DE2444519C2 - Verfahren zur Herstellung von 1,2-Dihydro-2-oxo-4-methyl-chinolin-Derivaten - Google Patents

Verfahren zur Herstellung von 1,2-Dihydro-2-oxo-4-methyl-chinolin-Derivaten

Info

Publication number
DE2444519C2
DE2444519C2 DE19742444519 DE2444519A DE2444519C2 DE 2444519 C2 DE2444519 C2 DE 2444519C2 DE 19742444519 DE19742444519 DE 19742444519 DE 2444519 A DE2444519 A DE 2444519A DE 2444519 C2 DE2444519 C2 DE 2444519C2
Authority
DE
Germany
Prior art keywords
dihydro
oxo
methyl
preparation
acetic acid
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
DE19742444519
Other languages
German (de)
English (en)
Other versions
DE2444519A1 (de
Inventor
Erik Dr. Glis Wallis Herkenrath
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.)
Lonza AG
Original Assignee
Lonza 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
Priority claimed from CH1349373A external-priority patent/CH577973A5/de
Priority claimed from CH1349273A external-priority patent/CH572471A5/de
Application filed by Lonza AG filed Critical Lonza AG
Publication of DE2444519A1 publication Critical patent/DE2444519A1/de
Application granted granted Critical
Publication of DE2444519C2 publication Critical patent/DE2444519C2/de
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D215/00Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
    • C07D215/02Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
    • C07D215/16Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms 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
    • C07D215/38Nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Quinoline Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19742444519 1973-09-20 1974-09-18 Verfahren zur Herstellung von 1,2-Dihydro-2-oxo-4-methyl-chinolin-Derivaten Expired DE2444519C2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH1349373A CH577973A5 (en) 1973-09-20 1973-09-20 4-Methyl-7-substd.-2(1H)-quinolones prepn. - by reacting 1,3-phenylenediamine with diketene
CH1349273A CH572471A5 (en) 1973-09-20 1973-09-20 4-Methyl-7-substd.-2(1H)-quinolones prepn. - by reacting 1,3-phenylenediamine with diketene

Publications (2)

Publication Number Publication Date
DE2444519A1 DE2444519A1 (de) 1975-03-27
DE2444519C2 true DE2444519C2 (de) 1982-08-26

Family

ID=25712387

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742444519 Expired DE2444519C2 (de) 1973-09-20 1974-09-18 Verfahren zur Herstellung von 1,2-Dihydro-2-oxo-4-methyl-chinolin-Derivaten

Country Status (11)

Country Link
JP (1) JPS5058080A (enExample)
AT (1) AT337184B (enExample)
CA (1) CA1042894A (enExample)
CS (1) CS182266B2 (enExample)
DD (1) DD113536A5 (enExample)
DE (1) DE2444519C2 (enExample)
FR (1) FR2244763B1 (enExample)
GB (1) GB1420530A (enExample)
IT (1) IT1035085B (enExample)
LU (1) LU70958A1 (enExample)
NL (1) NL7412463A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100374423C (zh) * 2001-12-11 2008-03-12 西巴特殊化学品控股有限公司 4-甲基-7-氨基喹诺酮的制备工艺

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NICHTS-ERMITTELT

Also Published As

Publication number Publication date
NL7412463A (nl) 1975-03-24
DD113536A5 (enExample) 1975-06-12
AT337184B (de) 1977-06-10
CS182266B2 (en) 1978-04-28
JPS5058080A (enExample) 1975-05-20
GB1420530A (en) 1976-01-07
DE2444519A1 (de) 1975-03-27
FR2244763A1 (enExample) 1975-04-18
LU70958A1 (enExample) 1975-05-28
ATA759274A (de) 1976-10-15
CA1042894A (en) 1978-11-21
FR2244763B1 (enExample) 1979-03-16
IT1035085B (it) 1979-10-20

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8339 Ceased/non-payment of the annual fee