| 1 | 259-18-7 | 1,3-Benzodioxolo[5,6-b]quinolizinium (8CI,9CI) | C14H10NO2 | 224.235 | | |
| 2 | 259-33-6 | 1H-imidazo[4,5-b]phenazine | C13H8N4 | 220.23 | | |
| 3 | 259-39-2 | 10H-1,3-Dioxolo[4,5-b]phenothiazine | C13H9NO2S | 243.28 | | |
| 4 | 259-49-4 | Benzo[3'',4'']cyclobuta[1'',2'':3',4']cyclobuta[1',2':3,4]cyclobuta[1,2]benzene, hexadecahydro- | C16H24 | 216.36 | | |
| 5 | 259-58-5 | Cyclobut[b]anthracene | C16H10 | 202.25 | | |
| 6 | 259-72-3 | 3H-5,17-Hexano-4,8-metheno-1H-2-benzoxacyclohexadecin, 9,10,11,12,13,14-hexahydro- (8CI,9CI) | C26H34O | 362.55 | | |
| 7 | 259-73-4 | 2,13-Hexanodibenz[c,k]oxacyclotridecin, 5,6,7,8,9,10,15,17-octahydro- | C26H34O | 362.55 | | |
| 8 | 259-77-8 | Pentacyclo[6,4,0,0] 2,7 [0]4,11,[0]5,10 dodecane | C12H16 | 160.26 | 324-325 °C | |
| 9 | 259-78-9 | 3,9-Dioxapentacyclo[6.4.0.02,7.04,11.05,10]dodecane (8CI,9CI) | C10H12O2 | 164.2 | | |
| 10 | 259-79-0 | Biphenylene | C12H8 | 152.19 | 109℃-111° | |
| 11 | 259-84-7 | 1,8-DIAZABIPHENYLENE | C10H6N2 | 154.17 | | |
| 12 | 259-96-1 | 3,9,12-Trioxapentacyclo[6.5.0.02,7.04,11.05,10]tridecane (8CI,9CI) | C10H12O3 | 180.2 | | |