| 1 | 5245-04-5 | 1,2-Diphenyl-2-(4-phenyl-3H-1,2-dithiol-3-ylidene)ethanone | 1,2-Diphenyl-2-(4-phenyl-3H-1,2-dithiol-3-ylidene)ethanone | | | |
| 2 | 5245-43-2 | | Acetic acid, 2,2-dimethyl-1-[2-(2-pyridinyl)ethyl]hydrazide, hydrochloride (1:2) | C11H18ClN3O | | |
| 3 | 5245-66-9 | N-(4-phenyl-1,3-thiazol-2-yl)pyridine-4-carboxamide | N-(4-phenyl-1,3-thiazol-2-yl)pyridine-4-carboxamide | C15H11N3OS | | |
| 4 | 52450-03-0 | 2-[2-[(5-bromo-3-ethyl-3H-benzothiazol-2-ylidene)methyl]but-1-enyl]-6-chloro-1-(3-sulphonatopropyl)quinolinium | 2-[2-[(5-bromo-3-ethyl-3H-benzothiazol-2-ylidene)methyl]but-1-enyl]-6-chloro-1-(3-sulphonatopropyl)quinolinium | C26H26BrClN2O3S2 | | |
| 5 | 52450-18-7 | 3'-氨基-2',3'-双脱氧胸苷 | 3'-amino-3'-deoxythymidine | C10H15N3O4 | 生化试剂;植物激素及核酸类;通用生化试剂-核酸;核苷，核苷酸，寡核苷酸 | |
| 6 | 52450-30-3 | 2-Pyridinamine, N,6-diethyl- | 2-Pyridinamine, N,6-diethyl- | C9H14N2 | | |
| 7 | 52450-32-5 | 乙基2-羰基-4-苯基吡咯烷-3-羧酸 | Ethyl 2-Oxo-4-Phenyl-3-Pyrrolidinecarboxylate | C13H15NO3 | | |
| 8 | 52450-38-1 | N--乙酰基-N-2-甲酰-5-甲氧基犬尿氨酸 | N-{3-[2-(formylamino)-5-methoxyphenyl]-3-oxopropyl}acetamide | C13H16N2O4 | | |
| 9 | 52450-39-2 | 褪黑激素杂质2 | N-acetyl-5-methoxy kynurenamine | C12H16N2O3 | | |
| 10 | 52452-25-2 | 4-Methoxy-6-methyl-2-oxo-3-cyclohexene-1-carboxylic acid methyl ester | 4-Methoxy-6-methyl-2-oxo-3-cyclohexene-1-carboxylic acid methyl ester | C10H14O4 | | |
| 11 | 52452-49-0 | | 2,6-ditert-butyl-4-[dideuterio-(3,5-ditert-butyl-4-hydroxyphenyl)methyl]phenol | C29H42D2O2 | | |
| 12 | 52452-60-5 | 三联苯曲菌素 | TERPHENYLLIN | C20H18O5 | | |
| 13 | 52452-77-4 | edeine A | edeine A | C33H58N10O10 | | |
| 14 | 52452-78-5 | edeine B | edeine B | C34H60N12O10 | | |
| 15 | 52453-04-0 | acecobarb | acecobarb | C18H21NO3.C12H12N2O3.C10H13NO2.C9H8O4.C8H10N4O2.H3O4P | | |
| 16 | 52453-52-8 | | 2-Butenedioic acid (2E)-, polymer with 2,2-bis[(2-propenyloxy)methyl]-1-butanol, 2,2'-oxybis[ethanol] and 1,2-propanediol (9CI) | C23H44O12 | | |
| 17 | 52453-94-8 | 1,3-异苯并呋喃二酮与2,2-二甲基-1,3-丙二醇、2,5-呋喃二酮和1,2-丙二醇的聚合物 | 1,3-Isobenzofurandione, polymer with 2,2-dimethyl-1,3-propanediol, 2,5-furandione and 1,2-propanediol | C20H26O10 | | |
| 18 | 52454-09-8 | | 1-Naphthalenecarbonitrile, 4-(dimethylamino)-1,2,3,4-tetrahydro-1-phenyl-, monohydrochloride, cis- (9CI) | C19H21ClN2 | | |
| 19 | 52454-12-3 | 3-[(5,6-Dibromohexyl)oxyiminomethyl]rifamycin | 3-[(5,6-Dibromohexyl)oxyiminomethyl]rifamycin | C44H58Br2N2O13 | | |
| 20 | 52454-37-2 | 普拉曲沙杂质10 | 10-deazaaminopterin | C20H21N7O5 | 对照品-杂质对照品 | |
| 21 | 52454-40-7 | | Benzoic acid, 4-[[[7-[(ethoxycarbonyl)amino]-5,6-dihydro-5-oxopyrido[3,4-b]pyrazin-3-yl]methyl]methylamino]-, methyl ester | C20H21N5O5 | | |
| 22 | 52454-41-8 | | Benzoicacid,4-[[(7-amino-5,6-dihydro-5-oxopyrido[3,4-b]pyrazin-3-yl)methyl]methylamino]- | C16H15N5O3 | | |
| 23 | 52454-51-0 | 5-Thiazoleacetic acid, 2-chloro- | 5-Thiazoleacetic acid, 2-chloro- | C5H4ClNO2S | | |
| 24 | 52454-63-4 | 2-(噻唑-5-基)乙酸 | 1,3-THIAZOL-5-YLACETIC ACID | C5H5NO2S | | |
| 25 | 52454-65-6 | (2-甲基噻唑-5-基)乙酸 | (2-METHYL-1,3-THIAZOL-5-YL)ACETIC ACID | C6H7NO2S | | |
| 26 | 52454-66-7 | 2-(2-氨基噻唑-5-基)乙酸 | 2-aminothiazol-5-acetic acid | C5H6N2O2S | | |
| 27 | 52454-78-1 | L-谷氨酸乙酯 | L-Glutamic acid 1-ethyl ester | C7H13NO4 | 杂质对照品 | |
| 28 | 52455-30-8 | sodium triaqua[3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitronaphthalene-1-sulphonato(3-)]chromate(1-) | sodium triaqua[3-hydroxy-4-[(2-hydroxy-1-naphthyl)azo]-7-nitronaphthalene-1-sulphonato(3-)]chromate(1-) | C20H16CrN3NaO10S | | Organometallics |
| 29 | 52455-32-0 | adrenaline sulfate | adrenaline sulfate | | | |
| 30 | 52455-33-1 | Benzoic acid, 4-hydrazino-, hydrochloride | Benzoic acid, 4-hydrazino-, hydrochloride | C7H9ClN2O2 | | |
| 31 | 52455-71-7 | 马罗皮坦杂质1 | (2Z)-2-benzylidene-1-azabicyclo[2.2.2]octan-3-one | C14H15NO | | |
| 32 | 52455-72-8 | 2-BENZYLIDENEQUINUCLIDIN-3-ONE | 2-BENZYLIDENEQUINUCLIDIN-3-ONE | C14H15NO | | |
| 33 | 52455-74-0 | 3-benzylidene-bicyclo[2.2.2]octan-2-one | 3-benzylidene-bicyclo[2.2.2]octan-2-one | C15H16O | | |
| 34 | 52455-80-8 | 2-[(3,5-Dimethoxyphenyl)methyl]-1-azabicyclo[2.2.2]octan-3-one | 2-[(3,5-Dimethoxyphenyl)methyl]-1-azabicyclo[2.2.2]octan-3-one | C16H21NO3 | | |
| 35 | 52455-84-2 | 替硝唑杂质7 | (1-(2-(ethylsulfonyl)ethyl)-5-nitro-1H-imidazol-2-yl)methanol | C8H13N3O5S | | |
| 36 | 52457-25-7 | | 1,4-Methanoanthracene, 1,4-dihydro-9,10-dimethoxy- | C17H16O2 | | |
| 37 | 52457-34-8 | 2,3-二氢-1H-茚-4,7-二酮 | 1H-Indene-4,7-dione, 2,3-dihydro- | C9H8O2 | | |
| 38 | 52457-54-2 | 壬二酸二钾 | dipotassium azelate | C9H14K2O4 | | |
| 39 | 52457-55-3 | dipotassium sebacate | dipotassium sebacate | C10H16K2O4 | | |
| 40 | 52457-58-6 | | 2,3-Naphthalenediol, 1,4-diphenyl- | C22H16O2 | | |
| 41 | 52457-99-5 | 2'-PROPIONYLACETANILIDE | N-(2-propanoylphenyl)acetamide | C11H13NO2 | | |
| 42 | 52458-10-3 | | Benzene, 1-(1,1-dimethylethyl)-4-(phenylmethoxy)- | C17H20O | | |
| 43 | 52458-11-4 | 1-苄氧基-2-溴-4-叔丁基苯 | 1-Benzyloxy-2-broMo-4-t-butylbenzene | C17H19BrO | | |
| 44 | 52458-30-7 | L-Glutamic-13Nacid (9CI) | L-Glutamic-13Nacid (9CI) | C5H9NO4 | | |
| 45 | 52458-38-5 | 10-Decyloxy-9,10-dihydro-9-oxa-10-phosphaphenanthrene | 10-Decyloxy-9,10-dihydro-9-oxa-10-phosphaphenanthrene | C22H29O2P | | |
| 46 | 52458-84-1 | 2-Pyridineacetonitrile, a-methoxy- | 2-Pyridineacetonitrile, a-methoxy- | C8H8N2O | | |
| 47 | 52459-22-0 | 1H-Pyrrole-2,4-dicarboxylicacid,3,5-dimethyl-,4-methyl1-(phenylmethyl)ester(9CI) | 1H-Pyrrole-2,4-dicarboxylicacid,3,5-dimethyl-,4-methyl1-(phenylmethyl)ester(9CI) | C16H17NO4 | | |
| 48 | 52459-32-2 | 5-amino[1,2,3]triazolo[1,5-a]quinazoline-3-carboxamide | 5-amino[1,2,3]triazolo[1,5-a]quinazoline-3-carboxamide | C10H8N6O | | |
| 49 | 52459-90-2 | 2,4-二甲基-1H-吡咯-3-羧酸甲酯 | 1H-Pyrrole-3-carboxylicacid,2,4-dimethyl-,methylester(9CI) | C8H11NO2 | | |