RO87466B - Procedeu pentru prepararea unor chinazolinone substituite - Google Patents

Procedeu pentru prepararea unor chinazolinone substituite

Info

Publication number
RO87466B
RO87466B RO112200A RO11220083A RO87466B RO 87466 B RO87466 B RO 87466B RO 112200 A RO112200 A RO 112200A RO 11220083 A RO11220083 A RO 11220083A RO 87466 B RO87466 B RO 87466B
Authority
RO
Romania
Prior art keywords
alkyl
salts
lower alkyl
substd
quat
Prior art date
Application number
RO112200A
Other languages
English (en)
Other versions
RO87466A (ro
Inventor
T. Victor Bandurco
D. Seymour Levine
M. Dennis Mulvey
J. Alfonso Tobia
Original Assignee
Ortho Pharmaceutical Corporation
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 US06/430,552 external-priority patent/US4490374A/en
Application filed by Ortho Pharmaceutical Corporation filed Critical Ortho Pharmaceutical Corporation
Publication of RO87466A publication Critical patent/RO87466A/ro
Publication of RO87466B publication Critical patent/RO87466B/ro

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D239/00Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72Quinazolines; Hydrogenated quinazolines
    • C07D239/78Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 2
    • C07D239/80Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Medicinal Preparation (AREA)
  • Manufacture Of Tobacco Products (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Cosmetics (AREA)

Abstract

Inventia se refera la un procedeu pentru prepararea unor chinazolinone substituite cu formula generala I: (vezi formula) în care R reprezinta hidrogen sau o grupa amino sau nitro, R2 reprezinta hidrogen, alchil cu 1...10 atomi de carbon, cicloalchil cu 3...6 atomi de carbon, cicloalchilmetil cu 3...6 atomi de carbon în grupa alchil, trifluormetil sau norbornilmetil, R3 si R4 sunt identici sau diferiti si reprezinta hidrogen, alchil cu 1...4 atomi de carbon, fenil sau fenil substituit cu halogen sau alcoxi cu 1...4 atomi de carbon, x reprezinta carboxi, carbalcoxi cu 1...4 atomi de carbon în grupa alcoxi, cian, metansulfonil, formil, benzoil sau piridil, constînd din aceea ca un compus cu formula generala II: (vezi formula) în care R1 si R2 au semnificatiile de mai sus si R este hidrogen sau metil, reactioneaza cu o olefina cu formula generala III: (vezi formula) în care R3, R4 si X au semnificatiile de mai sus, în prezenta hidroxizilor de amoniu cuaternari de preferinta a hidroxidului de benziltrimetilamoniu ca agent bazic, la temperatura cuprinsa între temperatura camerei si cea de reflux, produsul de condensare obtinut în care R este metil si/sau X este carbalcoxi fiind transformat în compusul dorit cu formula I prin tratare cu acid halogenhidric, de preferinta acid bromhidric sau iodhidric.
RO112200A 1982-09-30 1983-09-29 Procedeu pentru prepararea unor chinazolinone substituite RO87466B (ro)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/430,552 US4490374A (en) 1982-09-30 1982-09-30 5,6-Dialkoxy-3,4-optionally substituted-2(1H)quinazolinones, composition and method of use

Publications (2)

Publication Number Publication Date
RO87466A RO87466A (ro) 1985-08-31
RO87466B true RO87466B (ro) 1985-08-31

Family

ID=23708017

Family Applications (2)

Application Number Title Priority Date Filing Date
RO112200A RO87466B (ro) 1982-09-30 1983-09-29 Procedeu pentru prepararea unor chinazolinone substituite
RO83116473A RO89787A (ro) 1982-09-30 1983-09-29 Procedeu pentru prepararea unor chinazolinone substituite

Family Applications After (1)

Application Number Title Priority Date Filing Date
RO83116473A RO89787A (ro) 1982-09-30 1983-09-29 Procedeu pentru prepararea unor chinazolinone substituite

Country Status (13)

Country Link
KR (1) KR840006218A (ro)
AT (2) ATE58531T1 (ro)
DE (2) DE3382013D1 (ro)
ES (4) ES8503671A1 (ro)
HU (1) HU192242B (ro)
IL (1) IL69849A (ro)
NO (1) NO833541L (ro)
NZ (1) NZ205685A (ro)
PH (2) PH19508A (ro)
RO (2) RO87466B (ro)
SG (1) SG31887G (ro)
YU (2) YU196983A (ro)
ZW (1) ZW20883A1 (ro)

Also Published As

Publication number Publication date
KR840006218A (ko) 1984-11-22
DE3376978D1 (en) 1988-07-14
PH19508A (en) 1986-05-14
RO87466A (ro) 1985-08-31
ZW20883A1 (en) 1985-05-01
ATE58531T1 (de) 1990-12-15
IL69849A0 (en) 1983-12-30
PH21757A (en) 1988-02-18
SG31887G (en) 1987-07-17
IL69849A (en) 1987-11-30
ES526133A0 (es) 1985-03-16
ES532919A0 (es) 1985-09-01
YU192285A (en) 1987-12-31
ES532918A0 (es) 1985-09-01
ES8507512A1 (es) 1985-09-01
ES8507510A1 (es) 1985-09-01
ES8507511A1 (es) 1985-09-01
ES8503671A1 (es) 1985-03-16
HU192242B (en) 1988-10-28
NO833541L (no) 1984-04-02
YU196983A (en) 1987-02-28
ES532920A0 (es) 1985-09-01
DE3382013D1 (de) 1991-01-03
ATE34979T1 (de) 1988-06-15
NZ205685A (en) 1987-03-31
RO89787A (ro) 1986-07-30

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