| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 50266-60-9 | | (e)-ethyl 3-(thiophen-3-yl)acrylate | | | | |
| 502685-67-8 | | 5-(3-fluorophenyl)-4h-1,2,4-triazol-3-amine | | | | |
| 50269-86-8 | | pyrrolo[1,2-d][1,2,4]triazin-1(2h)-one | | | | |
| 50269-95-9 | 1h-吡咯-2-羧肼 | 1h-pyrrole-2-carboxylic acid hydrazide | | | | |
| 502693-09-6 | 双(异硫氰酸)(2,2'-二吡啶基-4,4'-二甲酸)(4,4'-二壬基-2,2'-二吡啶基)钌(ii) | bis(isothiocyanato)(2,2'-bipyridyl-4,4'-dicarboxylato)(4,4'-dinonyl-2,2'-bipyridyl)ruthenium(ii) | | | | |
| 5027-16-7 | | hydroxymethyl-carbamic aci ethyl ester | | | | |
| 5027-32-7 | | 3,4-diacetyl-2,5-hexanedione | C10H14O4 | 198.21 | | |
| 5027-63-4 | | saccharolactone | | | | |
| 5027-65-6 | 5-(甲氧羰基)烟酸 | 5-(methoxycarbonyl)nicotinic acid | | | | |
| 5027-78-1 | | [2-(1h-indol-3-yl)-2-phenylethyl]amine acetate | | | | |
| 50270-27-4 | 2,4,6-三氯-5-嘧啶甲醛 | 2,4,6-trichloro-5-pyrimidinecarboxaldehyde | | | | |
| 50270-32-1 | | bufezolac | | | | |
| 50270-33-2 | | lm 22102 | | | | |
| 50270-99-0 | | 6-chloro-6-deoxy-beta-d-fructofuranosyl-alpha-d-glucopyranosid | | | | |
| 50273-33-1 | | 2-amino-n-phenylthiophene-3-carboxamide | | | | |
| 50273-84-2 | | cis-5-bromo-pent-2-ene | C5H9Br | 149.03 | | |
| 50274-64-1 | | 4-chlorophenyl 2-chloro-4-nitrophenyl ketone | | | | |
| 50274-85-6 | | 4-amino-2,4'-dichlorobenzophenone | | | | |
| 50274-95-8 | | alpha,2-dichloro-4-nitrotoluene | | | | |
| 50275-53-1 | | benzoic acid, 3-((aminooxy)methyl)-4-hydroxy-, methyl ester, hydrochloride | | | | |
| 50275-61-1 | | 2-ethyl-4-hydroxy-2-phenyl-glutarimid | | | | |
| 50276-60-3 | | 3,4,5-trimethoxyphthalic acid | | | | |
| 50276-96-5 | | ochnaflavone | | | | |
| 50276-98-7 | | erythrocentaurin | | | | |
| 502760-20-5 | | 2-methyl-6-phenyl-1-hexene | | | | |
| 502762-92-7 | 3,6-二氟水杨醛 | 3,6-difluorosalicylaldehyde | | | | |
| 502762-95-0 | 3,4-二氟水杨醛 | 3,4-difluoro-2-hydroxybenzaldehyde | | | | |
| 502763-15-7 | 四氮杂杯[4]吡啶 | tetraazacalix[4]pyridine | | | | |
| 502763-69-1 | (2,2-二氯-1-氟环丙基)苯 | (2,2-dichloro-1-fluorocyclopropyl)benzene | | | | |
| 502764-52-5 | 二噻吩[3,2-b:2',3'-d]噻吩-2,5-二羧酸乙酯 | diethyl dithieno[3,2-b:2',3'-d]thiophene-2,6-dicarboxylate | | | | |
| 502764-54-7 | 3,5-二溴二噻吩[3,2-b:2',3'-d]噻吩 | 3,5-dibromodithieno[3,2-b:2',3'-d]thiophene | | | | |
| 502764-57-0 | 2,6-二(三甲基锡)-二噻吩并[3,2-b:2',3'-d]噻吩 | 2,6-bis(trimethyltin)-dithieno[3,2-b;2',3'-d]thiophene | | | | |
| 50277-59-3 | | menthyl chloroformate | | | | |
| 50277-65-1 | | 2-propynoyl chloride | C3HClO | 88.49 | | |
| 50279-92-0 | | 5h-1,3-dioxolo(4,5-f)pyrido(4,3-b)indole, 6,7,8,9-tetrahydro-5-(p-fluorobenzoyl | | | | |
| 50279-93-1 | | 5h-1,3-dioxolo(4,5-f)pyrido(4,3-b)indole, 6,7,8,9-tetrahydro-5-(m-fluorobenzoyl | | | | |
| 50279-94-2 | | 5h-1,3-dioxolo(4,5-f)pyrido(4,3-b)indole, 6,7,8,9-tetrahydro-5-(p-chlorobenzoyl | | | | |
| 50279-95-3 | | 5h-1,3-dioxolo(4,5-f)pyrido(4,3-b)indole, 6,7,8,9-tetrahydro-5-(m-chlorobenzoyl | | | | |
| 50279-96-4 | | 5h-1,3-dioxolo(4,5-f)pyrido(4,3-b)indole, 6,7,8,9-tetrahydro-5-(p-bromobenzoyl) | | | | |
| 50279-97-5 | | 5h-1,3-dioxolo(4,5-f)pyrido(4,3-b)indole, 6,7,8,9-tetrahydro-5-(m-bromobenzoyl) | | | | |
| 50279-98-6 | | 5h-1,3-dioxolo(4,5-f)pyrido(4,3-b)indole, 6,7,8,9-tetrahydro-5-(benzoyl)-8-meth | | | | |
| 50279-99-7 | | 5h-1,3-dioxolo(4,5-f)pyrido(4,3-b)indole, 6,7,8,9-tetrahydro-5-(p-toluoyl)-8-me | | | | |
| 5028-13-7 | | 2-pyrrolidin-1-ylpyridin-3-amine | | | | |
| 5028-14-8 | 2-(1-哌啶基)-3-吡啶胺 | 2-(piperidin-1-yl)pyridin-3-amine | | | | |
| 5028-15-9 | | 1-methyl-4-(3-nitropyridin-2-yl)piperazine | | | | |
| 5028-17-1 | | 1-(3-amino-2-pyridyl)-4-methyl-piperazin | | | | |
| 5028-20-6 | | n2-methylpyridine-2,3-diamine | | | | |
| 5028-23-9 | | Dimethyl-(3-nitro-pyridin-2-yl)-amine | C7H9N3O2 | 167.16 | | |
| 5028-25-1 | | n~2~,n~2~-dimethyl-2,3-pyridinediamine dihydrochloride | | | | |
| 5028-36-4 | | alpha-(o-chlorophenyl)-2-benzimidazolemethano | | | | |
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