ES401459A1 - A procedure for the preparation of benzodiacepine derivatives. (Machine-translation by Google Translate, not legally binding) - Google Patents

A procedure for the preparation of benzodiacepine derivatives. (Machine-translation by Google Translate, not legally binding)

Info

Publication number
ES401459A1
ES401459A1 ES401459A ES401459A ES401459A1 ES 401459 A1 ES401459 A1 ES 401459A1 ES 401459 A ES401459 A ES 401459A ES 401459 A ES401459 A ES 401459A ES 401459 A1 ES401459 A1 ES 401459A1
Authority
ES
Spain
Prior art keywords
translation
procedure
preparation
machine
legally binding
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
ES401459A
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of ES401459A1 publication Critical patent/ES401459A1/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D498/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

A procedure for the preparation of benzodiazepine derivatives of the formula **(See formula)** in which R1 signifies hydrogen, halogen, lower alkyl or nitro; R2 signifies hydrogen, lower alkyl or di-lower alkylamino-lower alkyl; R3 signifies pyridyl, phenyl or halophenyl; and B means -CH2- or -CO-, characterized by being a compound of the general formula **(See formula)** in which R1, R2, R3 and B have the same meaning that has been attributed to them before, with a reducing agent. (Machine-translation by Google Translate, not legally binding)
ES401459A 1971-04-06 1972-04-05 A procedure for the preparation of benzodiacepine derivatives. (Machine-translation by Google Translate, not legally binding) Expired ES401459A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13177071A 1971-04-06 1971-04-06

Publications (1)

Publication Number Publication Date
ES401459A1 true ES401459A1 (en) 1975-02-16

Family

ID=22450954

Family Applications (1)

Application Number Title Priority Date Filing Date
ES401459A Expired ES401459A1 (en) 1971-04-06 1972-04-05 A procedure for the preparation of benzodiacepine derivatives. (Machine-translation by Google Translate, not legally binding)

Country Status (7)

Country Link
AT (1) AT329061B (en)
CA (1) CA967955A (en)
CH (1) CH562219A5 (en)
ES (1) ES401459A1 (en)
HU (1) HU168786B (en)
NL (1) NL7204248A (en)
YU (1) YU34685B (en)

Also Published As

Publication number Publication date
CA967955A (en) 1975-05-20
ATA287872A (en) 1975-07-15
YU34685B (en) 1979-12-31
AT329061B (en) 1976-04-26
CH562219A5 (en) 1975-05-30
NL7204248A (en) 1972-10-10
HU168786B (en) 1976-07-28
YU92972A (en) 1979-07-10

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