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    中文名称 英文名称 CAS号 化学式
    4-三氟甲基噻唑-2-羧酸 4-(trifluoromethyl)thiazole-2-carboxylic acid 944900-55-4 C5H2F3NO2S
    4-三氟甲基吲哚-3-甲醛 4-(trifluoromethyl)-1H-indole-3-carbaldehyde 959236-12-5 C10H6F3NO
    4-三氟甲基-联苯-2-羧酸甲酯 methyl 4'-(trifluoromethyl)-[1,1'-biphenyl]-2-carboxylate 91748-18-4 C15H11F3O2
    4-三氟甲基-联苯-2-甲腈 4'-(trifluoromethyl)-[1,1'-biphenyl]-2-carbonitrile 91748-21-9 C14H8F3N
    4-三氟甲基-beta-硝基苯乙烯 p-trifluoromethyl-trans-β-nitrostyrene 93628-97-8 C9H6F3NO2
    4-七氟异丙基-2-(三氟甲硫基)苯胺 4-(perfluoropropan-2-yl)-2-((trifluoromethyl)thio)aniline 917513-65-6 C10H5F10NS
    4-丁氧基-N-羟基-N-苯基苯甲酰胺 N-Phenyl-4-butoxybenzohydroxamic acid 95334-00-2 C17H19NO3
    4-丁氧基-N-(4-氯苯基)-N-羟基苯甲酰胺 N-4-Chlorophenyl-4-butoxybenzohydroxamic acid 95333-99-6 C17H18ClNO3
    4-丁氧基-6-甲基-嘧啶-2-甲腈 4-butoxy-6-methyl-pyrimidine-2-carbonitrile 99168-20-4 C10H13N3O
    4-丁氧基-3-氯-5-甲氧基苯甲酸 5-Chlor-4-butyloxy-3-methoxy-benzoesaeure 955-36-2 C12H15ClO4
    4-丁氧基-3-乙氧基苯甲醛 3-ethoxy-4-butoxy-benzaldehyde 93567-90-9 C13H18O3
    4-丁氧基-2-(2-氯乙基)苯甲酰氯 4-butoxy-2-(2-chloroethyl)benzoyl chloride 947150-18-7 C13H16Cl2O2
    4-丁基苯基6-二偶氮-5,6-二氢-5-氧代萘-1-磺酸 p-Butylphenylester der 1,2-Naphthochinondiazid-2(5)-sulfonsaeure 94349-48-1 C20H18N2O4S
    4-丁基苯基4-(反-4-丙基环己基)苯酸酯 1-Isocyanato-1-(propan-2-yl)cyclohexane 90977-96-1 C10H17NO
    4-丁基-四氢-噻喃-4-醇 4-Butyl-tetrahydro-thiopyran-4-ol 90676-76-9 C9H18OS
    4-丁基-5-甲基-3-异噁唑 4-butyl-5-methyl-3-isoxazolol 96520-39-7 C8H13NO2
    4-丁基-2-苯基-4H-1,3-恶唑-5-酮 2-phenyl-4-butyl-5-oxazalone 90656-90-9 C13H15NO2
    4-丁基-2-叔丁基苯酚 4-Butyl-2-<i>tert</i>-butyl-phenol 95970-33-5 C14H22O
    4-丁基-2,6-哌嗪二酮 4-butyl-piperazine-2,6-dione 90346-27-3 C8H14N2O2
    4-丁基-1,4-二氢-2,6-二甲基吡啶-3,5-二羧酸二叔丁酯 3,5-di(tert-butoxycarbonyl)-4-butyl-2,6-dimethyl-1,4-dihydropyridine 93942-44-0 C21H35NO4
    4-丁基-1,4-二氢-2,6-二甲基-3,5-吡啶二羧酸二乙酯 diethyl 4-butyl-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate 94266-06-5 C17H27NO4
    4-丁-3-烯-2-基-3-羟基-1-甲基喹啉-2-酮 3-hydroxy-1-methyl-4-(1-methylallyl)-quinolin-2(1H)-one 918785-22-5 C14H15NO2
    4-丁-1-烯基-吗啉 4-but-1-enyl-morpholine 94608-07-8 C8H15NO
    4-{异氰基[(4-甲基苯基)磺酰基]甲基}-1,2-二甲氧基苯 4-[ISOCYANO-(TOLUENE-4-SULFONYL)-METHYL]-1,2-DIMETHOXY-BENZENE 943614-50-4 C17H17NO4S
    4-{[（（3-氟苄基）氧基]甲基}哌啶 4-{[(3-Fluorobenzyl)oxy]methyl}piperidine 946725-20-8 C13H18FNO
    4-{[氯(羟基)铋ino]氧基}-N-(4-{[氯(羟基)铋ino](1,3-噻唑-2-基)氨基磺酰基}苯基)-4-氧代丁酰胺 Dibismuth;4-oxido-4-[4-(1,3-thiazol-2-ylazanidylsulfonyl)phenyl]iminobutanoate;dichloride;hydroxide;hydrate 93777-68-5 C13H13Bi2Cl2N3O7S2
    4-{[N-(2,2-二甲基丙酰)-L-亮氨酰]氨基}丁酸 Butanoic acid, 4-((2-((2,2-dimethyl-1-oxopropyl)amino)-4-methyl-1-oxopentyl)amino)-, (S)- 91147-50-1 C15H28N2O4
    4-{[4-（三氟甲基）嘧啶-2-基]氧基}苯甲酸 4-{[4-(trifluoromethyl)pyrimidin-2-yl]oxy}benzoic acid 914636-59-2 C12H7F3N2O3
    4-{[2-(溴甲基)苯基]磺酰基}吗啉 4-{[2-(bromomethyl)phenyl]sulfonyl}morpholine 941717-06-2 C11H14BrNO3S
    4-{[(苄氧基)羰基](甲基)氨基}丁酸 4-(((benzyloxy)carbonyl)(methyl)amino)butanoic acid 98008-66-3 C13H17NO4
    4-{[(3,4-二氟苄基)氨基]甲基}-N-(2-硝基苯基)苯甲酰胺 4-{[(3,4-difluorobenzyl)amino]methyl}-N-(2-nitrophenyl)benzamide 905818-88-4 C21H17F2N3O3
    4-{[(2,5-二氯苯基)磺酰]氨基}苯甲酸 (Dodecyl)trimethylammonium 2,2,3,3-tetrafluoropropionate 94158-60-8 C18H35F4NO2
    4-{[(1-苯并呋喃-2-基羰基)氨基]甲基}苯磺酰氯 4-{[(1-Benzofuran-2-carbonyl)amino]methyl}benzene-1-sulfonyl chloride 90141-23-4 C16H12ClNO4S
    4-{7H-吡咯并[2,3-d]嘧啶-4-基}-1H-吡唑 4-(1H-pyrazol-4-yl)-7H-pyrrolo[2,3-d]pyrimidine 952518-97-7 C9H7N5
    4-{4-[双(4-氟苯基)甲基]哌嗪}苄醇 (4-{4-[Bis(4-fluorophenyl)methyl]piperazin-1-yl}phenyl)methanol 914349-62-5 C24H24F2N2O
    4-{4-[双(4-氟苯基)甲基]哌嗪-1-基}苯胺 4-{4-[bis-(4-fluoro-phenyl)-methyl]-piperazin-1-yl}-phenylamine 914349-65-8 C23H23F2N3
    4-{4-[二(4-氟苯基)甲基]哌嗪-1-基甲基}苯胺 4-{4-[Bis(4-fluorophenyl)methyl]piperazin-1-ylmethyl}phenylamine 914349-63-6 C24H25F2N3
    4-{4-[Bis(4-氟苯基)甲基]-1-哌嗪}苯甲醛 4-{4-[Bis(4-fluorophenyl)methyl]piperazin-1-yl}benzaldehyde 914349-58-9 C24H22F2N2O
    4-{2-[4-（苄氧基）苯氧基]-乙氧基}苯甲醛 4-(2-(4-(Benzyloxy)phenoxy)ethoxy)benzaldehyde 937601-87-1 C22H20O4
    4-{(3-{二[(3-羧基丙酰)氧基]甲基}三环[5.2.1.02,6]癸-3-基)[(3-羧基丙酰)氧基]甲氧基}-4-氧代丁酸酯 (Octahydro-4,7-methano-1H-indenediyl)dimethylene hydrogen succinate 93962-79-9 C16H22O4
    4-n-boc-吗啉-3-乙酸甲酯 tert-Butyl 3-(2-methoxy-2-oxoethyl)morpholine-4-carboxylate 959246-85-6 C12H21NO5
    4-[苄基氨基]苯磺酸铵 Azane;4-(benzylamino)benzenesulfonic acid 94249-07-7 C13H16N2O3S
    4-[苄基(乙基)氨甲酰基]苯硼酸 (4-(Benzyl(ethyl)carbamoyl)phenyl)boronic acid 913835-41-3 C16H18BNO3
    4-[苄基(乙基)氨基]氯化偶氮苯 4-(N-Ethyl-N-benzyl-amino)-benzoldiazoniumchlorid 92-57-9 C15H16N3*Cl
    4-[羟基(苯基)甲基]己-4-烯-3-酮 4-[Hydroxy(phenyl)methyl]hex-4-en-3-one 918138-98-4 C13H16O2
    4-[甲基（噻吩-2-基磺酰基）氨基]丁酸 4-(N-methylthiophene-2-sulfonamido)butanoic acid 923220-10-4 C9H13NO4S2
    4-[甲基(亚硝基)氨基]丁烷-1-醇 2-(1-hydroxy-2-chloroethyl)-thiazole 943969-31-1 C5H6ClNOS
    4-[正丁基(4-甲氧基苄基)磺酰胺基]苯硼酸 4-(N-Butyl-N-(4-methoxybenzyl)sulfamoyl)phenylboronic acid 913835-97-9 C18H24BNO5S
    4-[对(二甲基氨基)苯基]二苯甲酮 (4'-(dimethylamino)biphenyl-4-yl)(phenyl)methanone 94869-73-5 C21H19NO
    4-[双[4-[双(苯基甲基)氨基]苯基]甲基]苯-1,3-二磺酸 4-(Bis(4-(bis(phenylmethyl)amino)phenyl)methyl)benzene-1,3-disulphonic acid 93982-50-4 C47H42N2O6S2