| 1 | 490-02-8 | 曲霉酸 | aspergillic acid | C12H20N2O2 | | |
| 2 | 490-03-9 | 地奥酚 | 2-hydroxy-6-(isopropyl)-3-methylcyclohex-2-en-1-one | C10H16O2 | | |
| 3 | 490-06-2 | 3-ISOPROPYL-6-METHYLCATECHOL | 3-ISOPROPYL-6-METHYLCATECHOL | C10H14O2 | | |
| 4 | 490-10-8 | cis,trans-Nepetalactone | cis,trans-Nepetalactone | C10H14O2 | | |
| 5 | 490-11-9 | 吡啶-3,4-二羧酸 | 3,4-Pyridinedicarboxylic acid | C7H5NO4 | 吡啶;吡啶类;中间体;杂环砌块;通用试剂;化工原料;化工材料;医药中间体;化工中间体;有机中间体 | |
| 6 | 490-15-3 | 氯氮平杂质K | 1,2-Cyclobutanedicarboxylic acid, 3,4-diphenyl-, 1,2-bis[(1R,2R,3S,5S)-2-(methoxycarbonyl)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl] ester, (1R,2S,3R,4S)- | C38H46N2O8 | | |
| 7 | 490-16-4 | Neotruxinic acid | Neotruxinic acid | C18H16O4 | | |
| 8 | 490-17-5 | bis[2-(methoxycarbonyl)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl] 2,4-diphenylcyclobutane-1,3-dicarboxylate, stereoisomer | bis[2-(methoxycarbonyl)-8-methyl-8-azabicyclo[3.2.1]oct-3-yl] 2,4-diphenylcyclobutane-1,3-dicarboxylate, stereoisomer | C38H46N2O8 | | |
| 9 | 490-18-6 | (1A,2A,3B,4B)-2,4-BIS(4-HYDROXYPHENYL)-1,3-CYCLOBUTANEDICARBOXYLIC ACID, 99 | (1A,2A,3B,4B)-2,4-BIS(4-HYDROXYPHENYL)-1,3-CYCLOBUTANEDICARBOXYLIC ACID, 99 | C18H16O6 | | |
| 10 | 490-20-0 | 2β,4α-Diphenyl-1β,3α-cyclobutanedicarboxylic acid | 2β,4α-Diphenyl-1β,3α-cyclobutanedicarboxylic acid | C18H16O4 | | |
| 11 | 490-23-3 | β-Tocotrienol | β-Tocotrienol | C28H42O2 | 标准品;对照品;维生素;通用试剂;其它酚类;中药对照品 | |
| 12 | 490-24-4 | lumicolchicine | lumicolchicine | | | |
| 13 | 490-26-6 | 1,3-Benzodioxole-5,6-dicarboxylic acid | 1,3-Benzodioxole-5,6-dicarboxylic acid | C9H6O6 | | |
| 14 | 490-28-8 | 小蘗三酸 | berberonic acid | C8H5NO6 | | |
| 15 | 490-31-3 | 洋槐黄素 | Robinetin | C15H10O7 | 黄酮;对照品;植物提取物;标准品，对照品;标准品 -中药标准品 | |
| 16 | 490-36-8 | 4-O-β-D-Galactopyranosyl-D-altrose | 4-O-β-D-Galactopyranosyl-D-altrose | C12H22O11 | | |
| 17 | 490-46-0 | 表儿茶素 | 2-(3,4-dihydroxyphenyl)-2,3,4-trihydro-3,5,7-trihydroxychromene | C15H14O6 | 植提;对照品;医用原料;日化原料;医药原料;植物单体;中草药成分;中药对照品;分析标准品;植物提取物 | |
| 18 | 490-49-3 | (-)-FISETINIDOL | (-)-FISETINIDOL | C15H14O5 | | |
| 19 | 490-51-7 | D-纤维二糖烯 | 1,5-anhydro-2-deoxy-4-O-beta-D-glucopyranosyl-D-arabino-hex-1-enitol | C12H20O9 | 中间体;日用化工;单糖，多糖类 食品添加剂 | |
| 20 | 490-52-8 | HUNNEMANINE | HUNNEMANINE | C20H21NO5 | | |
| 21 | 490-53-9 | (R)-(+)-Carnegine | (R)-(+)-Carnegine | C13H19NO2 | | |
| 22 | 490-54-0 | Maritimein | Maritimein | C21H20O11 | 标准品;植物提取物 | |
| 23 | 490-55-1 | 阿米苯唑 | amiphenazole | C9H9N3S | 咪唑,吡唑等衍生物 | |
| 24 | 490-56-2 | 2,5-Oxazolidinedione,3-phenyl- | 2,5-Oxazolidinedione,3-phenyl- | C9H7NO3 | | |
| 25 | 490-58-4 | 2-Amino-6-(1,2-dihydroxypropyl)-4,7(1H,8H)-pteridinedione | 2-Amino-6-(1,2-dihydroxypropyl)-4,7(1H,8H)-pteridinedione | C9H11N5O4 | | |
| 26 | 490-59-5 | 咯肼 | 咯肼 | C10H6N4O2 | 制剂-拮抗剂 | |
| 27 | 490-63-1 | 2-甲酰-4,5-二甲氧基苯甲酸 | 2-FORMYL-4,5-DIMETHOXY-BENZOIC ACID | C10H10O5 | | |
| 28 | 490-64-2 | 2,4,5-三甲氧基苯甲酸 | 2,4,5-Trimethoxybenzoic acid | C10H12O5 | 羧酸;芳烃;大货;化工;中间体;原料药;生化试剂;医药原料;香精香料;有机砌块 | |
| 29 | 490-65-3 | 7-異丙-1-甲萘 | EUDALENE | C14H16 | | |
| 30 | 490-66-4 | | methyl 2-(2-chloro-1,1,2-trifluoroethoxy)benzoate | C10H8ClF3O3 | | |
| 31 | 490-67-5 | 冬绿苷 | Gaultherin | C19H26O12 | 标准品;对照品;其它酚类;中药对照品;植物提取物;标准品-对照品;标准品，对照品;分析试剂-标准品;标准品 -中药标准品 | |
| 32 | 490-74-4 | 2-(Carboxyamino)benzoic acid | 2-(Carboxyamino)benzoic acid | C8H7NO4 | | |
| 33 | 490-75-5 | 高奎宁酸 | HOMOQUINOLINIC ACID | C8H7NO4 | | |
| 34 | 490-78-8 | 2',5'-二羟基苯乙酮 | 2',5'-Dihydroxyacetophenone | C8H8O3 | 酮;苯乙酮;对照品;通用试剂;有机砌块;其它酚类;羰基化合物;合成材料中间体 | |
| 35 | 490-79-9 | 2,5-二羟基苯甲酸 | 2,5-Dihydroxy benzoic acid | C7H6O4 | 芳烃;羧酸;标准品;原料药;中间体;对照品;有机砌块;通用试剂;化学试剂;生化试剂 | 医药中间体 |
| 36 | 490-80-2 | 2,5-dihydroxybenzoate | 2,5-dihydroxybenzoate | C7H5O4- | | |
| 37 | 490-82-4 | 硫胺素杂质D | 3-[(4-amino-2-methylpyrimidin-5-yl)methyl]-5-(2-hydroxyethyl)-4-methylthiazol-2(3H)-one | C12H16N4O2S | 对照品-杂质对照品;化药杂质-维生素B1 | |
| 38 | 490-83-5 | 脱氢抗坏血酸 | dehydroascorbic acid | C6H6O6 | 有机酸;有机原料;植物提取物;生化试剂-维生素;生化试剂-维生素类;通用生化试剂-维生素 | |
| 39 | 490-89-1 | 去甲肾上腺素杂质21 | noradrenochrome | C8H7NO3 | | |
| 40 | 490-90-4 | 去甲肾上腺素杂质18 | 1H-Indole-3,5,6(2H)-trione | C8H5NO3 | | |
| 41 | 490-91-5 | 百里醌 | 2-isopropyl-5-methyl-p-benzoquinone | C10H12O2 | 酮;医药;对照品;标准产品;有机砌块;苯环系列;通用试剂;比例提取物;植物提取物;原料药-API | |
| 42 | 490-93-7 | 米格列奈杂质9 | 1,4-Cyclohexanedicarboxylic acid, 2,5-dioxo- | C8H8O6 | | |
| 43 | 490-96-0 | 戊茄碱 | [(3R,7R)-7-hydroxy-8-methyl-8-azabicyclo[3.2.1]oct-3-yl] 3-methylbutan oate | C13H23NO3 | 标准品 -中药标准品 | |
| 44 | 490-97-1 | 2-氟苯甲酸钠 | SODIUM 2-FLUOROBENZOATE | C7H4FNaO2 | | |
| 45 | 490-98-2 | 羟丁卡因 | Hydroxytetracaine | C15H24N2O3 | | |
| 46 | 490-99-3 | isomenthol | isomenthol | C10H20O | | |