| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 51207-87-5 | | p-(9-acridinylamino)-benzoic aci methyl ester | | | | |
| 51207-98-8 | n-n-丁基-4-硝基苯甲酰胺 | n-n-butyl-4-nitrobenzamide | | | | |
| 51208-19-6 | | m-(9-acridinylamino)-pheno | | | | |
| 51208-83-4 | | 2-(4-isopropylphenyl)-2-oxoacetic acid | | | | |
| 51209-36-0 | | n-(alpha-(3-(dimethylamino)propyl)benzyl)-benzamid hydrochloride | | | | |
| 51209-43-9 | | 2-deoxy-2-((5-(3-pyridinyl)-1,3,4-oxadiazol-2-yl)amino)-d-glucos | | | | |
| 51209-49-5 | | cyclohexanone-d10 | C6H10O | 98.14 | | 151℃ |
| 51209-70-2 | | 4-bromo-n-piperonylideneaniline | | | | |
| 51209-75-7 | | n-nitroso-cystein | | | | |
| 51209-82-6 | | 3,5-dibromo-o-xylene | | | | |
| 5121-00-6 | | naphthalen-1-yl-acetyl chloride | C12H9ClO | 204.65 | | |
| 5121-34-6 | 2-氨基-3-甲氧基苯甲酸甲酯 | methyl 2-amino-3-methoxybenzoate | | | | |
| 5121-66-4 | | 7,8-didehydro-4,5-alpha-epoxy-3-methoxy-17-methyl-morphina | | | | |
| 5121-74-4 | | 1-chloro-4-((e)-2-(4-chlorophenyl)ethenyl)benzene | C14H10Cl2 | 249.13 | | |
| 51210-89-0 | | 1,3-diphenyl-1,2,3-propanetrione 2-oxime | | | | |
| 51211-02-0 | | benzoic acid, 3,3'-(oxybis(ethyleneoxyethylenecarbonylimino))bis(5-(methylcarba | | | | |
| 51211-03-1 | | benzoic acid, 3,3'-(ethylenebis(oxyethyleneoxyethylenecarbonylimino))bis (5-(me | | | | |
| 51211-51-9 | 2-环糊精 | α-Cyclodextrin | C36H60O30.xH2O | | 278℃ | |
| 51211-68-8 | | Manganate(2-),tetrachloro-,(T-4)-,dihydrogen,compd. with methanamine(1:2),homopolymer | C2H12Cl4MnN2 | 260.88 | | |
| 51212-30-7 | | diethyl 1-acetyl-3-phenyl-1,3-dihydro-2h-pyrrole-2,2-dicarboxylate | | | | |
| 51212-80-7 | | 8,9,10,11-eta)-undecahydro-7.8-dicarbaundecaborato(2-))-cobaltate(1-bis((7 | | | | |
| 51213-99-1 | | clanfenur | | | | |
| 512170-32-0 | n-[(R)- 2'-氨基[1,1'-联萘]-2-基]-4-甲基苯亚磺酰胺 | n-[(R)-2'-amino-[1,1'-binaphthalen]-2-yl]-4-methylbenzenesulfonamide | | | | |
| 512171-81-2 | | 5-fluoro-2-phenyl-pyridine | | | | |
| 512177-83-2 | (R)-4-乙酰基-1-(4-氯-2-氟苯基)-5-环己基-3-羟基-1h-吡咯-2(5h)-酮 | (R)-4-acetyl-1-(4-chloro-2-fluorophenyl)-5-cyclohexyl-3-hydroxy-1h-pyrrol-2(5h)-one | | | | |
| 512179-73-6 | | 2,5-bis(trifluoromethyl)phenylisothiocyanate | | | | |
| 51218-40-7 | 2-氯-n-(2-乙基- 6-甲基苯基)-n-(2-丙氧基乙基)乙酰胺 | 2-chloro-n-(2-ethyl-6-methylphenyl)-n-(2-propoxyethyl)acetamide | | | | |
| 51218-45-2 | 丙草胺 | 2-chloro-6'-ethyl-n-(2-methoxy-1-methylethyl)-o-acetotoluidid | C15H22ClNO2 | 283.81 | | |
| 51218-49-6 | 2-氯-N-(2,6-二乙基苯基)-N-(2-丙氧基乙基)乙酰胺 | 2-chloro-n-(2,6-diethylphenyl)-n-(2-propoxyethyl)-acetamid | | | | |
| 512180-63-1 | | 2-(4-(tert-butoxycarbonylamino)-2-nitrophenyl)acetic acid | | | | |
| 512181-73-6 | 4-氟-n-(4-氟苄基)苯甲酰胺 | 4-fluoro-n-(4-fluorobenzyl)benzamide | | | | |
| 512181-82-7 | | 4-cyano-n-(4-fluorobenzyl)benzamide | | | | |
| 51219-00-2 | | 2-ethyl-n-(2-methoxy-1-methylethyl)-6-methyl-benzenamin | | | | |
| 51219-18-2 | Nα-BOC-Nω-CBZ-L-精氨酸 | n-a-t-boc-n-omega-cbz-l-arginine | C19H28N4O6 | 408.45 | | |
| 51219-19-3 | | Boc-Arg(Z)2-OH | C27H34N4O8 | 542.58 | ~140 ℃ (dec.) | |
| 51219-55-7 | | n-cbz-3-amino-3-methylbutanoic acid | | | | |
| 51219-88-6 | | tetramethylene-d8 sulfone | [2H]8C4O2S | 128.21 | 25-27℃ | 283-285℃ |
| 51219-90-0 | | hexamethylphosphoramide-d18 | [2H]18C6N3OP | 197.31 | | |
| 512197-92-1 | | 2-ethynyl-6-methoxypyridine | | | | |
| 5122-01-0 | | Benzene,pentafluoro(1,2,2,2-tetrachloroethyl)- | C8HCl4F5 | 333.90 | | |
| 5122-07-6 | 五氟苯乙炔 | pentafluorophenylacetylene | | | | |
| 5122-14-5 | | Ethanone,2,2,2-trichloro-1-(pentafluorophenyl)- | C8Cl3F5O | 313.44 | | |
| 5122-16-7 | | (bromoacetyl)pentafluorobenzene | C8H2BrF5O | 289.01 | 30-32℃ | |
| 5122-18-9 | | Benzene,(1,1-dichloro-2,2,2-trifluoroethyl)pentafluoro- | C8Cl2F8 | 318.98 | | |
| 5122-20-3 | | 5-(tert-butyl)-2-iodo-1,3-dimethylbenzene | C12H17I | | | |
| 5122-36-1 | | 4,6-diamino-5-n-formamidopyrimidine | C5H7N5O | 153.14 | | |
| 5122-77-0 | | 4-hydroxy-1-methylbicyclo[2.2.2]octan-2-one | C9H14O2 | | | |
| 5122-82-7 | | 2-bromo-1-tricyclo(3.3.1.1(sup 3,7))dec-1-yl-ethanon | C12H17BrO | 257.17 | 76-79℃ | |
| 5122-94-1 | 4-联苯硼酸 | 1,1'-biphenyl-4-yl-boronic acid | C12H11BO2 | 198.02 | 248-250℃ | |
| 5122-95-2 | 3-联苯硼酸 | 3-Biphenylboronic acid | C12H11BO2 | 198.02 | 177℃ | |
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