3-Amino-4-hydroxysulfolane 3-Aminotetrahydrothiophene-4-ol 1,1-dioxide 4-Aminotetrahydrothiophene-3-ol 1,1-dioxide 4-Hydroxy-3-aminosulfolane 55261-00-2 Thiophene-3-ol, tetrahydro-4-amino-, 1,1-dioxide Thiophene-4-ol, 3-aminotetrahydro-, 1,1-dioxide (8CI)