| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 5120-34-3 | 5-异丙基-2,3-二氢-1H-茚-1-酮 | 5-Isopropyl-2,3-dihydro-1H-inden-1-one | C12H14O | 174.2390 | | |
| 5120-45-6 | | Phosphinic acid,ethyl(2,2,2-trichloro-1-hydroxyethyl)-,methyl ester | C5H10Cl3O3P | 255.46 | | |
| 5120-46-7 | | Phosphinic acid,ethyl(2,2,2-trichloro-1-hydroxyethyl)-,2-methylpropyl ester | C8H16Cl3O3P | 297.54 | | |
| 5120-72-9 | | 1-chloro-4-(ethylthio)benzene | C8H9ClS | 172.68 | | |
| 51200-80-7 | | 3-Ethyl-4-methyl-3-hexanol | C9H20O | 144.26 | | |
| 51200-81-8 | | 2-Methyl-3-(1-methylethyl)-3-hexanol | C10H22O | 158.28 | | |
| 51200-82-9 | | 4-Isopropyl-4-heptanol | C10H22O | 158.28 | | |
| 51200-83-0 | | Triisopropyl-methanol | C10H22O | 158.28 | | |
| 51200-87-4 | 4,4-二甲基恶唑啉 | 4,4-dimethyl-Oxazolidine | C5H11NO | 101.147 | | |
| 51201-09-3 | | 3h,5h-oxazolo(3,4-c)oxazole, dihydro-3,5-dipropyl-7a-methyl-1 | | | | |
| 51201-34-4 | | 1,2,3-propanetriol, polymer with 1,3-diisocyanatomethylbenzene and 2,2'-oxybis[ | | | | |
| 51201-70-8 | | | | | | |
| 51202-00-7 | 2-氯-4-异丙基苯酚 | 2-Chloro-4-isopropylphenol | C9H11ClO | 170.6360 | | |
| 51202-80-3 | | 2,6-bis(1,1-dimethylethyl)methyl-pheno | | | | |
| 51202-81-4 | 1-氯乙基乙基醚 | 1-Chloroethyl ethyl ether | C4H9ClO | 108.57 | | |
| 51202-86-9 | 2,2'-(1,4-亚苯基)二[4-[(4-甲氧基苯基)-亚甲基-5(4H)-恶唑酮 | 2,2'-(1,4-phenylene)bis[4-[(4-methoxyphenyl)methylene]-5(4H)-Oxazolone | C28H20N2O6 | | | |
| 51203-11-3 | | (1,1-dimethylethyl)(1-methoxy-1,3-dimethylbutyl)-diazen | | | | |
| 51203-49-7 | (η7-环庚三烯)(η5-环戊二烯)钛(ii) | (η7-cycloheptatrienyl)(η5-cyclopentadienyl)titanium(ii) | C12H12Ti | 204.1 | | |
| 51205-55-1 | | bis(diisobutyldithio-carbamate)copper | C18H36CuN2S4 | 472.30 | | |
| 51206-40-7 | 1,4-二溴异喹啉 | 1,4-dibromoisoquinoline | C9H5Br2N | 286.95 | | 352.5°C at 760 mmHg |
| 51206-97-4 | 甲基乙醯胺化钠 | Sodium N-methylacetamide | C3H7NO·Na | | | |
| 51207-31-9 | | 2,3,7,8-tetrachloro-dibenzofura | C12H4Cl4O | 305.97 | | |
| 51207-66-0 | | (S)-(+)-1-(2-pyrrolidinylmethyl)-pyrrolidine | C9H18N2 | 154.26 | | 99℃(2 to |
| 51207-71-7 | (S)-2-异丙基吡咯烷盐酸盐 | (S)-2-isopropylpyrrolidine hydrochloride | C7H16ClN | 149.66 | | |
| 51207-85-3 | 4-氨基-n,n-二乙基苯甲酰胺 | 4-amino-n,n-diethylbenzamide | C11H16N2O | 192.26 | | 124-125 °C |
| 51207-86-4 | (4-氨基苯基)(4-吗啉基)甲酮 | (4-aminophenyl)(morpholino)methanone | C11H14N2O2 | 206.24 | 132-135°C | |
| 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 | -47°C (lit.) | 151℃ |
| 51209-70-2 | | 4-bromo-n-piperonylideneaniline | | | | |
| 51209-75-7 | | n-nitroso-cystein | | | | |
| 51209-82-6 | | 3,5-dibromo-o-xylene | C8H8Br2 | 263.96 | | |
| 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 | C9H11NO3 | 181.19 | | 286.1°C |
| 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℃ | 1410.8°C |
| 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 | C16H15ClFN3O2 | 335.761 | | |
| 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 | C27H22N2O2S | 438.5 | | |
| 512171-81-2 | | 5-fluoro-2-phenyl-pyridine | | | | |
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