Synthesis of pyreno [b] thiophenes

R Pratap, Y Tominaga, ML Lee…

Index: Journal of Heterocyclic Chemistry, , vol. 18, # 5 p. 973 - 975

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Citation Number: 27

Abstract

... J. Heterocyclic Chem., 18, 973 (1981 ... 2-4) it has been shown that many commercial PAH materials derived from coal con- tain sulfur heterocycles as major ... 0.1 g, 5%), mp 185'; ir (potassium bromide): 3040 (s), 1580 (s), 820 (s), 710 (s); nmr (deuterioacetone): 8.70 (dd, J = 10 and ...