| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 428-73-9 | | trichloromethyl 2,2-dichloro-1,1,2-trifluoroethyl ether | C3Cl5F3O | 286.29 | | |
| 428-75-1 | | 1,1,1,5,5,5-hexafluoro-2,2,4,4-pentane-tetrol | | | 97℃ | |
| 428-76-2 | 双[(三氟代甲基)磺酰基]甲烷 | bis[(trifluoromethyl)sulfonyl]-Methane | C3H2F6O4S2 | 280.15 | 35℃ | 78℃(10 t |
| 428-92-2 | | (2-chloro-1,1,2-trifluoro-ethoxy)-chloro-methane | C3H3Cl2F3O | 182.96 | | |
| 428-97-7 | 二乙酯2,2-二氟戊二酸 | diethyl 2,2-difluoropentanedioate | C9H14F2O4 | 224.2 | | |
| 428-98-8 | | (1H,1H,3H-tetrafluoropropyl)3-methylglutarate | C12H14F8O4 | 374.22 | | |
| 4280-48-2 | | 1H-Tetrazaborole,4,5-dihydro-1,4-diphenyl- | C12H11BN4 | 222.05 | | |
| 4280-58-4 | | 1,6-bis(4-methoxyphenyl)hexane | | | | |
| 4280-78-8 | | 3-amino-5-methyl-1-phenylpyarazole | | | | |
| 4280-80-2 | | ethyl 2-(ethylamino)-4-methyl-1,3-thiazole-5-carboxylate | | | | |
| 42802-94-8 | 4-(2-溴乙基)吗啉氢溴酸盐 | 4-(2-bromoethyl)morpholine hydrobromide | C6H13Br2NO | 274.98 | | |
| 42803-77-0 | | 3-[ethyl(phenylmethyl)amino]-benzenesulfonic aci | | | | |
| 42805-29-8 | | (3-chloropropyl)-diethyl-silane | C7H17ClSi | 164.75 | | |
| 42805-31-2 | | chloromethyl-dipropyl-silane | C7H17ClSi | 164.75 | | |
| 42806-75-7 | | cis-1-methyl-3-propylcyclohexane | C10H20 | 140.27 | | |
| 42806-77-9 | | trans-1-methyl-2-propylcyclohexane | C10H20 | 140.27 | | |
| 42807-66-9 | | n-me-leu-obzl . p-tosylate | C14H21NO2.C7H8O3S | 407.52 | | |
| 42807-86-3 | | tert-butyl (2S)-4-methyl-2-(methylamino)pentanoate | | | | |
| 42808-06-0 | | dansyl-dl-phenylalanine*cyclohexylammonium | C21H22N2O4S.C6H13N | 497.65 | | |
| 42808-13-9 | | dansyl-dl-methionine cyclohexylammonium | C17H22N2O4S2.C6H13N | 481.66 | | |
| 42808-14-0 | | n-dansyl-dl-serine cyclohexylammonium | C15H18N2O5S.C6H13N | 437.55 | | |
| 42808-36-6 | 十八烷酸-9(或10)-磺酰氧基-1-丁酯钠盐 | Octadecanoic acid,9(or 10)-(sulfooxy)-,1-butyl ester,sodium salt | C22H44O6S·Na | | | |
| 42808-46-8 | | sparteine hydrochloride | | | | |
| 42809-44-9 | cis-1-(3-ethynylcyclobutyl)ethanone | | C8H10O | 122.164 | | |
| 4281-16-7 | | 2,2'-(1-oxo-1,2-ethanediyl)bis-benzoic aci | | | | |
| 4281-17-8 | | 2,2'-ethylenedibenzoic acid | | | | |
| 4281-21-4 | | 3,3'-diphthalide | | | 262℃ | |
| 4281-40-7 | | 6,7-dimethoxy-4-methylcoumarin | C12H12O4 | 220.22 | 136-139℃ | |
| 4281-67-8 | | phosphoric acid, cyclohexyl diphenyl ester | | | | |
| 42811-88-1 | (e)-1,3-二(噻吩-2-基)丙-2-烯-1-酮 | (e)-1,3-di(thiophen-2-yl)prop-2-en-1-one | C11H8OS2 | 220.31 | | |
| 42813-30-9 | | Iodine(1+),dichloro-,(T-4)-tetrachloroaluminate(1-) | AlCl6I | 366.60 | | |
| 42815-42-9 | 丙烯酸丁酯与丙烯酸-2-乙基己酯、丙烯酸乙酯和N-(羟甲基)-2-丙烯酰胺的聚合物 | 2-Propenoic acid,butyl ester,polymer with 2-ethylhexyl 2-propenoate,ethyl 2-propenoate and N-(hydroxymethyl)-2-propenamide | (C11H20O2·C7H12O2·C5H8O2·C4H7NO2)x | | | |
| 42815-59-8 | | butylbenzoicacidoctyloxyphenylester | C25H34O3 | 382.54 | | |
| 42816-33-1 | | n-[2-[ethyl(3-methylphenyl)amino]ethyl]-acetamid | | | | |
| 42816-53-5 | 5-氨基靛红 | | | | | |
| 42816-79-5 | 苯并[c][1,2,5]噻二唑-4-甲酸甲酯 | methyl benzo[c][1,2,5]thiadiazole-4-carboxylate | | | | |
| 42817-60-7 | 4-氨基-n,n-二甲基苯丙胺 | n-[3-(4-aminophenyl)propyl]-n,n-dimethylamine | | | | |
| 42818-60-0 | | 3-amino-alpha-methyl-5-(trifluoromethyl)-benzenemethano | | | | |
| 4282-07-9 | | chonemorphine | | | | |
| 4282-20-6 | | 4,4'-(dithiodimethylene)bis-pyridin dihydrochloride | | | | |
| 4282-24-0 | | furan-2,3-dicarboxylic acid | C6H4O5 | 156.09 | 220-225 °C | 375.2 °C at 760mmHg |
| 4282-28-4 | | 2,4-furandicarboxylic acid | C6H4O5 | 156.0900 | | 416.399 °C at 760 mmHg |
| 4282-29-5 | | 3,4-thiophenedicarboxylic acid | C6H4O4S | 172.15 | 227-231℃ | 405.9℃ at 760mmHg |
| 4282-31-9 | 噻酚-2,5-二甲酸 | 2,5-thiophenedicarboxylic acid | C6H4O4S | 172.16 | 300℃ | |
| 4282-32-0 | | Furan-2,5-dicarboxylic acid dimethyl ester | C8H8O5 | 184.15 | | |
| 4282-33-1 | | dimethyl 3,4-furandicarboxylate | C8H8O5 | 184.15 | 42-47℃ | 150℃(1 t |
| 4282-34-2 | | dimethyl thiophene-2,5-dicarboxylate | C8H8O4S | 200.21 | | |
| 4282-35-3 | 噻吩-3,4-二甲酸二甲酯 | dimethyl thiophene-3,4-dicarboxylate | C8H8O4S | 200.21 | | |
| 4282-40-0 | 1-碘庚烷 | heptyl iodide | C7H15I | 226.10 | -48-205℃ | 204℃ |
| 4282-42-2 | 1-碘壬烷 | 1-iodo-nonan | C9H19I | 254.15 | | 107-108℃ |
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