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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,4-dimethyl-14α-ethenylcholest-7-en-3β-ol 116209-62-2 C31H52O
    4,4-dimethyl-14α-ethenylcholest-7-en-3β-ol
    —— 4-((allyloxy)methyl)-2-((2S,4S)-4-(allyloxy)pyrrolidin-2-yl)-5-(4-bromophenyl)-1H-imidazole 1431626-13-9 C20H24BrN3O2
    4-((allyloxy)methyl)-2-((2S,4S)-4-(allyloxy)pyrrolidin-2-yl)-5-(4-bromophenyl)-1H-imidazole
    —— (4aS,5S,6S,8aS)-2-(6,10-dimethylundecan-2-yl)-5,8a-dimethyl-6-phenylmethoxy-1,3,4,4a,5,6,7,8-octahydroisoquinoline 131581-48-1 C31H53NO
    (4aS,5S,6S,8aS)-2-(6,10-dimethylundecan-2-yl)-5,8a-dimethyl-6-phenylmethoxy-1,3,4,4a,5,6,7,8-octahydroisoquinoline
    —— 4-methyl-N-[1-(4-methylphenyl)-4-sulfanylidene-2H-quinazolin-3-yl]benzamide 106688-58-8 C23H21N3OS
    4-methyl-N-[1-(4-methylphenyl)-4-sulfanylidene-2H-quinazolin-3-yl]benzamide
    —— 4,8-bis(tetrahydropyranyloxy)-2-octanone 876370-66-0 C18H32O5
    4,8-bis(tetrahydropyranyloxy)-2-octanone
    —— 4,7-dimethoxy-2,3-diphenyl-inden-1-one 860402-63-7 C23H18O3
    4,7-dimethoxy-2,3-diphenyl-inden-1-one
    —— 4-[(3-Methylphenyl)amino]-6-(2,2,2-trifluoroethylamino)-pyrimido[5,4-d]pyrimidine 177906-71-7 C15H13F3N6
    4-[(3-Methylphenyl)amino]-6-(2,2,2-trifluoroethylamino)-pyrimido[5,4-d]pyrimidine
    —— 4-{[(4-aminocyclohexyl)-carbonyl]amino}benzamide 609780-72-5 C14H19N3O2
    4-{[(4-aminocyclohexyl)-carbonyl]amino}benzamide
    —— [(4S,5S)-5-Hydroxymethyl-2-((E)-styryl)-[1,3]dioxolan-4-yl]-methanol 133179-00-7 C13H16O4
    [(4S,5S)-5-Hydroxymethyl-2-((E)-styryl)-[1,3]dioxolan-4-yl]-methanol
    —— 4-pentenyl 6-O-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-2,3,4-tri-O-benzyl-β-D-glucopyranoside 174777-55-0 C66H72O11
    4-pentenyl 6-O-(2,3,4,6-tetra-O-benzyl-β-D-glucopyranosyl)-2,3,4-tri-O-benzyl-β-D-glucopyranoside
    —— (4S,5S,6S,7S)-4,7-di-O-tert-butyldimethylsilyl-5,6-O-methylethylidene-deca-1,9-diene-4,5,6,7-tetrol 425409-18-3 C25H50O4Si2
    (4S,5S,6S,7S)-4,7-di-O-tert-butyldimethylsilyl-5,6-O-methylethylidene-deca-1,9-diene-4,5,6,7-tetrol
    —— (+/-)-4-<2-(1,1-dimethylethyl)-2H-tetrazol-5-yl>-α-<(diphenylmethylene)amino>benzenepropanoic acid phenylmethyl ester 127152-71-0 C34H33N5O2
    (+/-)-4-<2-(1,1-dimethylethyl)-2H-tetrazol-5-yl>-α-<(diphenylmethylene)amino>benzenepropanoic acid phenylmethyl ester
    —— 4-[5-(3,4-dimethoxyphenyl)octa-1,7-dien-4-yl]-1,2-dimethoxybenzene 118167-28-5 C24H30O4
    4-[5-(3,4-dimethoxyphenyl)octa-1,7-dien-4-yl]-1,2-dimethoxybenzene
    —— 4-Phenyl-2-(2-pyrrolidinopropyl)-1(2H)-isoquinolone hydrochloride 78745-75-2 C22H24N2O*ClH
    4-Phenyl-2-(2-pyrrolidinopropyl)-1(2H)-isoquinolone hydrochloride
    —— 4-(4-methoxy-phenyl)-4,4a,5,6-tetrahydro-3<i>H</i>-benzo[<i>h</i>]quinazoline-2-thione 49545-63-3 C19H18N2OS
    4-(4-methoxy-phenyl)-4,4a,5,6-tetrahydro-3<i>H</i>-benzo[<i>h</i>]quinazoline-2-thione
    —— 4-nitro-2-trichloromethylphenylsulfenamide 75242-79-4 C7H5Cl3N2O2S
    4-nitro-2-trichloromethylphenylsulfenamide
    —— 4-((4S,6R)-2,2,6-Trimethyl-[1,3]dioxan-4-yl)-butyraldehyde 88348-04-3 C11H20O3
    4-((4S,6R)-2,2,6-Trimethyl-[1,3]dioxan-4-yl)-butyraldehyde
    —— 4-Fur-2-yl-2,2-dimethyl-Δ<sup>3</sup>-imidazolin-5-thion 21083-77-2 C9H10N2OS
    4-Fur-2-yl-2,2-dimethyl-Δ<sup>3</sup>-imidazolin-5-thion
    —— 4-(isobutyl-phenethyl-amino)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one 102762-97-0 C23H29N3O
    4-(isobutyl-phenethyl-amino)-1,5-dimethyl-2-phenyl-1,2-dihydro-pyrazol-3-one
    —— 4-{2-[(1E)-1-[(2-chlorophenyl)methylidene]-1H-inden-3-yl]ethyl}morpholine 1541244-47-6 C22H22ClNO
    4-{2-[(1E)-1-[(2-chlorophenyl)methylidene]-1H-inden-3-yl]ethyl}morpholine
    —— 4-O-[(3aR,5aR,5bR,7aR,9S,11aR,11bR,13aS)-3a-[(R)-acetyloxy-[5-(4-chlorophenyl)-1,3,4-oxadiazol-2-yl]methyl]-5a,5b,8,8,11a-pentamethyl-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3H-cyclopenta[a]chrysen-9-yl] 1-O-tert-butyl 2,2-dimethylbutanedioate 1449797-80-1 C50H69ClN2O8
    4-O-[(3aR,5aR,5bR,7aR,9S,11aR,11bR,13aS)-3a-[(R)-acetyloxy-[5-(4-chlorophenyl)-1,3,4-oxadiazol-2-yl]methyl]-5a,5b,8,8,11a-pentamethyl-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3H-cyclopenta[a]chrysen-9-yl] 1-O-tert-butyl 2,2-dimethylbutanedioate
    —— 4-methyl-6-[perfluoro(1,4,7,10,13,16,19,22,25,29-decamethyl-2,5,8,11,14,17,20,23,26,29-decaoxadotriacontyl)]pyrimidine-2-thiol 240801-05-2 C37H5F65N2O10S
    4-methyl-6-[perfluoro(1,4,7,10,13,16,19,22,25,29-decamethyl-2,5,8,11,14,17,20,23,26,29-decaoxadotriacontyl)]pyrimidine-2-thiol
    —— 4-[3-(4-fluoro-phenyl)-5-methoxymethyl-isoxazole-4-carbonyl]-1H-pyrrole-2-carboxylic acid methyl ester 929890-09-5 C18H15FN2O5
    4-[3-(4-fluoro-phenyl)-5-methoxymethyl-isoxazole-4-carbonyl]-1H-pyrrole-2-carboxylic acid methyl ester
    —— [4-chloro-4'(methylthio)biphenyl-2-yl]acetic acid 947534-21-6 C15H13ClO2S
    [4-chloro-4'(methylthio)biphenyl-2-yl]acetic acid
    —— 4-bromo-2,6-bis(di-tertbutoxycarbonyl[1,4,7]triazacyclononane-1-yl-methyl)phenol 1372398-21-4 C40H67BrN6O9
    4-bromo-2,6-bis(di-tertbutoxycarbonyl[1,4,7]triazacyclononane-1-yl-methyl)phenol
    —— 4,5,6,7-Tetrachloro-2-ethyl-2-phenyl-2λ<sup>4</sup>-benzo[1,3,2]dioxatellurole 145593-05-1 C14H10Cl4O2Te
    4,5,6,7-Tetrachloro-2-ethyl-2-phenyl-2λ<sup>4</sup>-benzo[1,3,2]dioxatellurole
    —— 4-[4-(Amino-{1-[carboxy-(4-hydroxy-phenyl)-methyl]-2-oxo-azetidin-3-ylcarbamoyl}-methyl)-phenoxy]-2-tert-butoxycarbonylamino-butyric acid 64027-45-8 C28H34N4O10
    4-[4-(Amino-{1-[carboxy-(4-hydroxy-phenyl)-methyl]-2-oxo-azetidin-3-ylcarbamoyl}-methyl)-phenoxy]-2-tert-butoxycarbonylamino-butyric acid
    —— 4-methyl-5-phenyl-2,3,4,5-tetrahydro<1,3>dioxolo<4,5-h>-1,4-benzoxazepine 89718-83-2 C17H17NO3
    4-methyl-5-phenyl-2,3,4,5-tetrahydro<1,3>dioxolo<4,5-h>-1,4-benzoxazepine
    —— 4-[2-(3,4-Dichlorophenyl)ethenyl]nitrobenzene 106702-40-3 C14H9Cl2NO2
    4-[2-(3,4-Dichlorophenyl)ethenyl]nitrobenzene
    —— 4-(3-Acetyl-5-methylsulfanyl-2,3-dihydro-[1,3,4]thiadiazol-2-yl)-benzonitrile 86756-49-2 C12H11N3OS2
    4-(3-Acetyl-5-methylsulfanyl-2,3-dihydro-[1,3,4]thiadiazol-2-yl)-benzonitrile
    —— 4-(p-Amino-benzamido)-pyridin 13160-61-7 C12H11N3O
    4-(p-Amino-benzamido)-pyridin
    —— 4-[(2,4-Dichlorobenzoyl)amino]-5-hydroxy-6-[(2-methoxyphenyl)diazenyl]naphthalene-1,7-disulfonic acid 713068-98-5 C24H17Cl2N3O9S2
    4-[(2,4-Dichlorobenzoyl)amino]-5-hydroxy-6-[(2-methoxyphenyl)diazenyl]naphthalene-1,7-disulfonic acid
    —— 4-Piperidino-1,2-dithiolan 45888-24-2 C8H15NS2
    4-Piperidino-1,2-dithiolan
    —— 4-Methoxy-3,N-dimethyl-benzamide 60034-86-8 C10H13NO2
    4-Methoxy-3,N-dimethyl-benzamide
    —— 4-ethyl-6,6-dimethyl-3-(2-oxo-2-(pyrrolidin-1-yl)ethyl)morpholin-2-one 1312607-42-3 C14H24N2O3
    4-ethyl-6,6-dimethyl-3-(2-oxo-2-(pyrrolidin-1-yl)ethyl)morpholin-2-one
    —— 4-imidazolylcarbonyl-[azaGly<sup>51</sup>,Arg(Me)<sup>53</sup>,Trp<sup>54</sup>]metastin(50-54) 872718-73-5 C38H51N13O6
    4-imidazolylcarbonyl-[azaGly<sup>51</sup>,Arg(Me)<sup>53</sup>,Trp<sup>54</sup>]metastin(50-54)
    —— 4-bromo-benzenesulfonic acid-((1<i>RS</i>,2<i>SR</i>)-1,2-diphenyl-propyl ester) 67700-01-0 C21H19BrO3S
    4-bromo-benzenesulfonic acid-((1<i>RS</i>,2<i>SR</i>)-1,2-diphenyl-propyl ester)
    —— 4-(methoxymethylphenylsilyl)-1-cyclopentene 76557-79-4 C13H18OSi
    4-(methoxymethylphenylsilyl)-1-cyclopentene
    —— (4,6-bis-trichloromethyl-[1,3,5]triazin-2-yl)-(2-ethoxy-phenyl)-amine 30356-65-1 C13H10Cl6N4O
    (4,6-bis-trichloromethyl-[1,3,5]triazin-2-yl)-(2-ethoxy-phenyl)-amine
    —— (4bR,8aS,9R)-11-(cyclopropylmethyl)-8a-hydroxy-3-methoxy-4-phenoxy-8,8a,9,10-tetrahydro-5H-9,4b-(epiminoethano)phenanthren-6(7H)-one 1069111-43-8 C27H31NO4
    (4bR,8aS,9R)-11-(cyclopropylmethyl)-8a-hydroxy-3-methoxy-4-phenoxy-8,8a,9,10-tetrahydro-5H-9,4b-(epiminoethano)phenanthren-6(7H)-one
    —— 4-(4-chlorobutyl)benzonitrile 1173372-30-9 C11H12ClN
    4-(4-chlorobutyl)benzonitrile
    —— 4β-(((1H-indol-5-yl)methyl)amino)-4'-demethyl-4-desoxypodophyllotoxin 1620139-60-7 C30H28N2O7
    4β-(((1H-indol-5-yl)methyl)amino)-4'-demethyl-4-desoxypodophyllotoxin
    —— [(4-chloromethyl-thiazol-2-ylamino)-methylene]-malonic acid diethyl ester 40519-71-9 C12H15ClN2O4S
    [(4-chloromethyl-thiazol-2-ylamino)-methylene]-malonic acid diethyl ester
    —— 4-benzylidene-2-(1-biphenyl-4-yl-propyl)-4H-oxazol-5-one 102882-98-4 C25H21NO2
    4-benzylidene-2-(1-biphenyl-4-yl-propyl)-4H-oxazol-5-one
    —— 4,4'-Dibutyl-3,3'-dimethyl-5-oxo-1,5-dihydro-1'H-[2,2']bipyrrolyl-2,5'-dicarboxylic acid dibenzyl ester 93341-85-6 C34H40N2O5
    4,4'-Dibutyl-3,3'-dimethyl-5-oxo-1,5-dihydro-1'H-[2,2']bipyrrolyl-2,5'-dicarboxylic acid dibenzyl ester
    —— 4-[(3-chloro-4-fluoro-benzenesulfonylamino)-methyl]-4-(4-iodo-phenyl)-piperidine-1-carboxylic acid tert-butyl ester 473737-03-0 C23H27ClFIN2O4S
    4-[(3-chloro-4-fluoro-benzenesulfonylamino)-methyl]-4-(4-iodo-phenyl)-piperidine-1-carboxylic acid tert-butyl ester
    —— (+/-)-4-[phenylsulfanyl-(toluene-4-sulfonyl)-methanesulfonyl]-benzoic acid 860595-36-4 C21H18O6S3
    (+/-)-4-[phenylsulfanyl-(toluene-4-sulfonyl)-methanesulfonyl]-benzoic acid
    —— 4-[5-Ethylsulfanyl-4-(4-methoxy-phenyl)-4H-[1,2,4]triazol-3-ylmethoxy]-6-methoxy-2-methyl-quinoline 106511-39-1 C23H24N4O3S
    4-[5-Ethylsulfanyl-4-(4-methoxy-phenyl)-4H-[1,2,4]triazol-3-ylmethoxy]-6-methoxy-2-methyl-quinoline
    —— 4-[(4-fluoro-phenylamino)-methyl]-3-hydroxy-8-methoxy-1,9-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepine-6-carboxylic acid 1089142-35-7 C24H20FNO7
    4-[(4-fluoro-phenylamino)-methyl]-3-hydroxy-8-methoxy-1,9-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepine-6-carboxylic acid
    —— 4-(prop-2-ynyl)piperidine hydrochloride 2172188-51-9 C8H13N*ClH
    4-(prop-2-ynyl)piperidine hydrochloride