1,3,4,6,7,8-Hexahydro-2H-pyrimido[1,2-a]pyrimidine, polymer-bound

1, 3, 4, 6, 7, 8-Hexahydro-2H-pyrimido[1, 2-a]pyrimidine, polymer-bound, 200-400 mesh, extent of labeling: 2.6 mmol/g loading, 2 % cross-linked with divinylbenzene