
Publication of FI71315B publication Critical patent/FI71315B/fi
Publication of FI71315C publication Critical patent/FI71315C/fi

Links

FI831302A 1975-08-28 1983-04-18 Foerfarande foer framstaellning av 6-alkoxi-3,6-dihydro-2h-pyran-3-oner FI71315C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US60845275A 1975-08-28 1975-08-28
US60845275 1975-08-28
FI762039A FI71316C (fi) 1975-08-28 1976-07-13 Ett nytt foerfarande foer framstaellning av gamma-pyroner
FI762039 1976-07-13

Publications (4)

Publication Number Publication Date
FI831302A0 FI831302A0 (fi) 1983-04-18
FI831302L true FI831302L (fi) 1983-04-18
FI71315B FI71315B (fi) 1986-09-09
FI71315C FI71315C (fi) 1986-12-19

Family

ID=26156820

Family Applications (1)

Application Number Title Priority Date Filing Date
FI831302A FI71315C (fi) 1975-08-28 1983-04-18 Foerfarande foer framstaellning av 6-alkoxi-3,6-dihydro-2h-pyran-3-oner

Country Status (1)

Country Link
FI (1) FI71315C (fi)

Also Published As

Publication number Publication date
FI71315C (fi) 1986-12-19
FI831302A0 (fi) 1983-04-18
FI71315B (fi) 1986-09-09

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: PFIZER INC.