| Product | Category | CAS No. | 
                                                                            
                                            | Ethyl 4-(bromomethyl)-2-[(2,6-difluorophenyl)methyl-ethoxycarbonylamino]-5-(4-nitrophenyl)thiophene-3-carboxylate | thiophene | 308831-95-0 | 
                                                                            
                                            | ethyl-2-[(ethoxycarbonyl)amino]-4-methyl-5-(4-nitrophenyl)thiophene-3-carboxylate | thiophene | 308831-93-8 | 
                                                                            
                                            | 2-(4-fluorophenyl)-5-(5-iodo-2-methylbenzyl)thiophene | thiophene | 898566-17-1 | 
                                                                            
                                            | 6-chloro-2-(6-chloro-4-methyl-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one | thiophene | 2379-74-0 | 
                                                                            
                                            | Methyl 4-cyano-5-[[5-cyano-2,6-bis[(3-methoxypropyl)amino]-4-methyl-3-pyridyl]azo]-3-methyl-2-thenoate | thiophene | 72968-71-9 | 
                                                                            
                                            | Thiophene, tetrahydro-, 1,1-dioxide, 3-(C9-11-isoalkyloxy) derivs., C10-rich | thiophene | 398141-87-2 | 
                                                                            
                                            | Optical Brightener OB | thiophene | 7128-64-5 | 
                                                                            
                                            | Tetrahydrothiophene | thiophene | 110-01-0 | 
                                                                            
                                            | Tetrahydrothiophene 1,1-dioxide | thiophene | 126-33-0 | 
                                                                            
                                            | 6-[2-(2-methyl-1H-imidazol-1-yl)ethyl]-1,3,5-triazine-2,4-diamine | imidazole | 38668-46-1 | 
                                                                            
                                            | Sodium 2-heptyl-2,3-dihydro-3-(2-hydroxyethyl)-1H-imidazole-1-propionate | imidazole | 68630-95-5 | 
                                                                            
                                            | α-methyl-1H-imidazole-1-ethanol | imidazole | 37788-55-9 | 
                                                                            
                                            | Imidazole hydrobromide | imidazole | 101023-55-6 | 
                                                                            
                                            | 1,1'-carbonylbis-1H-imidazole | imidazole | 530-62-1 | 
                                                                            
                                            | 1,7'-dimethyl-2'-propyl-1H,1'H-2,5'-bibenzo[d]imidazole | imidazole | 152628-02-9 | 
                                                                            
                                            | 1-dodecyl-1H-imidazole | imidazole | 4303-67-7 | 
                                                                            
                                            | 1-ethyl-1H-imidazole | imidazole | 7098-07-9 | 
                                                                            
                                            | 1H-Imidazole-1-ethanol, 4,5-dihydro-, 2-norcoco alkyl derivs. | imidazole | 61791-38-6 | 
                                                                            
                                            | 2,2'-(2,5-dichloro-1,4-phenylene)bis(1H-anthra[1,2-d]imidazole-6,11-dione) | imidazole | 40783-05-9 | 
                                                                            
                                            | Solvent Red 197 | imidazole | 52372-39-1 |