GB486747A - Manufacture of pyrazolone derivatives - Google Patents

Manufacture of pyrazolone derivatives

Info

Publication number
GB486747A
GB486747A GB8270/38A GB827038A GB486747A GB 486747 A GB486747 A GB 486747A GB 8270/38 A GB8270/38 A GB 8270/38A GB 827038 A GB827038 A GB 827038A GB 486747 A GB486747 A GB 486747A
Authority
GB
United Kingdom
Prior art keywords
acetyl group
ester
monoacetyl
acid
chloride
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
GB8270/38A
Other languages
English (en)
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.)
BASF Schweiz AG
Original Assignee
Gesellschaft fuer Chemische Industrie in Basel CIBA
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 Gesellschaft fuer Chemische Industrie in Basel CIBA filed Critical Gesellschaft fuer Chemische Industrie in Basel CIBA
Publication of GB486747A publication Critical patent/GB486747A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings
    • C07D403/12—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • C07D231/18—One oxygen or sulfur atom
    • C07D231/20—One oxygen atom attached in position 3 or 5
    • C07D231/22—One oxygen atom attached in position 3 or 5 with aryl radicals attached to ring nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • C07D231/18—One oxygen or sulfur atom
    • C07D231/20—One oxygen atom attached in position 3 or 5
    • C07D231/22—One oxygen atom attached in position 3 or 5 with aryl radicals attached to ring nitrogen atoms
    • C07D231/26—1-Phenyl-3-methyl-5- pyrazolones, unsubstituted or substituted on the phenyl ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D403/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00
    • C07D403/14—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group C07D401/00 containing three or more hetero rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB8270/38A 1935-11-06 1936-11-06 Manufacture of pyrazolone derivatives Expired GB486747A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH486747X 1935-11-06

Publications (1)

Publication Number Publication Date
GB486747A true GB486747A (en) 1938-06-07

Family

ID=4516476

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8270/38A Expired GB486747A (en) 1935-11-06 1936-11-06 Manufacture of pyrazolone derivatives

Country Status (2)

Country Link
GB (1) GB486747A (enrdf_load_stackoverflow)
NL (1) NL48318C (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3503844A1 (de) * 1984-02-10 1985-08-14 Sandoz-Patent-GmbH, 7850 Lörrach Basische und/oder kationische gruppen enthaltende heterocyclische verbindungen und daraus hergestellte azoverbindungen
FR2559483A1 (fr) * 1984-02-10 1985-08-16 Sandoz Sa Composes heterocycliques contenant des groupes basiques et/ou cationiques, leur preparation et leur utilisation comme colorants

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3503844A1 (de) * 1984-02-10 1985-08-14 Sandoz-Patent-GmbH, 7850 Lörrach Basische und/oder kationische gruppen enthaltende heterocyclische verbindungen und daraus hergestellte azoverbindungen
FR2559483A1 (fr) * 1984-02-10 1985-08-16 Sandoz Sa Composes heterocycliques contenant des groupes basiques et/ou cationiques, leur preparation et leur utilisation comme colorants
GB2153835A (en) * 1984-02-10 1985-08-29 Sandoz Ltd Triazinyl azo dyestuffs and intermediates

Also Published As

Publication number Publication date
NL48318C (enrdf_load_stackoverflow)

Similar Documents

Publication Publication Date Title
DE69225500T2 (de) Chinazolinone als mittel gegen angina
DE69926154T2 (de) Pyridin-3-carbonsäurederivate und ihre Verwendung als Zwischenprodukte
Falco et al. 2, 4-Diaminopyrimidines as Antimalarials. I. 1 5-Aryloxyl and 5-Alkoxyl Derivatives
Shaw et al. iso Oxazolones. Part VI. The hydrogenation of 5-amino iso oxazoles. A new synthesis of pyrimidines
GB486747A (en) Manufacture of pyrazolone derivatives
KR101919097B1 (ko) 엘트롬보패그의 제조방법
BR0212812A (pt) Processos para a fabricação de pirazóis substituìdos e composição farmacêutica compreendendo os mesmos
GB779703A (en) Pyrazolone compounds and a process for making them
US2759949A (en) J-amino-x-cyanopyrazole and method
Potts 1: 2: 4-Triazoles. Part I. A synthesis of 3: 5-disubstituted 1: 2: 4-triazoles
Baker et al. Analogs of tetrahydrofolic acid VII. Synthesis of N‐[1‐(2‐amino‐4‐hydroxy‐6‐methyl‐5‐pyrimidyl)‐3‐propyl]‐p‐aminobenzoyl‐L‐glutamic acid, an inhibitor of folic reductase
US3163646A (en) J-aminobenzotriazinones-
US2694714A (en) Fast bases of the quinoline series
US2637732A (en) Process for the manufacture of
US1534512A (en) 1-aryl-5-pyrazolones and process of making same
Koelsch An Indole Synthesis from a m-Carboxyphenylhydrazone
Nisbet et al. 206. Heterocyclic ketones. Part I. β-Amino-ketones and related pyrazolines derived from benzylidene-and furfurylidene-acetone
DE892817C (de) Verfahren zur Herstellung weissgegerbter Leder
Hassan et al. Synthesis and biological evaluation of schiff bases and pyrazole derivatives derive from chalcones,(2e)-1-(4-Aminophenyl)-3-(2-Furyl) Prop-2-En-1-one
GB632832A (en) Manufacture of pyrazolones substituted in the 3-position
Tsuda et al. Communications-The Total Synthesis of Nordehydro-α-matrinidine (4, 5, 6, 8, 9, 10-Hexahydropyrido [3, 4, 5i, j] quinolizine)
DE904410C (de) Verfahren zur Herstellung von 1-Acylaminoaryl-5-pyrazolonen
DE833811C (de) Verfahren zur Herstellung von Abkoemmlingen von Sulfonamiden der aromatischen Reihe
Vaughan 2, 3-PYRROLIDINEDIONES. VI. REACTIONS WITH PHENYLHYDRAZINE
GB907758A (en) Diazo dyes derived from benzoylaminosulphonic acids and their use in silver-dye bleach processes