| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 3,4-二甲氧基-1,2,5-噻二唑 1,1-二氧化物 | 3,4-dimethoxy-1,2,5-thiadiazole-1,1-dioxide | 55904-83-1 | C4H6N2O4S |
| 3,4-二甲基环己烷羧酸 | 3,4-dimethyl-cyclohexanecarboxylic acid | 681448-23-7 | C9H16O2 |
| 3,4-二甲基环己-3-烯-1-羧酸 | (+/-)-3,4-dimethylcyclohex-3-ene carboxylic acid | 23182-07-2 | C9H14O2 |
| 3,4-二甲基-N-苯甲酰-DL-谷氨酸酐 | 3,4-dimethyl-N-benzoyl-DL-glutamic anhydride | 102743-18-0 | C14H15NO4 |
| 3,4-二甲基-N-苯甲酰-DL-谷氨酸 | 3,4-dimethyl-N-benzoyl-DL-glutamic acid | 102743-17-9 | C14H17NO5 |
| 3,4-二甲基-N-(4-吗啉-4-基-6-丙基-1,3,5-三嗪-2-基)苯酰胺 | Locustatachykinin Ii Protein, Locusta Migratoria | 126985-98-6 | C50H76N14O12 |
| 3,4-二甲基-4-亚硝基-2-吡唑啉-5-酮 | 3,4-dimethyl-4-nitroso-2-pyrazolin-5-one | 103248-40-4 | C5H7N3O2 |
| 3,4-二甲基-4-亚硝基-1-苯基-2-吡唑啉-5-酮 | 3,4-dimethyl-4-nitroso-1-phenyl-2-pyrazolin-5-one | 103248-41-5 | C11H11N3O2 |
| 3,4-二甲基-1H-吡唑二氢磷酸盐 | 3,4-dimethylpyrazole phosphate | 202842-98-6 | C5H8N2*H3O4P |
| 3,4-二甲基-1H-吡唑-5-羧酸乙酯 | 4,5-dimethyl-5<i>H</i>-pyrazole-3-carboxylic acid ethyl ester | 35313-50-9 | C8H12N2O2 |
| 3,4-二甲基-1-戊炔-3-基氨基甲酰基氨基甲酸酯 | allophanic acid-(1-isopropyl-1-methyl-prop-2-ynyl ester) | 109096-76-6 | C9H14N2O3 |
| 3,4-二溴-2,2-二氟-3-甲基亚丁基二乙酸酯 | 3,4-dibromo-2,2-difluoro-3-methylbutylidene diacetate | 106745-84-0 | C9H12Br2F2O4 |
| 3,4-二氯苯甘氨酸甲酯 | methyl α-amino-(3,4-dichlorobenzene) acetate | 185110-25-2 | C9H9Cl2NO2 |
| 3,4-二氯苯丙氨酸 | (S)-2-amino-3-(3,4-dichlorophenyl)propanoic acid | 52794-99-7 | C9H9Cl2NO2 |
| 3,4-二氯苯丙氨酸 | 2-amino-3-(3,4-dichlorophenyl)propionic acid | 5472-67-3 | C9H9Cl2NO2 |
| 3,4-二氯-β-羟基苯丙氨酸 | 2-Amino-3-(3,4-dichlorophenyl)-3-hydroxypropanoic acid | 64937-92-4 | C9H9Cl2NO3 |
| 3,4-二氯-N-(2,6-二氧代-四氢-吡喃-3-基)-苯甲酰胺 | 3,4-Dichloro-N-(2,6-dioxo-tetrahydro-pyran-3-yl)-benzamide | 104252-86-0 | C12H9Cl2NO4 |
| 3,4-二氯-L-苯丙氨酸甲酯盐酸盐 | methyl (S)-2-amino-3-(3,4-dichlorophenyl)propanoate hydrochloride | 173522-95-7 | C10H11Cl2NO2*ClH |
| 3,4-二氯-2,5-二氢-2,5-二氧代-1H-吡咯-1-乙酸 | (2,5-dioxo-3,4-dichloro-2,5-dihydro-1H-pyrrol-1-yl)acetic acid | 98130-71-3 | C6H3Cl2NO4 |
| 3,4-二氨基丁酸 | 3,4-diaminobutyric acid | 131530-16-0 | C4H10N2O2 |
| 3,4-二氨基-4-氧代丁酸 | isoasparagine | 498-25-9 | C4H8N2O3 |
| 3,4-二氨基-3-环丁烯-1,2-二酮 | 3,4-diamino-cyclobut-3-ene-1,2-dione | 5231-89-0 | C4H4N2O2 |
| 3,4-二氨基-2-甲基吡唑 硫酸盐 | 4,5-diamino-1-methylpyrazole sulfate | 20055-01-0 | C4H8N4*H2O4S |
| 3,4-二氧代环丁烯-1-醇钾 | 52591-22-7 | C4H2KO3 | |
| 3,4-二氧代戊酸乙酯 | 3,4-dioxo-valeric acid ethyl ester | 55130-40-0 | C7H10O4 |
| 3,4-二氢吡咯并[1,2-a]吡嗪-1(2H)-酮 | 3,4-dihydropyrrolo<1,2-a>pyrazin-1(2H)-one | 54906-42-2 | C7H8N2O |
| 3,4-二氢-N-(5-甲基-3-异恶唑基)-α-苯基-1(2H)-喹啉乙酰胺 | N-(5-methyl-1,2-oxazol-3-yl)-2-phenyl-2-(1,2,3,4-tetrahydroquinolin-1-yl)acetamide | 1031496-06-6 | C21H21N3O2 |
| 3,4-二氢-4-氧代-2H-1,2-苯并噻嗪-3-羧酸甲酯1,1-二氧化物 | 1,1,4-trioxo-1,2,3,4-tetrahydro-1λ<sup>6</sup>-benzo[<i>e</i>][1,2]thiazine-3-carboxylic acid methyl ester | 29209-29-8 | C10H9NO5S |
| 3,4-二氢-4-亚硝基-2(1H)-喹喔啉酮 | 1-nitroso-3-keto-1,2,3,4-tetrahydroquinoxaline | 53374-52-0 | C8H7N3O2 |
| 3,4-二氢-4,4-二甲基-7,8-苯并香豆素 | Sodium 2,5-dichloro-4-(4-((2-chlorophenyl)azo)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)benzenesulphonate | 94133-87-6 | C16H10Cl3N4NaO4S |
| 3,4-二氢-3-氧代-1(2H)-喹喔啉甲醛 | 4-Formyl-1,2,3,4-tetrahydro-chinoxalinon-(2) | 36002-61-6 | C9H8N2O2 |
| 3,4-二氢-3,3-二甲基-(9ci)-2(1h)-喹噁啉酮 | 3,3-dimethyl-3,4-dihydroquinoxalin-2(1H)-one | 80636-30-2 | C10H12N2O |
| 3,4-二氢-2H-吡喃-6-硼酸频那醇酯 | 2-(3,4-dihydro-2H-pyran-6-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 1025707-93-0 | C11H19BO3 |
| 3,4-二氢-2H-吡喃-5-甲醛 | 5,6-dihydro-4H-pyran-3-carbaldehyde | 25090-33-9 | C6H8O2 |
| 3,4-二氢-2H-吡喃-5-甲酸甲酯 | methyl 3,4-dihydro-2H-pyran-5-carboxylate | 86971-83-7 | C7H10O3 |
| 3,4-二氢-2H-吡唑-3-羧酸苄基酯 | 3,4-dihydro-2H-pyrazole-3-carboxylic acid benzyl ester | 1027501-63-8 | C11H12N2O2 |
| 3,4-二氢-2H-吡咯并[1,2-a]吡嗪-1-酮 | 1,4-Diazabicyclo<4.3.0>nonan-5-on | 16620-61-4 | C7H12N2O |
| 3,4-二氢-2H-吡咯-2-羧酸 | Δ<sup>1</sup>-pyrroline-5-carboxylate | 2906-39-0 | C5H7NO2 |
| 3,4-二氢-2H-吡咯-2-甲酸乙酯 | 3,4-dihydro-2<i>H</i>-pyrrole-2-carboxylic acid ethyl ester | 98431-77-7 | C7H11NO2 |
| 3,4-二氢-2H-4-苯并噁嗪-2-羧酰胺 | 3,4-dihydro-2H-benzo[b][1,4]oxazine-2-carboxamide | 13582-93-9 | C9H10N2O2 |
| 3,4-二氢-2H-1,4-噻嗪-3,5-二羧酸 | lanthionine ketimine | 86360-62-5 | C6H7NO4S |
| 3,4-二氢-2-甲基-吡咯并[1,2-a]吡嗪-1(2H)-酮 | 2-methyl-3,4-dihydropyrrolo<1,2-a>pyrazin-1(2H)-one | 54993-52-1 | C8H10N2O |
| 3,4-二氢-2-甲基-4-氧代-2H-1,2-苯并噻嗪-3-羧酸甲酯 1,1-二氧化物 | 2-methyl-3,4-dihydro-4-oxo-2H-1,2-benzothiazine-3-carboxylic acid methyl ester 1,1-dioxide | 29209-30-1 | C11H11NO5S |
| 3,4-二氢-1H-喹噁啉-2-酮 | 1,2,3,4-tetrahydroquinoxalin-2-one | 59564-59-9 | C8H8N2O |
| 3,4-二氢-1H-吡啶并[2,3-b]吡嗪-2-酮 | 3,4-dihydropyrido[2,3-b]pyrazin-2(1H)-one | 67074-78-6 | C7H7N3O |
| 3,4-二氟-DL-苯丙氨酸 | 2-amino-3-(3,4-difluorophenyl)propanoic acid | 32133-36-1 | C9H9F2NO2 |
| 3,4-二异丙基苯基二苯基磷酸酯 | 3,4-Diisopropylphenyl diphenyl phosphate | 68155-51-1 | C24H27O4P |
| 3,4-二乙酰氧基苄亚基二乙酸酯 | 1,2-diacetoxy-4-diacetoxymethyl-benzene | 65479-32-5 | C15H16O8 |
| 3,4-二乙酰氧基-5-甲基-二氢-呋喃-2-酮 | (2R,3R,4R)-2,3-di-O-acetyl-4-valerolactone | 140479-70-5 | C9H12O6 |
| 3,4-二乙酰氧基-2-甲基-丁-2-烯 | 3,4-diacetoxy-2-methyl-but-2-ene | 855233-81-7 | C9H14O4 |