| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 503176-43-0 | 1-(吡嗪-2-基)-1h-吡唑-4-甲醛 | 1-(pyrazin-2-yl)-1h-pyrazole-4-carbaldehyde | C8H6N4O | 174.16 | | |
| 503176-50-9 | 3-氟-4-醛基苯硼酸频哪醇酯 | 3-fluoro-4-formylbenzeneboronic acid pinacol ester | C13H16BFO3 | 250.07 | | 343.9±32.0°C at 760 mmHg |
| 503177-30-8 | 4-甲基-3-吗啉代苯胺 | 4-methyl-3-morpholinoaniline | C11H16N2O | 192.26 | | |
| 503177-95-5 | 1-(叔丁基) 3-甲基 (S)-四氢哒嗪-1,3(2H)-二羧酸酯 | 1-(tert-Butyl) 3-methyl (S)-tetrahydropyridazine-1,3(2H)-dicarboxylate | C11H20N2O4 | 244.29 | | 301.7±52.0 °C(Predicted) |
| 503178-95-8 | | ddaog | | | | |
| 503179-70-2 | | 3-trifluoromethoxybenzenesulfonamide | | | | |
| 50318-32-6 | | (methoxymethylene)methyl-oxoniu hexafluorophosphate(1-) | | | | |
| 503184-35-8 | 6-甲氧基-4-甲基吡啶-3-硼酸 | 6-methoxy-4-methylpyridin-3-ylboronic acid | C7H10BNO3 | 166.97 | | |
| 50319-14-7 | | 2-methyldinitro-pheno lead salt | | | | |
| 5032-13-3 | | 3,5-dimethoxy-4-hydroxy-benzaldehyd oxime | | | | |
| 5032-55-3 | 4-(二苯基磷酰)苯甲酸甲酯 | methyl 4-(diphenylphosphoryl)benzoate | C20H17O3P | 336.33 | | |
| 5032-91-7 | | Phosphorous dichloride,(pentafluorophenyl)- | C6Cl2F5P | 268.94 | | |
| 5032-98-4 | | 3-oxo-3-phenyl-2-(triphenylphosphoranylidene)propionitrile | | | | |
| 50321-35-2 | | 4-(4-(3-methyl-2-phenylmorpholino)methyl)-antipyrin hydrochloride | | | | |
| 50325-49-0 | 4-乙烯基苄胺 (含稳定剂mehq) | 4-vinylbenzylamine (stabilized with mehq) | C9H11N | 133.19 | | 60 °C / 1mmHg |
| 50325-75-2 | | 2-[4-(2-hydroxy-ethyl)-piperidin-1-yl]-ethanol | | | | |
| 50326-33-5 | | benzenesulfonic acid, 4-chloro-2-[[2-hydroxy-3-[[(2-methoxyphenyl)amino]carbony | | | | |
| 50326-52-8 | | n,n'-tetramethylenebis(formamide) | | | | |
| 50327-22-5 | 尼龙4/6 | Nylon 4/6 | (C10H22N2O4)n | | 295 °C(lit.) | |
| 50327-77-0 | | hexanedioic acid, polymer with 1,4-butanediamine | | | | |
| 50327-99-6 | | decanedioic acid, polymer with 2,2-dimethyl-1,3-propanediol and 1,3,5-tris(oxir | | | | |
| 50328-12-6 | 顺丁烯二酐与邻苯二甲酸酐、间苯二酸和1,2-丙二醇的聚合物 | 1,3-Benzenedicarboxylic acid, polymer with 2,5-furandione, 1,3-isobenzofurandione and 1,2-propanediol | (C8H6O4·C8H4O3·C4H2O3·C3H8O2)x | | | |
| 50328-30-8 | | Gallate(1-),tetrabromo-,potassium,(T-4)- | Br4GaK | 428.44 | | |
| 50328-50-2 | 盐酸-N-(3-苯氨基-2-丙烯亚基)苯胺 | Benzenamine, N-[3-(phenylamino)-2-propenylidene]-, hydrochloride | C15H15ClN2 | 258.5 | | |
| 50329-18-5 | 1,2,3,4,5,6-环己烷六羧酸钠盐 | 1,2,3,4,5,6-Cyclohexanehexacarboxylic acid, pentasodium salt | C12H12O12·5Na | | | |
| 50329-23-2 | 2-丁炔-1-胺盐酸盐 | 2-Butyn-1-amine,hydrochloride | C4H8ClN | 105.57 | | |
| 50329-34-5 | 环己胺与O,O-二异丙基氢二硫代磷酸酯的化合物(1:1) | O,O-Diisopropyl hydrogen dithiophosphate compound with cyclohexylamine(1:1) | | | | |
| 50329-87-8 | | 4-(4-methoxyphenyl)piperidin-4-ol | | | | |
| 50329-91-4 | | 4-chloro-3-formylcoumarin | C10H5ClO3 | 208.60 | | |
| 503299-24-9 | 4-溴-4'-苯基三苯胺 | 4-bromo-4'-phenyltriphenylamine | C24H18BrN | 400.32 | | |
| 5033-21-6 | | 4-(phenylsulfonyl)-morpholin | | | | |
| 5033-22-7 | | 1-Benzenesulfonyl-pyrrolidine | C10H13NO2S | 211.28 | | |
| 5033-23-8 | | 1-(phenylsulfonyl)-piperidin | | | | |
| 5033-28-3 | | 4-chloro-N'-hydroxybenzenecarboximidamide | C7H7ClN2O | 170.60 | 129 °C | 334.6 °C at 760 mmHg |
| 5033-60-3 | | (4-chloro-benzenesulfonyl)-((4-chloro-phenyl)-hydrazono)-acetic acid ethyl ester | | | | |
| 5033-67-0 | | 2-(2-methylphenyl)acetophenone | | | | |
| 503308-99-4 | 4,5-二溴-3-氯噻吩-2-羧酸 | 4,5-Dibromo-3-chlorothiophene-2-carboxylic acid | C5HBr2ClO2S | 320.39 | | |
| 503309-10-2 | (2-氟-4-(三氟甲氧基)苯基)硼酸 | (2-fluoro-4-(trifluoromethoxy)phenyl)boronic acid | C7H5BF4O3 | 223.9 | | |
| 503309-11-3 | 2-氟-4-三氟甲基苯硼酸 | 2-Fluoro-4-(trifluoromethyl)phenylboronic acid | C7H5BF4O2 | 207.92 | 113-115°C | |
| 50331-68-5 | 3,3'-((2-氨基乙基)氮杂二基)双(丙-1-醇) | 3,3'-((2-Aminoethyl)azanediyl)bis(propan-1-ol) | C8H20N2O2 | 176.26 | | |
| 50331-69-6 | | n*1*-methyl-n*1*-pyridin-3-ylmethyl-ethane-1,2-diamine | | | | |
| 50331-98-1 | | 5-f)indole-7-acetic acid, 5-(m-fluorobenzoyl)-6-methyl-5h-3-dioxolo(4 | | | | |
| 503310-57-4 | 1,2,5-噻二唑烷-2-甲酸甲酯 1,1-二氧化物 | Methyl 1,2,5-thiadiazolidine-2-carboxylate 1,1-dioxide | C4H8N2O4S | 180.18 | | |
| 503310-73-4 | 2-苯基-1,2,5-噻二唑烷 1,1-二氧化物 | 2-Phenyl-1,2,5-thiadiazolidine 1,1-dioxide | C8H10N2O2S | 198.24 | | |
| 503315-74-0 | | 3-fluoro-4-nitro-benzenemethanol | C7H6FNO3 | 171.13 | | |
| 503315-75-1 | | 3-fluoro-4-nitrophenylacetonitrile | | | | |
| 503315-77-3 | 4-氨基-3-氟苯乙酸 | 4-amino-3-fluorophenylacetic acid | C8H8FNO2 | 169.15 | | 323°C at 760 mmHg |
| 50332-00-8 | | 5-f)indole-7-acetic acid, 5-(m-chlorobenzoyl)-6-methyl-5h-3-dioxolo(4 | | | | |
| 50332-01-9 | | 5-f)indole-7-acetic acid, 5-(p-bromobenzoyl)-6-methyl-5h-3-dioxolo(4 | | | | |
| 50332-02-0 | | 5-f)indole-7-acetic acid, 5-(m-bromobenzoyl)-6-methyl-5h-3-dioxolo(4 | | | | |
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