| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 2128707-85-5 | 8-氟二苯并[b,d]呋喃-4-醇 | 8-fluorodibenzo[b,d]furan-4-ol | | | | |
| 2128748-50-3 | | (t-bu)2pme-pd-g3 | | | | |
| 21288-28-8 | | 8-quinolinol, phosphate (salt) | | | | |
| 21288-34-6 | | (3-benzoylphenyl)-acetonitrile | | | | |
| 21288-60-8 | | rhodomycinone | | | | |
| 21288-61-9 | | 1-naphthacenecarboxylic acid, 1,2,3,4,6,11-hexahydro-2-ethyl-2,4,5,7,10-pentahy | | | | |
| 21288-85-7 | | tetraamminedichloro-rhodium(1+ chloride | | | | |
| 21288-86-8 | | Tris(tetramethyIenedithiocarbamato)-iron(III) | C15H24FeN3S6 | 494.61 | | |
| 212890-85-2 | | ((S)-4,4-dimethylpyrrolidin-2-yl)methanol | | | | |
| 212890-86-3 | (2S)-2-(羟甲基)-4,4-二甲基吡咯烷-1-羧酸叔丁酯 | tert-butyl (2S)-2-(hydroxymethyl)-4,4-dimethylpyrrolidine-1-carboxylate | | | | |
| 2129-20-6 | | N,N'-Thiobis(dimethylamine) | C4H12N2S | 120.22 | | |
| 2129-31-9 | | 4-(diphenylphosphino)benzoic acid | | | | |
| 2129-89-7 | | diphenylmethyl-phosphine oxid | | | 108-110℃ | |
| 2129-95-5 | | 2-methyl-2-nonene | C10H20 | 140.27 | | |
| 2129-99-9 | | octadecanoic acid, compd. with 2-aminoethanol (1:1) | | | | |
| 21290-09-5 | | (+)-neoisopulegol | C10H18O | 154.25 | | |
| 21291-00-9 | | Propanoic acid,2-methyl-3-(trichlorogermyl)- | C4H7Cl3GeO2 | 266.10 | | |
| 21291-17-8 | | alpha-dihydro-picrotoxini acetate | | | | |
| 21291-18-9 | | beta-picrotoxinic acid, methyl ester | | | | |
| 21291-40-7 | | fructosyl-lysine | | | | |
| 21293-29-8 | | (s-(z,e))-methyl | C15H20O4 | 264.32 | | |
| 21294-14-4 | 邻亚二甲苯二胺 二盐酸盐 | o-xylylenediamine dihydrochloride | | | | |
| 21294-99-5 | | Tricyclo[4,2,0,02,5]octane,1,2,5,6-tetrachloro-3,4,7,8-tetrakis[dichloromethylene]-(1α,2β,5β,6α)- | C12Cl12 | 569.56 | | |
| 21295-57-8 | 3-甲基-6-(环己氨基)-3H-二苯并[F,IJ]异喹啉-2,7-二酮 | ij]isoquinoline-2,7-dione, 6-(cyclohexylamino)-3-methyl-3H-Dibenz[f | | | | |
| 21295-58-9 | 3-甲基-6-[(苯基甲基)胺基]-3H-二苯并[FIJ]异喹啉-2,7-二酮 | 7-dione, 3-methyl-6-[(phenylmethyl)amino]-3H-Dibenz [fij] isoquinoline-2 | | | | |
| 21295-86-3 | | 4,4'-(4-morpholinylmethylene)bis[n,n-dimethyl-benzenamin | | | | |
| 21295-88-5 | | n-(4-{(4-chlorophenyl)[4-(diethylamino)phenyl]methyl}phenyl)-n,n-diethylamine | | | | |
| 21295-91-0 | | 1H-Benzimidazole,4,7-dichloro- | C7H4Cl2N2 | 187.03 | | |
| 21295-94-3 | | Mercury,(4,5-dichloro-2-methylimidazol-1-yl)phenyl- | C10H8Cl2HgN2 | 427.68 | | |
| 21295-95-4 | | 1H-Imidazole,4,5-dichloro-2-methyl-,monohydrochloride | C4H5Cl3N2 | 187.46 | | |
| 21295-96-5 | | Mercury,(4,7-dichlorobenzimidazol-1-yl)phenyl- | C13H8Cl2HgN2 | 463.71 | | |
| 212956-18-8 | | n-methoxy-n-methyl-4-(dimethylamino)benzamide | | | | |
| 212958-77-5 | 1,2,3,4-四氢异喹啉-1-甲酸甲酯盐酸盐 | methyl 1,2,3,4-tetrahydroisoquinoline-1-carboxylate hydrochloride | | | | |
| 21296-03-7 | | Arsenate(3-),dihydrogen-d2-,lithium | AsD2LiO4 | 149.89 | | |
| 21296-05-9 | | Arsenate(3-),dihydrogen-d2-,tetramethylammonium | C4H12AsD2NO4 | 217.09 | | |
| 21296-06-0 | | Arsenic acid monosilver(1+)salt | AgAsH2O4 | 248.80 | | |
| 21296-53-7 | | n-methyl-n-(3-methyl-2-norbornylmethyl)-1-piperidinecarboxamid | | | | |
| 21296-92-4 | | 2,3,5-trimethyl-indol | | | | |
| 21296-93-5 | 5-氯-2,3-二甲基-1h-吲哚 | 5-chloro-2,3-dimethyl-1h-indole | | | | |
| 21296-94-6 | 2,3-二甲基-5-硝基吲哚 | 2,3-dimethyl-5-nitroindole | | | | |
| 212961-29-0 | | 5-bromo-2-(2-methoxyethoxy)pyridine | | | | |
| 21297-20-1 | | 1,7-dimethyl-benz(a)anthracen | | | | |
| 21297-65-4 | | 2,2,4,4,5,5-Hexafluoro-1,3-dioxolane | C3F6O2 | 182.02 | | |
| 21297-72-3 | 2,2-二乙氧基-1-(三甲基甲硅烷基)-1-氮杂-2-硅杂环戊烷 | 2,2-diethoxy-1-(trimethylsilyl)-1-Aza-2-silacyclopentane | C10H25NO2Si2 | | | |
| 21297-84-7 | | 4-(3-phenylpropylsulfonyl)morpholine | | | | |
| 21298-53-3 | | 3-(2-thienyl)pyridine | C9H7NS | 161.22 | | |
| 21298-55-5 | | 2-(3-thienyl)pyridine | | | | |
| 21298-80-6 | (2-氧代-1,2-二氢-喹啉-4-基)-乙酸 | (2-oxo-1,2-dihydro-quinolin-4-yl)-acetic acid | | | | |
| 21299-26-3 | | 4-chloro-cyclohexanone | C6H9ClO | 132.59 | | |
| 21299-86-5 | | 1-(isopropylamino)-3-(o-phenoxyphenoxy)-, hydrochloride, (+-)-2-propano | | | | |
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