DE3228549C2 - - Google Patents

Info

Publication number
DE3228549C2
DE3228549C2 DE19823228549 DE3228549A DE3228549C2 DE 3228549 C2 DE3228549 C2 DE 3228549C2 DE 19823228549 DE19823228549 DE 19823228549 DE 3228549 A DE3228549 A DE 3228549A DE 3228549 C2 DE3228549 C2 DE 3228549C2
Authority
DE
Germany
Prior art keywords
hydroxy
alkyl
thionyl chloride
acetophenone
benzene ring
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
DE19823228549
Other languages
German (de)
English (en)
Other versions
DE3228549A1 (de
Inventor
Werner Prof. Dipl.-Chem. Dr. Loewe
Gabriele Dr. Eggersmann
Angela Kennemann
Baerbel 1000 Berlin De Mueller
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19823228549 priority Critical patent/DE3228549A1/de
Publication of DE3228549A1 publication Critical patent/DE3228549A1/de
Application granted granted Critical
Publication of DE3228549C2 publication Critical patent/DE3228549C2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/86—Benzo [b] furans; Hydrogenated benzo [b] furans with an oxygen atom directly attached in position 7
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE19823228549 1982-07-30 1982-07-30 Chromon-3-sulfinsaeuren und verfahren zu ihrer herstellung Granted DE3228549A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19823228549 DE3228549A1 (de) 1982-07-30 1982-07-30 Chromon-3-sulfinsaeuren und verfahren zu ihrer herstellung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823228549 DE3228549A1 (de) 1982-07-30 1982-07-30 Chromon-3-sulfinsaeuren und verfahren zu ihrer herstellung

Publications (2)

Publication Number Publication Date
DE3228549A1 DE3228549A1 (de) 1984-02-02
DE3228549C2 true DE3228549C2 (da) 1988-12-15

Family

ID=6169751

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19823228549 Granted DE3228549A1 (de) 1982-07-30 1982-07-30 Chromon-3-sulfinsaeuren und verfahren zu ihrer herstellung

Country Status (1)

Country Link
DE (1) DE3228549A1 (da)

Also Published As

Publication number Publication date
DE3228549A1 (de) 1984-02-02

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee