| DSLChem ID | CAS | IUPAC Name | Send Request |
| C031817 | 16405-98-4 | 2,1,3-Benzothiadiazole-5-Carboxylic Acid | Inquiry |
| C032603 | 32863-32-4 | 2,1,3-Benzoxadiazole-4-Carboxaldehyde | Inquiry |
| C027125 | 19155-88-5 | 2,1,3-Benzoxadiazole-5-Carboxylic Acid | Inquiry |
| C051204 | 642-91-1 | 2,1-Benzisoxazole-3-Carboxylic Acid | Inquiry |
| C046603 | 1226500-52-2 | 2,15-hexadecanedione | Inquiry |
| C003045 | 4252-78-2 | 2,2',4'-Trichloroacetophenone | Inquiry |
| C025905 | 35065-27-1 | 2,2',4,4',5,5'-Hexachlorobiphenyl | Inquiry |
| C001785 | 131-55-5 | 2,2',4,4'-Tetrahydroxybenzophenone | Inquiry |
| C024446 | 97-29-0 | 2,2',4,4'-Tetrahydroxydiphenyl Sulfide | Inquiry |
| C026729 | 3478-88-4 | 2,2',4,4'-Tetramethylbenzophenone | Inquiry |
| C025893 | 41464-40-8 | 2,2',4,5'-Tetrachlorobiphenyl | Inquiry |
| C040605 | 15721-02-5 | 2,2',5,5'-Tetrachlorobenzidine | Inquiry |
| C040176 | 6662-72-2 | 2,2',6,6'-Tetramethyl-4,4'-Bipyridine | Inquiry |
| C028160 | 128055-74-3 | 2,2',7,7'-Tetrabromo-9,9'-Spirobi[9H-fluorene] | Inquiry |
| C047330 | 150239-89-7 | 2,2'-(5-Bromo-1,3-Phenylene)dipyridine | Inquiry |
| C031843 | 52411-34-4 | 2,2'-(Ethylenedioxy)dianiline | Inquiry |
| C022738 | 4433-01-6 | 2,2'-Bipyridine-3,3'-Dicarboxylic Acid | Inquiry |
| C027631 | 36145-03-6 | 2,2'-Bipyridine-3,3'-Diol | Inquiry |
| C023762 | 99970-84-0 | 2,2'-Bipyridine-4,4'-Dicarboxaldehyde | Inquiry |
| C025460 | 1748-89-6 | 2,2'-Bipyridine-4-Carboxylic Acid | Inquiry |
