| 1 | 5251-26-3 | 6,11-Dihydrodibenzo[b,e]oxepin-11-ol | 6,11-Dihydrodibenzo[b,e]oxepin-11-ol | C14H12O2 | | |
| 2 | 5251-31-0 | 16Β-甲基孕甾-5,15-二烯-3Β,17Α-二醇-20-酮-3-醋酸酯 | 3,17-Dihydroxy-16-methylpregna-5,15-diene-20-one 3-acetate | C24H34O4 | | |
| 3 | 5251-34-3 | 氯泼尼醇 | Cloprednol | C21H25ClO5 | | |
| 4 | 5251-70-7 | | Propanenitrile, 2-hydroperoxy-2-methyl- | C4H7NO2 | | |
| 5 | 5251-74-1 | 3-(3-AMINOOXY)-PROPANYLNITRILE HYDROCHLORIDE | 3-(3-AMINOOXY)-PROPANYLNITRILE HYDROCHLORIDE | C3H6N2O.HCl | | |
| 6 | 5251-77-4 | 3-AMINYLOXY-PROPIONIC ACID | Propanoic acid, 3-(aminooxy)-, hydrochloride | C3H8ClNO3 | | |
| 7 | 5251-79-6 | azanium 2-benzamidooxyacetate | azanium 2-benzamidooxyacetate | C9H12N2O4 | | |
| 8 | 5251-80-9 | | Acetic acid, 2-[[(3-chlorobenzoyl)amino]oxy]- | C9H8ClNO4 | | |
| 9 | 5251-81-0 | MAUKRAODYPUHJG-UHFFFAOYSA-N | MAUKRAODYPUHJG-UHFFFAOYSA-N | C12H11NO5 | | |
| 10 | 5251-82-1 | | Propanedioic acid, 2-[(benzoylamino)oxy]-, 1,3-diethyl ester | C14H17NO6 | | |
| 11 | 5251-83-2 | | Propanoic acid, 3-[[(1-methylethylidene)amino]oxy]-, methyl ester | C7H13NO3 | | |
| 12 | 5251-84-3 | | Acetic acid, [(benzoylamino)oxy]-, compd. with pyridine (1:1) (9CI) | C14H14N2O4 | | |
| 13 | 5251-93-4 | 胺酸杀 | (Benzamido)oxy Acetic Acid | C9H9NO4 | | |
| 14 | 52510-51-7 | (2S,3R,4S,5R)-2-acetamido-3,5-dihydroxy-1-oxo-4,6-disulfooxy-hexane | (2S,3R,4S,5R)-2-acetamido-3,5-dihydroxy-1-oxo-4,6-disulfooxy-hexane | C8H15NO12S2 | | |
| 15 | 52510-53-9 | tetranor-PGAM | tetranor-PGAM (tetranor-Prostaglandin A Metabolite) | C16H22O6 | | |
| 16 | 52511-20-3 | 52511-20-3 | 52511-20-3 | | | |
| 17 | 52512-28-4 | 2,3,6-Triphenyl-1,8-dioxa-2,6-diazaspiro[4.4]nonan-7-one | 2,3,6-Triphenyl-1,8-dioxa-2,6-diazaspiro[4.4]nonan-7-one | C23H20N2O3 | | |
| 18 | 52512-32-0 | 3,3a,6,6a-Tetrahydro-6a-methyl-2,6-diphenyl-3-(2,4,6-trimethylphenyl)oxazolo[5,4-d]isoxazol-5(2H)-one | 3,3a,6,6a-Tetrahydro-6a-methyl-2,6-diphenyl-3-(2,4,6-trimethylphenyl)oxazolo[5,4-d]isoxazol-5(2H)-one | C26H26N2O3 | | |
| 19 | 52512-33-1 | 3-Benzoyl-2,6-diphenyl-1,8-dioxa-2,6-diazaspiro[4.4]nonan-7-one | 3-Benzoyl-2,6-diphenyl-1,8-dioxa-2,6-diazaspiro[4.4]nonan-7-one | C24H20N2O4 | | |
| 20 | 52512-35-3 | 4-Hydroxy-3-phenyl-4-(2-phenylethyl)-2-oxazolidinone | 4-Hydroxy-3-phenyl-4-(2-phenylethyl)-2-oxazolidinone | C17H17NO3 | | |
| 21 | 52513-03-8 | 2-甲基丁醇苯甲酸酯 | 2-methylbutyl benzoate | C12H16O2 | | |
| 22 | 52513-11-8 | benzyldimethyl[3-[(1-oxododecyl)amino]propyl]ammonium chloride | benzyldimethyl[3-[(1-oxododecyl)amino]propyl]ammonium chloride | C24H43ClN2O | | |
| 23 | 52513-17-4 | 2-Benzyloxy-nicotinic acid methyl ester | 2-Benzyloxy-nicotinic acid methyl ester | C14H13NO3 | | |
| 24 | 52513-18-5 | 1,1-二氧硫杂环戊烷-3-硫醇 | CHEMBRDG-BB 4003969 | C4H8O2S2 | | |
| 25 | 52513-28-7 | [(2-Nitrophenyl)methyl]triphenylphosphanium chloride | [(2-Nitrophenyl)methyl]triphenylphosphanium chloride | | | |
| 26 | 52513-48-1 | (5-FORMYL-2,4-DIMETHYL-1H-PYRROL-3-YL)-ACETIC ACID | (5-FORMYL-2,4-DIMETHYL-1H-PYRROL-3-YL)-ACETIC ACID | C9H11NO3 | | |
| 27 | 52513-84-5 | hydrogen 2-[2-[[5,6-dimethyl-3-(3-sulphonatopropyl)-3H-benzoselenazol-2-ylidene]methyl]but-1-enyl]-5,6-dimethyl-3-(3-sulphonatopropyl)benzoselenazolium, sodium salt | hydrogen 2-[2-[[5,6-dimethyl-3-(3-sulphonatopropyl)-3H-benzoselenazol-2-ylidene]methyl]but-1-enyl]-5,6-dimethyl-3-(3-sulphonatopropyl)benzoselenazolium, sodium salt | C29H35N2NaO6S2Se2 | | |
| 28 | 52514-03-1 | 5-Pyrimidinethiol, 4,6-diamino-2-methyl- | 5-Pyrimidinethiol, 4,6-diamino-2-methyl- | C5H8N4S | | |
| 29 | 52514-04-2 | N-Oleoyl Taurine | N-Oleoyl Taurine | C20H39NO4S | | |
| 30 | 52514-33-7 | 3-O,5-O-Dibenzoyl-6-deoxy-6-methoxy-6-oxo-D-allo-hexonic acid 1,4-lactone | 3-O,5-O-Dibenzoyl-6-deoxy-6-methoxy-6-oxo-D-allo-hexonic acid 1,4-lactone | C21H18O9 | | |
| 31 | 52514-63-3 | 卡比多巴杂质E | Carbidopa impurity E | C11H16N2O4 | 杂质对照品;卡比多巴杂质;对照品-杂质对照品 | 卡比多巴杂质;杂质对照品;对照品-杂质对照品 |
| 32 | 52514-66-6 | 2-methoxy-4-(4,4,6-trimethyl-1,3-dioxan-2-yl)phenol | 2-methoxy-4-(4,4,6-trimethyl-1,3-dioxan-2-yl)phenol | C14H20O4 | | |
| 33 | 52514-67-7 | 2-ethoxy-4-(4,4,6-trimethyl-1,3-dioxan-2-yl)phenol | 2-ethoxy-4-(4,4,6-trimethyl-1,3-dioxan-2-yl)phenol | C15H22O4 | | |
| 34 | 52515-75-0 | | 2-Propanol, 1,2-dichloro- | C3H6Cl2O | | |
| 35 | 52515-76-1 | 7-Hydroxy-6-(1,4,4-trimethyl-2-cyclohexen-1-yl)-2H-1-benzopyran-2-one | 7-Hydroxy-6-(1,4,4-trimethyl-2-cyclohexen-1-yl)-2H-1-benzopyran-2-one | C18H20O3 | | |
| 36 | 52516-06-0 | 3,4-二氯-N-甲基苯乙胺 | 3,4-Dichloro-N-Methyl-benzeneethanaMine | C9H11Cl2N | | |
| 37 | 52516-13-9 | 2,4-二氯苯乙胺 | 2,4-Dichlorophenethylamine | C8H9Cl2N | 胺;苯类;有机化工原料 | |
| 38 | 52516-17-3 | 2-氯-N-甲基苯乙胺 | Benzeneethanamine, 2-chloro-N-methyl- | C9H12ClN | 有机原料;氨基化合物 | |
| 39 | 52516-20-8 | 3-氯-N-甲基苯乙胺 | 2-(3-chlorophenyl)-N-methylethanamine | C9H12ClN | 有机原料;氨基化合物 | |
| 40 | 52516-30-0 | 3-三氟甲基苯乙胺 | 2-(3-Trifluoromethylphenyl)-ethylamine | C9H10F3N | 含氟砌块;有机化学 | |
| 41 | 52516-37-7 | 3,5-二氯苯乙腈 | 2-(3,5-Dichlorophenyl)Acetonitrile | C8H5Cl2N | 有机化学 | |
| 42 | 52516-41-3 | 2-(4-氯-3-甲氧基苯基)乙胺盐酸盐 | Benzeneethanamine, 4-chloro-3-methoxy-, hydrochloride (1:1) | C9H13Cl2NO | | |
| 43 | 52516-43-5 | (2-Chloro-3-methoxyphenyl)methanol | (2-Chloro-3-methoxyphenyl)methanol | C8H9ClO2 | | |
| 44 | 52516-44-6 | 2-CHLORO-3-METHOXYBENZYL CHLORIDE | 2-CHLORO-3-METHOXYBENZYL CHLORIDE | C8H8Cl2O | | |
| 45 | 52516-52-6 | 1,2-dichloro-4-(2-chloroethyl)benzene | 1,2-dichloro-4-(2-chloroethyl)benzene | C8H7Cl3 | | |
| 46 | 52517-34-7 | 17-BROMOFESTUCLAVINE | 17-BROMOFESTUCLAVINE | C16H19BrN2 | | |
| 47 | 52517-49-4 | 1-(2,5-二甲基噻唑-4-基)乙酮 | 1-(2,5-DIMETHYL-1,3-THIAZOL-4-YL)ETHANONE | C7H9NOS | | |
| 48 | 52517-53-0 | 5H-Cyclopentapyrazine, 5-ethyl-6,7-dihydro- | 5H-Cyclopentapyrazine, 5-ethyl-6,7-dihydro- | C9H12N2 | | |
| 49 | 52517-54-1 | Quinoxaline, 5,6,7,8-tetrahydro-5-methyl- | Quinoxaline, 5,6,7,8-tetrahydro-5-methyl- | C9H12N2 | | |
| 50 | 52517-67-6 | UNDECANAL DIMETHYL ACETAL | UNDECANAL DIMETHYL ACETAL | C13H28O2 | | |
| 51 | 52517-73-4 | Pentadecanaldimethylacetal | Pentadecanaldimethylacetal | C17H36O2 | | |
| 52 | 52517-92-7 | OCT-1-YN-4-OL | OCT-1-YN-4-OL | C8H14O | | |
| 53 | 52517-95-0 | | Benzene, 1,1',1''-[[(1-ethyl-3-butyn-1-yl)oxy]methylidyne]tris- | C25H24O | | |
| 54 | 52519-51-4 | 3,3,4,4,4-pentafluorobutyl methacrylate | 3,3,4,4,4-pentafluorobutyl methacrylate | C8H9F5O2 | | |
| 55 | 52519-63-8 | O-(carboxymethyl)chitin | O-(carboxymethyl)chitin | | | |