GB1479202A - Processes for preparing oxazinobenzodiazepines - Google Patents

Processes for preparing oxazinobenzodiazepines

Info

Publication number
GB1479202A
GB1479202A GB12068/74A GB1206874A GB1479202A GB 1479202 A GB1479202 A GB 1479202A GB 12068/74 A GB12068/74 A GB 12068/74A GB 1206874 A GB1206874 A GB 1206874A GB 1479202 A GB1479202 A GB 1479202A
Authority
GB
United Kingdom
Prior art keywords
alkyl
oxazinobenzodiazepines
preparing
processes
march
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
GB12068/74A
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.)
Delmar Chemicals Inc
Original Assignee
Delmar Chemicals 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 Delmar Chemicals Inc filed Critical Delmar Chemicals Inc
Priority to GB12068/74A priority Critical patent/GB1479202A/en
Priority to NO750909A priority patent/NO750909L/no
Priority to CA222,432A priority patent/CA1042429A/en
Priority to FR7508434A priority patent/FR2264544B1/fr
Priority to IE574/75A priority patent/IE40884B1/en
Priority to SE7503023A priority patent/SE419756B/en
Priority to DK109075AA priority patent/DK137648B/en
Priority to FI750794A priority patent/FI59100C/en
Priority to CH348475A priority patent/CH592669A5/xx
Priority to JP50035994A priority patent/JPS50131997A/ja
Priority to DE19752512092 priority patent/DE2512092A1/en
Publication of GB1479202A publication Critical patent/GB1479202A/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)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)

Abstract

1479202 Oxazinobenzodiazepines DELMAR CHEMICALS Ltd 10 March 1975 [19 March 1974] 12068/74 Heading C2C Compounds of the general formula (R 1-4 =H, alkyl, alkoxy, halogen, CF 3 , NO 2 CN; R 5 =H, alkyl, benzyl; R 6 = O, S; R 7 =H, alkyl, alkoxy; R 8 = H, alkyl, phenyl) are prepared by reacting a compound of the formula with the appropriate diketene in the presence of a basic condensation catalyst and in an inert organic solvent at -10‹ to +30‹ C.
GB12068/74A 1974-03-19 1974-03-19 Processes for preparing oxazinobenzodiazepines Expired GB1479202A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
GB12068/74A GB1479202A (en) 1974-03-19 1974-03-19 Processes for preparing oxazinobenzodiazepines
NO750909A NO750909L (en) 1974-03-19 1975-03-18
CA222,432A CA1042429A (en) 1974-03-19 1975-03-18 Processes for preparing oxazinobenzodiazepines
FR7508434A FR2264544B1 (en) 1974-03-19 1975-03-18
IE574/75A IE40884B1 (en) 1974-03-19 1975-03-18 Processes for preparing oxazinobenzodiazepines
SE7503023A SE419756B (en) 1974-03-19 1975-03-18 PROCEDURE FOR PREPARATION OF OXAGINO (3,2-D) (1,4) BENZODIAZEPINES
DK109075AA DK137648B (en) 1974-03-19 1975-03-18 Process for the preparation of oxazine benzodiazepine compounds.
FI750794A FI59100C (en) 1974-03-19 1975-03-18 FOERBAETTRING FOER FOERFARANDE FOER FRAMSTAELLNING AV 12B-PHENYL-8,12B-DIHYDRO 4H- (1,3) OXATSINO (3,2 D) (1,4) BENZODIAZEPIN-4,7 (6H) -DIONER
CH348475A CH592669A5 (en) 1974-03-19 1975-03-19
JP50035994A JPS50131997A (en) 1974-03-19 1975-03-19
DE19752512092 DE2512092A1 (en) 1974-03-19 1975-03-19 METHOD OF PREPARING OXAZINOBENZODIAZEPINE COMPOUNDS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB12068/74A GB1479202A (en) 1974-03-19 1974-03-19 Processes for preparing oxazinobenzodiazepines

Publications (1)

Publication Number Publication Date
GB1479202A true GB1479202A (en) 1977-07-06

Family

ID=9997861

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12068/74A Expired GB1479202A (en) 1974-03-19 1974-03-19 Processes for preparing oxazinobenzodiazepines

Country Status (11)

Country Link
JP (1) JPS50131997A (en)
CA (1) CA1042429A (en)
CH (1) CH592669A5 (en)
DE (1) DE2512092A1 (en)
DK (1) DK137648B (en)
FI (1) FI59100C (en)
FR (1) FR2264544B1 (en)
GB (1) GB1479202A (en)
IE (1) IE40884B1 (en)
NO (1) NO750909L (en)
SE (1) SE419756B (en)

Also Published As

Publication number Publication date
DK137648C (en) 1978-09-18
DE2512092A1 (en) 1975-09-25
FI59100B (en) 1981-02-27
IE40884B1 (en) 1979-09-12
FR2264544A1 (en) 1975-10-17
NO750909L (en) 1975-09-22
SE7503023L (en) 1975-09-22
DK137648B (en) 1978-04-10
FI59100C (en) 1981-06-10
SE419756B (en) 1981-08-24
JPS50131997A (en) 1975-10-18
CH592669A5 (en) 1977-10-31
CA1042429A (en) 1978-11-14
FR2264544B1 (en) 1978-12-01
FI750794A (en) 1975-09-20
DK109075A (en) 1975-09-20
IE40884L (en) 1975-09-19

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee