ES470828A1 - Process for preparing quinazolinone oxides. - Google Patents

Process for preparing quinazolinone oxides.

Info

Publication number
ES470828A1
ES470828A1 ES470828A ES470828A ES470828A1 ES 470828 A1 ES470828 A1 ES 470828A1 ES 470828 A ES470828 A ES 470828A ES 470828 A ES470828 A ES 470828A ES 470828 A1 ES470828 A1 ES 470828A1
Authority
ES
Spain
Prior art keywords
oxides
preparing quinazolinone
preparing
quinazolinone oxides
useful
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
ES470828A
Other languages
Spanish (es)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of ES470828A1 publication Critical patent/ES470828A1/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/78—Quinazolines; Hydrogenated quinazolines with hetero atoms directly attached in position 2
    • C07D239/80—Oxygen atoms
    • C07D239/82—Oxygen atoms with an aryl radical attached in position 4

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pretreatment Of Seeds And Plants (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

Process for the preparation of quinazolinone-oxides of formula < CHEM > where: X = Cl, Br, NO2, CF3 Y = H, Br, Cl, F R1 = H, CH3 Such compounds are useful as intermediates in the preparation of 3-fluorobenzodiazepines, which are useful as tranquilizers, muscle relaxants and sedatives.
ES470828A 1977-06-16 1978-06-15 Process for preparing quinazolinone oxides. Expired ES470828A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US80707677A 1977-06-16 1977-06-16

Publications (1)

Publication Number Publication Date
ES470828A1 true ES470828A1 (en) 1979-10-01

Family

ID=25195510

Family Applications (1)

Application Number Title Priority Date Filing Date
ES470828A Expired ES470828A1 (en) 1977-06-16 1978-06-15 Process for preparing quinazolinone oxides.

Country Status (16)

Country Link
EP (1) EP0000149A1 (en)
JP (1) JPS545988A (en)
AT (1) ATA436678A (en)
AU (1) AU3709278A (en)
CA (1) CA1094068A (en)
DK (1) DK176378A (en)
ES (1) ES470828A1 (en)
FI (1) FI781928A (en)
GR (1) GR64944B (en)
IT (1) IT1098341B (en)
NO (1) NO782087L (en)
NZ (1) NZ187581A (en)
PL (1) PL113420B1 (en)
PT (1) PT68174A (en)
SU (1) SU797575A3 (en)
ZA (1) ZA783438B (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4946633B2 (en) * 1971-08-17 1974-12-11

Also Published As

Publication number Publication date
PL207682A1 (en) 1979-05-07
DK176378A (en) 1978-12-17
PT68174A (en) 1978-07-01
ATA436678A (en) 1981-01-15
PL113420B1 (en) 1980-12-31
GR64944B (en) 1980-06-10
SU797575A3 (en) 1981-01-15
AU3709278A (en) 1979-12-20
IT1098341B (en) 1985-09-07
CA1094068A (en) 1981-01-20
FI781928A (en) 1978-12-17
EP0000149A1 (en) 1979-01-10
JPS545988A (en) 1979-01-17
NZ187581A (en) 1980-11-28
IT7824615A0 (en) 1978-06-15
NO782087L (en) 1978-12-19
ZA783438B (en) 1979-06-27

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