CA1069894A - Process for preparing 2-methyl-4-hydroxy-1-2-benzothiazine-3-carboxamide 1,1-dioxides - Google Patents

Process for preparing 2-methyl-4-hydroxy-1-2-benzothiazine-3-carboxamide 1,1-dioxides

Info

Publication number
CA1069894A
CA1069894A CA267,358A CA267358A CA1069894A CA 1069894 A CA1069894 A CA 1069894A CA 267358 A CA267358 A CA 267358A CA 1069894 A CA1069894 A CA 1069894A
Authority
CA
Canada
Prior art keywords
hydroxy
benzothiazine
carboxamide
reaction
methyl
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
CA267,358A
Other languages
English (en)
French (fr)
Inventor
Joseph G. Lombardino
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
Application filed by Pfizer Inc filed Critical Pfizer Inc
Application granted granted Critical
Publication of CA1069894A publication Critical patent/CA1069894A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D279/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D279/02—1,2-Thiazines; Hydrogenated 1,2-thiazines
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P29/00—Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Pain & Pain Management (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Rheumatology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
CA267,358A 1976-01-12 1976-12-07 Process for preparing 2-methyl-4-hydroxy-1-2-benzothiazine-3-carboxamide 1,1-dioxides Expired CA1069894A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64850776A 1976-01-12 1976-01-12

Publications (1)

Publication Number Publication Date
CA1069894A true CA1069894A (en) 1980-01-15

Family

ID=24601065

Family Applications (1)

Application Number Title Priority Date Filing Date
CA267,358A Expired CA1069894A (en) 1976-01-12 1976-12-07 Process for preparing 2-methyl-4-hydroxy-1-2-benzothiazine-3-carboxamide 1,1-dioxides

Country Status (15)

Country Link
JP (1) JPS5293777A (de)
AR (1) AR210628A1 (de)
AT (1) AT349483B (de)
CA (1) CA1069894A (de)
CH (1) CH594650A5 (de)
DD (1) DD130145A5 (de)
DK (1) DK579876A (de)
ES (1) ES454502A1 (de)
FI (1) FI63231B (de)
HU (1) HU173509B (de)
LU (1) LU76466A1 (de)
NL (1) NL7614135A (de)
PL (1) PL102554B1 (de)
SE (1) SE421792B (de)
SU (1) SU634672A3 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0076643B1 (de) * 1981-10-05 1985-02-20 Pfizer Inc. Verfahren zur Herstellung von Piroxicam und Zwischenprodukten daraus

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN160683B (de) * 1981-06-01 1987-07-25 Pfizer
US4474955A (en) * 1981-06-17 1984-10-02 Vincenzo Iannella Process for preparing 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-[N-(2-pyridinyl)carboxamide]-1,1-dioxide, and its phosphoric ester
DE3217315C2 (de) * 1982-05-08 1986-05-22 Gödecke AG, 1000 Berlin Arzneimittelzubereitungen mit einem Gehalt an Oxicam-Derivaten
IT1216686B (it) * 1988-04-01 1990-03-08 Chiesi Farma Spa Formulazioni farmaceutiche acquose di piroxicam e procedimento per laloro preparazione.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3591584A (en) * 1968-08-27 1971-07-06 Pfizer Benzothiazine dioxides

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0076643B1 (de) * 1981-10-05 1985-02-20 Pfizer Inc. Verfahren zur Herstellung von Piroxicam und Zwischenprodukten daraus

Also Published As

Publication number Publication date
CH594650A5 (en) 1978-01-13
SE7613691L (sv) 1977-07-13
DK579876A (da) 1977-07-13
JPS5293777A (en) 1977-08-06
SE421792B (sv) 1982-02-01
ATA915876A (de) 1978-09-15
FI63231B (fi) 1983-01-31
AT349483B (de) 1979-04-10
AR210628A1 (es) 1977-08-31
NL7614135A (nl) 1977-07-14
PL102554B1 (pl) 1979-04-30
DD130145A5 (de) 1978-03-08
FI763680A (de) 1977-07-13
SU634672A3 (ru) 1978-11-25
LU76466A1 (de) 1977-07-05
ES454502A1 (es) 1977-12-01
HU173509B (hu) 1979-05-28

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Legal Events

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