| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 21801-86-5 | | imidazo(1,2-a)pyridine-3-acetamide | | | | |
| 21801-88-7 | | 2-a)pyridine, 3-carbamoyl-2-(p-chlorophenyl)-imidazo( | | | | |
| 21801-89-8 | | 2-a)pyridine-3-carboxamide, 2-methyl-imidazo( | | | | |
| 21801-90-1 | | 2-a)pyridine-3-carboxamide, 7-methyl-imidazo( | | | | |
| 21802-37-9 | | caerulomycin a | | | | |
| 21803-57-6 | | 3-isoleucine-alpha-amaniti | | | | |
| 21803-75-8 | 4-氨基-3-氯苯甲腈 | 4-amino-3-chlorobenzonitrile | C7H5ClN2 | 152.58 | 100-102℃ | |
| 21804-67-1 | | quinolinium, 2-(carbonylmethyl)-1-methyl-, iodide, dimethyl mercaptal | | | | |
| 21806-61-1 | 丙烯基-1,3-磺酸内酯 | | | | | |
| 21807-60-3 | | 1-dotetracontene | C42H84 | 589.12 | | |
| 21807-69-2 | | 1,2-cyclohexanedicarboxylic acid, 2,2-bis[[[[2-[(oxiranylmethoxy)carbonyl]cyclo | | | | |
| 21808-80-0 | | 5-thiadiazine-2-thione, tetrahydro-5-butyl-3-(phenylmethyl)-2h-3 | | | | |
| 2180894-90-8 | 3,6-双(二甲基氨基)-9-间甲苯-1-甲基a啶-10-鎓溴化物 | 3,6-bis(dimethylamino)-9-mesityl-10-methylacridin-10-ium bromide | | | | |
| 2180956-68-5 | 7-(4-氰基苄基)-2,7-二氮杂螺[叔丁基][4.4]壬烷-2-羧酸叔丁酯 | tert-butyl 7-(4-cyanobenzyl)-2,7-diazaspiro[4.4]nonane-2-carboxylate | | | | |
| 2180956-69-6 | 4-(2,2,2-三氟-1-羟乙基)-1h-吡咯-2-羧酸乙酯 | ethyl 4-(2,2,2-trifluoro-1-hydroxyethyl)-1h-pyrrole-2-carboxylate | | | | |
| 2180956-71-0 | 4-氯-6-(2,2-二氟丙基)噻吩并[2,3-d]嘧啶 | 4-chloro-6-(2,2-difluoropropyl)thieno[2,3-d]pyrimidine | | | | |
| 2180956-75-4 | 4-(全氟乙基)-1h-吡咯-2-羧酸乙酯 | ethyl 4-(perfluoroethyl)-1h-pyrrole-2-carboxylate | | | | |
| 2180956-76-5 | 1-氨基-4-(全氟乙基)-1h-吡咯-2-羧酸乙酯 | ethyl 1-amino-4-(perfluoroethyl)-1h-pyrrole-2-carboxylate | | | | |
| 2180956-77-6 | 6-(全氟乙基)吡咯并[2,1-f][1,2,4]三嗪-4-醇 | 6-(perfluoroethyl)pyrrolo[2,1-f][1,2,4]triazin-4-ol | | | | |
| 2181-04-6 | | canrenoic acid potassium salt | | | | |
| 2181-40-0 | | hexaphenyldigermoxane | C36H30Ge2O | 623.90 | 182-3℃ | |
| 2181-41-1 | | butyltriphenylgermane | | | | |
| 2181-42-2 | 三甲基碘代磺酸 | trimethyl-sulfoniu iodide | C3H9IS | 204.06 | 215-220℃ | |
| 2181-44-4 | | trimethylsulfonium methyl sulfate | | | 92-94℃ | |
| 2181-97-7 | (甲氧基羰基甲基)三苯基氯化鏻 | (CARBOMETHOXYMETHYL)TRIPHENYLPHOSPHONIUM CHLORIDE | C21H20ClO2P | | | |
| 2181-98-8 | | methyl 4-(triphenylphosphonio)crotonate bromide | C23H22BrO2P | 441.30 | 164-166℃ | |
| 21810-29-7 | | 4-nitro-1-(phenylthio)-9(10h)-acridinon | | | | |
| 21810-34-4 | 6-羟基己酸钠 | potassium 6-hydroxyhexanoate | | | | |
| 21810-39-9 | | n,n-diethyl-n-methyl-2-[(1-oxo-2-propenyl)oxy]-ethanaminiu methyl sulfate | | | | |
| 21811-64-3 | | 4,4'-[1,4-phenylenebis(azo)]bis-pheno | C18H14N4O2 | 318.33 | | |
| 21811-74-5 | | spiro[isobenzofuran-1(3h),9'-[9h]xanthen]-3-one, ar-[(4,6-dichloro-1,3,5-triazi | | | | |
| 21811-92-7 | | 2-[[5-(aminosulfonyl)-2-hydroxyphenyl]azo]-3-oxo-n-phenyl-butanamid | | | | |
| 21811-94-9 | | 2-[[2-hydroxy-5-[(methylamino)sulfonyl]phenyl]azo]-3-oxo-n-phenyl-butanamid | | | | |
| 21812-61-3 | | 2,3-diphenyl-indolizin | | | | |
| 21813-63-8 | | alpha-(2-(4-chlorophenyl)-2-oxoethyl)-4-morpholineacetic aci | | | | |
| 21813-99-0 | | picolinic acid, 5-butyl-, calcium salt, hydrate | | | | |
| 218131-11-4 | 单二己内酯封端的聚二甲基硅氧烷 | monodicarbinol terminated polydimethylsiloxane, asymmetric, 50-60cst | | | | |
| 218134-97-5 | | n-(5-chloro-2,4-dimethoxyphenyl)-n'-phenylurea | | | | |
| 218137-86-1 | 4-亚甲基-2-辛基-5-氧代四氢呋喃-3-羧酸 | c75 | | | | |
| 218139-59-4 | | 1-(3-methyl-4-nitrophenyl)pyrrolidine | | | | |
| 218144-45-7 | | 4-(3-nitro-4-piperidin-1-ylphenyl)phthalazin-1(2h)-one | | | | |
| 218144-79-7 | | 3-(3-nitrophenyl)-5-(thiophen-2-yl)-1,2,4-oxadiazole | | | | |
| 21815-91-8 | | 3-Chlorobenzo[b]thiophene-2-carbonyl chloride | | | | |
| 218151-78-1 | 1,2-二甲基-3-丙基碘化咪唑鎓 | 1,2-dimethyl-3-propylimidazolium iodide | | | | |
| 218153-01-6 | | 3-bromo-benzenebutanol | | | | |
| 218155-40-9 | 决明子苷 b2 | cassiaside b2 | | | | |
| 218156-96-8 | | srpin340 | | | | |
| 218158-03-3 | | 2-amino-n-(2-thienylmethyl)benzamide | | | | |
| 21816-08-0 | | 1-bromo-3-adamantanecarboxylic aci | C11H15BrO2 | 259.14 | | |
| 21816-22-8 | 2-溴-2-环丁基乙酸乙酯 | ethyl 2-bromo-2-cyclobutylacetate | | | | |
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