New Synthesis of Poly(2-pyridone)s and Copoly(2-pyridone/2-pyrone)s by the Reaction of Ammonia and Primary Amines with the Poly(2-pyrone) Prepared from Diyne and Carbon Dioxide
1986 ◽
Vol 27
(34)
◽
pp. 3957-3960
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1997 ◽
Vol 45
(7)
◽
pp. 1117-1119
◽
2011 ◽
Vol 282
(1)
◽
pp. 120-127
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