| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 502141-03-9 | 5h-吡咯并[2,3-b]吡嗪-7-羧酸 | 5h-pyrrolo[2,3-b]pyrazine-7-carboxylic acid | C7H5N3O2 | 163.13 | | |
| 502141-81-3 | | (2-chloro-6-methyl-pyrimidin-4-yl)-ethyl-amine | C7H10ClN3 | 171.63 | | |
| 502142-36-1 | | 1-(3-methoxy-benzyl)-[1,4]diazepane | | | | |
| 502142-81-6 | 6-氨基-2,5-二氯嘧啶-4-羧酸甲酯 | methyl 6-amino-2,5-dichloropyrimidine-4-carboxylate | | | | |
| 502143-36-4 | | 3-amino-5,6-dibromopyrazine-2-carboxylic acid | | | | |
| 502143-99-9 | N-t-butyl-N-chlorocyanamide | | C5H9ClN2 | 132.59 | | |
| 502144-09-4 | 3-氮杂环丁烷-1-基丙酸甲酯 | methyl 3-(azetidin-1-yl)propanoate | C7H13NO2 | 143.18 | | |
| 502145-18-8 | 2-氨基-4-溴噻唑 | 2-amino-4-bromothiazole | C3H3BrN2S | 179.04 | | |
| 502157-73-5 | Tetraphenylphosphonium 3-hydroxynaphthalen-2-olate-naphthalene-2,3-diol | | C44H35O4P | 658.72 | | |
| 502161-03-7 | 3-碘-9-苯基咔唑 | 3-iodo-9-phenylcarbazole | C18H12IN | 369.20 | | |
| 502169-73-5 | 四氯金(iii)酸锂水合物 | lithium tetrachloroaurate(iii) hydrate | | | | |
| 502170-49-2 | | 4-[(4-boc-amino-1-methyl-1h-imidazole-2-carbonyl)-amino]-1-methyl-1h-imidazole-2-carboxylic acid | | | | |
| 502173-16-2 | 4-Nitrobenzyl allyl(1-{(3S)-3-methyl-4-
[methyl(phenylsulfonyl)amino]-3-phenylbutyl}-4-piperidinyl)carbamate | 4-Nitrobenzyl allyl(1-(3S)-3-methyl-4-
[methyl(phenylsulfonyl)amino]-3-phenylbutyl-4-piperidinyl)carbamate | C34H42N4O6S | 634.79 | | 747.1±70.0 °C(Predicted) |
| 502184-51-2 | 5-氨基-2,6-二氯嘧啶-4-羧酸甲酯 | methyl 5-amino-2,6-dichloropyrimidine-4-carboxylate | C6H5Cl2N3O2 | 222.03 | | |
| 5022-26-4 | | n-benzyl-2,2-diphenylacetamide | | | | |
| 5022-29-7 | 2-乙基-1H-异吲哚-1,3(2H)-二酮 | 1H-Isoindole-1,3(2H)-dione,2-ethyl- | C10H9NO2 | 175.18 | 76-78℃ | 285.5°C at 760 mmHg |
| 5022-48-0 | | 5-chloro-2-hydroxybenzohydrazide | C7H7ClN2O2 | 186.6 | | |
| 5022-65-1 | | l-tryptophanamide hcl | C11H13N3O.HCl | 239.70 | | |
| 5022-68-4 | | thiourea-14c | H4CsN2 | 164.95 | | |
| 5023-12-1 | | 6-methoxy-2h-benzo[b][1,4]oxazin-3(4h)-one | C9H9NO3 | 179.17 | | |
| 5023-46-1 | | (4-chlorophenoxy)-acetic aci 2-(dimethylamino)-1-methylethyl ester | | | | |
| 5023-60-9 | | p-tolyl benzyl sulfide | | | | |
| 5023-61-0 | | benzyl m-tolyl sulfide | | | | |
| 5023-62-1 | | benzyl 2,5-dimethylphenyl sulfide | | | | |
| 5023-65-4 | | 4-methylbenzyl phenyl sulfide | | | | |
| 5023-94-9 | | N-HYDROXY-3-NITROBENZENE CARBOXIMIDAMIDE 95% | | | | |
| 5024-21-5 | 十四烯二酸二甲酯 | Tetradecanedioic acid, dimethyl ester | C16H30O4 | 286.41 | 43-46°C | 196°C/10mmHg(lit.) |
| 5024-68-0 | 苯基-吡啶-3-胺 | N-phenylpyridin-3-amine | C11H10N2 | 170.2105 | | 324 °C at 760 mmHg |
| 5024-84-0 | 1,4-双(3-甲氧基苯氧基)苯 | 1,4-bis(3-methoxyphenoxy)benzene | C20H18O4 | 322.36 | 72 °C | |
| 502421-44-5 | | valaciclovir impurity s | | | | |
| 502424-52-4 | | tert-butyl b-oxo-4-fluoro-benzenepropanoate | C13H15FO3 | 238.25 | | |
| 502424-53-5 | | tert-butyl 4-trifluoromethylbenzoylacetate | | | | |
| 502435-32-7 | | 2-fluoro-n,4-dimethylbenzenamine | | | | |
| 502453-61-4 | HC蓝16 | HC Blue No.16 | C23H30BrN3O2 | 460.414 | | |
| 502457-67-2 | | 4-(3-fluorophenyl)phenylmagnesium bromide, 0.25m thf | | | | |
| 502461-98-5 | | 5-methoxypyridin-3-ylmagnesium bromide, 0.25m thf | | | | |
| 502467-23-4 | 9-(2-羧基苯基)-2-氯-5-[{2-(二(2-吡啶基)氨基甲基)苯基}氨基甲基]-6-羟基-3-黄原胶酮 | 9-(2-carboxyphenyl)-2-chloro-5-[{2-(di(2-pyridyl)aminomethyl)phenyl}aminomethyl]-6-hydroxy-3-xanthanone zinpyr-4 | | | | |
| 502481-30-3 | 3,5-二硝基-l-酪氨酸钠盐 | 3,5-dinitro-l-tyrosine sodium salt | C9H8N3NaO7 | 293.17 | | |
| 502482-52-2 | | 2-(1-(tert-butoxycarbonyl)-4-hydroxypiperidin-4-yl)acetic acid | C12H21NO5 | 259.30 | | |
| 502483-45-6 | | 4-(trifluoromethoxy)benzhydrol | C14H11F3O2 | 268.23 | | |
| 502483-46-7 | | 3,4-dichlorophenyl-(2-pyridyl)methanol | | | | |
| 502486-45-5 | | 6-nitro-[1,2,4]triazolo[4,3-a]pyridine | | | | |
| 502486-89-7 | | nida-41020 | C23H24Cl2N4O2 | 459.37 | | |
| 502487-67-4 | n-[(2e)-3,7-dimethyl-2,6-octadienyl]-n′-tricyclo[3.3.1.13,7]dec-2-yl-1,2-ethanediamine | sq109 | C22H38N2 | 330.55 | | |
| 502496-21-1 | 4-氟-2-三氟甲氧基苯肼(hcl) | (4-fluoro-2-(trifluoromethyl)phenyl)hydrazine hydrochloride | C7H7ClF4N2 | 230.59 | | |
| 502496-22-2 | (4-氟-3-(三氟甲基)苯基)肼(盐酸盐) | (4-fluoro-3-(trifluoromethyl)phenyl)hydrazine (hydrochloride | C7H7ClF4N2 | 230.59 | | |
| 502496-23-3 | 3,5-双(三氟甲基)苯肼盐酸盐 | 3,5-bis(trifluoromethyl)phenylhydrazine hydrochloride | C8H6F6N2·HCl | 280.6 | | |
| 502496-24-4 | | 4-bromo-2-fluorophenylhydrazine hydrochloride | C6H7BrClFN2 | 241.49 | | |
| 502496-25-5 | 2-氯-5-氟苯肼盐酸盐 | 2-chloro-5-fluorophenylhydrazine hydrochloride | C6H7Cl2FN2 | 197.04 | | |
| 502496-26-6 | 2,6-二氟苯肼盐酸盐 | 2,6-difluorophenylhydrazine hcl | C6H7ClF2N2 | 180.58 | | |
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