ZA705834B - Thieno benzopyrans and thiopyrano benzopyrans,intermediates for their preparation and method of making them - Google Patents

Thieno benzopyrans and thiopyrano benzopyrans,intermediates for their preparation and method of making them

Info

Publication number
ZA705834B
ZA705834B ZA705834A ZA705834A ZA705834B ZA 705834 B ZA705834 B ZA 705834B ZA 705834 A ZA705834 A ZA 705834A ZA 705834 A ZA705834 A ZA 705834A ZA 705834 B ZA705834 B ZA 705834B
Authority
ZA
South Africa
Prior art keywords
benzopyrans
thiopyrano
thieno
intermediates
preparation
Prior art date
Application number
ZA705834A
Other languages
English (en)
Inventor
R Razdan
H 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.)
Filing date
Publication date
Application filed by Little Inc A filed Critical Little Inc A
Publication of ZA705834B publication Critical patent/ZA705834B/xx

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)
ZA705834A 1969-08-25 1970-08-25 Thieno benzopyrans and thiopyrano benzopyrans,intermediates for their preparation and method of making them ZA705834B (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
ZA705834B true ZA705834B (en) 1971-04-28

Family

ID=25314583

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA705834A ZA705834B (en) 1969-08-25 1970-08-25 Thieno benzopyrans and thiopyrano benzopyrans,intermediates for their preparation and method of making them

Country Status (10)

Country Link
JP (1) JPS502520B1 (US20090158533A1-20090625-C00018.png)
BE (1) BE755213A (US20090158533A1-20090625-C00018.png)
CA (1) CA967969A (US20090158533A1-20090625-C00018.png)
CH (5) CH528534A (US20090158533A1-20090625-C00018.png)
DE (1) DE2041610A1 (US20090158533A1-20090625-C00018.png)
FR (1) FR2068516B1 (US20090158533A1-20090625-C00018.png)
GB (2) GB1298619A (US20090158533A1-20090625-C00018.png)
NL (1) NL169317C (US20090158533A1-20090625-C00018.png)
SE (2) SE396951B (US20090158533A1-20090625-C00018.png)
ZA (1) ZA705834B (US20090158533A1-20090625-C00018.png)

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 (fr) * 1975-05-06 1976-12-03 Little Inc A Nouveaux thiopyranobenzopyranes, produits intermediaires et procede pour leur obtention

Also Published As

Publication number Publication date
NL169317B (nl) 1982-02-01
FR2068516A1 (US20090158533A1-20090625-C00018.png) 1971-08-27
CH528534A (fr) 1972-09-30
JPS502520B1 (US20090158533A1-20090625-C00018.png) 1975-01-27
CH567039A5 (US20090158533A1-20090625-C00018.png) 1975-09-30
GB1298620A (en) 1972-12-06
NL169317C (nl) 1982-07-01
CA967969A (en) 1975-05-20
GB1298619A (en) 1972-12-06
SE380526B (sv) 1975-11-10
DE2041610A1 (de) 1971-03-25
BE755213A (fr) 1971-02-01
CH558377A (fr) 1975-01-31
FR2068516B1 (US20090158533A1-20090625-C00018.png) 1974-08-23
NL7012587A (US20090158533A1-20090625-C00018.png) 1971-03-01
SE396951B (sv) 1977-10-10
CH566343A5 (US20090158533A1-20090625-C00018.png) 1975-09-15
CH567038A5 (US20090158533A1-20090625-C00018.png) 1975-09-30

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