| —— | 2-[6,6-bis(ethoxycarbonyl)-2,5-dihydrothiopyran-5-yl]acetic acid | 116012-56-7 | C13H18O6S | 302.348 | 
                                                                                                                                            
                                        | —— | 2-[(3S,4R)-2,2-bis(ethoxycarbonyl)-4-hydroxy-5-methylidenethiolan-3-yl]acetic acid | 116012-77-2 | C13H18O7S | 318.348 | 
                                                                                                                                            
                                        | —— | 2,2-bisethoxycarbonyl-3,5-dihydro-2H-thiopyran-3,4-carbolactone | 116012-81-8 | C13H16O6S | 300.332 | 
                                                                                                                                            
                                        | —— | (3aS,7S,7aR)-7-Chloro-2-oxo-hexahydro-thiopyrano[4,3-b]furan-4,4-dicarboxylic acid diethyl ester | 116012-79-4 | C13H17ClO6S | 336.793 | 
                                                                                                                                            
                                        | —— | (3aS,7S,7aR)-7-Iodo-2-oxo-hexahydro-thiopyrano[4,3-b]furan-4,4-dicarboxylic acid diethyl ester | 116012-78-3 | C13H17IO6S | 428.245 | 
                                                                                                                                            
                                        | —— | diethyl (3aS,6R,6aR)-6-(iodomethyl)-2-oxo-3,3a,6,6a-tetrahydrothieno[3,4-b]furan-4,4-dicarboxylate | 116012-75-0 | C13H17IO6S | 428.245 | 
                                                                                                                                            
                                        | —— | diethyl (3aS,6aR)-6-methylidene-2-oxo-3a,6a-dihydro-3H-thieno[3,4-b]furan-4,4-dicarboxylate | 116012-76-1 | C13H16O6S | 300.332 | 
                                                                                                                                            
                                        | —— | diethyl 3-(2-ethoxy-2-oxoethyl)thiopyran-2,2-dicarboxylate | 116012-84-1 | C15H20O6S | 328.386 |