Photoresist Chemicals 9,12-Octadecadienoic acid (9Z,12Z)-, dimer, polymer with 11-aminoundecanoic acid and 4,4-(1,3-propanediyl)bis(piperidine) Cas:68683-44-3 Molecular Formula:9,12-Octadecadienoic acid (9Z,12Z)-, dimer, polymer with 11-aminoundecanoic acid and 4,4-(1,3-propanediyl)bis(piperidine)