| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 1,2,4-噻唑并[4,3-b]苯并噻唑 | s-triazolo<3,4-b>benzothiazol | 247-92-7 | C8H5N3S |
| 1,2,4-噻唑并[4,3-a]吡啶 | [1,2,4]triazolo[4,3-a]pyridine | 274-80-6 | C6H5N3 |
| 1,2,4-噻二唑烷-3,5-二硫酮 | [1,2,4]thiadiazolidine-3,5-dithione | 20939-17-7 | C2H2N2S3 |
| 1,2,4-噻二唑 | 1,2,4-thiadiazole | 288-92-6 | C2H2N2S |
| 1,2,4-噁二唑啉-3,5-二酮 | 1,2,4-Oxadiazolidine-3,5-dione | 24603-68-7 | C2H2N2O3 |
| 1,2,4-三硫杂戊环 | 1,2,4-trithiolane | 289-16-7 | C2H4S3 |
| 1,2,4-三甲氧基-5-(2-硝基乙烯基)苯 | Benzene, 1,2,4-trimethoxy-5-(2-nitroethenyl)- | 24160-51-8 | C11H13NO5 |
| 1,2,4-三甲基蒽 | 1,2,4-trimethyl-anthracene | 20153-28-0 | C17H16 |
| 1,2,4-三甲基萘 | 1,2,4-trimethylnaphthalene | 2717-42-2 | C13H14 |
| 1,2,4-三甲基菲 | 1,2,4-Trimethyl-phenanthren | 23189-64-2 | C17H16 |
| 1,2,4-三甲基环戊烷 | 1,2,4-trimethylcyclopentane | 2815-58-9 | C8H16 |
| 1,2,4-三甲基环己烷 | 1,2,4-trimethylcyclohexane | 2234-75-5 | C9H18 |
| 1,2,4-三溴-1,1,2-三氟丁烷 | 1,2,4-tribromo-1,1,2-trifluorobutane | 2022-80-2 | C4H4Br3F3 |
| 1,2,4-三氯苯-d3 | 1,2,4-trichlorobenzene-d<sub>3</sub> | 2199-72-6 | C6H3Cl3 |
| 1,2,4-三氯-5-(2,4-二硝基苯氧基)苯 | (2,4-dinitro-phenyl)-(2,4,5-trichloro-phenyl)-ether | 22532-82-7 | C12H5Cl3N2O5 |
| 1,2,4-三氯-3-碘-5,6-二甲氧基苯 | 1,2,4-trichloro-3-iodo-5,6-dimethoxybenzene | 244037-28-3 | C8H6Cl3IO2 |
| 1,2,4-三氯-3-硝基苯 | 1,2,4-trichloro-3-nitrobenzene | 27864-13-7 | C6H2Cl3NO2 |
| 1,2,4-三氯-1,1,2-三氟癸烷 | 1,2,4-trichloro-1,1,2-trifluoro-decane | 23885-10-1 | C10H16Cl3F3 |
| 1,2,4-三氯-1,1,2-三氟丁烷 | 1,2,4-trichloro-1,1,2-trifluorobutane | 261760-97-8 | C4H4Cl3F3 |
| 1,2,4-三氮杂茂-3-酮,4-甲基-2-(1-甲基乙基)-5-硫代- | 2-isopropyl-4-methyl-5-thioxo-[1,2,4]triazolidin-3-one | 27434-11-3 | C6H11N3OS |
| 1,2,4-三氮杂茂-3-酮,2-(1-甲基乙基)-5-硫代- | 2-isopropyl-5-thioxo-[1,2,4]triazolidin-3-one | 27422-99-7 | C5H9N3OS |
| 1,2,4-三唑并[4,3-c]酞嗪-6-基肼 | 6-hydrazinyl-[1,2,4]triazolo[3,4-a]phthalazine | 21517-30-6 | C9H8N6 |
| 1,2,4-三唑并[4,3-a]嘧啶-6-甲腈,7-氨基- | 5-alpha,11-beta,17-alpha,21-Tetrahydroxy-6-beta-methylpregnane-3,20-dione 21-acetate | 28439-53-4 | C24H36O7 |
| 1,2,4-三唑[1,5-a]嘧啶 | 1-deaza-5-azapurine | 275-02-5 | C5H4N4 |
| 1,2,4-三乙基环己烷 | 1,2,4-trivinylcyclohexane | 2855-27-8 | C12H18 |
| 1,2,4-三(2-苯基乙烯基)苯 | 1,2,4-Tristyrylbenzol | 24787-39-1 | C30H24 |
| 1,2,4-1H-三氮唑,3-溴-5-甲基- | 3-bromo-5-methyl-1H-1,2,4-triazole | 26557-90-4 | C3H4BrN3 |
| 1,2,4,6-四硫杂环庚烷e | 1,2,4,6-tetrathiepane | 292-45-5 | C3H6S4 |
| 1,2,4,6-四-o-乙酰基-3-脱氧-3-氟-alpha-d-吡喃葡萄糖 | 1,2,4,6-tetra-O-acetyl-3-deoxy-3-fluoro-α-D-glucopyranose | 20409-32-9 | C14H19FO9 |
| 1,2,4,6-四-O-乙酰基-3-O-(2,3,4,6-四-O-乙酰基-beta-D-吡喃葡萄糖基)-alpha-D-吡喃葡萄糖苷 | laminarabiose octaacetate | 22551-65-1 | C28H38O19 |
| 1,2,4,6,7,9-六溴-3,8-二氯二苯并二恶英 | 1,2,4,6,7,9-Hexabrom-3,8-dichlor-p-dioxin | 2170-44-7 | C12Br6Cl2O2 |
| 1,2,4,5-环己烷四甲酸二酐 | 1,2,4,5-cyclohexanetetracarboxylic dianhydride | 2754-41-8 | C10H8O6 |
| 1,2,4,5-均苯四甲酸二酐与4,4'-二氨基二苯基醚的聚合物 | Poly(pyromellitic dianhydride-CO-4,4'-oxydianiline), amic acid | 25038-81-7 | C22H14N2O7 |
| 1,2,4,5-四碘-3,6-二甲基苯 | 2,3,5,6-Tetrajod-p-xylol | 27059-93-4 | C8H6I4 |
| 1,2,4,5-四甲氧基苯 | 1,2,4,5-tetramethoxybenzene | 2441-46-5 | C10H14O4 |
| 1,2,4,5-四甲基环己烷 | 1,2,4,5-Tetramethyl-cyclohexan | 2090-38-2 | C10H20 |
| 1,2,4,5-四甲基-1,4-环己二烯 | 1,2,4,5-tetramethyl-1,4-cyclohexadiene | 26976-92-1 | C10H16 |
| 1,2,4,5-四氯-3-甲氧基-6-硝基苯 | 2,3,5,6-tetrachloro-4-nitro-anisole | 2438-88-2 | C7H3Cl4NO3 |
| 1,2,4,5-四氯-3,6-二(三氯甲基)苯 | 1,4-bis(trichloromethyl)-2,3,5,6-tetrachlorobenzene | 2142-35-0 | C8Cl10 |
| 1,2,4,5-四氢-苯并[d]氮杂卓-3-羧酸甲酯 | 1,2,4,5-tetrahydro-benzo[<i>d</i>]azepine-3-carboxylic acid methyl ester | 27912-16-9 | C12H15NO2 |
| 1,2,4,5-四氢-3H-3-苯并氮杂卓-3-甲酰氯 | 1,2,4,5-Tetrahydro-3H-3-benzazepine-3-carbonyl chloride | 21856-18-8 | C11H12ClNO |
| 1,2,4,5-四氟-3-甲氧基-6-乙烯基苯 | 2,3,5,6-Tetrafluoro-4-methoxystyrol | 29551-55-1 | C9H6F4O |
| 1,2,4,5-四氟-3-亚硝基苯 | 2,3,5,6-tetrafluoronitrosobenzene | 2010-64-2 | C6HF4NO |
| 1,2,4,5-四氟-3-丙-2-烯基-6-(三氟甲基)苯 | 1-allyl-2,3,5,6-tetrafluoro-4-trifluoromethylbenzene | 253882-74-5 | C10H5F7 |
| 1,2,4,5-四氟-3-(全氟丙烷-2-基)-6-(三氟甲基)苯 | perfluoro-para-cymene | 20017-49-6 | C10F14 |
| 1,2,4,5-四嗪-3,6-二羧酸二甲酯 | 1,2,4,5-tetrazine-3,6-dicarboxylic acid dimethyl ester | 2166-14-5 | C6H6N4O4 |
| 1,2,4,5-四嗪 | s-Tetrazine | 290-96-0 | C2H2N4 |
| 1,2,4,5-四(氯甲基)苯 | 1,2,4,5-tetra(chloromethyl)benzene | 2206-83-9 | C10H10Cl4 |
| 1,2,3-苯并恶二唑 | aza-benzoxazole | 273-59-6 | C6H4N2O |
| 1,2,3-苯并噻二唑-5-羧酸甲酯 | 5-(Carbomethoxy)-1,2,3-benzothiadiazole | 23616-15-1 | C8H6N2O2S |