AT343657B - PROCESS FOR PREPARING NEW 2H-PYRANE-2,6 (3H) -Dione DERIVATIVES AND THEIR SALTS - Google Patents

PROCESS FOR PREPARING NEW 2H-PYRANE-2,6 (3H) -Dione DERIVATIVES AND THEIR SALTS

Info

Publication number
AT343657B
AT343657B AT584475A AT584475A AT343657B AT 343657 B AT343657 B AT 343657B AT 584475 A AT584475 A AT 584475A AT 584475 A AT584475 A AT 584475A AT 343657 B AT343657 B AT 343657B
Authority
AT
Austria
Prior art keywords
pyrane
salts
dione derivatives
preparing new
preparing
Prior art date
Application number
AT584475A
Other languages
German (de)
Other versions
ATA584475A (en
Original Assignee
Smithkline Corp
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 Smithkline Corp filed Critical Smithkline Corp
Publication of ATA584475A publication Critical patent/ATA584475A/en
Application granted granted Critical
Publication of AT343657B publication Critical patent/AT343657B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D309/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings
    • C07D309/34—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D309/36—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
AT584475A 1974-07-29 1975-07-28 PROCESS FOR PREPARING NEW 2H-PYRANE-2,6 (3H) -Dione DERIVATIVES AND THEIR SALTS AT343657B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US49264074A 1974-07-29 1974-07-29
US57089675A 1975-04-23 1975-04-23

Publications (2)

Publication Number Publication Date
ATA584475A ATA584475A (en) 1977-10-15
AT343657B true AT343657B (en) 1978-06-12

Family

ID=27050812

Family Applications (1)

Application Number Title Priority Date Filing Date
AT584475A AT343657B (en) 1974-07-29 1975-07-28 PROCESS FOR PREPARING NEW 2H-PYRANE-2,6 (3H) -Dione DERIVATIVES AND THEIR SALTS

Country Status (17)

Country Link
JP (1) JPS5136458A (en)
AT (1) AT343657B (en)
CA (1) CA1064509A (en)
CH (1) CH615433A5 (en)
DD (1) DD118626A5 (en)
DE (1) DE2533843C2 (en)
DK (1) DK134552B (en)
ES (1) ES439664A1 (en)
FI (1) FI59406C (en)
FR (1) FR2280367A1 (en)
GB (1) GB1521712A (en)
HU (1) HU174067B (en)
IE (1) IE41709B1 (en)
IL (1) IL47792A (en)
LU (1) LU73066A1 (en)
NL (1) NL7509032A (en)
NO (1) NO142668C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1572271A (en) * 1976-06-16 1980-07-30 Smithkline Corp 5-acetyl-4-hydroxy-(3(1-phenylaminoethylidene)-2h-pyran-2,6(3h)-dione derivatives
FR2388808A1 (en) * 1977-04-29 1978-11-24 Smithkline Corp SUBSTITUTE DERIVATIVES OF 2H-PYRANNE-2,6 (3H) -DIONES, THEIR PREPARATION AND THEIR APPLICATION IN THERAPEUTICS
US4160021A (en) * 1977-05-23 1979-07-03 Smithkline Corporation Substituted 2H-pyran-2,6(3H)-dione derivatives
US5263435A (en) * 1992-08-12 1993-11-23 Mitsuba Electric Manufacturing Co., Ltd. Volute horn and method of manufacturing

Also Published As

Publication number Publication date
FI59406C (en) 1981-08-10
CH615433A5 (en) 1980-01-31
AU8345075A (en) 1977-02-03
NO752638L (en) 1976-01-30
ES439664A1 (en) 1977-03-01
LU73066A1 (en) 1976-03-02
DK134552B (en) 1976-11-29
DE2533843C2 (en) 1984-06-14
IL47792A (en) 1978-06-15
GB1521712A (en) 1978-08-16
NO142668C (en) 1980-09-24
ATA584475A (en) 1977-10-15
FR2280367B1 (en) 1979-08-10
IL47792A0 (en) 1975-10-15
HU174067B (en) 1979-10-28
NO142668B (en) 1980-06-16
CA1064509A (en) 1979-10-16
DK332675A (en) 1976-01-30
FI752139A (en) 1976-01-30
FR2280367A1 (en) 1976-02-27
JPS5136458A (en) 1976-03-27
IE41709L (en) 1976-01-29
IE41709B1 (en) 1980-03-12
NL7509032A (en) 1976-02-02
DD118626A5 (en) 1976-03-12
DE2533843A1 (en) 1976-02-19
FI59406B (en) 1981-04-30
DK134552C (en) 1977-05-09

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee