| 1 | 230-04-6 | 6H-Dibenzo[b,d]thiopyran | C13H10S | 198.2835 | | |
| 2 | 230-05-7 | Dibenzo[b,d]thiopyrylium (8CI,9CI) | C13H9S+ | 197.27 | | |
| 3 | 230-07-9 | 4,7-Phenanthroline | C12H8N2 | 180.21 | 172-174 °C | |
| 4 | 230-09-1 | 1H-[1,3]Dioxino[5,4-f]quinoline | C11H9NO2 | 187.19 | | |
| 5 | 230-10-4 | Benzo[f][1,7]naphthyridine | C12H8N2 | 180.21 | | |
| 6 | 230-11-5 | Pyridazino[3,4-c]quinoline (8CI,9CI) | C11H7N3 | 181.19 | | |
| 7 | 230-13-7 | Pyrimido[4,5-c]quinoline | C11H7N3 | 181.19 | | |
| 8 | 230-17-1 | Benzo[c]cinnoline | C12H8N2 | 180.21 | 156-159 °C | |
| 9 | 230-19-3 | Pyrido[4,3-c]cinnoline (8CI,9CI) | C11H7N3 | 181.19 | | |
| 10 | 230-24-0 | Dibenzo[c,e][1,2]dioxin | C12H8O2 | 184.19 | | |
| 11 | 230-26-2 | 9,10-Dithiaphenanthrene | | | | |
| 12 | 230-27-3 | 7,8-Benzoquinoline | C13H9N | 179.22 | 48-50°C(lit.) | |
| 13 | 230-28-4 | Benzo[h]quinazoline | C12H8N2 | 180.21 | | |
| 14 | 230-30-8 | 1,8-Phenanthroline | C12H8N2 | 180.21 | | |
| 15 | 230-31-9 | Benzo[h]cinnoline | C12H8N2 | 180.21 | | |
| 16 | 230-33-1 | benzoquinoxaline | C12H8N2 | 180.21 | | |
| 17 | 230-45-5 | 1,9-Phenanthroline | C12H8N2 | 180.21 | | |
| 18 | 230-46-6 | 1,7-phenanthroline | C12H8N2 | 180.21 | 79-81 °C (lit.) | It is soluble in water, ethanol, ether and benzene. |
| 19 | 230-51-3 | Benzo[h][1,6]naphthyridine | C12H8N2 | 180.21 | | |
| 20 | 230-55-7 | 4H-[1]Benzopyrano[4,3-c]pyridazine | C11H8N2O | 184.19402 | | |
| 21 | 230-62-6 | 2H-Benzo[h]chromene | C13H10O | 182.22 | | |