BE755213A - THIENO-BENZOPYRANS AND THIOPYRANO-BENZOPYRANS, INTERMEDIATE PRODUCTS AND PROCESS FOR OBTAINING THEM - Google Patents

THIENO-BENZOPYRANS AND THIOPYRANO-BENZOPYRANS, INTERMEDIATE PRODUCTS AND PROCESS FOR OBTAINING THEM

Info

Publication number
BE755213A
BE755213A BE755213DA BE755213A BE 755213 A BE755213 A BE 755213A BE 755213D A BE755213D A BE 755213DA BE 755213 A BE755213 A BE 755213A
Authority
BE
Belgium
Prior art keywords
benzopyrans
thiopyrano
thieno
obtaining
intermediate products
Prior art date
Application number
Other languages
French (fr)
Inventor
R D Razdan
H G Pars
Original Assignee
Little Inc A
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.)
Publication date
Publication of BE755213A publication Critical patent/BE755213A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
    • C07D495/02—Heterocyclic 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 two hetero rings
    • C07D495/04—Ortho-condensed systems
    • 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)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
BE755213D 1969-08-25 THIENO-BENZOPYRANS AND THIOPYRANO-BENZOPYRANS, INTERMEDIATE PRODUCTS AND PROCESS FOR OBTAINING THEM BE755213A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US85292869A 1969-08-25 1969-08-25

Publications (1)

Publication Number Publication Date
BE755213A true BE755213A (en) 1971-02-01

Family

ID=25314583

Family Applications (1)

Application Number Title Priority Date Filing Date
BE755213D BE755213A (en) 1969-08-25 THIENO-BENZOPYRANS AND THIOPYRANO-BENZOPYRANS, INTERMEDIATE PRODUCTS AND PROCESS FOR OBTAINING THEM

Country Status (10)

Country Link
JP (1) JPS502520B1 (en)
BE (1) BE755213A (en)
CA (1) CA967969A (en)
CH (5) CH566343A5 (en)
DE (1) DE2041610A1 (en)
FR (1) FR2068516B1 (en)
GB (2) GB1298620A (en)
NL (1) NL169317C (en)
SE (2) SE380526B (en)
ZA (1) ZA705834B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3934024A (en) * 1971-12-20 1976-01-20 Sharps Associates Method of producing analgesia and compositions useful therein
CA994792A (en) * 1971-12-27 1976-08-10 Raj K. Razdan Esters of thienobenzopyrans and thiopyranobenzopyrans
FR2310128A2 (en) * 1975-05-06 1976-12-03 Little Inc A Thieno-and thio-pyrano-benzopyran CNS active derivs - used as anti-anxiety agents and tranquillizers

Also Published As

Publication number Publication date
CH558377A (en) 1975-01-31
JPS502520B1 (en) 1975-01-27
FR2068516A1 (en) 1971-08-27
GB1298620A (en) 1972-12-06
NL169317C (en) 1982-07-01
CH567039A5 (en) 1975-09-30
SE396951B (en) 1977-10-10
CH567038A5 (en) 1975-09-30
NL7012587A (en) 1971-03-01
DE2041610A1 (en) 1971-03-25
CA967969A (en) 1975-05-20
CH566343A5 (en) 1975-09-15
SE380526B (en) 1975-11-10
CH528534A (en) 1972-09-30
GB1298619A (en) 1972-12-06
FR2068516B1 (en) 1974-08-23
NL169317B (en) 1982-02-01
ZA705834B (en) 1971-04-28

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