| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 51542-33-7 | | 1-(2'-benzothiazolyl)-3-methyl-3-nitroso-ure | | | | |
| 51542-42-8 | | methyl 4-(5-amino-1,3,4-thiadiazol-2-yl)benzoate | | | | |
| 51542-56-4 | | ginsenoside from ginseng root (panax*quinquefoliu | C48H82O18 | 947.16 | | |
| 51543-31-8 | 4-氨基-N-甲基-N-(5-甲基异恶唑-3-基)苯磺酰胺 | 4-Amino-N-methyl-N-(5-methylisoxazol-3-yl)benzenesulfonamide | C11H13N3O3S | 267.3 | | |
| 51543-38-5 | | | C15H13FO2 | 244.26 | | |
| 51543-39-6 | 艾氟洛芬 | esflurbiprofen | C15H13FO2 | 244.26 | 109-110 °C | 376.2 °C at 760 mmHg |
| 51543-40-9 | | (R)-(-)-2-fluoro-alpha-methyl-4-biphenylacetic acid | | | 110-113℃ | |
| 51543-47-6 | | 2,2',6,6'-tetrachloro-4,4'-thiodiphenol | | | | |
| 51543-98-7 | | dimethyl(4-methyl-1,3-phenylenebis(iminocarbonyl-1h-benzimidazole-1,2-diyl))biscarbamate | | | | |
| 51544-64-0 | (2e,4e,6z)-2,4,6-癸三烯酸甲酯 | (2e,4e,6z)-methyl deca-2,4,6-trienoate | | | | |
| 51545-19-8 | | pyridinium, 4-formyl-4'-(isopropylthio)-1,1'-(oxydimethylene)di-, dichloride, o | | | | |
| 51545-36-9 | 4，4′，4″-腈基三苯腈 | Tris-(p-cyanophenyl)amin-Radikalkation | C21H12N4 | 320.346 | 348℃ | 570.0±45.0 °C(Predicted) |
| 51546-08-8 | | 2-(5-amino-3-methyl-pyrazol-1-yl)-ethanol | C6H11N3O | 141.17 | | 330.7ºC at 760 mmHg |
| 51546-12-4 | | 2-chloro-5-(methylthio)benzoic acid | C8H7ClO2S | 202.66 | 136-137°C | 342.4°C |
| 51547-60-5 | | hydrochloride, (2R-(2-alpha,7-alpha,12R*))-yl- 2-butenyl) | | | | |
| 51548-85-7 | | Germanate(2-),hexachloro-,dirubidium,(OC-6-11)- | Cl6GeRb2 | 456.30 | | |
| 51549-29-2 | 2′，3′-二-O-(叔丁基二甲基甲硅烷基)-2′-脱氧胞苷 | 2′,3′-Di-O-(tert-butyldimethylsilyl)-2′-deoxycytidine | C21H41N3O4Si2 | 455.74 | | |
| 51549-31-6 | ((2R,3S,5R)-5-(6-氨基-9h-嘌呤-9-基)-3-((叔丁基二甲基硅烷基)氧基)四氢呋喃-2-基)甲醇 | 3'-o-(tert-butyldimethylsilyl)-2'-deoxyadenosine | C16H27N5O3Si | 365.5 | | |
| 51549-32-7 | 9-((2R,4S,5R)-4-((叔丁基二甲基硅烷基)氧基)-5-(((叔丁基二甲基硅烷基)氧基)甲基)四氢呋喃-2-基)-9h-嘌呤-6-胺 | 9-((2R,4S,5R)-4-((tert-butyldimethylsilyl)oxy)-5-(((tert-butyldimethylsilyl)oxy)methyl)tetrahydrofuran-2-yl)-9h-purin-6-amine | C22H41N5O3Si2 | 479.76 | | |
| 51549-33-8 | 5'-O-(叔丁基二甲基甲硅烷基)脱氧鸟苷 | 5'-tert-Butyldimethylsilyloxy-2'-deoxyguanosine | C16H27N5O4Si | 381.5 | | |
| 51549-36-1 | n-苯甲酰基-5'-o-叔-丁基二甲基甲硅烷-2'-脱氧胞啶 | n-benzoyl-5'-o-tert-butyldimethylsilyl-2'-deoxycytidine | C22H31N3O5Si | 445.58 | | |
| 51549-39-4 | n-苯甲酰基-5'-o-叔丁基二甲基硅烷基- 2'-脱氧腺苷 | n-benzoyl-5'-o-tert-butyldimethylsilyl-2'-deoxyadenosine | C23H31N5O4Si | 469.61 | | |
| 51549-40-7 | n-(9-((2R,4S,5R)-4-((叔丁基二甲基硅烷基)氧基)-5-(羟甲基)四氢呋喃-2-基)-9h-嘌呤-6-基)苯甲酰胺 | n-(9-((2R,4S,5R)-4-((tert-butyldimethylsilyl)oxy)-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9h-purin-6-yl)benzamide | C23H31N5O4Si | 469.61 | | |
| 51549-49-6 | | n4,3'-o-dibenzoyl-2'-deoxycytidine | C23H21N3O6 | 435.43 | | |
| 51549-54-3 | | n6,3'-o-dibenzoyl-2'-deoxyadenosine | C24H21N5O5 | 459.46 | | |
| 5155-43-1 | | methyl-6-deoxy-a-d-glucopyranoside | C7H14O5 | 178.18 | | |
| 5155-46-4 | | methyl 6-deoxy-6-iodo-alpha-d-glucopyranoside | | | | |
| 5155-47-5 | | (2R,3S,4S,5R,6S)-2-(aminomethyl)-6-methoxytetrahydro-2h-pyran-3,4,5-triol | | | | |
| 5155-76-0 | | 3(2H)-Cinnolinone,2-methyl- | C9H8N2O | 160.17 | | |
| 51550-10-8 | 5-三氟甲基-2(3h)-苯并噻唑酮 | 5-(trifluoromethyl)benzo[d]thiazol-2(3h)-one | | | | |
| 51550-25-5 | 铍试剂II | Beryllon II | C20H14N2O15S4·4Na | 738.52 | | |
| 51550-40-4 | N'-(2,4-二甲基苯基)-N-甲基甲脒盐酸盐 | N'-(2,4-Dimethylphenyl)-N-methylformimidamide hydrochloride | C10H15ClN2 | 198.69 | 161-163 °C | |
| 51550-51-7 | | methyl (2,4,6-trichlorophenoxy)acetate | | | | |
| 51550-64-2 | | 4-(2,4-dichlorophenoxy)-butyric aci isobutyl ester | | | | |
| 51551-54-3 | | 4-thiazoleacetamide | C5H6N2OS | 142.17 | | |
| 51551-56-5 | rac 3-苯基-哌啶-2-酮 | rac-3-phenyl-piperidin-2-one | C11H13NO | 175.22 | | |
| 51552-68-2 | 喹啉-7-羧酸甲酯 | methyl quinoline-7-carboxylate | C11H9NO2 | 187.20 | | |
| 51552-86-4 | | 4-[(2-carboxyethyl)amino]benzoic acid | | | | |
| 51552-98-8 | | 3-phenyl-butyryl chloride | | | | |
| 51553-17-4 | | 2-(ethylamino)propiophenone hydrochloride | | | 196-198℃ | |
| 51554-05-3 | | 31h-phthalocyanine-c-sulfonato(3-)-n29,n39,n31,n32]-cuprate(1-[c-chloro-29h | | | | |
| 51554-93-9 | | 1-Bromo-4-n-octylbenzene | C14H21Br | 269.22 | | 199-201°C |
| 51554-94-0 | | bromononylbenzene | C15H23Br | 283.25 | | 190°C/1mmHg(lit.) |
| 51554-95-1 | 4-n-戊(烷)基溴苯 | 1-Bromo-4-n-pentylbenzene | C11H15Br | 227.14 | | 203-204 °C(lit.) |
| 51555-24-9 | 3-羟基-2丁酮二聚体 | 2-Butanone, 3-hydroxy-, dimer | | | | |
| 51555-38-5 | | polymer with 2-propenenitrile | | | | |
| 51555-87-4 | | thiodigalactoside | C12H22O10S | 358.36 | | |
| 51556-10-6 | | 1-chloro-hept-1-yne | C7H11Cl | 130.62 | | |
| 51556-30-0 | | 3-methyl-2-(1-methylethyl)-1-phenyl-1-butanon | | | | |
| 51557-26-7 | 3-(2-萘基)丙烯酸 | 3-(2-naphthyl)acrylic acid | C13H10O2 | 198.22 | 210-212°C | |
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