Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1977-03-07
1978-11-28
Rotman, Alan L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
424256, C07D28300
Patent
active
041275802
ABSTRACT:
This invention relates to a process for the preparation of thieno-pyridine derivatives having the structural formula: ##STR1## in which R.sub.1 represents an optionally substituted alkyl, aryl or aralkyl radical, and R.sub.2 and R.sub.3 represnt each hydrogen or a lower alkyl, aryl or heterocyclic radical, comprising:
REFERENCES:
patent: 4065459 (1977-12-01), Heymes et al.
patent: 4075340 (1978-02-01), Maffrand
Parcor
Rotman Alan L.
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