| Product Name | CAS Registry Number |
| 4-Chloronitrobenzene | 100-00-5 |
| 4-Cyanopyridine | 100-48-1 |
| Cyclohexanemethanol | 100-49-2 |
| 3-Cyclohexene-1-carboxaldehyde | 100-50-5 |
| 3-Cyanopyridine | 100-54-9 |
| Cyclohexanone oxime | 100-64-1 |
| 2-Cyanopyridine | 100-70-9 |
| Cobalt(II) fluoride | 10026-17-2 |
| Cobaltous nitrate hexahydrate | 10026-22-9 |
| Cobalt sulfate heptahydrate | 10026-24-1 |
| Cyclopentylamine | 1003-03-8 |
| Calcium phosphate monobasic | 10031-30-8 |
| Cupric nitrate trihydrate | 10031-43-3 |
| Calcium sulfate hemihydrate | 10034-76-1 |
| Calcium chloride dihydrate | 10035-04-8 |
| 7-Chloro-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydro-1,8-naphthyridine-3-carboxylic acid | 100361-18-0 |
| 2-Cyano-5-nitropyridine | 100367-55-3 |
| Calcium chloride | 10043-52-4 |
| Chlorine dioxide | 10049-04-4 |
| 5-Chloro-2-methylbenzothiazole | 1006-99-1 |
| 5-(2-Cyanoethyl)hydantoin | 1007-06-3 |
| 3-Cyclohexyl-1H-indole | 100717-32-6 |
| 2-(3-Chlorophenoxy)-propionic acid | 101-10-0 |
| Chlorpropham | 101-21-3 |
| Cyclohexyl methacrylate | 101-43-9 |
| 4-Chloro-4'-aminodiphenyl ether | 101-79-1 |
| 4'-Chloroacetoacetanilide | 101-92-8 |
| 1,1-Cyclohexane diacetic anhydride | 1010-26-0 |
| 2-Chloro-1,4-naphthoquinone | 1010-60-2 |
| Calcium sulfate dihydrate | 10101-41-4 |
| Copper pyrophosphate | 10102-90-6 |
| 2-Chloroisonicotinaldehyde | 101066-61-9 |
| Cadmium chloride | 10108-64-2 |
| Calcium nitrate | 10124-37-5 |
| Cobalt sulfate | 10124-43-3 |
| Copper(II) chloride dihydrate | 10125-13-0 |
| 3-Chloro-2,4,5-trifluorobenzoic acid | 101513-77-3 |
| 3-Chlorobenzophenone | 1016-78-0 |
| 4-Chloronicotinic acid | 10177-29-4 |
| 4-Chloro-7-nitrobenzofurazan | 10199-89-0 |
| Cinnamoyl chloride | 102-92-1 |
| (-)-Cyclocytidine hydrochloride | 10212-25-6 |
| 6-Chloro-2-naphthylsulfonyl chloride | 102153-63-9 |
| 5-Chloro-2-(methylamino)benzophenone | 1022-13-5 |
| 6-Chloro-2-hexanone | 10226-30-9 |
| Copper sulfate monohydrate | 10257-54-2 |
| 2-Cyanoethyl N,N,N',N'-tetraisopropylphosphorodiamidite | 102691-36-1 |
| 2-(1-Cyano-1-methylethyl)azocarboxamide | 10288-28-5 |
| Cesium sulfate | 10294-54-9 |
| 4-Chloro-3-nitroanisole | 10298-80-3 |