| 1 | 4305-26-4 | Acetic acid 5-oxohexyl ester | Acetic acid 5-oxohexyl ester | C8H14O3 | | |
| 2 | 4305-37-7 | bis(methylmercuric)selenide | bis(methylmercuric)selenide | C2H6Hg2Se | | |
| 3 | 4305-54-8 | DAUNOSAMINE | DAUNOSAMINE | C6H13NO3 | | |
| 4 | 4305-67-3 | L-PROLINE, [U-14C] | L-PROLINE, [U-14C] | C5H9NO2 | | |
| 5 | 4305-74-2 | L-Glycero-D-mannoheptose | L-Glycero-D-mannoheptose | C7H14O7 | | |
| 6 | 43050-08-4 | 辛酸铋 | bismuth octonate | C24H45BiO6 | | |
| 7 | 43050-28-8 | 1-(4-甲氧基苯基)-1-环戊烷甲酸 | 1-(4-Methoxyphenyl)-1-Cyclopentanecarboxylic Acid | C13H16O3 | | |
| 8 | 43050-36-8 | | Cyclohexanone, 2-(3-methoxyphenyl)-, 2-(2,4-dinitrophenyl)hydrazone | C19H20N4O5 | | |
| 9 | 43050-39-1 | 1-(3-甲氧基苯基)环戊烷甲酸 | OTAVA-BB 1287310 | C13H16O3 | | |
| 10 | 43051-26-9 | 1-Methyl-2-phenyl-3-(6-methoxybenzothiazol-2-ylazo)-1H-indole | 1-Methyl-2-phenyl-3-(6-methoxybenzothiazol-2-ylazo)-1H-indole | C23H18N4OS | | |
| 11 | 43051-43-0 | 3-(N,N-二乙酰氧乙基)氨基苯甲酰苯胺 | m-benzamidophenyliminodiethyl diacetate | C21H24N2O5 | 中间体;医药中间体 | |
| 12 | 43051-46-3 | 3-(N,N-二羟乙基)氨基苯甲酰苯胺 | 3-(N,N-Dihydroxyethyl) Amino Benzanilide | C17H20N2O3 | | |
| 13 | 43052-39-7 | 戊二酸二叔丁酯 | di-tert-butyl glutarate | C13H24O4 | | |
| 14 | 43052-65-9 | 1,3,5-Benzenetrisulfonic acid trisodium salt | 1,3,5-Benzenetrisulfonic acid trisodium salt | C6H3Na3O9S3 | | |
| 15 | 43052-68-2 | bis(2-hydroxyethyl)ammonium sulphamate | bis(2-hydroxyethyl)ammonium sulphamate | C4H14N2O5S | | |
| 16 | 43052-72-8 | 2-甲基-4-苯基丁烷-2-胺 | 2-METHYL-4-PHENYLBUTAN-2-AMINE | C11H17N | | |
| 17 | 43052-87-5 | 1-(2,6,6-三甲基-2-环己烯-1-基)-2-丁烯-1-酮 | ALPHA-Damascone | C13H20O | 食品添加剂;食用香料（增香剂）;天然等同香料和人造香 | |
| 18 | 43053-00-5 | | 4H,5H-Pyrano[4,3-b]pyran-4,5-dione, 7,8-dihydro-2,7-dimethyl- (9CI) | C10H10O4 | | |
| 19 | 43053-07-2 | 2-((E)-2-羟基-3-苯基丙烯酰基)苯甲酸 | 2-((E)-2-Hydroxy-3-phenylacryloyl)benzoic acid | C16H12O4 | | |
| 20 | 43053-62-9 | UMCKALIN;7-HYDROXY-5,6-DIMETHOXYCOUMARIN; 5-METHOXYSCOPOLETIN | UMCKALIN | C11H10O5 | 标准品，对照品 | |
| 21 | 43053-69-6 | 4-HYDROXY-6-P-TOLYL-PYRAN-2-ONE | 4-HYDROXY-6-P-TOLYL-PYRAN-2-ONE | C12H10O3 | | |
| 22 | 43053-78-7 | 1-(3,4-DIMETHOXYPHENYL)-1H-PYRROLE-2-CARBALDEHYDE | 1-(3,4-DIMETHOXYPHENYL)-1H-PYRROLE-2-CARBALDEHYDE | C13H13NO3 | | |
| 23 | 430534-58-0 | 4-Isoxazolecarboxylicacid,5-(4-fluorophenyl)-,methylester(9CI) | 4-Isoxazolecarboxylicacid,5-(4-fluorophenyl)-,methylester(9CI) | C11H8FNO3 | | |
| 24 | 430534-62-6 | ETHYL-5-(4-BROMOPHENYL)-ISOXAZOLE-4-CARBOXYLATE | ETHYL-5-(4-BROMOPHENYL)-ISOXAZOLE-4-CARBOXYLATE | C12H10BrNO3 | | |
| 25 | 430534-91-1 | Benzenecarboximidoyl chloride, 4-chloro-3-fluoro-N-hydroxy- | Benzenecarboximidoyl chloride, 4-chloro-3-fluoro-N-hydroxy- | C7H4Cl2FNO | | |
| 26 | 430535-14-1 | ETHYL (4-CHLORO-3-METHYLBENZOYL)ACETATE | ETHYL (4-CHLORO-3-METHYLBENZOYL)ACETATE | C12H13ClO3 | | |
| 27 | 430535-32-3 | 6-(2-甲基-1H-咪唑-1-基)吡啶-3-胺 | 6-(2-methyl-1H-imidazol-1-yl)pyridin-3-amine | C9H10N4 | | |
| 28 | 43054-35-9 | (2R,3R)-2,3-dihydroxyhexacosanoic acid | (2R,3R)-2,3-dihydroxyhexacosanoic acid | C26H52O4 | | |
| 29 | 43056-31-1 | Ethenamine, N,N-dimethyl-2-(1-methyl-5-nitro-1H-imidazol-2-yl)- | Ethenamine, N,N-dimethyl-2-(1-methyl-5-nitro-1H-imidazol-2-yl)- | C8H12N4O2 | | |
| 30 | 43056-63-9 | 硝基呋喃代谢物AMOZ | 3-Amino-5-morpholinomethyl-2-oxazolidone | C8H15N3O3 | 中间体 - 医药中间体 | |
| 31 | 43057-33-6 | 5-isopropyl-5-methyl-2-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-thiol | 5-isopropyl-5-methyl-2-phenyl-2,5-dihydro-1H-1,2,4-triazole-3-thiol | C12H17N3S | | |
| 32 | 43057-68-7 | 1H-Perimidine, 2-ethyl-2,3-dihydro-2-methyl- | 1H-Perimidine, 2-ethyl-2,3-dihydro-2-methyl- | C14H16N2 | | |
| 33 | 43057-77-8 | 4-乙氧基-2-羟基-苯甲醛 | 4-ethoxy-2-hydroxybenzaldehyde | C9H10O3 | 有机原料;醛类化合物 | |
| 34 | 43058-40-8 | OXALIC ACID, [14C(U)] | OXALIC ACID, [14C(U)] | C2H2O4 | | |
| 35 | 43058-52-2 | NSC22819 | NSC22819 | C14H22N2 | | |
| 36 | 43059-20-7 | Benzenesulfonamide, 3-hydroxy-4-methyl- (9CI) | Benzenesulfonamide, 3-hydroxy-4-methyl- (9CI) | C7H9NO3S | | |
| 37 | 43059-21-8 | Benzenesulfonamide, 2-hydroxy-4-methyl- (9CI) | Benzenesulfonamide, 2-hydroxy-4-methyl- (9CI) | C7H9NO3S | | |
| 38 | 43059-22-9 | 2-羟基-6-甲基苯磺酰胺 | Benzenesulfonamide, 2-hydroxy-6-methyl- (9CI) | C7H9NO3S | | |
| 39 | 43059-23-0 | Benzenesulfonamide, 3-hydroxy-2-methyl- (9CI) | Benzenesulfonamide, 3-hydroxy-2-methyl- (9CI) | C7H9NO3S | | |
| 40 | 43059-50-3 | | 2H-Pyran-2-one, 5,6-dihydro-4-methyl-6-[(1E,3E)-2-methyl-4-(2,6,6-trimethyl-1-cyclohexen-1-yl)-1,3-butadien-1-yl]- | C20H28O2 | | |
| 41 | 43059-71-8 | (4α)-19-Norkaurane-2β,15β,18-triol | (4α)-19-Norkaurane-2β,15β,18-triol | C19H32O3 | | |