| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 28255-97-2 | | 1,6:8,13-Butane-1,4-diylidene[14]-annulene | C18H16 | 232.32 | | |
| 282550-57-6 | | [6-phenyl-2,2'-bipyridine]-4-carboxylic acid | C17H12N2O2 | 276.29 | | |
| 28257-92-3 | 丁二酸与2,2-二甲基-1,3-丙二醇的聚合物 | Butanedioic acid, polymer with 2,2-dimethyl-1,3-propanediol | (C5H12O2·C4H6O4)x | | | |
| 28258-30-2 | | 2,5-furandione, polymer with methoxyethene, ammonium salt | | | | |
| 28258-59-5 | | bromo-xylen | | | | |
| 28258-89-1 | | decahydromethyl-naphthalen | | | | |
| 28258-94-8 | | octyl-pheno hydrogen phosphate | | | | |
| 28259-80-5 | | mno]chrysene-6,12-dione, dibromo-dibenzo[de | | | | |
| 28259-88-3 | | 1,1'-oxybis[(chloromethyl)-benzen | | | | |
| 28259-92-9 | | hexanedioic acid, polymer with 2-(hydroxymethyl)-2-methyl-1,3-propanediol | | | | |
| 2826-19-9 | | 4,7-methano-1h-indene, 2,3,3a,4,7,7a-hexahydro-, (3a alpha,4 alpha,7 alpha,7a a | | | | |
| 2826-24-6 | | 2-[(4-bromophenyl)methylene]malononitrile | | | | |
| 2826-25-7 | | 4-methylbenzylidenemalononitrile | | | | |
| 2826-26-8 | | (4-methoxybenzylidene)malononitrile | | | 113-116℃ | |
| 2826-27-9 | | (4-ethoxybenzylidene)-malononitrile | | | | |
| 2826-28-0 | | alpha-(4-(dimethylamino)benzylidene)malononitrile | | | | |
| 2826-30-4 | | (o-nitrobenzylidene)-malononitril | | | | |
| 2826-32-6 | | (m-nitrobenzylidene)-malononitril | | | | |
| 2826-80-4 | | 10-demethoxy-10-methylamino-colchicin | | | | |
| 2826-91-7 | 2-甲基-3-(2-硝基乙烯基)-1h-吲哚 | 2-methyl-3-(2-nitrovinyl)-1h-indole | | | | |
| 2826-96-2 | | (3-(2-aminoethyl)-1-methylindole) dihydrochloride | | | | |
| 28260-61-9 | | chlorotrinitro-benzen | | | | |
| 28261-54-3 | | 2-pyrrolidinone, 3-((4-hydroxy-3-methoxy-5-(((4-methylphenyl)thio)methyl)phenyl | | | | |
| 28261-93-0 | | 2-propenoic acid, polymer with ethyl 2-propenoate and methyl 2-propenoate | | | | |
| 28262-03-5 | | 14,18-anthrazinetetrone, dichloro-6,15-dihydro-9 | | | | |
| 28262-39-7 | | 2-propenoic acid, 2-methyl-, polymer with (chloromethyl)oxirane, ethenylbenzene | | | | |
| 28262-58-0 | 1,4-丁二醇与癸二酸、二甲基-1,4-苯二羧酸酯和1,3-苯二甲酸的聚合物 | 1,3-Benzenedicarboxylic acid, polymer with 1,4-butanediol, decanedioic acid and dimethyl 1,4-benzenedicarboxylate | (C10H18O4·C10H10O4·C8H6O4·C4H10O2)x | | | |
| 28262-63-7 | 2-甲基-2-丙烯酸与2-甲基-2-丙烯酸丁酯和2-甲基-2-丙烯酸甲酯的聚合物 | 2-Propenoic acid, 2-methyl-, polymer with butyl 2-methyl-2-propenoate and methyl 2-methyl-2-propenoate | (C8H14O2·C5H8O2·C4H6O2)x | | | |
| 28262-71-7 | 1,2-乙二醇与1,12-十二双酸的聚合物 | 1,2-Ethanediol, polymer with 1,12- dodecanedioic acid | (C12H22O4·C2H6O2)x | | | |
| 28263-32-3 | | Bis(guanidinium)zinc disulfate | C2H12N6O8S2Zn | 377.69 | | |
| 28263-96-9 | 2-甲基-2-丙烯酸与乙烯基苯、2-丙烯酸乙酯和2-甲基-2-丙烯酸甲酯的聚合物 | 2-Propenoic acid, 2-methyl-, polymer with ethenylbenzene, ethyl 2-propenoate and methyl 2-methyl-2-propenoate | (C8H8·C5H8O2·C5H8O2·C4H6O2)x | | | |
| 28265-17-0 | | 2,3,7,8,12,13,17,18-octaethyl-21h,23h-porphine mn | | | | |
| 28265-35-2 | | 2-butenedioic acid (z)-, polymer with 1,3-butadiene | | | | |
| 28266-71-9 | | ethyl n-(3-chlorophenyl)-n-hydroxycarbamate | | | | |
| 28267-25-6 | | 3-amino-2-methyl-propanoic acid hcl | | | | |
| 28267-29-0 | 十三烷酸乙酯 | Tridecanoic acid, ethyl ester | C15H30O2 | | | |
| 28267-31-4 | | Butyl tridecanoate | C17H34O2 | 270.45 | | |
| 28267-32-5 | | nonanoic acid, 1-methylethyl ester | | | | |
| 28267-33-6 | | 1,3-bis-nonanoyloxy-propane | C21H40O4 | 356.54 | | |
| 28267-45-0 | | 1,3-Dimethyl-6-propyluracil | C9H14N2O2 | 182.22 | | |
| 28268-49-7 | | propanamide, n-(13-hydroxy-1,4,10,19-tetramethyl-17,18-dioxo-7-(1-oxopropoxy)-1 | | | | |
| 28268-50-0 | | 3.2.2) nonadeca-3,5,9,11-tetraen-2-yl)-, 13-propionate, (all-e)-(1S,2R,7S,13S,1 | | | | |
| 28269-03-6 | 4-氧代-环戊烷-反式-1,2-二甲酸二甲酯 | 4-oxo-cyclopentane-trans-1,2-dicarboxylic acid dimethyl ester | | | | |
| 28269-09-2 | | 5α-Hydroxy-6β-iodo-trans-hydrindan-1-one-3α,3aα-dicarboxylic 3aα-5α-lactone | C11H11IO5 | 350.11 | | |
| 28269-31-0 | 2-甲基异邻苯二甲酸二甲酯 | dimethyl 2-methylisophthalate | | | | |
| 2827-06-7 | | 2-(2-(bis(2,6-dimethylphenyl)methoxy)ethoxy)-n,n-dimethyl-ethanamin hydroch | | | | |
| 2827-07-8 | | p,p-bis(1-aziridinyl)-n-(2-chloro-6-methyl-4-pyrimidinyl)-phosphinic amid | | | | |
| 2827-17-0 | n-methyl-n′-(2-methylphenyl)thiourea | | | | | |
| 2827-18-1 | | 1-ethyl-3-(p-tolyl)-2-thiourea | | | | |
| 2827-28-3 | | 9,10-dihydro-benzo(c)phenanthridin-7(8h)-on | | | | |
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