| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 52030-36-1 | | p-tert-butyl-pheno carbamate | | | | |
| 52030-79-2 | | ethyl 2-propenoate, methyl 2-methyl-2-propenoate and 2-propenoic acid | | | | |
| 52031-05-7 | DL-4-氯苯基丙氨酸乙基酯盐酸盐 | dl-4-chlorophenylalanine ethyl ester hydrochloride | C11H14ClNO2.HCl | 264.15 | 166-170℃ | |
| 52031-09-1 | | 2,3-propanetricarboxylic acid, 2-hydroxy- iron(3++) sodium salt | | | | |
| 52031-15-9 | | 5-fluoro-1h-indene | | | | |
| 52032-05-0 | | 2,5-furandione, polymer with 2-(hydroxymethyl)-2-methyl-1,3-propanediol | | | | |
| 52032-17-4 | | poly[(isobutylene-alt-maleic acid), ammonium salt)-co-(isobutylene-alt-maleic anhydride)] | | | 194℃ | |
| 52032-20-9 | | poly(oxy-1,2-ethanediyl), alpha-[[[(heptadecafluorooctyl)sulfonyl]methylamino]c | | | | |
| 52032-55-0 | | (4-(2-formylphenoxy)butyl)triphenylphosphonium bromide | | | | |
| 52033-70-2 | | 6-nitro-3-(phenylacetamido)-*benzoic acid | C15H12N2O5 | 300.27 | | |
| 52033-73-5 | | 2-nonyl-n-phenyl-benzenamin | | | | |
| 52033-74-6 | 硫酸苯肼 | phenylhydrazinesulfate | C12H18N4SO4 | 314.36 | | |
| 52034-14-7 | 5-己烯基三乙氧基硅烷 | 5-hexenyltriethoxysilane,95% | | | | |
| 52034-16-9 | 1,6-双(三乙氧基硅基)己烷 | 1,6-bis(triethoxysilyl)hexane | | | | |
| 52034-37-4 | | ethyl 4-(3-formyl-2,5-dimethyl-1h-pyrrol-1-yl)benzoate | | | | |
| 52034-92-1 | | dicyclohexylacetic acid | | | | |
| 52036-16-5 | | (5z)-5-(4-hydroxy-3-methoxybenzylidene)imidazolidine- 2,4-dione | C11H10N2O4 | 234.21 | | |
| 52036-18-7 | | 5-((2,5-dimethoxyphenyl)methylene)-4-imidazolidinedione | | | | |
| 52037-76-0 | | zirconium oxide sulfate | | | | |
| 52037-90-8 | | cyclohexanone monooxygenase f. acineto-bacter sp. | | | | |
| 5204-64-8 | | 3-pentenoic acid | C5H8O2 | 100.11 | | 192℃ |
| 5204-74-0 | 乙酸与二乙胺(1:1)的化合物 | Acetic acid, compd. with N,N-diethylethanamine (1:1) | C6H15N·C2H4O2 | 161.24 | | |
| 5204-88-6 | | 13-hydroxy-9,11-octadecadienoic acid | | | | |
| 52040-07-0 | | 1,3-dicyclohexyl-1-methylurea | | | | |
| 52040-08-1 | | 1,3-dicyclohexyl-1-ethylurea | | | | |
| 52041-73-3 | | n-(3-hydroxyphenyl)cyclopropanecarboxamide | | | | |
| 52041-78-8 | | 6-chloro-4-(2,3-dihydroxypropyl)-2-propyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52041-97-1 | 5-溴-2-(4-氯苯基)噻唑-4-羧酸 | 5-bromo-2-(4-chlorophenyl)thiazole-4-carboxylic acid | | | | |
| 52042-24-7 | | 6-chloro-4-(2,3-dihydroxypropyl)-2-methyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-25-8 | | 6-chloro-4-(2,3-dihydroxypropyl)-2-ethyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-27-0 | | 2,3-dihydro-6-chloro-4-(2,3-dihydroxypropyl)-4h-4-benzoxazin-3-one | | | | |
| 52042-28-1 | | 7-bromo-6-chloro-4-(2,3-dihydroxypropyl)-2-methyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-29-2 | | 4-(2,3-dihydroxypropyl)-2,6-dimethyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-30-5 | | 2h-1,4-benzoxazin-3(4h)-one, 4-(2,3-dihydroxypropyl)-8-methoxy-2-methyl-6-propy | | | | |
| 52042-31-6 | | 4-(2,3-dihydroxypropyl)-2-methyl-6-nitro-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-32-7 | | 4-(2,3-dihydroxypropyl)-2-ethyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-34-9 | | 6-bromo-4-(2,3-dihydroxypropyl)-2-ethyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-35-0 | | 4-(2,3-dihydroxypropyl)-6-methoxy-2-methyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-36-1 | | 2h-1,4-benzoxazin-3(4h)-one, 4-(2,3-dihydroxypropyl)-8-methoxy-2-methyl-6-(2-pe | | | | |
| 52042-37-2 | | 2-butyl-6-chloro-4-(2,3-dihydroxypropyl)-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-38-3 | | 4-(2,3-bis(acetyloxy)propyl)-6-chloro-2-methyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-39-4 | | 4-(2,3-bis(acetyloxy)propyl)-6-chloro-2-ethyl-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-40-7 | | 4-(2,3-bis(acetyloxy)propyl)-6-chloro-2h-4-benzoxazin-3(4h)-one | | | | |
| 52042-99-6 | | 3,3-diphenyl-hydracrylamid | | | | |
| 52043-21-7 | | 2-(2,4-difluorophenoxy)propanoic acid | | | | |
| 52043-46-6 | | 4,7-dichloro-1(3h)-isobenzofuranon | | | | |
| 52044-08-3 | 2-(4-氨基-3-磺苯基)-6-甲基-7-苯并噻唑磺酸二钠 | 7-Benzothiazolesulfonic acid, 2-(4-amino-3-sulfophenyl)-6-methyl-, disodium salt | C14H12N2O6S3·2Na | | | |
| 52045-06-4 | | Iodate(1-),dibromo-,N,N,N-trimethylbenzenaminium | C4H12Br2IN | 360.86 | | |
| 52046-55-6 | | (1e)-n',2-dihydroxypropanimidamide | | | | |
| 52046-56-7 | | 2-bromo-1,3-bis(4-methylphenyl)propane-1,3-dione | | | | |
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