| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 5254-92-2 | | 2-[(1-naphthylmethyl)thio]acetic acid | C13H12O2S | | | |
| 52542-78-6 | | n,n'-ethylenebis(2-(2-hydroxyphenyl)glycinato- o,o',n)iron | | | | |
| 52542-80-0 | (三羟基)苯基硼酸钠 | sodium (trihydroxy)phenylborate | | | | |
| 52542-88-8 | | Holmate(3-),hexachloro-,dicesium sodium,(OC-6-11)- | Cl6Cs2HoNa | 666.45 | | |
| 52543-24-5 | | 2,5-diethoxy-4-[(4-methoxybenzoyl)amino]-benzenediazoniu ( beta-4)-tetrachl | | | | |
| 52544-22-6 | | 1,3,5,7-Tetraazatricyclo[3.3.1.13,7]decane,compd. with(OC-6-11)-hexaaquacobalt(2+)dichloride(2:1),tetrahydrate | C12H44Cl2CoN8O10 | 590.36 | | |
| 52544-24-8 | | 1,3,5,7-Tetraazatricyclo[3.3.1.13,7]decane,compd. with(OC-6-11)-hexaaquacobalt(2+)dibromide(2:1),tetrahydrate | C12H44Br2CoN8O10 | 679.27 | | |
| 52545-13-8 | 4-甲氧基吡啶-2(1h)-酮 | 4-methoxypyridin-2(1h)-one | | | | |
| 52547-00-9 | | 3-methyl-5-isothiazolamine hydrochloride | C4H6N2S.HCl | 150.62 | 300℃ | |
| 52547-07-6 | | p-xylylenebis(tetrahydrothiophenium chloride) | C16H24Cl2S2 | 351.39 | 157-161℃ | |
| 52548-00-2 | 6-溴-3-氟-o-二甲苯 | 6-bromo-3-fluoro-o-xylene | | | | |
| 52548-14-8 | | 2-iodo-5-methylbenzoic acid | | | | |
| 52548-63-7 | 5-氟-2-碘苯甲酸 | 5-fluoro-2-iodobenzoic acid | | | | |
| 52548-84-2 | 1-(2-氯乙基)-2,3-二苯并咪唑-2-酮 | 1-(2-chloroethyl)-1h-benzo[d]imidazol-2(3h)-one | | | | |
| 52548-95-5 | | 2-cyano-4-(trifluoromethyl)diphenyl sulfide | C14H8F3NS | 279.29 | | |
| 52548-96-6 | | 2-phenylsulfanyl-5-trifluoromethyl-benzoic acid | | | | |
| 52549-17-4 | | 3,-b)pyridine-7-acetic acid, alpha-methyl-5h-(1)benzopyrano( | | | | |
| 52549-19-6 | 普拉洛芬杂质2 | pranoprofen impurity 2 | | | | |
| 52549-57-2 | C.I.分散紫77 | N-[5-[bis(2-methoxyethyl)amino]-2-[(2-cyano-4-nitrophenyl) azo]phenyl]-Acetamide | C21H24N6O5 | | | |
| 5255-04-9 | | | | | | |
| 5255-17-4 | | 3 beta-hydroxy-delta 5-cholenic acid | C24H38O3 | 374.56 | | |
| 5255-33-4 | | 4-methyl-5-thiazoleacetic aci | | | | |
| 5255-65-2 | | ethyl n-(4-ethoxyphenyl)carbamate | | | | |
| 5255-66-3 | | ethyl n-(p-tolyl)carbamate | | | | |
| 5255-67-4 | | 2-pyridinyl-carbamic acid ethyl ester | C8H10N2O2 | 166.17 | | |
| 5255-68-5 | | ethyl n-(1-naphthyl)carbamate | | | | |
| 5255-70-9 | | ethyl 2-chlorophenylcarbamate | | | | |
| 5255-71-0 | | (2-methyl-phenyl)-carbamic acid ethyl ester | C10H13NO2 | 179.22 | | |
| 5255-75-4 | | 1,2-epoxy-3-(p-nitrophenoxy)-propan | C9H9NO4 | 195.17 | 62-68℃ | |
| 52550-45-5 | α-2-十七氟辛基磺酰丙氨基乙基-ω-羟基-聚氧亚乙基 | 2-ethanediyl), .alpha.-[2-[[(heptadecafluorooctyl) sulfonyl] propylamino]ethyl]-.omega.-hydroxy-Poly(oxy-1 | (C2H4O)nC13H12F17NO3S | | | |
| 52551-07-2 | l-酪氨酰对硝基苯胺 | h-tyr-pna | | | | |
| 52551-67-4 | | 2-(bis(2-hydroxyethyl)amino)-5-nitro-pheno | | | | |
| 52552-28-0 | | card-20(22)-enolide, 3-((chloroacetyl)oxy)-5,14-dihydroxy-19-oxo-, (3-beta,5-be | | | | |
| 52552-56-4 | 三[μ-[(1,2-η:4,5-η)-(1e,4e)-1,5-双(4-甲氧基苯基)-1,4-戊二烯-3-酮]]二钯 | 1,5-bis(4-methoxyphenyl)-1,4-pentadien-3-one palladium complex | | | | |
| 52553-17-0 | | nitrosocarbamic acid | | | | |
| 52553-42-1 | | siroheme | | | | |
| 525559-14-2 | | 2-benzylsulfanyl-4-chloro-6-diethoxymethyl-pyrimidine | | | | |
| 52556-42-0 | 2-羟基-3-(2-丙烯氧基)-1-丙基磺酸钠盐 | 1-Propanesulfonic acid, 2-hydroxy-3-(2-propenyloxy)-, monosodium salt | C6H12O5S·Na | | | |
| 525560-81-0 | 4,4″-bis(4,4,4-trifluoro-1,3-dioxobutyl)-o-terphenyl-4′-sulfonyl chloride | | | | | |
| 525561-42-6 | | 2-bromo-2'-chlorobenzophenone | | | | |
| 525561-43-7 | | 2-chloro-4'-ethoxybenzophenone | | | | |
| 52557-31-0 | | 3,5a-methano-5ah-cycloheptacyclodecen-8(1h)-one, dodecahydro-4,7,10,12,14-penta | | | | |
| 52557-97-8 | 3,3-二甲基二环[2.2.2]庚-2-羧酸甲酯 | Bicyclo[2.2.2]heptane-2-carboxylic acid, 3,3-dimethyl-, methyl ester | C11H18O2 | | | |
| 52557-98-9 | | 3,3-dimethyl-bicyclo[2.2.1]heptane-2-carboxylic aci | | | | |
| 525570-29-0 | | 4-[(2-chloro-4-fluorobenzyl)oxy]-3-methoxybenzaldehyde | | | | |
| 525570-33-6 | | 1-(2-chloro-4-fluorobenzyl)-1h-indole-3-carbaldehyde | | | | |
| 525570-78-9 | | 4-[(2-chloro-5-fluoropyrimidin-4-yl)oxy]-3-methoxybenzaldehyde | | | | |
| 525573-22-2 | 生物素-peg3-马来酰亚胺 | biotin-peg3-maleimide | | | | |
| 52558-16-4 | | 2'-deoxyguanosine 5'-monophosphate, sodium salt hydrate | C10H12N5Na2O7P.xH2O | | | |
| 52558-24-4 | 3-叔丁氧羰基氨基-(S)-2-羟基丙酸 | (S)-3-((tert-butoxycarbonyl)amino)-2-hydroxypropanoic acid | | | | |
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