| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 28197-69-5 | | diacetolol | | | | |
| 28198-05-2 | 1,4-二[(4-丁苯基)氨基]-5,8-二羟基蒽醌 | 10-Anthracenedione, 1,4-bis[(4-butylphenyl)amino]-5,8-dihydroxy-9 | C34H34N2O4 | 534.65 | | |
| 28198-51-8 | | Potassium phenyldinitromethanate | C7H5KN2O4 | 220.22 | | |
| 28199-55-5 | | purine-3-oxide | | | | |
| 28199-69-1 | 二氢去氢二愈创木基醇 | dihydrodehydrodiconiferyl alcohol | | | | |
| 2820-37-3 | 3,4-二甲基-1h-吡唑 | 3,4-dimethyl-1h-pyrazole | | | | |
| 2820-38-4 | | 3,5-dimethyl-4-hydroxypyrazole | | | | |
| 2820-51-1 | | nicotine, hydrochloride | | | | |
| 2820-55-5 | | nicotine, 1-oxide | | | | |
| 28201-53-8 | 1-(5-甲基-2-呋喃基)-2-羟基乙酮 | 2-hydroxy-1-(5-methyl-2-furyl)ethanone | | | | |
| 28201-92-5 | | alpha-(p-acetamidobenzamido)-2-furanacrylic aci hydrazide | | | | |
| 28202-30-4 | | | C9H7F4NO3 | 253.15 | | |
| 28202-31-5 | | | C8H5F4NO3 | 239.13 | | |
| 28202-32-6 | | 1-nitro-4-(1,1,2,2-tetrafluoroethoxy)-benzen | C8H5F4NO3 | 239.13 | | |
| 28203-59-0 | 苄磺酰基乙酸 | 2-benzylsulfonyl acetic acid | | | | |
| 28205-74-5 | | 1,4-benzenedicarboxylic acid, polymer with 1,4-butanediol and decanedioic acid | | | | |
| 28205-79-0 | | ethanol, 2-chloro-, phosphate (3:1), homopolymer | | | | |
| 28205-96-1 | 2-甲基-2-丙烯酸、丙烯酸的聚合物钠盐 | 2-Propenoic acid, 2-methyl-, polymer with 2-propenoic acid, sodium salt | (C4H6O2·C3H4O2)x·xNa | | | |
| 28206-15-7 | | 2-propenoic acid, 2-methyl-, methyl ester, polymer with butyl 2-propenoate, 2-p | | | | |
| 28208-17-5 | | 1-dodecene, polymer with 1-butene | | | | |
| 28208-80-2 | 2-丙烯酸与乙烯的聚合物锌盐 | 2-Propenoic acid, polymer with ethene, zinc salt | (C3H4O2·C2H4)x·xZn | | | |
| 282087-44-9 | 4-碘-3-甲氧基苯甲酸 | 4-iodo-3-methoxybenzoic acid | | | | |
| 282087-47-2 | | 2-(phenylthio)-4-pyridinecarboxylic acid ethyl ester | C14H13NO2S | 259.32 | | |
| 282089-49-0 | | jte-907 | | | | |
| 28209-35-0 | 己二酸与乙二醇、2,5-呋喃二酮和二甘醇的聚合物 | Hexanedioic acid, polymer with 1,2-ethanediol, 2,5-furandione and 2,2'-oxybis [ethanol] | (C6H10O4·C4H10O3·C4H2O3·C2H6O2)x | | | |
| 282091-64-9 | 4-溴-n-(2,4-二氯苯基)苯甲酰胺 | 4-bromo-n-(2,4-dichlorophenyl)benzamide | | | | |
| 282091-65-0 | 4-溴-n-(2,6-二氯苯基)苯甲酰胺 | 4-bromo-n-(2,6-dichlorophenyl)benzamide | | | | |
| 282091-66-1 | 4-溴-n-(2,4-二甲基苯基)苯甲酰胺 | 4-bromo-n-(2,4-dimethylphenyl)benzamide | | | | |
| 282093-35-0 | | ethyl 2,4-diamino-4-oxobutanoate dihydrochloride | C6H14Cl2N2O3 | | | |
| 282093-48-5 | | 3-morpholino-4-tetrahydro-1H-pyrrol-1-ylcyclobut-3-ene-1,2-dione | C12H16N2O3 | | | |
| 2821-15-0 | | dimethyl-bis(1H,1H,7H-dodecafluoroheptyloxy)-silane | C16H12F24O2Si | 720.31 | | |
| 28210-41-5 | 聚苯乙烯磺酸钠 | Benzenesulfonic acid, 4-ethenyl-, homopolymer | (C8H8O3S)x | | | |
| 282100-80-5 | | Boc-L-Tyrosinol | 4-(HO)C6H4CH2CH(CH2OH)NHCO2C(CH3)3 | 267.32 | 118-120 ℃(lit.) | |
| 282101-16-0 | 4-氯喹啉-7-羧酸乙酯 | ethyl 4-chloroquinoline-7-carboxylate | | | | |
| 282102-07-2 | 2-氯-4-甲氧基-5-硝基嘧啶 | 2-chloro-4-methoxy-5-nitropyrimidine | | | | |
| 282104-32-9 | 2-[(2-氟苄基)硫代]-4,5-二氢-1h-咪唑盐酸盐 | 2-[(2-fluorobenzyl)thio]-4,5-dihydro-1h-imidazole hydrochloride | | | | |
| 282104-58-9 | | n-[2-(4-ethylphenoxy)ethyl]acetamide | | | | |
| 282104-60-3 | | n-[2-(2-chlorophenoxy)ethyl]acetamide | | | | |
| 282104-62-5 | | n-[2-(4-fluorophenoxy)ethyl]acetamide | | | | |
| 282104-64-7 | | n-[2-(4-cyclohexylphenoxy)ethyl]acetamide | | | | |
| 282104-66-9 | 4'-(2-甲基-1-哌啶基磺酰基)乙酰苯胺 | 4'-(2-methyl-1-piperidinylsulfonyl)acetanilide | | | | |
| 282104-73-8 | | 1-isopropyl-4-methyl-2-((4-nitrobenzyl)oxy)benzene | | | | |
| 282104-77-2 | | 4-(2,4-dimethylphenyl)-2,2,3-trimethylcyclopentanecarboxylic acid | | | | |
| 282104-83-0 | | 5-(3-methoxyphenyl)thieno[2,3-d]pyrimidin-4(3h)-one | | | | |
| 282104-85-2 | | 2-({2-[(4-chloro-2-nitrophenyl)amino]ethyl}amino)ethanol | | | | |
| 282104-91-0 | | 4-tert-butyl-n-(3-((4-tert-butylbenzoyl)amino)-2-methylphenyl)benzamide | | | | |
| 282104-93-2 | | n-(4-acetylphenyl)-2-(4-chloro-2-methylphenoxy)acetamide | | | | |
| 282109-83-5 | | bisdiisopropylphenyldihydroimidazoliumtetrafluorobora | | | | |
| 28211-04-3 | 聚[亚氨基[(2S)-2-氨基-1-氧-1,6-己二基]] | Poly[imino[(2S)-2-amino-1-oxo-1,6-hexanediyl]] | (C6H12N2O)n | | | |
| 28211-18-9 | 1-二十烷与1-乙烯基-2-吡咯烷酮的聚合物 | 2-Pyrrolidinone, 1-ethenyl-, polymer with 1-eicosene | (C20H40·C6H9NO)x | | | |
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