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    中文名称 英文名称 CAS号 化学式
    1-(4,5-二氢-噻唑-2-基)-乙酮肟 1-(4,5-dihydro-thiazol-2-yl)-ethanone oxime 37112-89-3 C5H8N2OS
    1-(4,5-二氢-3H-吡唑-3-基)乙酮 1-(4,5-dihydro-3H-pyrazol-3-yl)ethanone 73052-12-7 C5H8N2O
    1-(4,5-二氢-2-恶唑基)-2-丙酮 1-(4,5-dihydrooxazol-2-yl)propan-2-one 13670-39-8 C6H9NO2
    1-(4,5-二氢-2-噻唑基)-1-丁酮 2-Butyrylthiazolin 37112-96-2 C7H11NOS
    1-(4,5-二氢-2-噻唑)-3-氮杂丁烷硫醇 3-mercapto-1-(1,3-thiazolin-2-yl)azetidine hydrochloride 161715-38-4 C6H10N2S2
    1-(4,5-二氢-2-呋喃基)-1-丁醇 1-(Oxolan-2-yl)butan-1-one 100113-53-9 C8H14O2
    1-(4,5-二氢-1H-咪唑-2-基-(1H-吲哚-3-基甲基)氨基)丁烷-1-醇氢碘酸盐 1-[4,5-dihydro-1H-imidazol-2-yl(1H-indol-3-ylmethyl)amino]butan-1-ol;hydron;iodide 77587-70-3 C16H22N4O*HI
    1-(4,5-二氢-1H-咪唑-2-基)肼 2-hydrazinyl-4,5-dihydro-1H-imidazole 51420-32-7 C3H8N4
    1-(4,5-二氢-1H-咪唑-2-基)-3,5-二甲基-1H-吡唑氢溴酸 2-(3,5-dimethylpyrazolyl)-4,5-dihydroimidazole hydrobromide 132369-02-9 BrH*C8H12N4
    1-(4,5-二氢-1,2-噻唑-3-基)哌嗪 1-(4,5-Dihydro-1,2-thiazol-3-yl)piperazine 118879-86-0 C7H13N3S
    1-(4,5-二乙基-2-甲基-1-环戊烯-1-基)乙酮 Ethanone, 1-(4,5-diethyl-2-methyl-1-cyclopenten-1-yl)- 62338-24-3 C12H20O
    1-(4,5,6-三甲氧基-2,3-二氢-1H-茚-1-基)甲胺 C-(4,5,6-trimethoxyindan-1-yl)methanamine 890309-51-0 C13H19NO3
    1-(4,5,6-三甲氧基-1-苯并呋喃-2-基)乙酮 2-acetyl-4,5,6-trimethoxybenzofuran 97094-18-3 C13H14O5
    1-(4,5,6,7-四氢吡唑并[1,5-a]吡啶-3-基)乙酮 1-(4,5,6,7-tetrahydropyrazolo[1,5-a]pyridin-3-yl)-ethanone 126571-48-0 C9H12N2O
    1-(4,5,6,7-四氢-2-氧杂卓基)乙酮 2-acetyl-4,5,6,7-tetrahydro-oxepin 138611-43-5 C8H12O2
    1-(4,5,6,7-四氢-1-苯并呋喃-2-基)乙酮 2-acetyl-4,5,6,7-tetrahydrobenzo[b]furan 120085-89-4 C10H12O2
    1-(4,4-二苯基-3-丁烯基)-1,2,5,6-四氢-3-吡啶羧酸 SKF 100330A 85375-88-8 C22H23NO2
    1-(4,4-二苯基-3-丁烯-1-基)-3-哌啶羧酸 N-(4,4-diphenyl-3-butenyl)-3-piperidinecarboxylic acid 85375-85-5 C22H25NO2
    1-(4,4-二苯基-3-丁烯)-3-哌啶羧酸盐酸盐 SKF 89976A 85375-15-1 C22H25NO2*ClH
    1-(4,4-二甲基环己基)-3-(2-氟乙基)脲 N-<2-Fluor-aethyl>-N'-<4,4-dimethyl-cyclohexyl>-harnstoff 33021-79-3 C11H21FN2O
    1-(4,4-二甲基戊-1-烯-3-基)-4-甲氧基苯 1-(4,4-dimethylpent-1-en-3-yl)-4-methoxybenzene 106175-51-3 C14H20O
    1-(4,4-二甲基哌嗪-4-鎓-1-基)-2-[2-(4,4-二甲基哌嗪-4-鎓-1-基)-2-氧代乙基]二硫基乙酮二碘化物 Dithiobis(N,N-dimethyl-4-acetylpiperazinium), diiodide 145707-16-0 C16H32I2N4O2S2
    1-(4,4-二甲基-4,5-二氢-1,3-恶唑-2-基)乙醇 2-(2-hydroxyethyl)-4,4-dimethyl-2-oxazoline 86354-10-1 C7H13NO2
    1-(4,4-二甲基-2-羰基环戊基)-5-(羟甲基)-3-氧杂二环[4.2.0]辛-5,7-二烯-4-酮 1-(4,4-Dimethyl-2-oxo-cyclopentyl)-5-(hydroxymethyl)-3-oxabicyclo(4.2.0)octa-5,7-dien-4-one 18885-59-1 C15H18O4
    1-(4,4-二甲基-2,3-二氢-1H-萘-1-基)丙-1-酮 1,1-dimethyl-4-propionyl-tetralin 74499-60-8 C15H20O
    1-(4,4-二甲基-1-苯基戊-2-炔基)哌啶 N-(4,4-dimethyl-1-phenyl-2-pentynyl)piperidine 1039186-58-7 C18H25N
    1-(4,4-二甲基-1-环戊烯基)-1-羟基-2-丙烯 1-(4,4-dimethyl-1-cyclopentenyl)-1-hydroxy-2-propene 87802-42-4 C10H16O
    1-(4,4-二甲基-1-环戊烯-1-基)乙酮 1-(4,4-dimethyl-1-cyclopenten-1-yl)ethanone 73011-50-4 C9H14O
    1-(4,4-二甲基-1-哌啶基)乙酮 1-acetyl-4,4-dimethylpiperidine 82679-31-0 C9H17NO
    1-(4,4-二甲基-1,5-环己二烯-1-基)乙酮 2-Acetyl-5,5-dimethylcyclohexadien-1,3 99172-21-1 C10H14O
    1-(4,4-二氟环己基)乙酮 1-(4,4-difluorocyclohexyl)ethan-1-one 121629-16-1 C8H12F2O
    1-(4,4-二氟-1-哌啶基)-2,2,2-三氟乙烷酮 N-Trifluoracetyl-4,4-difluoropiperidin 65220-85-1 C7H8F5NO
    1-(4,4-二噻吩-2-基丁-3-烯-2-基)哌啶 (+/-)-1-(1-methyl-3,3-di-[2]thienyl-allyl)-piperidine 54160-31-5 C17H21NS2
    1-(4,4-二乙氧基丁基)哌啶-2-酮 1-(4,4-diethoxy-butyl)-2-piperidone 62967-70-8 C13H25NO3
    1-(4,4-二乙氧基丁基)-2-甲基-4,5,6,7-四氢吲哚 1H-Indole, 1-(4,4-diethoxybutyl)-4,5,6,7-tetrahydro-2-methyl- 827019-56-7 C17H29NO2
    1-(4,4-二(4-氟苯基)丁基)-4-(4-氟苯氧基)-1,2,3,6-四氢吡啶 1-[4,4-Bis-(4-fluoro-phenyl)-butyl]-4-(4-fluoro-phenoxy)-1,2,3,6-tetrahydro-pyridine; compound with (2R,3R)-2,3-dihydroxy-succinic acid 69768-54-3 C4H6O6*C27H26F3NO
    1-(4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷-2-基)-3-氮杂双环[4.1.0]庚烷-3-羧酸叔丁酯 tert-butyl 1-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3-azabicyclo[4.1.0]heptane-3-carboxylate 2095495-26-2 C17H30BNO4
    1-(4,4,5,5,6,6,7,7,8,8,9,9,9-十三氟壬酰)-2,5-吡咯烷二酮 1-(4,4,5,5,6,6,7,7,8,8,9,9,9-Tridecafluoro-1-oxononyl)-2,5-pyrrolidinedione 932710-51-5 C13H8F13NO3
    1-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-十七氟十一碳酰)-2,5-吡咯烷二酮 2,5-dioxopyrrolidine-1-yl 4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-heptadecafluoroundecanoate 852527-45-8 C15H8F17NO4
    1-(4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,11-十七氟十一烷基)-3,1-苯并噁嗪-2,4(1H)-二酮 1-[3-(Perfluorooctyl)propyl]-3,1-benzoxazine-2,4(1H)-dione 544418-04-4 C19H10F17NO3
    1-(4,4,4-三氟-3-羟基丁基)-4-哌啶羧酸乙酯 Ethyl 1-(4,4,4-trifluoro-3-hydroxybutyl)piperidine-4-carboxylate 215657-77-5 C12H20F3NO3
    1-(4,4,4-三氟-3-氧代-1-丁烯)-吡咯烷-2-羧酸 (2S)-1-[(E)-4,4,4-trifluoro-3-oxo-1-butenyl]tetrahydro-1H-2-pyrrolecarboxylic acid 133992-80-0 C9H10F3NO3
    1-(4,4'-二氯二苯甲基)哌嗪 1-(4,4'-dichloro-benzhydryl)-piperazine 27469-61-0 C17H18Cl2N2
    1-(4'-苯基-2'-噻唑基)-3-(2-氯乙基)脲 1-(4'-phenyl-2'-thiazolyl)-3-(2-chloroethyl)urea 10560-70-0 C12H12ClN3OS
    1-(4'-羟基苯基)-1,3-二氢异苯并呋喃-5,7-二醇 1-(4'-hydroxyphenyl)-1,3-dihydroisobenzofuran-5,7-diol 1035080-09-1 C14H12O4
    1-(4'-羟基丁基)-2,3,4,5-四甲氧基-6-甲基苯 1-(4'-Hydroxybutyl)-2,3,4,5-tetramethoxy-6-methylbenzene 80810-55-5 C15H24O5
    1-(4'-磺酸基苯基)-3-羧酸乙酯基-5-吡唑啉酮钠盐 Sodium 4-(3-(ethoxycarbonyl)-5-oxo-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonate 20514-27-6 C12H11N2NaO6S
    1-(4'-硝基苯基)吡咯烷-2-硫酮 1-(4'-nitrophenyl)pyrrolidin-2-thione 58973-27-6 C10H10N2O2S
    1-(4'-硝基苯基)丙-2-烯-1-酮 1-(4-nitrophenyl)prop-2-en-1-one 22731-72-2 C9H7NO3
    1-(4'-硝基苯基)-3-戊酮 1-(4'-nitrophenyl)-3-pentanone 1022991-14-5 C11H13NO3