| 1 | 2-morpholin-4-ium-4-ylethanesulfonate |
| 2 | 2-(morpholin-4-ium-4-yl)ethanesulfonate |
| 3 | 2-(n-morpholino)-ethanesulfonic acid |
| 4 | 2-morpholin-4-ylethanesulfonic acid |
| 5 | 2-(n-morpholino)ethanesulfonic acid |
| 6 | 2-(4-morpholinyl)ethanesulfonic acid |
| 7 | Mes |
| 8 | 2-morpholinoethanesulphonic acid |
| 9 | 4-morpholinethanesulfonic acid |
| 10 | 4-morpholineethanesulfonic acid |
| 11 | 2-(n-morpholino)aethansulfonsaeure |
| 12 | 2-(n-morpholino)ethansulfonsaeure |
| 13 | 2-(morpholin-4-yl)ethanesulfonic acid |