| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 204388-70-5 | 1-氧杂-6-氮杂螺[3.5]壬烷 | 1-oxa-6-azaspiro[3.5]nonane | | | | |
| 20439-47-8 | 1,2-环已二胺 | (1R,2R)-(-)-1,2-diamino cyclohexane | C6H14N2 | 114.19 | 38-40℃ | 65℃(5 to |
| 20439-96-7 | | 1,1,4,4-Tetraethyl-2,5-dimethyl-1,4-diphosphoniacyclohexadiene-1,4-dibromide | C14H28Br2P2 | 418.13 | | |
| 204394-60-5 | | 2-(4-pyridinyl)-6-(trifluoromethyl)-4-pyrimidinol | | | | |
| 204395-49-3 | | buspirone-d8 hydrochloride solution | | | | |
| 204395-52-8 | 氯氮平-d4 | clozapine-d4 | | | | |
| 2043952-58-3 | | chloro[di(1-adamantyl)-2-dimethylaminophenylphosphine]gold(i) | | | | |
| 2043962-01-0 | | 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-naphthol | | | | |
| 2044-08-8 | 1-溴环己烯 | 1-bromocyclohex-1-ene | | | | |
| 2044-21-5 | | N-Nonyl-1-nonanamine | C18H39N | 269.51 | | |
| 2044-22-6 | | N,N-Dinonyl-1-nonanamine | C27H57N | 395.75 | | |
| 2044-27-1 | | 1-methyl-2(1h)-pyridinethion | C6H7NS | 125.19 | | |
| 2044-28-2 | | 2-pyridineethanethiol | | | | |
| 2044-56-6 | 硫酸单十二烷醇酯锂盐 | Sulfuric acid, monododecyl ester, lithium salt | C12H26O4S·Li | | | |
| 2044-64-6 | N,N-二甲基-3-氧代丁酰胺 | N,N-dimethyl-3-oxo-Butanamide | C6H11NO2 | 129.15 | -55℃ | 220℃ |
| 2044-72-6 | | n-(2,5-dichlorophenyl)-3-oxo-butanamid | C10H9Cl2NO2 | 246.09 | 94-96℃ | |
| 2044-73-7 | | 2-(mercaptomethyl)pyridine | C6H7NS | 125.18 | | |
| 2044-85-1 | | diacetyldichlorofluorescein | C24H14Cl2O7 | 485.27 | 239-242℃ | |
| 2044-88-4 | | (2,4-Dinitro-phenyl)-methyl-amine | C7H7N3O4 | 197.15 | | |
| 2044-91-9 | | 5-methyl-3-(p-tolyl)-rhodanin | | | | |
| 20440-91-9 | | 4-methoxy-n-(4-methoxyphenyl)-n-(4-nitrophenyl)aniline | | | | |
| 20440-92-0 | | 4-methyl-n-(4-nitrophenyl)-n-(p-tolyl)aniline | | | | |
| 20440-93-1 | 三(4-硝基苯基)胺 | 4-nitro-n,n-bis(4-nitrophenyl)-benzenamin | | | 300℃ | |
| 20440-94-2 | 4,4'-二甲氧基三苯胺 | 4-methoxy-n-(4-methoxyphenyl)-n-phenylaniline | | | | |
| 20440-95-3 | 4,4'-二甲基三苯胺 | 4-methyl-n-(4-methylphenyl)-n-phenyl-benzenamin | | | | |
| 204401-84-3 | | pamam-25% c12 dendrimer, generation 2 solution | | | | |
| 20441-06-9 | n,n'-二苯基-n,n'-二(对甲苯基)联苯胺 | n,n'-diphenyl-n,n'-di(p-tolyl)benzidine | | | | |
| 20441-08-1 | | n(4),n(4')-bis-(4-nitro-phenyl)-n(4),n(4')-diphenyl-biphenyl-4,4'-diamine | | | | |
| 20441-12-7 | | benzyldipropylamine | | | | |
| 20441-70-7 | | hexadecanoic acid, 2-butoxyethyl ester | | | | |
| 20442-03-9 | | oxalic acid diheptyl ester | C16H30O4 | 286.41 | | |
| 20442-06-2 | | butanoic acid, 2-butoxyethyl ester | | | | |
| 20442-11-9 | | nonanoic acid, 2-butoxyethyl ester | | | | |
| 20442-63-1 | | 2,3,3,4-tetramethyl-1-pentene | C9H18 | 126.24 | | |
| 20442-64-2 | | 3,3-dimethyl-2-isopropyl-1-butene | C9H18 | 126.24 | | |
| 20442-70-0 | 新戊酸铯 | cesium pivalate | | | | |
| 20442-79-9 | | 3-iodo-1'-biphenyl | C12H9I | 280.10 | | |
| 20442-83-5 | | Ammonium,(m-chlorophenyl)trimethyl-,bromide | C9H13BrClN | 250.56 | | |
| 20442-96-0 | | methyl 4-azidobenzoate solution | | | | |
| 20442-97-1 | 2-叠氮基甲氧基苯 溶液 | 2-azidoanisole solution | | | | |
| 2044201-31-0 | 碳龙2 | carbolong 2 | | | | |
| 2044201-37-6 | 碳龙1 | carbolong 1 | | | | |
| 2044201-43-4 | 碳龙3 | carbolong 3 | | | | |
| 2044202-03-9 | 碳龙4 | carbolong 4 | | | | |
| 2044202-42-6 | 碳龙5 | carbolong 5 | | | | |
| 20443-38-3 | 5-氯-2-氯甲基-1h-苯并咪唑 | 5-chloro-2-chloromethyl-1h-benzoimidazole | | | | |
| 20443-74-7 | 4'-氯联苯基-4-磺酰氯 | 4'-chlorobiphenyl-4-sulfonyl chloride | | | | |
| 20443-75-8 | | 4'-nitrobiphenyl-4-sulfonyl chloride | | | | |
| 20443-98-5 | 2,6-二氯苯甲基溴 | alpha-bromo-2,6-dichloro-toluen | C7H5BrCl2 | 239.92 | 54-57℃ | |
| 20443-99-6 | 2,4-二氯苄基溴 | 2,4-dichlorobenzyl bromide | | | | |
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