| 1 | 531-02-2 | 间苯三酚杂质51 | [1,1'-biphenyl]-3,3',5,5'-tetraol | C12H10O4 | | |
| 2 | 531-05-5 | 2,4,6-TRIPHENYL-1,3,5-TRITHIANE | 2,4,6-TRIPHENYL-1,3,5-TRITHIANE | C21H18S3 | | |
| 3 | 531-06-6 | 美沙呋林 | methafurylene | C14H19N3O | | |
| 4 | 531-08-8 | Hetramine | Hetramine | C15H20N4 | | |
| 5 | 531-09-9 | 溴吡拉敏 | Bromopyramine | C16H20BrN3 | | |
| 6 | 531-12-4 | 18-carboxy-8,13-diethyl-3,7,12,17-tetramethyl-21H,23H-porphine-2-propionic acid | 18-carboxy-8,13-diethyl-3,7,12,17-tetramethyl-21H,23H-porphine-2-propionic acid | C32H34N4O4 | | |
| 7 | 531-14-6 | Coproporphyrin I | Coproporphyrin I | C36H38N4O8 | | |
| 8 | 531-18-0 | 六甲醇基三聚氰胺 | 1,3,5-triazine-2,4,6-triyltrinitrilohexamethanol | C9H18N6O6 | | |
| 9 | 531-20-4 | O-TOLIDINE SULFATE | O-TOLIDINE SULFATE | C28H34N4O4S | | |
| 10 | 531-26-0 | 苯甲酸丁香酚酯 | 4-allyl-2-methoxyphenyl benzoate | C17H16O3 | 标准品;植物提取物 | |
| 11 | 531-28-2 | 草夹竹桃苷 | Androsin | C15H20O8 | 标准品;对照品;其它酚类;植物提取物;标准品，对照品;标准品 -中药标准品 | |
| 12 | 531-29-3 | 松苷 | Coniferin | C16H22O8 | 对照品;苯丙素;标准品;标准品 -中药标准品 | |
| 13 | 531-35-1 | Isopilocarpine | Isopilocarpine | C11H16N2O2 | | |
| 14 | 531-37-3 | 2-甲氧基苯基 苯甲酸酯 | 2-Methoxyphenyl Benzoate | C14H12O3 | | |
| 15 | 531-39-5 | 癒創木酚戊酸酯 | guaiacol valerate | C12H16O3 | | |
| 16 | 531-40-8 | 2-methoxyphenyl cinnamate | 2-methoxyphenyl cinnamate | C16H14O3 | | |
| 17 | 531-42-0 | 3,7,13,17-tetrakis(carboxymethyl)-21H,23H-Porphine-2,8,12,18-tetrapropanoic acid | 3,7,13,17-tetrakis(carboxymethyl)-21H,23H-Porphine-2,8,12,18-tetrapropanoic acid | C40H38N4O16 | | |
| 18 | 531-44-2 | 东莨菪苷 | Scopolin | C16H18O9 | 标准品;对照品;木脂素;精细化工;植提标准品;植物提取物;中药对照品;分析试剂标准品;对照品,标准品;标准品，对照品 | |
| 19 | 531-46-4 | 5,12-dihydroquinoxalino[2,3-b]quinoxaline | 5,12-dihydroquinoxalino[2,3-b]quinoxaline | C14H10N4 | | |
| 20 | 531-47-5 | 5,12-二氢喹喔啉[2,3-b]吩嗪 | Homo Fluorindine | C18H12N4 | | |
| 21 | 531-49-7 | | 1,5-Methano-2H-pyrido[1,2-a][1,5]diazocine-4-butanoic acid, decahydro-, (1S,4R,5S,11aS)- | C15H26N2O2 | | |
| 22 | 531-52-2 | 1,3,5-三苯甲臜 | 1,3,5-Triphenylformazan | C19H16N4 | 有机化学;试剂和补充物 | |
| 23 | 531-53-3 | 天青 A | 3-amino-7-dimethylaminophenothiazin-5-ium chloride | C14H14ClN3S | 色素类;化学试剂;生化试剂;染色剂和染料;其他生化试剂;血液学和组织学;生化试剂-色素类;标准品和标准物质;通用生化试剂-生物染色剂与化学指示剂 | |
| 24 | 531-55-5 | 天青Ⅰ | Azure I | C15H16ClN3S | 原料;色素类;对照品;有机原料;生化试剂;化学试剂;化工原料;生物染色剂;杂质对照品;其他生化试剂 | 染料 |
| 25 | 531-57-7 | 天青C | Azure C | C13H12ClN3S | 色素类;生化试剂;化学试剂;其他生化试剂;生化试剂-色素类;通用生化试剂-生物染色剂与化学指示剂 | |
| 26 | 531-58-8 | 菊苣苷 | cichoriin | C15H16O9 | | |
| 27 | 531-59-9 | 7-甲氧基香豆素 | 7-Methoxycoumarin | C10H8O3 | 标准品;对照品;香豆素;木脂素;中药对照品;植物提取物;标准品，对照品;对照品-中药对照品;标准品 -中药标准品 | |
| 28 | 531-63-5 | 3(2H)-Benzofuranone,2-[(3,4-dihydroxyphenyl)methylene]-6-(b-D-glucopyranosyloxy)-, (2Z)- | 3(2H)-Benzofuranone,2-[(3,4-dihydroxyphenyl)methylene]-6-(b-D-glucopyranosyloxy)-, (2Z)- | C21H20O10 | | |
| 29 | 531-67-9 | 2,2-双哌啶 | 2,2'-bipiperidyl | C10H20N2 | 胺;杂环;定制;哌啶类化合物 | |
| 30 | 531-72-6 | Arsenamide | Arsenamide | C11H12AsNO5S2 | | |
| 31 | 531-73-7 | 盐酸盐原黄素 | PROFLAVINE DIHYDROCHLORIDE | C13H13Cl2N3 | | |
| 32 | 531-75-9 | 秦皮甲素 | Esculin hydrate | C15H16O9 | 对照品;核苷酸;标准品;木脂素;天然产物;生化试剂;化学试剂;中药对照品;分析标准品;植物提取物 | |
| 33 | 531-76-0 | 沙可来新 | sarcolysin | C13H18Cl2N2O2 | | |
| 34 | 531-77-1 | Valine, N-[N-acetyl-3-[p-[bis(2-chloroethyl)amino]phenyl]-L-alanyl]-, ethyl ester, L- | Valine, N-[N-acetyl-3-[p-[bis(2-chloroethyl)amino]phenyl]-L-alanyl]-, ethyl ester, L- | C22H33Cl2N3O4 | | |
| 35 | 531-81-7 | 香豆素-3-羧酸 | Coumarin-3-Carboxylic Acid | C10H6O4 | 其他;对照品;医药中间体;有机化工原料;光子和光学材料;标准品，对照品 | |
| 36 | 531-82-8 | furothiazole | furothiazole | C9H7N3O4S | | |
| 37 | 531-85-1 | 盐酸联苯胺 | benzidine dihydrochloride | C12H13ClN2 | 胺盐;氮化合物;生化试剂;有机砌块;通用试剂;其他生化试剂 | |
| 38 | 531-86-2 | 联苯胺,硫酸盐 | benzidine sulfate | C12H14N2O4S | | |
| 39 | 531-88-4 | 5,6-二甲氧基异苯并呋喃-1(3H)-酮 | Nsc25379 | C10H10O4 | | |
| 40 | 531-91-9 | N,N'-二苯基联苯胺 | N,N'-Diphenylbenzidine | C24H20N2 | 胺;联苯;芳香胺;光电材料;化学试剂;有机砌块;通用试剂;氮化合物;功能中间体;医药中间体 | |
| 41 | 531-95-3 | 雌马酚 | equol | C15H14O3 | 原料药;对照品;科研试剂;医药原料;化工原料;羰基化合物;医药中间体;化妆品原料;对照品-中药对照品;小分子抑制剂，天然产物 | |
| 42 | 531-99-7 | 5-Acetyl-2-methoxybenzaldehyde | 5-Acetyl-2-methoxybenzaldehyde | C10H10O3 | | |