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Sulfoxide

Sulfonamide

Sulfonyl

Sulfamide

Order 62287-32-5 ammonium 4-[(2-{2-(1-methylethoxy)-1-[(1-methylethoxy)carbonyl]-2-oxoethylidene}-1,3-dithiolan-4-yl)oxy]-4-oxobutanoate

Order 723303-23-9 ethyl 2-acetyl-4-(2,4-dimethoxyphenyl)-4-oxobutanoate

Order 50888-28-3 sodium 4-methoxy-4-oxobutanoate

Order 103228-03-1 sodium 4-({(8xi,9xi,11alpha,14xi)-11-[(3,3-dimethylbutanoyl)oxy]-17-hydroxy-3,20-dioxopregna-1,4-dien-21-yl}oxy)-4-oxobutanoate

Order 340283-98-9 Butyl 4-(4-chlorophenyl)-4-oxobutanoate

Order 856811-67-1 ETHYL 4-(3,4,5-TRIMETHOXYPHENYL)-4-OXOBUTANOATE

Order 477809-04-4 methyl 4-(4-(methylsulfonamido)phenyl)-4-oxobutanoate

Order 13574-43-1 methyl 3-amino-4-[(2-{[2-(4-nitrophenoxy)-2-oxoethyl]amino}-2-oxoethyl)amino]-4-oxobutanoate (non-preferred name)

Order 139122-94-4 Uridine, 2'-deoxy-5-fluoro-,3'-[4-[(2,5-dioxo-1-pyrrolidinyl)oxy]-4-oxobutanoate]

Order 6946-65-2 prop-2-en-1-yl 4-(dipropylamino)-4-oxobutanoate

Order 82-80-4 METHYL 4-(DIPROPYLAMINO)-4-OXOBUTANOATE

Order 49681-67-6 Tert-butyl 4-methylperoxy-4-oxobutanoate

Order 648858-94-0 ETHYL 4-(2-([(4-FLUOROPHENYL)THIO]METHYL)-1,3-THIAZOLAN-3-YL)-4-OXOBUTANOATE

Order 31419-99-5 ETHYL 4-(2,4,6-TRIMETHYLPHENYL)-4-OXOBUTANOATE

Order 41947-61-9 Trisodium;4-[2,3-bis[(3-carboxylato-2-hydroxypropanoyl)oxy]propoxy]-3-hydroxy-4-oxobutanoate

Order 107811-25-6 4-bromophenyl 4-{[5-(1-methylethyl)-1,3,4-thiadiazol-2-yl]amino}-4-oxobutanoate

Order 107774-17-4 ETHYL 4-(5-CHLORO-2-METHOXYPHENYL)-4-OXOBUTANOATE

Order 107811-24-5 4-chlorophenyl 4-{[5-(1-methylethyl)-1,3,4-thiadiazol-2-yl]amino}-4-oxobutanoate

Order 33035-11-9 butyl 4-[3-chloro-4-(propan-2-yl)phenyl]-4-oxobutanoate

Order 106438-96-4 sodium 4-(5-benzyl-2,4-dimethoxyphenyl)-4-oxobutanoate