| DECHEMA ID | 5311 |
| Formula | C4H8O2S |
| Synonym | cyclic tetramethylene sulfone |
| Synonym | thiophan 1,1-dioxide |
| Synonym | tetramethylene sulfodioxide |
| Synonym | dioxothiolan |
| Synonym | tetrahydrothiophene-1,1-dioxide |
| Synonym | sulpholane |
| Synonym | thiacyclopentane dioxide |
| Synonym | dihydrobutadiene sulfone |
| Synonym | tetramethylene sulphone |
| Synonym | sulfolane |
| Synonym | cyclotetramethylene sulfone |
| Synonym | tetramethylene sulfone |
| Synonym | 1,1-dioxide tetrahydrothiofuran |
| Synonym | tetrahydrothiophene dioxide |
| Synonym | thiophane 1,1-dioxide |
| Synonym | thiolane 1,1-dioxide |
| Synonym | 1,1-dioxide thiolane |
| Synonym | thiophane dioxide |
| Synonym | 1,1-dioxothiolan |
| InChi-Key | HXJUTPCZVOIRIF-UHFFFAOYSA-N |
| Registry No. | 126-33-0 |
| 2) 2-methylpropanenitrile |