CA967970A - Intermediates for thieno benzopyrans and thiopyrano benzopyrans - Google Patents
Intermediates for thieno benzopyrans and thiopyrano benzopyransInfo
- Publication number
- CA967970A CA967970A CA200,489A CA200489A CA967970A CA 967970 A CA967970 A CA 967970A CA 200489 A CA200489 A CA 200489A CA 967970 A CA967970 A CA 967970A
- Authority
- CA
- Canada
- Prior art keywords
- benzopyrans
- thiopyrano
- thieno
- intermediates
- thiopyrano benzopyrans
- 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
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA200,489A CA967970A (en) | 1969-08-25 | 1974-05-22 | Intermediates for thieno benzopyrans and thiopyrano benzopyrans |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85292869A | 1969-08-25 | 1969-08-25 | |
CA084,843A CA967969A (en) | 1969-08-25 | 1970-06-05 | Thieno benzopyrans and thiopyrano benzopyrans, intermediates for their preparation and method of making them |
CA200,489A CA967970A (en) | 1969-08-25 | 1974-05-22 | Intermediates for thieno benzopyrans and thiopyrano benzopyrans |
Publications (1)
Publication Number | Publication Date |
---|---|
CA967970A true CA967970A (en) | 1975-05-20 |
Family
ID=27160684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA200,489A Expired CA967970A (en) | 1969-08-25 | 1974-05-22 | Intermediates for thieno benzopyrans and thiopyrano benzopyrans |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA967970A (en) |
-
1974
- 1974-05-22 CA CA200,489A patent/CA967970A/en not_active Expired
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