| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 51226-84-7 | 2-(4-吡啶基)噻唑烷-4-羧酸 | 2-pyridin-4-yl-thiazolidine-4-carboxylic acid | | | | |
| 51227-28-2 | 4-甲基烟碱醛 | 4-methylnicotinaldehyde | C7H7NO | 121.14 | | 233.338°C at 760 mmHg |
| 51227-29-3 | 2-甲基-1-(3-吡啶基)-1-丙酮 | 2-methyl-1-(3-pyridyl)-1-propanone | | | | |
| 51227-30-6 | 3-乙酰基-4-甲基吡啶 | 3-acetyl-4-methylpyridine | C8H9NO | 135.167 | | |
| 51227-49-7 | | 16-(acetyloxy)-14-hydroxy-3-oxo-, (5-beta,16-beta)-card-20(22)-enolid | | | | |
| 51228-92-3 | 3-[[2-(乙酰氧)乙基](3-甲基苯基)氨基]-丙腈 | Propanenitrile,3-[[2-(acetyloxy)ethyl](3-methylphenyl)amino]- | C14H18N2O2 | | | |
| 51229-51-7 | 1-(4-(溴甲基)苯基)乙酮 | 1-(4-(bromomethyl)phenyl)ethanone | C9H9BrO | 213.07 | 38.5-40.0°C | 291.4°C |
| 51229-52-8 | | 1-chloro-3-(phenylsulfanylmethyl)benzene | | | | |
| 51229-78-8 | (Z)-1-(3-氯-2-丙烯基)-3,5,7-三氮杂-1-氮翁三环[3.3.1.L3,7]癸烷氯化物 | 3,5,7-Triaza-1-azoniatricyclo[3.3.1.L3,7]decane,1-(3-chloro-2-propenyl)-,chloride,(Z)- | C9H16Cl2N4 | 251.15 | | |
| 5123-05-7 | 4-联苯硼酸新戊二醇酯 | 1,3,2-Dioxaborinane, 2-[1,1'-biphenyl]-4-yl-5,5-dimethyl- | C17H19BO2 | 266.143 | | |
| 5123-13-7 | 5,5-二甲基-2-苯基-1,3,2-二氧硼杂环烷 | 5,5-dimethyl-2-phenyl-1,3,2-dioxaborinane | C11H15BO2 | 190.05 | 62-66 °C(lit.) | |
| 5123-42-2 | | l-alanylglycylglycylglycine | | | | |
| 5123-55-7 | | n-phthaloyl-l-phenylalanine | C17H13NO4 | 295.29 | 181-185 °C | |
| 5123-63-7 | 3-(二乙氨基)苯磺酸钠盐 | Benzenesulfonic acid, 3-(diethylamino)-, sodium salt | C10H15NO3S·Na | | | |
| 5123-98-8 | | 3-isopropyl-sydnone imin monohydrochloride | | | | |
| 51230-19-4 | | (d-ala(sup 6))-luteinizing hormone-releasing hormon | C56H77N17O13 | 1196.33 | | |
| 51230-34-3 | | 2h-1,4-benzodiazepin-2-one, 1,3-dihydro-7-chloro-3-hydroxy-1-(2-hydroxyethyl)-5 | | | | |
| 51230-35-4 | | 2h-1,4-benzodiazepin-2-one, 1,3-dihydro-7-chloro-5-(2-chlorophenyl)-(2- hydroxy | | | | |
| 51230-38-7 | | wr 149024 | | | | |
| 51230-49-0 | | 2-chloro-dibenzofuran | C12H7ClO | 202.64 | 100 °C | 323 °C at 760mmHg |
| 51231-95-9 | | Antimony,(benzonitrile)trichloro-(T-4)- | C7H5Cl3NSb | 331.23 | | |
| 51234-09-4 | 3,4-二甲氧基-2-甲基苯甲醛 | 3,4-Dimethoxy-2-methylbenzaldehyde | C10H12O3 | 180.2005 | | |
| 51234-21-0 | 沙丁胺醇杂质10 | salbutamol impurity 10 | | | | |
| 51234-25-4 | | alpha-methyl-2-phenyl-5-benzoxazoleacetonitril | | | | |
| 51234-26-5 | | alpha-methyl-2-phenyl-5-benzoxazoleacetic aci | | | | |
| 51234-27-6 | | 2-(4-fluorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-28-7 | | 2-(4-chlorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | C16H12ClNO3 | 301.73 | 189.5 °C | 446.2±30.0 °C(Predicted) |
| 51234-29-8 | | 2-(3-chlorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-30-1 | | alpha-methyl-2-(p-tolyl)-6-benzoxazoleacetic aci | | | | |
| 51234-34-5 | | 2-(4-chloro-2-hydroxyphenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-36-7 | | 2-(4-chlorophenyl)-alpha-methyl-5-benzoxazoleacetonitril | | | | |
| 51234-37-8 | | 2-(4-acetylphenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-39-0 | | 2-(4-bromophenyl)-alpha-methyl-5-benzoxazoleacetic aci sodium salt | | | | |
| 51234-41-4 | | 2-(4-chlorophenyl)-alpha-methyl-5-benzoxazoleacetic aci ethyl ester | | | | |
| 51234-52-7 | | 2-phenyl-6-benzoxazoleacetic aci ethyl ester | | | | |
| 51234-54-9 | | beta-methyl-2-phenyl-6-benzoxazoleethano | | | | |
| 51234-56-1 | | alpha-methyl-2-phenyl-5-benzoxazoleacetamid | | | | |
| 51234-57-2 | | 2-(4-chlorophenyl)-alpha-methyl-5-benzoxazoleacetamid | | | | |
| 51234-58-3 | | alpha-methyl-2-phenyl-6-benzoxazoleacetic aci | | | | |
| 51234-62-9 | | 2-(p-chlorophenyl)-alpha-methyl-6-benzoxazoleacetic aci | | | | |
| 51234-64-1 | | alpha-methyl-2-(3,4-methylenedioxyphenyl)-5-benzoxazoleacetic aci | | | | |
| 51234-65-2 | | 2-(3,4-dichlorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-66-3 | | 2-(2,4-dichlorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-70-9 | | alpha-methyl-2-(alpha,alpha,alpha-trifluoro-m-tolyl)-5-benzoxazoleacetic aci | | | | |
| 51234-72-1 | | 2-(2-chlorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-73-2 | | alpha-methyl-2-(alpha,alpha,alpha-trifluoro-p-tolyl)-5-benzoxazoleacetic aci | | | | |
| 51234-74-3 | | 2-(4-iodophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-75-4 | | 2-(3-fluorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-76-5 | | 2-(3,5-dichlorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
| 51234-77-6 | | 2-(2-fluorophenyl)-alpha-methyl-5-benzoxazoleacetic aci | | | | |
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