| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 3,4-二亚甲基芘 | 3,4-dihydrocyclopenta<c,d>pyrene | 25732-74-5 | C18H12 |
| 3,4-二乙酰基-3-己烯-2,5-二酮 | 3,4-diacetylhex-3-ene-2,5-dione | 27871-55-2 | C10H12O4 |
| 3,4-二乙氧基苯甲醛 | 3,4-diethoxybenzaldehyde | 2029-94-9 | C11H14O3 |
| 3,4-二乙氧基苯乙腈 | 2-(3,4-diethoxyphenyl)-acetonitrile | 27472-21-5 | C12H15NO2 |
| 3,4-二乙氧基甲苯 | 3,4-diethoxy-toluene | 2612-56-8 | C11H16O2 |
| 3,4-二乙基-2,5-呋喃二酮 | 2,3-diethylmaleic anhydride | 28843-39-2 | C8H10O3 |
| 3,4-二乙基-1H-吡咯-2-羧酸乙酯 | (3,4-difluorophenyl)carbamic acid ethyl ester | 2145-85-9 | C9H9F2NO2 |
| 3,4-二[(三甲基硅烷基)氧基]二氢-2(3H)-呋喃酮 | L-threonic acid-4-lactone | 21730-93-8 | C4H6O4 |
| 3,4-二[(2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-十五氟-1-氧代辛基)氨基]苯磺酰氯 | 3,4-Bis((2,2,3,3,4,4,5,5,6,6,7,7,8,8,8-pentadecafluoro-1-oxooctyl)amino)benzenesulphonyl chloride | 24216-05-5 | C22H5ClF30N2O4S |
| 3,4-二(亚甲基)环戊酮 | 3,4-Dimethylencyclopentanon | 27646-73-7 | C7H8O |
| 3,4-乙撑基二氧甲醛噻吩 | 3,4-ethylenedioxythiophene-2-carboxaldehyde | 204905-77-1 | C7H6O3S |
| 3,4-丙烯二氧吡咯 | 3,4-propylenedioxypyrrole | 259737-86-5 | C7H9NO2 |
| 3,4-(亚甲基二氧)苯丙酮 | 3,4-methylenedioxypropiophenone | 28281-49-4 | C10H10O3 |
| 3,4-(亚甲二氧基)苦杏仁酸 | 3,4-(methylenedioxy)mandelic acid | 27738-46-1 | C9H8O5 |
| 3,4-(亚甲二氧)肉桂酸 | 3,4-(methylenedioxy)cinnamic acid | 2373-80-0 | C10H8O4 |
| 3,4-(2′,2′-二乙基丙烯)二氧噻吩 | 3,4-(2,2-diethylpropane-1,3-diyldioxy)thiophene | 259139-19-0 | C11H16O2S |
| 3,4-(2,2-二甲基丙烯二氧基)噻吩 | 3,3-dimethyl-3,4-dihydro-2H-thieno[3,4-b][1,4]dioxepine | 255901-50-9 | C9H12O2S |
| 3,4,8-三甲基-7-(2-氧代丙氧基)-2H-苯并吡喃-2-酮 | 3,4,8-trimethyl-7-(2-oxopropoxy)-2H-chromen-2-one | 21861-39-2 | C15H16O4 |
| 3,4,8-三甲基-3H-咪唑并[4,5-F]喹喔啉-2-胺-2-14C | 2-Amino-3,4,8-trimethyl-3H-imidazo[4,5-f]quinoxaline-2-14C | 210100-52-0 | C12H13N5 |
| 3,4,8-三氯-喹啉 | 3,4,8-Trichlorchinolin | 25771-77-1 | C9H4Cl3N |
| 3,4,7-三羟基黄酮 | 3',4',7-trihydroxyflavone | 2150-11-0 | C15H10O5 |
| 3,4,6-三甲氧基-DL-苯丙氨酸 | (+/-)-3-<2,4,5-Trimethoxy-phenyl>-alanin | 23358-63-6 | C12H17NO5 |
| 3,4,6-三甲基三唑并[4,5-e]嘧啶-5,7-二酮 | 3,4,6-trimethyl-5,7-dioxo-4,5,6,7-tetrahydro-1,2,3-triazolo<4,5-d>pyrimidine | 2278-16-2 | C7H9N5O2 |
| 3,4,6-三甲基-1-苯并呋喃 | 3,4,6-trimethyl-benzofuran | 25826-59-9 | C11H12O |
| 3,4,6-三氯环己-3,5-二烯-1,2-二酮 | N-(2,4-Dichlorophenacyl)imidazole nitrate | 24155-29-1 | C11H9Cl2N3O4 |
| 3,4,6,7-四氢吡咯并(3,2,1-jk)(1,4)苯并二氮杂卓-1(2H)-酮 | 1,2,4,5-Tetrahydropyrrolo<3,2,1-jk><1,4>-benzodiazepin-7(6H)-on | 28740-77-4 | C11H12N2O |
| 3,4,5-混杀威 | 3,4,5-trimethacarb | 2686-99-9 | C11H15NO2 |
| 3,4,5-三苯基异恶唑 | triphenylizoxazole | 22020-72-0 | C21H15NO |
| 3,4,5-三羟基苯甲醛 一水合物 | 3,4,5-trihydroxybenzaldehyde monohydrate | 207742-88-9 | C7H6O4*H2O |
| 3,4,5-三碘苯甲酸 | 3,4,5-triiodobenzoic acid | 2338-20-7 | C7H3I3O2 |
| 3,4,5-三碘苯甲酰氯 | 3,4,5-triiodobenzoyl chloride | 22205-68-1 | C7H2ClI3O |
| 3,4,5-三甲苯甲酸 | 2,3,5-trimethyl-benzoic acid | 2437-66-3 | C10H12O2 |
| 3,4,5-三甲氧基苯胺 | 3,4,5-Trimethoxyaniline | 24313-88-0 | C9H13NO3 |
| 3,4,5-三甲氧基苯硼酸频那醇酯 | 4,4,5,5-tetramethyl-2-(3,4,5-trimethoxyphenyl)-1,3,2-dioxaborolane | 214360-67-5 | C15H23BO5 |
| 3,4,5-三甲氧基肉桂酸 | (E)-3,4,5-trimethoxy-cinnamic acid | 20329-98-0 | C12H14O5 |
| 3,4,5-三甲氧基-N-(1,2,3,4-四氢-2-甲基异喹啉-5-基)苯甲酰胺 | 3,4,5-trimethoxy-<i>N</i>-(2-methyl-1,2,3,4-tetrahydro-isoquinolin-5-yl)-benzamide | 27461-31-0 | C20H24N2O4 |
| 3,4,5-三甲基肉桂酸甲酯 | methyl 3,4,5-trimethoxycinnamate | 20329-96-8 | C13H16O5 |
| 3,4,5-三甲基庚烷 | 3,4,5-trimethyl-heptane | 20278-89-1 | C10H22 |
| 3,4,5-三甲基吡啶 | 3,4,5-trimethylpyridine | 20579-43-5 | C8H11N |
| 3,4,5-三甲基吡咯-2-甲基乙酯 | 2-(ethoxycarbonyl)-3,4,5-trimethylpyrrole | 2199-46-4 | C10H15NO2 |
| 3,4,5-三甲基-4,5-二氢-1H-吡唑 | 3,4,5-Trimethyl-Δ<sup>2</sup>-pyrazolin | 22591-95-3 | C6H12N2 |
| 3,4,5-三甲基-1H-吡咯-2-羧醛 | 3,4,5-trimethyl-1H-pyrrole-2-carbaldehyde | 27226-50-2 | C8H11NO |
| 3,4,5-三甲基-1,3-噻唑-2-硫酮 | 3,4,5-Trimethyl-Δ<sup>4</sup>-thiazolinthion-(2) | 21364-38-5 | C6H9NS2 |
| 3,4,5-三溴邻苯二酚 | 3,4,5-tribromocatechol | 2747-17-3 | C6H3Br3O2 |
| 3,4,5-三溴吡啶 | 3,4,5-tribromopyridine | 2457-48-9 | C5H2Br3N |
| 3,4,5-三氯溴苯 | 5-bromo-1,2,3-trichlorobenzene | 21928-51-8 | C6H2BrCl3 |
| 3,4,5-三氯噻吩-2-羰基氯 | 3,4,5-Trichlorothien-2-carboxylic acid chloride | 24422-15-9 | C5Cl4OS |
| 3,4,5-三氯噻吩-2-羧酸 | 3,4,5-trichlorothiophene-2-carboxylic acid | 26020-48-4 | C5HCl3O2S |
| 3,4,5-三氯-2-吡啶羧酰胺 | 3,4,5-trichloro-pyridine-2-carboxylic acid amide | 202192-84-5 | C6H3Cl3N2O |
| 3,4,5-三氯-2,6-二甲基吡啶 | 3,4,5-Trichloro-2,6-dimethylpyridine | 28597-08-2 | C7H6Cl3N |