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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-Chlor-2,5-dimethoxyanilinofumarsaeuredimethylester 51793-00-1 C14H16ClNO6
    4-Chlor-2,5-dimethoxyanilinofumarsaeuredimethylester
    —— 4-Propylphenyl 4-[[(trans-4-ethylcyclohexyl)carbonyl]oxy]benzoate 1185314-22-0 C25H30O4
    4-Propylphenyl 4-[[(trans-4-ethylcyclohexyl)carbonyl]oxy]benzoate
    —— 4-Amino-1,3-(dioxydiethylen-bis-diethylamin)-benzol 51411-72-4 C18H33N3O2
    4-Amino-1,3-(dioxydiethylen-bis-diethylamin)-benzol
    —— 4-Hydroxy-3-[(5-hydroxy-naphthalen-1-yl)-propyl-amino]-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one 491826-44-9 C29H33NO5
    4-Hydroxy-3-[(5-hydroxy-naphthalen-1-yl)-propyl-amino]-6-[2-(4-hydroxy-phenyl)-ethyl]-6-isopropyl-5,6-dihydro-pyran-2-one
    —— (4,4-dimethylcyclohexyl)[(4-{[2-(trifluoromethyl)-1H-benzimidazol-5-yl]oxy}phenyl)methyl]amine trifluoroacetate 934765-12-5 C2HF3O2*C23H26F3N3O
    (4,4-dimethylcyclohexyl)[(4-{[2-(trifluoromethyl)-1H-benzimidazol-5-yl]oxy}phenyl)methyl]amine trifluoroacetate
    —— 4,8-diphenyl-1,3,4a,7a-tetrahydro-5H-furo[3,4-f]isoindole-5,7(6H)-dione 1046132-04-0 C22H17NO3
    4,8-diphenyl-1,3,4a,7a-tetrahydro-5H-furo[3,4-f]isoindole-5,7(6H)-dione
    —— 4-methylthiobenzyl-4-methylthiobenzaldimine 17224-29-2 C15H15NS2
    4-methylthiobenzyl-4-methylthiobenzaldimine
    —— (4S,5S)-diisopropyl-2-((1S,2S)-2-(acetoxymethyl)cyclopropyl)-1,3-dioxoline-4,5-dicarboxylate 1411940-90-3 C17H26O8
    (4S,5S)-diisopropyl-2-((1S,2S)-2-(acetoxymethyl)cyclopropyl)-1,3-dioxoline-4,5-dicarboxylate
    —— 4,5-dichloro-1-methyl-6-nitro-2-trifluoromethyl-1<i>H</i>-benzoimidazole 19517-24-9 C9H4Cl2F3N3O2
    4,5-dichloro-1-methyl-6-nitro-2-trifluoromethyl-1<i>H</i>-benzoimidazole
    —— 4,10-Diiodo-7-(3,4,5-tridodecoxyphenyl)-3,11-dithia-7-azatricyclo[6.3.0.02,6]undeca-1(8),2(6),4,9-tetraene 1222450-39-6 C50H79I2NO3S2
    4,10-Diiodo-7-(3,4,5-tridodecoxyphenyl)-3,11-dithia-7-azatricyclo[6.3.0.02,6]undeca-1(8),2(6),4,9-tetraene
    —— 4-(3-bromo-phenoxy)-6,7-dimethoxy-cinnoline 54682-29-0 C16H13BrN2O3
    4-(3-bromo-phenoxy)-6,7-dimethoxy-cinnoline
    —— 4-<(4,6-Dimethyl-pyrimidyl-2)-amino>-1,2-dihydro-naphthalin 23951-68-0 C16H17N3
    4-<(4,6-Dimethyl-pyrimidyl-2)-amino>-1,2-dihydro-naphthalin
    —— 4-Diethoxy-<D>methyl-2-diethoxymethyl-pyridin 23504-51-0 C15H25NO4
    4-Diethoxy-<D>methyl-2-diethoxymethyl-pyridin
    —— ((4S,5S)-5-Butyl-4-hydroxy-2-methoxy-tetrahydro-furan-2-yl)-acetic acid methyl ester 34565-35-0 C12H22O5
    ((4S,5S)-5-Butyl-4-hydroxy-2-methoxy-tetrahydro-furan-2-yl)-acetic acid methyl ester
    —— 4-(6-chloro-1,3-dimethyl-2-oxo-2,3-dihydro-1<i>H</i>-benzoimidazol-5-yl)-pentanoic acid 21286-95-3 C14H17ClN2O3
    4-(6-chloro-1,3-dimethyl-2-oxo-2,3-dihydro-1<i>H</i>-benzoimidazol-5-yl)-pentanoic acid
    —— 4-(2,6-diethyl-4'-methoxy-5-methyl-biphenyl-3-yl)-morpholine 28455-34-7 C22H29NO2
    4-(2,6-diethyl-4'-methoxy-5-methyl-biphenyl-3-yl)-morpholine
    —— 4-n-Pentyloxyphenyldiazenecarboxylic Acid N,N-Dimethylamid 35987-72-5 C14H21N3O2
    4-n-Pentyloxyphenyldiazenecarboxylic Acid N,N-Dimethylamid
    —— (4aR,6aS,6bR,8aS)-6b-Acetyl-4a,6a-dimethyl-7-methylene-3,4,4a,4b,5,6,6a,6b,7,8,8a,9,9a,9b,10,11-hexadecahydro-cyclobuta[3,4]cyclopenta[1,2-a]phenanthren-2-one 21876-73-3 C24H32O2
    (4aR,6aS,6bR,8aS)-6b-Acetyl-4a,6a-dimethyl-7-methylene-3,4,4a,4b,5,6,6a,6b,7,8,8a,9,9a,9b,10,11-hexadecahydro-cyclobuta[3,4]cyclopenta[1,2-a]phenanthren-2-one
    —— 4-Diethylamino-8-phenyl-chinolin-3-carbonsaeure-ethylester 31588-97-3 C22H24N2O2
    4-Diethylamino-8-phenyl-chinolin-3-carbonsaeure-ethylester
    —— (4aR,6R,7R,8S,8aS)-6,7,8-Trimethoxy-2-methyl-hexahydro-pyrano[3,2-d][1,3]dioxine-2-carboxylic acid methyl ester 138921-50-3 C13H22O8
    (4aR,6R,7R,8S,8aS)-6,7,8-Trimethoxy-2-methyl-hexahydro-pyrano[3,2-d][1,3]dioxine-2-carboxylic acid methyl ester
    —— 4-[3-(<i>N</i>-methyl-<i>N</i>'-phenyl-hydrazino)-butyl]-morpholine 40155-93-9 C15H25N3O
    4-[3-(<i>N</i>-methyl-<i>N</i>'-phenyl-hydrazino)-butyl]-morpholine
    —— 4-(2-phenoxy-ethyl)-1(3),4,6,7-tetrahydro-imidazo[1,2-<i>a</i>]purin-9-one 68020-51-9 C15H15N5O2
    4-(2-phenoxy-ethyl)-1(3),4,6,7-tetrahydro-imidazo[1,2-<i>a</i>]purin-9-one
    —— 4''-Desoxygentamicin 51587-74-7 C21H43N5O6
    4''-Desoxygentamicin
    —— 4-[2-(4-Methoxy-phenyl)-1,1-dimethyl-butyl]-pyridine 3611-03-8 C18H23NO
    4-[2-(4-Methoxy-phenyl)-1,1-dimethyl-butyl]-pyridine
    —— 4-Chloro-3-(4-hydroxy-3-methoxy-benzylamino)-5-sulfamoyl-benzoic acid 30064-92-7 C15H15ClN2O6S
    4-Chloro-3-(4-hydroxy-3-methoxy-benzylamino)-5-sulfamoyl-benzoic acid
    —— 4,6-dimethyl-5-phenyl-2-[4-(3,3,3-triphenyl-propyl)-piperazin-1-yl]-pyrimidine 36478-02-1 C37H38N4
    4,6-dimethyl-5-phenyl-2-[4-(3,3,3-triphenyl-propyl)-piperazin-1-yl]-pyrimidine
    —— 4-Hydroxy-6-(2-phenoxy-ethoxy)-quinoline-3-carboxylic acid 35975-98-5 C18H15NO5
    4-Hydroxy-6-(2-phenoxy-ethoxy)-quinoline-3-carboxylic acid
    —— 4-Carbethoxy-2-chloro-5-nitro-6-n-propylnicotinonitril 35805-90-4 C12H12ClN3O4
    4-Carbethoxy-2-chloro-5-nitro-6-n-propylnicotinonitril
    —— {(4-CH3-C5H4N)(C5H5N)BH2}PF6 22638-66-0 C11H14BN2*F6P
    {(4-CH3-C5H4N)(C5H5N)BH2}PF6
    —— 4-Brom-1-(α-sulfo-butyroylamino)-anthrachinon 52026-01-4 C18H14BrNO6S
    4-Brom-1-(α-sulfo-butyroylamino)-anthrachinon
    —— 4-Methoxy-benzenesulfinic acid (2,4,6-trimethyl-phenyl)-amide 32110-39-7 C16H19NO2S
    4-Methoxy-benzenesulfinic acid (2,4,6-trimethyl-phenyl)-amide
    —— 4-Chlor-3,5-dimethylphenoxyessigsaeure-5'-thymidylester 38559-68-1 C20H23ClN2O7
    4-Chlor-3,5-dimethylphenoxyessigsaeure-5'-thymidylester
    —— 4-Anthracen-9-ylpent-4-enoic acid 1415507-57-1 C19H16O2
    4-Anthracen-9-ylpent-4-enoic acid
    —— 4-(sec-butyl)picolinic acid 99075-61-3 C10H13NO2
    4-(sec-butyl)picolinic acid
    —— 4-diethylamino-1,2,6-trimethyl-1-λ3-phospha-4-bora-2,5-cyclohexadiene 87367-41-7 C11H21BNP
    4-diethylamino-1,2,6-trimethyl-1-λ3-phospha-4-bora-2,5-cyclohexadiene
    —— 4-Chloromethyl-7-nitro-benzo[1,2,5]thiadiazole 191996-19-7 C7H4ClN3O2S
    4-Chloromethyl-7-nitro-benzo[1,2,5]thiadiazole
    —— 4-[4-chloro-2-(1-hydroxy-1-ethyl)phenyl]-5-methyl-2-[N-(dicyclopropylmethyl)-N-propylamino]thiazole 166525-10-6 C22H29ClN2OS
    4-[4-chloro-2-(1-hydroxy-1-ethyl)phenyl]-5-methyl-2-[N-(dicyclopropylmethyl)-N-propylamino]thiazole
    —— 4-[3’-(1''H-imidazol-1''-yl)phenyl]-8-[3'''-(trimethylstannyl)phenyl]-2,3-dihydro-1H-1,5-benzodiazepin-2-one 1453394-00-7 C27H26N4OSn
    4-[3’-(1''H-imidazol-1''-yl)phenyl]-8-[3'''-(trimethylstannyl)phenyl]-2,3-dihydro-1H-1,5-benzodiazepin-2-one
    —— 4,4'-Difluoro-2,9-dimethyldibenzo<c,f><1,2>diazepin-11-one-5,6-dioxide 84658-98-0 C15H10F2N2O3
    4,4'-Difluoro-2,9-dimethyldibenzo<c,f><1,2>diazepin-11-one-5,6-dioxide
    —— 4-<4>Pyridylmethylenhydrazino-1,3-dimethyl-uracil 25696-82-6 C12H13N5O2
    4-<4>Pyridylmethylenhydrazino-1,3-dimethyl-uracil
    —— 4-[2-(2-Methyl-4-nitro-phenylazo)-phenylsulfanyl]-benzene-1,3-diol 41882-02-4 C19H15N3O4S
    4-[2-(2-Methyl-4-nitro-phenylazo)-phenylsulfanyl]-benzene-1,3-diol
    —— (4.6-Dichlor-hexyl)-malonsaeure-diethylester 22278-27-9 C13H22Cl2O4
    (4.6-Dichlor-hexyl)-malonsaeure-diethylester
    —— 4-Nitro-benzoic acid (S)-4-{4-[(2,4-dinitro-phenyl)-hydrazono]-butyl}-2,2,3-trimethyl-cyclohex-3-enyl ester 29738-50-9 C26H29N5O8
    4-Nitro-benzoic acid (S)-4-{4-[(2,4-dinitro-phenyl)-hydrazono]-butyl}-2,2,3-trimethyl-cyclohex-3-enyl ester
    —— 4-[3-(1,2-Diselena-5-aza-3-azanidacyclopent-4-en-4-yl)phenyl]-1,2,3,5-diselenadiazol-1-ium 133042-89-4 C8H4N4Se4
    4-[3-(1,2-Diselena-5-aza-3-azanidacyclopent-4-en-4-yl)phenyl]-1,2,3,5-diselenadiazol-1-ium
    —— 4-(4-chlorophenyl)-4-bromo-1-butene 134619-72-0 C10H10BrCl
    4-(4-chlorophenyl)-4-bromo-1-butene
    —— 4-[(3-Methylphenyl)amino]-6-[(2-methoxyethyl)amino]pyrimido[5,4-d]pyrimidine 176637-37-9 C16H18N6O
    4-[(3-Methylphenyl)amino]-6-[(2-methoxyethyl)amino]pyrimido[5,4-d]pyrimidine
    —— 4-morpholin-4-yl-1-naphthalen-1-yloxy-butan-2-ol 59747-28-3 C18H23NO3
    4-morpholin-4-yl-1-naphthalen-1-yloxy-butan-2-ol
    —— 4-(3,5-dimethoxyphenethyl)isoquinoline 1159426-37-5 C19H19NO2
    4-(3,5-dimethoxyphenethyl)isoquinoline
    —— 4-Cyano-N-[4-(4-octyl-phenoxy)-phenyl]-benzamide 50286-63-0 C28H30N2O2
    4-Cyano-N-[4-(4-octyl-phenoxy)-phenyl]-benzamide
    —— 4,5''-Diaminodibenzo-18-crown-6 (catalog # 1216B) 126815-99-4 C24H34N2O8
    4,5''-Diaminodibenzo-18-crown-6 (catalog # 1216B)