84375-32-6Relevant articles and documents
Spirans-XXIII: Effective Synthesis of 3,1'-Spirooxazinobenzimidazole>cyclo- resp. benzocycloalkanes and Their Thia Analogues
Smolinski, Stefan,Czarny, Agnieszka,Kozicka, Michalina,Babik, Aldona
, p. 1139 - 1144 (1982)
Ten new constitutionally unsymmetrical azaspiran systems were synthesized upon condensation of Na-derivatives of 2,3-dihydro-1H-benzimidazol-2-one and 2,3-dihydro-1H-benzimidazol-2-thione, respectively, with 1,1-bis(bromomethyl)- and 1,1-bis(iodomethyl)- and ditosylate of 1,1-bis(hydroxymethyl)cycloalkanes. - Keywords: Oxaazaspirans; Thiaazaspirans