GB1039963A - Improvements relating to pyrazole derivatives - Google Patents

Improvements relating to pyrazole derivatives

Info

Publication number
GB1039963A
GB1039963A GB22407/64A GB2240764A GB1039963A GB 1039963 A GB1039963 A GB 1039963A GB 22407/64 A GB22407/64 A GB 22407/64A GB 2240764 A GB2240764 A GB 2240764A GB 1039963 A GB1039963 A GB 1039963A
Authority
GB
United Kingdom
Prior art keywords
group
pyrazole
hydrogen atom
alkyl
hydroxyalkyl
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
GB22407/64A
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 GB1039963A publication Critical patent/GB1039963A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D231/00Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10Heterocyclic 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
    • C07D231/14Heterocyclic 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
    • C07D231/38Nitrogen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D231/00Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10Heterocyclic 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
    • C07D231/14Heterocyclic 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
    • C07D231/38Nitrogen atoms
    • C07D231/40Acylated on said nitrogen atom
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D401/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/06Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F2/00Processes of polymerisation
    • C08F2/38Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

The invention comprises compounds of formula <FORM:1039963/C2/1> wherein the ring contains two double bonds and the -CXNR1R2 group is attached to one of the ring-nitrogen atoms, X is oxygen or sulphur, R1 is a methyl group and R2 is a C1- 6 alkyl, C3- 6 alken-2-yl, C2- 6 alkoxyalkyl, C2- 6 hydroxyalkyl, dimethylamino, or C3- 7 dimethyl- or diethylaminoalkyl, wherein the alkyl moiety has 1 to 4 carbon atoms, group, or the group -NR1R2 is a morpholino, pyrrolidino, 3,4-dehydropiperidino or 3-azabicyclo[3,2,2]nonyl group, or a group <FORM:1039963/C2/2> wherein Y1 is a hydrogen atom or a methyl group, Y2 is a hydrogen atom or a methyl, ethyl, C2- 6 hydroxyalkyl or C2- 5 alkoxycarbonyl group, and Y3 is a hydrogen atom or a C1- 6 alkyl, C2- 6 hydroxyalkyl, trifluoromethyl, C2- 5 alkoxycarbonyl, C3- 7 dimethyl- or diethylaminoalkyl, wherein the alkyl moiety has 1 to 4 carbon atoms, C7- 9 aralkyl or b -pyrrolidinoethyl group, R3 is a hydrogen atom or a C1- 3 acyl group and R4 is a hydrogen, fluorine, chlorine or bromine atom or a C1- 3 alkyl or trifluoromethyl group, and their preparation by (a) reaction of a pyrazole-1-carbonyl or -thiocarbonyl chloride, or a 1-alkoxycarbonyl or 1-alkoxythiocarbonyl pyrazole, with an amine, (b) reaction of a pyrazole with an amine carbonyl or thiocarbonyl chloride or (c) reaction of a 3(5)-p-dimethylaminobenzalamino-pyrazole with 2,4-dinitrophenylhydrazone. 3(5) - p - Dimethylaminobenzalamino - 1 - dimethylcarbamyl-pyrazole is prepared by reaction of 3-aminopyrazole and benzaldehyde to form 3 - (p - dimethylaminobenzalamino) - pyrazole, and reacting this with sodium hydride and 1-dimethylcarbamyl-pyrazole. 3 - Acetamido - 4 - bromo - pyrazole is prepared by bromination. 3-Acylamino-pyrazoles are prepared by acylation.ALSO:Pharmaceutical compositions having analgesic, anti-inflammatory and central nervous system activity comprise, in combination with a carrier, a compound of formula <FORM:1039963/A5-A6/1> wherein X is oxygen or sulphur, the ring contains two double bonds and the group -CXNR1R2 is attached to one of the nitrogen atoms, R1 is a methyl group and R2 is a C1-6 alkyl, (3-6 alken-2-yl, C2-6 alkoxyalkyl, C2-6 hydroxyalkyl, dimethylamino, or dimethyl-or diethyl-aminoalkyl wherein the alkyl moiety has 1 to 4 carbon atoms and the whole group 3 to 7 carbon atoms, or the group -NR, R2 is a morpholino, pyrolidino, 3, 4-dehydropiperidino or 3 oza-binyreo-[3, 2, 2] nonyl group, or 4 group <FORM:1039963/A5-A6/2> wherein Y1 is a hydrogen atom or a methyl group Y2 is a hydrogen atom or a methyl, ethyl, C2-6 hydroxyalkyl or C2-5 alkoxycarbonyl group, and Y3 is a hydrogen atom or a C1-6 alkyl, C2-6 hydroxyalkyl, trifluoromethyl, C2-5 alkoxycarbonyl, C3-7 dimethyl-or diethyl-aminoalkyl wherein the alkyl moiety has 1 to 4 carbon atoms, b -pyrolidinoethyl or C7-9 aralkyl group, R3 is a hydrogen atom or a C1-3 aryl group, and R4 is a hydrogen, fluorine, chlorine or bromine atom or a C1-3 alkyl or trifluoromethyl group. The compositions may be in forms suitable for oral or parenteral administration with carriers such as water, saline, aqueous sugars, alcohols, oils, including cod-liver oil, or gums, and may contain other pharmaceutically active substances, for example vitamins, analgesics, tranquillisers, antibiotics and anti tussive agents. The forms taken may be hard or soft capsules, delayed release oral forms, powders, tablets, and oral or injectable solutions or suspensions, e.g. an injectable saline solution, a tablet with gelatin, talc, and a mannitol filler, and a capsule with a corn starch filler.
GB22407/64A 1963-05-31 1964-05-29 Improvements relating to pyrazole derivatives Expired GB1039963A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US284323A US3274203A (en) 1963-05-31 1963-05-31 1-carbamyl and thiocarbamyl-3-amino-4-nonsubstituted and substituted pyrazoles
US284374A US3277100A (en) 1963-05-31 1963-05-31 Novel substituted pyrazoles
US556540A US3362877A (en) 1963-05-31 1966-06-10 Use of 3-amino-n-carbamylpyrazoles as analgesic agents

Publications (1)

Publication Number Publication Date
GB1039963A true GB1039963A (en) 1966-08-24

Family

ID=27403460

Family Applications (1)

Application Number Title Priority Date Filing Date
GB22407/64A Expired GB1039963A (en) 1963-05-31 1964-05-29 Improvements relating to pyrazole derivatives

Country Status (5)

Country Link
US (3) US3277100A (en)
CH (1) CH454883A (en)
DK (1) DK116443B (en)
GB (1) GB1039963A (en)
SE (1) SE301812B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3694456A (en) * 1970-05-08 1972-09-26 Takeda Chemical Industries Ltd 1-disubstituted aminopyrazoles
US3940484A (en) * 1971-12-07 1976-02-24 The Boots Company Limited Insecticidal compositions and methods of combatting insects using substituted imidazoles
US3760084A (en) * 1972-05-01 1973-09-18 American Cyanamid Co Method of using 5-amino-1-phenyl or substituted phenyl-4-pyrazolecarbonitriles or carbox-amides
US3760083A (en) * 1972-05-01 1973-09-18 American Cyanamid Co A method for the use of 5-amino-3-ethyl-1-(m-fluorophenyl)-4-pyrazolecarboxamide
US3760082A (en) * 1972-05-01 1973-09-18 American Cyanamid Co Compositions containing 5-amino-3-ethyl-1-phenyl-4-pyrazolecarboxamides and methods of using the same
DE2458965C3 (en) * 1974-12-13 1979-10-11 Bayer Ag, 5090 Leverkusen 3-Amino-indazole-N-carboxylic acid derivatives, process for their preparation and pharmaceuticals containing them
DE102005057894A1 (en) * 2005-12-02 2007-06-06 Basf Ag Stabilized polymerizable mixtures

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2476986A (en) * 1949-07-26 Elmobe louis martin
US2817666A (en) * 1956-10-29 1957-12-24 Monsanto Chemicals N(3-methyl-5-pyrazolone)-halo-carboxanilides
US3080287A (en) * 1957-08-05 1963-03-05 Lewenstein Mozes Juda Analgesic compositions
US3013001A (en) * 1959-03-26 1961-12-12 Union Carbide Corp N-substituted pyrazole compounds and polymerization products thereof
US2998419A (en) * 1959-10-30 1961-08-29 Du Pont Certain amino, dicyano pyrazoles and process
US2998426A (en) * 1959-11-02 1961-08-29 Du Pont Certain amine, cyano pyrazoles
US2998425A (en) * 1959-11-02 1961-08-29 Du Pont Certain aminopyrazole carbonitriles containing a fluoroalkyl substituent
US3060091A (en) * 1961-02-13 1962-10-23 Ciba Geigy Corp Analgesic composition consisting of morphines and amino-indanes
US3308130A (en) * 1962-04-26 1967-03-07 Du Pont N-disubstituted carbamyl pyrazoles

Also Published As

Publication number Publication date
US3274203A (en) 1966-09-20
US3277100A (en) 1966-10-04
CH454883A (en) 1968-04-30
DK116443B (en) 1970-01-12
SE301812B (en) 1968-06-24
US3362877A (en) 1968-01-09

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