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AU447687B2 - Thieno benzopyrans and thiopyrano benzopyrans, intermediates for their preparation and method of making them - Google Patents
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AU447687B2 - 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
AU447687B2
AU447687B2 AU19144/70A AU1914470A AU447687B2 AU 447687 B2 AU447687 B2 AU 447687B2 AU 19144/70 A AU19144/70 A AU 19144/70A AU 1914470 A AU1914470 A AU 1914470A AU 447687 B2 AU447687 B2 AU 447687B2
Authority
AU
Australia
Prior art keywords
benzopyrans
thiopyrano
thieno
intermediates
preparation
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
AU19144/70A
Other versions
AU1914470A (en
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.)
Arthur D Little Inc
Original Assignee
Arthur D Little Inc
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 Arthur D Little Inc filed Critical Arthur D Little Inc
Application granted granted Critical
Publication of AU447687B2 publication Critical patent/AU447687B2/en
Publication of AU1914470A publication Critical patent/AU1914470A/en
Expired legal-status Critical Current

Links

AU19144/70A 1969-08-25 1970-08-25 Thieno benzopyrans and thiopyrano benzopyrans, intermediates for their preparation and method of making them Expired AU447687B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
USUS852,928 1969-08-25

Publications (2)

Publication Number Publication Date
AU447687B2 true AU447687B2 (en) 1972-03-02
AU1914470A AU1914470A (en) 1972-03-02

Family

ID=

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