| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 52506-21-5 | | methyl 8-oxo-1,4-dioxaspiro[4.5]decane-7-carboxylate | C10H14O5 | 214 | | |
| 52507-55-8 | | 2-(2-(diethylamino)ethyl)-n,n'-diphenyl-propanediamid monohydrochloride | | | | |
| 52507-57-0 | 2-巯基-7-甲氧基-4-甲基喹啉 | 7-methoxy-4-methylquinoline-2(1h)-thione | | | | |
| 52508-35-7 | | 2,3:4,6-bis-o-(1-methylethylidene)-alpha-l-xylo-2-hexulofuranosonic aci sod | C12H17NaO7 | 296.25 | | |
| 52508-44-8 | | [2-(benzyloxy)-3-methoxyphenyl]methanol | | | | |
| 52508-86-8 | | 5-chloro-2-oxoindoline-3-carbaldehyde | | | | |
| 52508-88-0 | 5-甲氧基-2-氧代吲哚啉-3-甲醛 | 5-methoxy-2-oxoindoline-3-carbaldehyde | C10H9NO3 | 191.18 | | |
| 52509-14-5 | (1,3-二草脲胺-2-基甲基)三苯基溴化膦 | (1,3-dioxolan-2-ylmethyl)triphenylphosphonium bromide | C22H22BrO2P | 429.29 | 189-193℃ | |
| 52509-83-8 | | 4-(1,1-dimethylethyl)-benzoic aci magnesium salt | | | | |
| 52509-84-9 | | 4-(1,1-dimethylethyl)-benzoic aci calcium salt | | | | |
| 5251-31-0 | 3β,17α-二羟基-16β-甲基孕甾-5,15-二烯-20-酮-3-醋酸酯 | 3,17-Dihydroxy-16-methylpregna-5,15-diene-20-one 3-acetate | C24H34O4 | 386.53 | | |
| 5251-34-3 | | cloprednol | | | | |
| 5251-79-6 | | ammonium benzadox | | | | |
| 5251-93-4 | | benzadox | C9H9NO4 | 195.17 | | |
| 52510-53-9 | tetranor-PGAM | tetranor-PGAM (tetranor-Prostaglandin A Metabolite) | C16H22O6 | 310.3 | | |
| 52510-63-1 | | 2,5-diethoxy-4-[(4-methylphenyl)thio]-benzenediazoniu sulfate (1:1) | | | | |
| 52512-00-2 | | 3-(4-chloro-phenyl)-1,1-dipropyl-urea | | | | |
| 52513-03-8 | 2-甲基丁醇苯甲酸酯 | 1-Butanol,2-methyl-,benzoate | C12H16O2 | | | |
| 52513-11-8 | | n,n-dimethyl-n-[3-[(1-oxododecyl)amino]propyl]-benzenemethanaminiu chloride | | | | |
| 52513-18-5 | 1,1-二氧硫杂环戊烷-3-硫醇 | 1,1-dioxothiolane-3-thiol | | | | |
| 52513-48-1 | | 2-(5-formyl-2,4-dimethyl-1h-pyrrol-3-yl)acetic acid | | | | |
| 52514-04-2 | N-Oleoyl Taurine | | C20H39NO4S | 389.6 | | |
| 52514-66-6 | | 2-methoxy-4-(4,4,6-trimethyl-1,3-dioxan-2-yl)-pheno | | | | |
| 52514-77-9 | | 2-methylamino-2-phenyl-acetophenon hydrochloride | | | | |
| 52516-06-0 | | 3,4-dichloro-n-methyl-benzeneethanamine | | | | |
| 52516-13-9 | | 2-(2,4-Dichlorophenyl)ethylamine | C8H9Cl2N | 190.07 | | 75-76℃(0 |
| 52516-17-3 | | 2-chloro-n-methyl-benzeneethanamine | | | | |
| 52516-20-8 | n-甲基-3-氯苯乙胺 | n-methyl-3-chlorophenethylamine | C9H12ClN | 169.65 | | |
| 52516-30-0 | | m-trifluoromethyl-phenethylamin | C9H10F3N | 189.18 | | 77℃(14 t |
| 52516-37-7 | 2-(3,5-二氯苯基)乙腈 | 2-(3,5-dichlorophenyl)acetonitrile | C8H5Cl2N | 186.04 | | 287°C |
| 52517-34-7 | | (8-beta)-8-(bromomethyl)-6-methylergoline | | | | |
| 52517-49-4 | | 1-(2,5-dimethylthiazol-4-yl)ethanone hydrochloride | | | | |
| 52517-67-6 | | 1,1-dimethoxy-undecan | | | | |
| 52518-96-4 | | Antimony trichloride-aniline(1:1) | C6H7Cl3NSb | 321.24 | | |
| 52519-51-4 | | 2-propenoic acid, 2-methyl-, 3,3,4,4,4-pentafluorobutyl ester | | | | |
| 52519-63-8 | | o-(carboxymethyl)chitin | | | | |
| 5252-47-1 | 2,3-dihydropyrano[3,2-f]quinolin-1-one | | C12H9NO2 | 199.20536 | | |
| 5252-98-2 | 4,5-二氯-2-甲基苯甲酸 | 4,5-dichloro-2-methylbenzoic acid | C8H6Cl2O2 | 205.04 | | 332.2°C at 760 mmHg |
| 52520-05-5 | | 2-ethanediyl), alpha-sulfo- omega -(dioctylphenoxy)-poly(oxy- ammonium salt | | | | |
| 52522-40-4 | | tris(dibenzylideneacetone)dipalladium (0) chloroform adduct | C52H43Cl3O3Pd2 | 1035.1 | | |
| 52522-49-3 | 1-对硝基苯甲酸-2,3,5-三苄氧基-D-阿拉伯呋喃糖苷 | 2,3,5-Tri-O-benzyl-D-arabinofuranose 1-(4-nitrobenzoate) | C33H31NO8 | 569.60 | 69-72 ℃(lit.) | 706.2°C |
| 52522-83-5 | | acetic acid cyano-dimethyl-tetradecahydro-1h-cyclopenta(a)phenanthren-3-yl ester | | | | |
| 52522-84-6 | | 3-beta-hydroxy-5-alpha-androstane-17-beta- carbonitrile | | | | |
| 52522-99-3 | 5-碘-2,4-二甲氧基嘧啶 | 5-iodo-2,4-dimethoxypyrimidine | C6H7IN2O2 | 266.04 | 71-75℃ | |
| 52525-35-6 | 槲皮素 3-o-洋槐糖苷 | quercetin 3-o-robinobioside | | | | |
| 52525-55-0 | | ethylbenzothiazolylidenemethylpropenyl-sulfooxybu | | | 240℃ | |
| 52526-36-0 | | 2,3-dihydro-3-oxo-n,n,n,1,5-pentamethyl-2-phenyl-1h-pyrazol-4-aminiu iodide | | | | |
| 52526-39-3 | | l-aspartic acid-ul-14c mol. wt. 133.1 | C4H7NO4 | 133.10 | | |
| 52526-80-4 | | n,n',n'',n'''-[carbonylbis(nitrilodi-2,1-ethanediyl)]tetrakis-octadecanamid | | | | |
| 52528-26-4 | | (7-methyl-1,4-dithia-spiro(4.5)dec-6-en-8-yl)-methanol | C10H16OS2 | 216 | | |
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