| 1 | 6666-03-1 | 2-Dimethylamino-7-oxo-7,8-dihydropteridine | 2-Dimethylamino-7-oxo-7,8-dihydropteridine | C8H9N5O | | |
| 2 | 6666-38-2 | 5-溴-2'-脱氧尿苷 5'-单磷酸酯 | 5-bromo-2'-deoxyuridine 5'-monophosphate | C9H12BrN2O8P | | |
| 3 | 6666-46-2 | muconolactone | muconolactone | C6H6O4 | | |
| 4 | 6666-75-7 | 2-氰基-3-甲基-2-丁烯酸甲酯 | Methyl 2-cyano-3-methylcrotonate | C7H9NO2 | | |
| 5 | 6666-79-1 | NSC44912 | NSC44912 | | | |
| 6 | 6666-81-5 | METHYL 2-CYANO-3,4-DIMETHYLPENT-2-ENOATE | METHYL 2-CYANO-3,4-DIMETHYLPENT-2-ENOATE | C9H13NO2 | | |
| 7 | 6666-92-8 | 4-Morpholinecarbonyl chloride, 3-hydroxy-, acetate (7CI,8CI) | 4-Morpholinecarbonyl chloride, 3-hydroxy-, acetate (7CI,8CI) | C7H10ClNO4 | | |
| 8 | 66660-16-0 | alpha-amino-gamma,delta-dihydroxyadipic acid | alpha-amino-gamma,delta-dihydroxyadipic acid | C6H11NO6 | | |
| 9 | 66660-64-8 | Cycloheptanone, 2-(phenylmethylene)-, oxime | Cycloheptanone, 2-(phenylmethylene)-, oxime | C14H17NO | | |
| 10 | 66660-95-5 | stirocainide | stirocainide | C26H38N2O5 | | |
| 11 | 66662-11-1 | | 3-(N-(4-METHOXYPHENYL)CARBAMOYL)-5-NORBORNENE-2-CARBOXYLIC ACID | C16H17NO4 | | |
| 12 | 66662-28-0 | 4-Phenoxy-2(1H)-quinolinone | 4-Phenoxy-2(1H)-quinolinone | C15H11NO2 | | |
| 13 | 66662-48-4 | 2-氯-4,6-二甲基吡啶-3-甲酸 | 2-Chloro-4,6-dimethyl-3-pyridinecarboxylic acid | C8H8ClNO2 | 杂环;吡啶类;杂环化合物 | |
| 14 | 66663-63-6 | 5-phenyl-3-thiomorpholin-4-yl-2,8,9-triazabicyclo[4.3.0]nona-2,4,6,9-t etraen-7-amine | 5-phenyl-3-thiomorpholin-4-yl-2,8,9-triazabicyclo[4.3.0]nona-2,4,6,9-t etraen-7-amine | C16H17N5S | | |
| 15 | 66663-90-9 | 桔梗皂苷D2 | Platycodin D2 | C63H102O33 | 对照品;标准品;中药对照品;植物提取物;标准品，对照品;标准品 -中药标准品 | |
| 16 | 66663-91-0 | 远志皂苷D | Polygalacin D | C57H92O27 | 标准品;对照品;中药对照品;植物提取物;标准品，对照品;标准品-对照品 | |
| 17 | 66663-92-1 | Olean-12-en-28-oic acid, 3-[(3-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]-2,16,23-trihydroxy-, O-D-apio-β-D-furanosyl-(1→3)-O-β-D-xylopyranosyl-(1→4)-O-6-deoxy-α-L-mannopyranosyl-(1→2)-α-L-arabinopyranosyl ester, (2β,3β,4β,16α)- | Olean-12-en-28-oic acid, 3-[(3-O-β-D-glucopyranosyl-β-D-glucopyranosyl)oxy]-2,16,23-trihydroxy-, O-D-apio-β-D-furanosyl-(1→3)-O-β-D-xylopyranosyl-(1→4)-O-6-deoxy-α-L-mannopyranosyl-(1→2)-α-L-arabinopyranosyl ester, (2β,3β,4β,16α)- | C63H102O32 | 对照品 | 对照品 |
| 18 | 66664-90-2 | 1,2-Propanedione, 1-(4-imino-1,4-dihydro-1-pyridyl)-, dioxime | 1,2-Propanedione, 1-(4-imino-1,4-dihydro-1-pyridyl)-, dioxime | C8H10N4O2 | | |
| 19 | 66665-62-1 | | Acridinium, 9-(4-aminophenyl)-10-methyl- | C20H17N2+ | | |
| 20 | 66665-73-4 | | 9H-Benzo[2,3][1,6]naphthyridino[5,6-b]quinazolin-9-one, 6,7-dihydro-15-hydroxy-7,7-dimethyl- | C21H17N3O2 | | |
| 21 | 66665-81-4 | | Benzenepropanal, 2-hydroxy-β-(hydroxyimino)-, oxime | C9H10N2O3 | | |
| 22 | 66665-86-9 | | Pyridine, 4-methyl-2-(methylthio)-5-nitro- | C7H8N2O2S | | |
| 23 | 66667-02-5 | 2-(tert-butoxy)-2-phenylacetic acid | 2-(tert-butoxy)-2-phenylacetic acid | C12H16O3 | | |
| 24 | 66668-15-3 | N-phenyl-N-2-propen-1-yl-2-Furancarboxamide | N-phenyl-N-2-propen-1-yl-2-Furancarboxamide | C14H13NO2 | | |
| 25 | 66668-41-5 | N1-乙基-4-硝基苯-1,2-二胺 | 1-N-ethyl-4-nitrobenzene-1,2-diaMine | | | |
| 26 | 66669-31-6 | 2-ethyl-5,6-dinitro-1H-benzimidazole | 2-ethyl-5,6-dinitro-1H-benzimidazole | C9H8N4O4 | | |
| 27 | 66669-44-1 | dihydrogen bis[P-butyl P-methyl diphosphato(2-)-O'',O''''][ethane-1,2-diolato(2-)-O,O']titanate(2-) | dihydrogen bis[P-butyl P-methyl diphosphato(2-)-O'',O''''][ethane-1,2-diolato(2-)-O,O']titanate(2-) | C12H29O16P4Ti- | | |
| 28 | 66669-53-2 | 2-膦酸基丁烷-1,2,4-三羧酸四钠 | Tetrasodium hydrogen 2-phosphonatobutane-1,2,4-tricarboxylate | C7H7Na4O9P | 有机化工原料 | |
| 29 | 666697-48-9 | L-Threonine, N-[[4,7,10-tris(carboxymethyl)-1,4,7,10-tetraazacyclododec-1-yl]acetyl]-Dphenylalanyl-L-cysteinyl-3-iodotyrosyl-Dtryptophyl-
L-lysyl-L-threonyl-L-cysteinyl-,cyclic(27)-disulfide (9CI) | L-Threonine, N-[[4,7,10-tris(carboxymethyl)-1,4,7,10-tetraazacyclododec-1-yl]acetyl]-Dphenylalanyl-L-cysteinyl-3-iodotyrosyl-Dtryptophyl-
L-lysyl-L-threonyl-L-cysteinyl-,cyclic(27)-disulfide (9CI) | C65H89IN14O19S2 | | |
| 30 | 666697-60-5 | (1R,2R)-2-(甲基氨基)环戊醇 | (1R,2R)-2-(methylamino)cyclopentan-1-ol | C6H13NO | | |
| 31 | 666697-73-0 | Acetamide, N-(3-oxo-1-butenylidene)- (9CI) | Acetamide, N-(3-oxo-1-butenylidene)- (9CI) | C6H7NO2 | | |
| 32 | 666697-86-5 | 1-Acenaphthylenol,1,2-dihydro-2-(methylamino)-,(1R,2R)-(9CI) | 1-Acenaphthylenol,1,2-dihydro-2-(methylamino)-,(1R,2R)-(9CI) | C13H13NO | | |
| 33 | 666698-08-4 | 3-nitro-N-[2-(2-pyridinyl)ethyl]-2-pyridinamine | 3-nitro-N-[2-(2-pyridinyl)ethyl]-2-pyridinamine | C12H12N4O2 | | |
| 34 | 666699-37-2 | N-[2-(tert-butylsulfanyl)ethyl]-4-chlorobenzenesulfonamide | N-[2-(tert-butylsulfanyl)ethyl]-4-chlorobenzenesulfonamide | C12H18ClNO2S2 | | |
| 35 | 666699-46-3 | N-(3-氯-4-氟苯基)-4-氟-3,5-二甲基苯磺酰胺 | Benzenesulfonamide, N-(3-chloro-4-fluorophenyl)-4-fluoro-3,5-dimethyl- | C14H12ClF2NO2S | | |
| 36 | 666699-73-6 | 2-(hydroxymethyl)-6-(2-nitrophenoxy)tetrahydro-2H-pyran-3,4,5-triol | 2-(hydroxymethyl)-6-(2-nitrophenoxy)tetrahydro-2H-pyran-3,4,5-triol | C12H15NO8 | | |