Synonyms: | Cyclotetrakis(1,4-butylene Terephthalate);PBT Impurity 3;cyclo-Tetrakis-tetramethylenterephthalat;Cyclotetrakis;3,8,12,17,21,26,30,35-octaoxa-1,10,19,28(1,4)-tetrabenzenacyclohexatriacontaphan-2,9,11,18,20,27,29,36-octaone;butyleneterephthalatecyclictetramer;PBT4;3,8,15,20,27,32,39,44-Octaoxapentacyclo[44.2.2.210,13.222,25.234,37]hexapentaconta-10,11,12,22,23,24,34,35,36,46,48,49-dodecaene-2,9,14,21,26,33,38,45-octone |