GB1480923A - Process for the manufacture of 2-amino-3-cyanothiophenes - Google Patents

Process for the manufacture of 2-amino-3-cyanothiophenes

Info

Publication number
GB1480923A
GB1480923A GB5262374A GB5262374A GB1480923A GB 1480923 A GB1480923 A GB 1480923A GB 5262374 A GB5262374 A GB 5262374A GB 5262374 A GB5262374 A GB 5262374A GB 1480923 A GB1480923 A GB 1480923A
Authority
GB
United Kingdom
Prior art keywords
optionally substituted
formula
substituted alkyl
compound
hydrogen
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
GB5262374A
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB5262374A priority Critical patent/GB1480923A/en
Priority to DE19752553621 priority patent/DE2553621A1/en
Priority to JP14379375A priority patent/JPS5186460A/en
Priority to FR7537135A priority patent/FR2293431A1/en
Priority to US05/764,457 priority patent/US4111956A/en
Publication of GB1480923A publication Critical patent/GB1480923A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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
    • C07D333/42—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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 with nitro or nitroso radicals directly attached to ring carbon atoms
    • C07D333/44—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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 with nitro or nitroso radicals directly attached to ring carbon atoms attached in position 5
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
    • C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D233/28—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
    • C07D233/30—Oxygen or sulfur atoms
    • C07D233/32—One oxygen atom
    • C07D233/38—One oxygen atom with acyl radicals or hetero atoms directly attached to ring nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
    • C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur 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
    • C07D333/38—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
  • Thiazole And Isothizaole Compounds (AREA)

Abstract

1480923 2 - Amino - 3 - cyanothiophene derivatives IMPERIAL CHEMICAL INDUSTRIES Ltd 7 Nov 1975 [5 Dec 1974] 52623/74 Heading C2C Compounds of formula wherein X is cyano, acyl, alkylsulphonyl, arylsulphonyl, optionally substituted alkoxycarbonyl, nitro, phenyl or sulphamoyl, and Y is hydrogen, optionally substituted alkyl or optionally substituted aryl, are prepared by reacting a compound of the formula with an acid halide in the presence of a compound of the formula and optionally in the presence of an aprotic solvent, and subjecting the resulting compound of the formula or an acid salt thereof, to hydrolysis in acidic medium, wherein Z is hydrogen or an optionally substituted alkyl or aryl radical, and R<SP>2</SP> and R<SP>3</SP> each independently representing optionally substituted alkyl, cycloalkyl or aryl radicals, or R<SP>2</SP> and R<SP>3</SP> together form with the nitrogen atom a 5- or 6-membered nitrogen-containing heterocyclic ring.
GB5262374A 1974-12-05 1974-12-05 Process for the manufacture of 2-amino-3-cyanothiophenes Expired GB1480923A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB5262374A GB1480923A (en) 1974-12-05 1974-12-05 Process for the manufacture of 2-amino-3-cyanothiophenes
DE19752553621 DE2553621A1 (en) 1974-12-05 1975-11-28 PROCESS FOR THE PREPARATION OF 2-AMINO-3-CYANOTHIOPHENES
JP14379375A JPS5186460A (en) 1974-12-05 1975-12-02 FUKUSOKANSHIKIKAGOBUTSUNO SEIHO
FR7537135A FR2293431A1 (en) 1974-12-05 1975-12-04 PROCESS FOR THE PRODUCTION OF 2-AMINO-3-CYANOTHIOPHENS AND PRODUCTS OBTAINED
US05/764,457 US4111956A (en) 1974-12-05 1977-01-31 Process for the manufacture of heterocyclic compounds

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5262374A GB1480923A (en) 1974-12-05 1974-12-05 Process for the manufacture of 2-amino-3-cyanothiophenes

Publications (1)

Publication Number Publication Date
GB1480923A true GB1480923A (en) 1977-07-27

Family

ID=10464638

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5262374A Expired GB1480923A (en) 1974-12-05 1974-12-05 Process for the manufacture of 2-amino-3-cyanothiophenes

Country Status (4)

Country Link
JP (1) JPS5186460A (en)
DE (1) DE2553621A1 (en)
FR (1) FR2293431A1 (en)
GB (1) GB1480923A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3344294A1 (en) * 1983-12-07 1985-06-20 Bayer Ag, 5090 Leverkusen 2-AMINOTHIOPHENE COMPOUNDS
DE3402026A1 (en) * 1984-01-21 1985-07-25 Basf Ag, 6700 Ludwigshafen NEW 2-AMINOTHIOPHENE DERIVATIVES
EP0193885B1 (en) * 1985-03-02 1989-06-14 BASF Aktiengesellschaft Thiophene derivatives
DE3507421A1 (en) * 1985-03-02 1986-09-04 Basf Ag, 6700 Ludwigshafen Thiophene derivatives
DE3905577A1 (en) * 1989-02-23 1990-08-30 Basf Ag DIAMINOTHIOPHENE

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1218448B (en) * 1963-11-02 1966-06-08 Hoechst Ag Process for the preparation of carboxylic acid nitriles
DE1259893B (en) * 1965-08-10 1968-02-01 Hoechst Ag Process for the preparation of carboxylic acid nitriles
GB1425029A (en) * 1972-07-03 1976-02-18 Ici Ltd Azo dyes derived from thiophene diazo components

Also Published As

Publication number Publication date
DE2553621A1 (en) 1976-06-10
JPS5186460A (en) 1976-07-29
FR2293431B1 (en) 1979-10-19
FR2293431A1 (en) 1976-07-02

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee