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中文名称 英文名称 CAS号 化学式
3,4-二氢-3,4-二羟基菲 3,4-Dihydrophenanthrene-3,4-diol 20057-09-4 C14H12O2
3,4-二氢-3,4-二氧代-1-萘磺酸 3,4-dioxo-3,4-dihydro-naphthalene-1-sulfonic acid 2066-93-5 C10H6O5S
3,4-二氢-3,3-二苯基-1(2H)-异喹啉酮 3,3-Diphenyl-3,4-dihydro-isocarbostyril 23966-62-3 C21H17NO
3,4-二氢-3,3-二甲基-异喹啉 3,3-dimethyl-3,4-dihydroisoquinoline 28460-55-1 C11H13N
3,4-二氢-3,3-二甲基-1,2,5-噻二唑 3,3-Dimethyl-1λ,2,5-thiadiazol 24692-45-3 C4H8N2S
3,4-二氢-2H-苯并吡喃-3-基乙酸酯 3-Chromanyl acetate 27501-03-7 C11H12O3
3,4-二氢-2H-苯并[b]氧杂卓-5-醇 (±)-2,3,4,5-tetrahydro-1-benzoxepin-5-ol 20426-87-3 C10H12O2
3,4-二氢-2H-苯并[B]硫杂卓-5-酮 3,4-dihydro-2H-benzo[b]thiepin-5-one 21609-70-1 C10H10OS
3,4-二氢-2H-苯并[1,4]噁嗪-2-羧酸乙酯 ethyl 3,4-dihydro-2H-benzo [b][1,4]oxazine-2-carboxylate 22244-22-0 C11H13NO3
3,4-二氢-2H-吡喃并[2,3-b]吡啶 3,4-dihydro-2H-pyrano[2,3-b]pyridine 26267-89-0 C8H9NO
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-吡啶并[3,2-b]-1,4-噁嗪 3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine 20348-23-6 C7H8N2O
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-1,5-苯并二氧-7-羧酸 3,4-dihydro-2H-benzo[b][1,4]dioxepine-7-carboxylic acid 20825-89-2 C10H10O4
3,4-二氢-2H-1,5-苯并二氧-7-基硼酸 3,4-dihydro-2H-benzo[b][1,4]dioxepin-7-ylboronic acid 279261-89-1 C9H11BO4
3,4-二氢-2H-1,5-苯并二氧-7-基甲胺 3,4-dihydro-2H-1,5-benzodioxepine-7-methylamine 23475-00-5 C10H13NO2
3,4-二氢-2H-1,5-苯并二氧-6-甲醛 3,4-dihydro-2H-benzo[b][1,4]dioxane-6-carbaldehyde 209256-62-2 C10H10O3
3,4-二氢-2H-1,4-苯并噁嗪-6-胺 3,4-dihydro-2H-1,4-benzoxazin-6-amine 26011-57-4 C8H10N2O
3,4-二氢-2-萘甲酸 3,4-dihydronaphthalene-2-carboxylic acid 22440-38-6 C11H10O2
3,4-二氢-2-甲基硫代-4-氧代-5-嘧啶乙酸乙酯 ethyl 2-(4-hydroxy-2-(methylthio)pyrimidin-5-yl)acetate 29571-44-6 C9H12N2O3S
3,4-二氢-2-甲基吡咯并[3,2,1-jk][1,4]苯并二氮杂卓-1(2H)-酮 4,5-Dihydro-6-methylpyrrolo<3,2,1-jk><1,4>benzodiazepin-7(6H)-on 28740-85-4 C12H12N2O
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-2,4,6-三苯基-1,2,4,5-四嗪-1(2H)-基 1,3,5-triphenylverdazyl 2154-65-6 C20H17N4
3,4-二氢-1H-螺[环己烷-1,2-喹啉]-7-胺 Spiro[3,4-dihydro-1H-quinoline-2,1'-cyclohexane]-7-amine 201654-33-3 C14H20N2
3,4-二氢-1H-[1,4]恶嗪并[4,3-a]苯并咪唑10-氧化物 3,4-dihydro-1<i>H</i>-benzo[4,5]imidazo[2,1-<i>c</i>][1,4]oxazine 10-oxide 27386-34-1 C10H10N2O2
3,4-二氢-1H-[1,4]恶嗪并[4,3-a]苯并咪唑-8-胺 3,4-dihydro-1<i>H</i>-benzo[4,5]imidazo[2,1-<i>c</i>][1,4]oxazin-8-ylamine 27231-17-0 C10H11N3O
3,4-二氢-1H-2-苯并吡喃-1-乙酸 (isochroman-1-yl)acetic acid 22901-11-7 C11H12O3
3,4-二氢-1,3,4-三甲基-2(1H)-嘧啶酮硫酸盐 sulfuric acid; 1,3,4-trimethyl-4H-pyrimidin-2-one 22946-41-4 C7H14N2O5S
3,4-二氢-1,2,5-噻二唑 3,4-dihydro-1,2,5-thiadiazole 24692-44-2 C2H4N2S
3,4-二氢-1(2H)-喹啉硫代甲酰胺 3,4-dihydro-2H-quinoline-1-carbothioamide 262853-30-5 C10H12N2S
3,4-二氟苯酚 3,4-difluorophenol 2713-33-9 C6H4F2O
3,4-二氟苯乙醇 2-(3,4-difluorophenyl)ethanol 286440-92-4 C8H8F2O
3,4-二氟苯乙酸甲酯 methyl 2-(3,4-difluorophenyl)acetate 210530-71-5 C9H8F2O2
3,4-二氟苯丙酮 3,4-difluoropropiophenone 23384-72-7 C9H8F2O
3,4-二氟苯-1-碳酰肼 3,4-difluorobenzohydrazide 229957-07-7 C7H6F2N2O
3,4-二氟甲苯 3,4-difluorotoluene 2927-34-6 C7H6F2
3,4-二氟-5-三氟甲基苯甲酰胺 3,4-Difluoro-5-(trifluoromethyl)benzamide 261944-88-1 C8H4F5NO
3,4-二氟-5-三氟甲基溴苯 5-bromo-1,2-difluoro-3-(trifluoromethyl)benzene 240122-25-2 C7H2BrF5
3,4-二氟-5-三氟甲基溴苄 5-(Bromomethyl)-1,2-difluoro-3-(trifluoromethyl)benzene 239079-92-6 C8H4BrF5
3,4-二氟-5-(三氟甲基)苯甲酸 3,4-difluoro-5-(trifluoromethyl)benzoic acid 237761-76-1 C8H3F5O2
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