| CAS编号 | 中文名 | 英文名 | 分子式 | 分子量 | 熔点 | 沸点 |
| 4211-67-0 | 5-叔-丁基-2,4-二羟基苯并苯基酮 | 2,4-dihydroxy-5-tert-butylbenzophenone | C17H18O3 | 270.32 | 144-148℃ | |
| 42110-58-7 | | metioxate | | | | |
| 42111-91-1 | | 4-piperidino-phenethylamin carbonate | | | | |
| 42111-98-8 | | beta-methyl-3-piperidino-phenethylamin succinate | | | | |
| 42112-06-1 | | 2-(4-piperidinophenyl)-isobutylamin succinate | | | | |
| 42113-13-3 | 3-甲基-4-羟基苯甲酸甲酯 | methyl 4-hydroxy-3-methylbenzoate | | | | |
| 42113-92-8 | | 1-octanoyl-2-thio-ure | | | | |
| 42116-21-2 | 苏型-(2RS)-4-苯基-3-乙酰氨基-2-羟基-4-氧代丁酸 | o-benzyl s-(4,6-dimethyl-2-pyrimidinyl)carbonothionate | C12H13NO5 | 274.33 | 64-66℃ | |
| 42116-43-8 | | 1-boc-2-phenylhydrazine | | | | |
| 42116-44-9 | | tert-butyl benzylcarbamate | | | | |
| 42116-55-2 | | methyl 3-(boc-amino)propanoate | | | | |
| 42116-56-3 | | boc-beta-alanine hydrazide | | | | |
| 42116-76-7 | | (2-(2-methyl-5-nitro-1h-imidazol-1-yl)ethyl)-carbamothioic aci o-methyl est | | | | |
| 4212-43-5 | | propaneperoxic acid | C3H6O3 | 90.08 | | |
| 4212-49-1 | | 5-ethyluracil | | | 300℃ | |
| 4212-93-5 | | n-(butoxymethyl)-2-chloro-n-(2-(1,1-dimethylethyl)-6-methylphenyl)-acetamid | | | | |
| 4212-94-6 | 酰化,酰化产物 | n-acetoxy-carbanilic aci isopropyl ester | | | | |
| 42122-09-8 | | 3-(4-chlorophenyl)propiolamide | | | | |
| 42122-11-2 | | p-chlorophenyl 4-methylpiperazin-1-ylethynyl ketone | | | | |
| 42122-27-0 | 3-(4-溴苯基)丙炔酸甲酯 | methyl 3-(4-bromophenyl)propiolate | | | | |
| 42122-41-8 | | 1-pyrrolidino-2-propanol | | | | |
| 42122-44-1 | | methyl 3-(4-fluorophenyl)prop-2-ynoate | | | | |
| 42122-73-6 | | diethyl 5-aminoisophthalate | | | | |
| 42122-75-8 | 5-氨基-2-氯苯甲酸甲酯 | methyl 5-amino-2-chlorobenzoate | | | | |
| 42123-27-3 | 去氢鬼臼毒素 | tetradehydropodophyllotoxin | | | | |
| 42123-33-1 | 3-羟基-2-硝基苯甲醛 | 3-hydroxy-2-nitrobenzaldehyde | | | | |
| 42125-10-0 | (Z)-2-戊烯醇乙酸酯 | acetate, (Z)-2-Penten-1-ol | C7H12O2 | | | |
| 42125-46-2 | 氯甲酸-4-叔丁基环己酯 | Carbonochloridic acid, 4-(1,1-dimethylethyl) cyclohexyl ester | C11H19ClO2 | | | |
| 4213-30-3 | | malononitrile, p-(bis(2-chloroethyl)amino)benzylidene | | | | |
| 4213-31-4 | | 3-(p-(bis(2-chloroethyl)amino)phenyl)-pyruvic aci | | | | |
| 4213-32-5 | | 3-(p-(bis(2-chloroethyl)amino)phenyl)-, hydrochloride, d-alanin | | | | |
| 4213-34-7 | | 3-(m-(bis(2-chloroethyl)amino)phenyl)-, hydrochloride, dl-alanin | | | | |
| 4213-40-5 | | 2-(4-bis(2-chloroethyl)amino-2-methyl)phenylazo-benzoic aci | | | | |
| 4213-41-6 | | n,n-bis(2-chloroethyl)-2,3-dimethoxy-anilin | | | | |
| 4213-44-9 | | 4-((4-(bis(2-chloroethyl)amino)-1-methylbutyl)amino)-7-chloro-quinolin dihy | | | | |
| 4213-45-0 | | 9-(4-bis(2-chloroethyl)amino-1-methylbutylamino)-6-chloro-2-methoxy-acridin | C23H28Cl3N3O.2HCl | 541.77 | | |
| 4213-51-8 | | n-(3-bromopropionamidomethyl)-acrylamid | | | | |
| 42131-25-9 | 异壬酸异壬酯 | Isononyl Isononyl ester | | | | |
| 42131-27-1 | 异壬酸异十三烷酯 | Isononanoic acid, isotridecyl ester | C22H44O2 | | | |
| 42131-28-2 | | isostearyl lactate | | | | |
| 42131-33-9 | 1,2,4-triazol-5-one,100 μg/ml in methanol | | | | | |
| 42131-42-0 | | alpha-(1-oxooctyl)- omega -hydroxy-poly(oxy-2-ethanediyl) | | | | |
| 42131-85-1 | | 2-chloro-pent-1-ene | C5H9Cl | 104.58 | | |
| 42131-89-5 | | 2,2-dichloro-hexane | C6H12Cl2 | 155.06 | | |
| 42132-09-2 | | 3-anilino-4-ethoxycyclobut-3-ene-1,2-dione | C12H11NO3 | | | |
| 42133-45-9 | | 1,3-isobenzofurandione, polymer with 2,2-dimethyl-1,3-propanediol, 1,2-ethanedi | | | | |
| 42133-47-1 | | hexanedioic acid, polymer with 2,2-dimethyl-1,3-propanediol, 2,5-furandione and | | | | |
| 42133-48-2 | | 1,3-benzenedicarboxylic acid, polymer with 2,5-furandione, 1,6-hexanediol and 1 | | | | |
| 42134-49-6 | | (trimethylsilylpropargyl)triphenylphosphonium bromide | C24H26BrPSi | 453.43 | 158-161℃ | |
| 42134-91-8 | | 2,7-dibromo-fluoren-9-on thiosemicarbazone | | | | |
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