17455-23-1 BRN 1690690 CCRIS 3621 Dibenz(b,n)(1,4,7,10,13,16,19,22)octaoxacyclotetracosin, tetracosahydro- Dicyclohexano-24-crown-8 Dicyclohexyl 24-crown-8 EINECS 241-474-0 Tetracosahydrodibenz(b,n)(1,4,7,10,13,16,19,22)octaoxacyclotetracosin