YU42804B - Process for obtaining pyroxycam and intermediates therefor - Google Patents

Process for obtaining pyroxycam and intermediates therefor

Info

Publication number
YU42804B
YU42804B YU2228/82A YU222882A YU42804B YU 42804 B YU42804 B YU 42804B YU 2228/82 A YU2228/82 A YU 2228/82A YU 222882 A YU222882 A YU 222882A YU 42804 B YU42804 B YU 42804B
Authority
YU
Yugoslavia
Prior art keywords
piroxicam
alkyl
hydroxy
methyl
pyroxycam
Prior art date
Application number
YU2228/82A
Other languages
English (en)
Other versions
YU222882A (en
Inventor
Paul Douglas Weeks
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 US06/308,746 external-priority patent/US4376204A/en
Application filed by Pfizer filed Critical Pfizer
Publication of YU222882A publication Critical patent/YU222882A/xx
Publication of YU42804B publication Critical patent/YU42804B/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D279/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D279/041,3-Thiazines; Hydrogenated 1,3-thiazines
    • C07D279/081,3-Thiazines; Hydrogenated 1,3-thiazines condensed with carbocyclic rings or ring systems
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/72Nitrogen atoms
    • C07D213/75Amino or imino radicals, acylated by carboxylic or carbonic acids, or by sulfur or nitrogen analogues thereof, e.g. carbamates
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D275/00Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings
    • C07D275/04Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings condensed with carbocyclic rings or ring systems
    • C07D275/06Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings condensed with carbocyclic rings or ring systems with hetero atoms directly attached to the ring sulfur atom
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D279/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur atom as the only ring hetero atoms
    • C07D279/021,2-Thiazines; Hydrogenated 1,2-thiazines
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D417/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/02Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
    • C07D417/12Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Cephalosporin Compounds (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Compounds Of Unknown Constitution (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
  • Pyridine Compounds (AREA)
YU2228/82A 1981-10-05 1982-10-04 Process for obtaining pyroxycam and intermediates therefor YU42804B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/308,746 US4376204A (en) 1981-10-05 1981-10-05 3-Hydroxy 2-methyl benzisothiazolines as intermediates in production of piroxicam
US41303682A 1982-09-02 1982-09-02

Publications (2)

Publication Number Publication Date
YU222882A YU222882A (en) 1985-04-30
YU42804B true YU42804B (en) 1988-12-31

Family

ID=26976430

Family Applications (2)

Application Number Title Priority Date Filing Date
YU2228/82A YU42804B (en) 1981-10-05 1982-10-04 Process for obtaining pyroxycam and intermediates therefor
YU1560/84A YU42903B (en) 1981-10-05 1984-09-10 Process for obtaining intermediates leading to pyroxycam

Family Applications After (1)

Application Number Title Priority Date Filing Date
YU1560/84A YU42903B (en) 1981-10-05 1984-09-10 Process for obtaining intermediates leading to pyroxycam

Country Status (27)

Country Link
EP (1) EP0076643B1 (pl)
KR (1) KR850001223B1 (pl)
AT (1) ATE11916T1 (pl)
AU (1) AU534759B2 (pl)
BG (2) BG40811A3 (pl)
CA (1) CA1187873A (pl)
DD (2) DD216460A5 (pl)
DE (1) DE3262440D1 (pl)
DK (2) DK154646C (pl)
EG (1) EG15847A (pl)
ES (2) ES516208A0 (pl)
FI (1) FI75342C (pl)
GR (1) GR77345B (pl)
HK (1) HK52687A (pl)
HU (1) HU186977B (pl)
IE (1) IE53957B1 (pl)
IL (1) IL66921A0 (pl)
IN (1) IN159273B (pl)
MY (1) MY8700510A (pl)
NO (1) NO157140C (pl)
NZ (1) NZ202062A (pl)
PH (2) PH17991A (pl)
PL (2) PL136931B1 (pl)
PT (1) PT75642B (pl)
RO (2) RO86733B (pl)
SG (1) SG22987G (pl)
YU (2) YU42804B (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU759169B2 (en) 1997-09-05 2003-04-10 Warner-Lambert Company Certain benzothiazine dioxide endothelin antagonists and processes for their preparation

Family Cites Families (9)

* 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
US3853862A (en) * 1973-04-23 1974-12-10 Pfizer Production of 4-hydroxy-1,2-benzothiazine-3-carboxamides
US3891637A (en) * 1974-10-01 1975-06-24 Pfizer Process for the production of carboxamides of oxo-1,2-benzothiazine-1,1-dioxides
US3892740A (en) * 1974-10-15 1975-07-01 Pfizer Process for the production of carboxamides of oxo-1,2-benzothiazine-1,1-dioxides
US3960856A (en) * 1975-06-20 1976-06-01 Warner-Lambert Company Process for the preparation of 4-hydroxy-3-(5-methyl-3-isoxazolylcarbamoyl)-2-methyl-2H-1,2-benzothiazine 1,1-dioxide
SE421792B (sv) * 1976-01-12 1982-02-01 Pfizer Forfarande for framstellning av n-(2-pyridyl)-4-hydroxi-2-metyl-2h-1,2-benso-tiazin-3-karboxamid-1,1-dioxid
US4074048A (en) * 1976-05-10 1978-02-14 Warner-Lambert Company Process for the preparation of 4-hydroxy-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxides
US4100347A (en) * 1976-06-10 1978-07-11 Pfizer Inc. 3,4-Dihydro-2-methyl-4-oxo-2H-1,2-benzothiazine-3-carboxylic acid-1,1-dioxide
US4289879A (en) * 1980-09-29 1981-09-15 Pfizer Inc. Synthetic method and intermediate for piroxicam

Also Published As

Publication number Publication date
ES8407034A1 (es) 1984-09-01
YU156084A (en) 1985-04-30
CA1187873A (en) 1985-05-28
DK154646B (da) 1988-12-05
IL66921A0 (en) 1982-12-31
EG15847A (en) 1987-04-30
IN159273B (pl) 1987-04-25
RO84510B (ro) 1984-08-30
FI75342B (fi) 1988-02-29
PT75642B (en) 1985-12-09
FI823366A0 (fi) 1982-10-04
PL136540B1 (en) 1986-02-28
GR77345B (pl) 1984-09-11
PL238506A1 (en) 1984-04-09
IE822393L (en) 1983-04-05
HK52687A (en) 1987-07-17
KR840001963A (ko) 1984-06-07
NZ202062A (en) 1985-08-30
DK204888A (da) 1988-04-14
PL244761A1 (en) 1984-07-16
AU8891782A (en) 1983-04-14
RO86733B (ro) 1985-05-01
YU222882A (en) 1985-04-30
KR850001223B1 (ko) 1985-08-23
EP0076643B1 (en) 1985-02-20
PH19297A (en) 1986-03-05
ES8400418A1 (es) 1983-11-01
ES522788A0 (es) 1984-09-01
HU186977B (en) 1985-10-28
BG40811A3 (en) 1987-02-16
ATE11916T1 (de) 1985-03-15
DK439482A (da) 1983-04-06
DK154139C (da) 1989-03-06
PL136931B1 (en) 1986-04-30
EP0076643A1 (en) 1983-04-13
RO86733A (ro) 1985-04-17
DK204888D0 (da) 1988-04-14
SG22987G (en) 1987-07-10
NO157140B (no) 1987-10-19
NO823330L (no) 1983-04-06
NO157140C (no) 1988-02-03
BG40812A3 (en) 1987-02-16
ES516208A0 (es) 1983-11-01
DD203051A5 (de) 1983-10-12
DK154139B (da) 1988-10-17
IE53957B1 (en) 1989-04-26
AU534759B2 (en) 1984-02-16
DD216460A5 (de) 1984-12-12
DE3262440D1 (en) 1985-03-28
YU42903B (en) 1988-12-31
FI75342C (fi) 1988-06-09
RO84510A (ro) 1984-06-21
MY8700510A (en) 1987-12-31
PH17991A (en) 1985-02-28
DK154646C (da) 1989-05-08
PT75642A (en) 1982-11-01
FI823366L (fi) 1983-04-06

Similar Documents

Publication Publication Date Title
PT74404A (en) Process for preparing novel antihelmintic agents
AU527271B2 (en) Gasification on molten iron
ZA795351B (en) Device for the fasification of carbon by means of a molten metal bath
AU550235B2 (en) Carbon gasification in molten iron bath
YU42804B (en) Process for obtaining pyroxycam and intermediates therefor
DE3370153D1 (de) 2-(omega-alkylaminoalkyl)- and 2-(omega-dialkylaminoalkyl)-3-(4-x-benzylidene)-phthalimidines
AU4828279A (en) Introducing agents into a vessel of molten metal
KR790000647B1 (en) Manufacturing method for complicated shape parts by molten method
JPS51141776A (en) A process for insolubilization and recycling of sludge containing
RO96502A2 (ro) Procedeu pentru turnarea lingourilor