CA1249284A - Process for the preparation of 3-methyl-7-fluoro-5- nitrobenzothiophene - Google Patents

Process for the preparation of 3-methyl-7-fluoro-5- nitrobenzothiophene

Info

Publication number
CA1249284A
CA1249284A CA000475083A CA475083A CA1249284A CA 1249284 A CA1249284 A CA 1249284A CA 000475083 A CA000475083 A CA 000475083A CA 475083 A CA475083 A CA 475083A CA 1249284 A CA1249284 A CA 1249284A
Authority
CA
Canada
Prior art keywords
fluoro
acid
chloro
compound
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
CA000475083A
Other languages
English (en)
French (fr)
Inventor
Bodo Junge
Peter-Rudolf Seidel
Karl-Heinz Wahl
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.)
Bayer AG
Original Assignee
Troponwerke GmbH
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 Troponwerke GmbH filed Critical Troponwerke GmbH
Application granted granted Critical
Publication of CA1249284A publication Critical patent/CA1249284A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D333/00Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/50Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
    • C07D333/52Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes
    • C07D333/62Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes 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 carbon atoms of the hetero ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D333/00Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/50Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
    • C07D333/52Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes
    • C07D333/54Benzo[b]thiophenes; Hydrogenated benzo[b]thiophenes with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C201/00Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
    • C07C201/06Preparation of nitro compounds
    • C07C201/12Preparation of nitro compounds by reactions not involving the formation of nitro groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/45Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by at least one doubly—bound oxygen atom, not being part of a —CHO group
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/49Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
    • C07C205/57Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C205/58Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C227/00Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C227/22Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from lactams, cyclic ketones or cyclic oximes, e.g. by reactions involving Beckmann rearrangement
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C229/00Compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C229/52Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton
    • C07C229/54Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton with amino and carboxyl groups bound to carbon atoms of the same non-condensed six-membered aromatic ring
    • C07C229/56Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the same carbon skeleton with amino and carboxyl groups bound to carbon atoms of the same non-condensed six-membered aromatic ring with amino and carboxyl groups bound in ortho-position
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C319/00Preparation of thiols, sulfides, hydropolysulfides or polysulfides
    • C07C319/14Preparation of thiols, sulfides, hydropolysulfides or polysulfides of sulfides
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C323/00Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups
    • C07C323/50Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton
    • C07C323/51Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton
    • C07C323/52Thiols, sulfides, hydropolysulfides or polysulfides substituted by halogen, oxygen or nitrogen atoms, or by sulfur atoms not being part of thio groups containing thio groups and carboxyl groups bound to the same carbon skeleton having the sulfur atoms of the thio groups bound to acyclic carbon atoms of the carbon skeleton the carbon skeleton being acyclic and saturated
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D333/00Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
    • C07D333/02Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D495/00Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/12Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains three hetero rings
    • C07D495/14Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
CA000475083A 1984-02-27 1985-02-25 Process for the preparation of 3-methyl-7-fluoro-5- nitrobenzothiophene Expired CA1249284A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19843406997 DE3406997A1 (de) 1984-02-27 1984-02-27 Verfahren zur herstellung von 3-methyl-7-fluor-5-nitro-benzothiophen
DEP3406997.6 1984-02-27

Publications (1)

Publication Number Publication Date
CA1249284A true CA1249284A (en) 1989-01-24

Family

ID=6228903

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000475083A Expired CA1249284A (en) 1984-02-27 1985-02-25 Process for the preparation of 3-methyl-7-fluoro-5- nitrobenzothiophene

Country Status (9)

Country Link
KR (1) KR850006398A (en))
CA (1) CA1249284A (en))
DE (1) DE3406997A1 (en))
DK (1) DK87285A (en))
ES (1) ES8609301A1 (en))
FI (1) FI850758A7 (en))
GR (1) GR850475B (en))
NO (1) NO850561L (en))
PT (1) PT80006B (en))

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992014461A1 (en) * 1991-02-14 1992-09-03 Brocades Pharma B.V. Use of tetra:hydro-thieno-pyrido-indole derivatives for the preparation of a medicine for the treatment of skin disorders

Also Published As

Publication number Publication date
ES540669A0 (es) 1986-08-01
KR850006398A (ko) 1985-10-05
ES8609301A1 (es) 1986-08-01
GR850475B (en)) 1985-06-25
FI850758L (fi) 1985-08-28
DK87285D0 (da) 1985-02-26
NO850561L (no) 1985-08-28
DE3406997A1 (de) 1985-08-29
FI850758A0 (fi) 1985-02-25
PT80006A (de) 1985-03-01
DK87285A (da) 1985-08-28
FI850758A7 (fi) 1985-08-28
PT80006B (de) 1986-11-12

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