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2007 Organo-selenium compounds S 0130 Tetrathiaselenepin Ring Fused to Benzene and Naphthalene. — Some novel ben- zopolychalcogenides (II) having a tetrathiaselenepin ring are synthesized and stabilized by isopropyl and oxymethyl groups. Replacing of the aromatic unit from benzene to naphthalene also affords stable naphthopolychalcogenides, such as (V) and (VII). — (ALAM, A.; OGAWA, S.; MURAOKA, H.; KON-NO, M.; NAKAJO, S.; SATO*, R.; Chem. Lett. 36 (2007) 5, 618-619; Dep. Chem. Eng., Fac. Eng., Iwate Univ., Morioka, Iwate 020, Japan; Eng.) — M. Paetzel 41- 150

Tetrathiaselenepin Ring Fused to Benzene and Naphthalene

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2007

Organo-selenium compoundsS 0130 Tetrathiaselenepin Ring Fused to Benzene and Naphthalene. — Some novel ben-

zopolychalcogenides (II) having a tetrathiaselenepin ring are synthesized and stabilized by isopropyl and oxymethyl groups. Replacing of the aromatic unit from benzene to naphthalene also affords stable naphthopolychalcogenides, such as (V) and (VII). — (ALAM, A.; OGAWA, S.; MURAOKA, H.; KON-NO, M.; NAKAJO, S.; SATO*, R.; Chem. Lett. 36 (2007) 5, 618-619; Dep. Chem. Eng., Fac. Eng., Iwate Univ., Morioka, Iwate 020, Japan; Eng.) — M. Paetzel

41- 150