| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 50390-76-6 | 2-甲氧基-5-甲磺酰基苯甲酸 | 4-methox+c578y-3-carboxymethylbenzene sulponate | C9H10O5S | 220.16 | | |
| 50390-78-8 | | 1-methoxy-2-methyl-4-(methylthio)benzene | | | | |
| 50390-80-2 | | ethyl 4-methoxy-3-methylphenyl sulfide | | | | |
| 50392-39-7 | 4-氨基-2,5-二氯苯酚 | | | | | |
| 50392-78-4 | 1-(4-吡啶基)-乙基胺 | 1-(4-pyridyl)ethylamine | | | | |
| 50393-59-4 | n-(1-萘)-2-硝基苯磺酰胺 | n-(1-naphthyl)-2-nitrobenzenesulfonamide | | | | |
| 50395-42-1 | | ac-ala-ala-phe-ome | C18H25N3O5 | 363.41 | | |
| 50396-78-6 | | 3-fluorobenzyl methyl sulfide | | | | |
| 50396-87-7 | | (e)-4-hexen-3-on | | | | |
| 50396-90-2 | | trans-2-methyl-hex-4-en-3-one | C7H12O | 112.17 | | |
| 50396-96-8 | | (z)-4-hexen-3-on | | | | |
| 50397-64-3 | | Methyl p-toluenesulphonylacetate | | | | |
| 50397-67-6 | | p-tolylsulfanyl-acetic acid methyl ester | | | | |
| 50397-74-5 | | 4-amino-3-bromobenzonitrile | C7H5BrN2 | 197.03 | 109-111℃ | |
| 50398-03-3 | | 2-heptyl-3-methylcyclopentanone | | | | |
| 50398-78-2 | (5-氯噻唑-2-基)甲醇 | (5-chlorothiazol-2-yl)methanol | | | | |
| 50399-51-4 | | 7-methoxy-1,2,3,4-tetrahydronaphthalen-1-amine | | | | |
| 504-01-8 | 环已二醇 | cyclohexane-1,3-diol | | | | |
| 504-02-9 | 1,3-环己二酮 | 1,3-Cyclohexanedione | C6H8O2 | 112.13 | 101℃ | |
| 504-03-0 | 2,6-二甲基哌啶 | 2,6-lupetidine | C7H15N | 113.20 | -20℃ | 127-128℃ |
| 504-07-4 | | 3h)-pyrimidinedione, dihydro-4(1h | C4H6N2O2 | 114.10 | | |
| 504-08-5 | | formoguanamine | C3H5N5 | 111.10 | | |
| 504-12-1 | (1R,3R,5S)-9-氮杂双环[3.3.1]壬-3-醇 | (1R,3R,5S)-9-azabicyclo[3.3.1]nonan-3-ol | | | | |
| 504-15-4 | 5-甲基-1,3-苯二酚 | 3-Benzenediol, 5-methyl-1 | C7H8O2 | 124.14 | 105-109℃ | |
| 504-17-6 | 二氢-2-硫代-4,6(1H,5H)-嘧啶二酮 | 6(1H,5H)-Pyrimidinedione, dihydro-2-thioxo-4 | C4H4N2O2S | 144.15 | 240-255℃ | |
| 504-20-1 | 2,6-二甲基-2,5-庚二烯-4-酮 | 5-Heptadien-4-one, 2,6-dimethyl-2 | C9H14O | 138.21 | 23-26℃ | 197℃ |
| 504-24-5 | 4-吡啶胺 | 4-Aminopyridine;4-AP;Pyridin-4-amine | C5H6N2 | 94.12 | 157-161℃ | 273℃ |
| 504-29-0 | 2-吡啶胺 | 2-Pyridinamine | C5H6N2 | 94.12 | | |
| 504-30-3 | 3-羟基达嗪 | 3(2h)-pyridazinone | C4H4N2O | 96.08 | | |
| 504-31-4 | | 2h-pyran-2-one, tetrahydro-4-(4-chlorophenyl)-6-methyl-3-phenyl-, (3-alpha,4-be | C5H4O2 | 96.08 | | |
| 504-33-6 | DL-同磺丙氨酸 | DL-2-Amino-4-sulfobutyric acid | C4H9NO5S | 183.17 | 273℃ | |
| 504-40-5 | | 1,3-dioctadecanoylglycerol | C39H76O5 | 625.02 | | |
| 504-44-9 | | 2,6,11,15-tetramethyl-hexadecane | C20H42 | 282.55 | | |
| 504-53-0 | 18-三十五烷酮 | 18-Pentatriacontanone | C35H70O | 506.93 | | |
| 504-57-4 | 10-十九烷酮 | 10-Nonadecanone | C19H38O | 282.50 | 55-57℃ | |
| 504-60-9 | 1,3-戊二烯 | 1,3-Pentadiene | C5H8 | 68.12 | -78-43℃ | 42℃ |
| 504-61-0 | | crotylalcohol | C4H8O | 72.11 | | |
| 504-62-1 | | 3-fluoro-propionitril | | | | |
| 504-63-2 | 1,3-丙二醇 | 1,3-dihydroxypropane | C3H8O2 | 76.09 | -32-105℃ | 214℃ |
| 504-64-3 | | Tricarbon dioxide | C3O2 | 68.03 | | |
| 504-66-5 | 二氰胺 | cyano-Cyanamide | C2HN3 | | | |
| 504-74-5 | 咪唑啉 | imidazolidine | | | | |
| 504-75-6 | | 4,5-dihydro-1h-imidazol | | | | |
| 504-76-7 | | oxazolidine | | | | |
| 504-77-8 | | 4,5-dihydrooxazole | C3H5NO | 71.08 | | |
| 504-78-9 | | thiazolidine | C3H7NS | 89.16 | | 72℃(25 t |
| 504-79-0 | | 4,5-dihydro-thiazol | | | | |
| 504-84-7 | | erysolin | C6H11NO2S2 | 193.27 | | |
| 504-85-8 | 4-甲基-3-戊烯酸 | 4-methyl-3-Pentenoic acid | | | | |
| 504-88-1 | 3-NPA | 3-nitro-propionic aci | | | 60-70℃ | |
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