CAS 18970 appears in our catalog under these names: 3-Chloro-n-butyric acid, 98%, 4,4'-Diisopropylbiphenyl, 97%, 2,3-Pyridinedicarboxylic acid, copper(2+) salt (1:1), 95%, 1,3,5-Tricyclopentylbenzene, 95-<97%, 4,4'-Diisopropyl-1,1'-biphenyl. Offered by: Fluorochem, Combi-blocks, Chemat Brand, Hoffman Fine Chemicals, TRC. Available pack sizes: 10ml, 1g, 25g, 5g, on request, 2,5g, 10g, 50g.