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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4R,8S,9S,10R-2,2',6,6'-tetramethyl-4,8-bis(diphenylphosphinomethyl)-1,3,5,7-tetraoxadecalin 111651-39-9 C36H40O4P2
    4R,8S,9S,10R-2,2',6,6'-tetramethyl-4,8-bis(diphenylphosphinomethyl)-1,3,5,7-tetraoxadecalin
    —— 4-Nitro-hexen-2 41433-49-2 C6H11NO2
    4-Nitro-hexen-2
    —— 4-methyl-5-(2-methylpropenyl)-cyclohepta-3,5-diene-1,1-dicarboxylic acid dimethyl ester 1187459-03-5 C16H22O4
    4-methyl-5-(2-methylpropenyl)-cyclohepta-3,5-diene-1,1-dicarboxylic acid dimethyl ester
    —— (4aR,5S,6R,8aR)-5,6,8a-Trimethyl-5-[2-((1R,4R,5S)-4-methyl-2,8-dioxa-bicyclo[3.2.1]oct-1-yl)-ethyl]-octahydro-naphthalen-1-one 83631-02-1 C22H36O3
    (4aR,5S,6R,8aR)-5,6,8a-Trimethyl-5-[2-((1R,4R,5S)-4-methyl-2,8-dioxa-bicyclo[3.2.1]oct-1-yl)-ethyl]-octahydro-naphthalen-1-one
    —— 4-phenyl-2-[<i>N</i>'-(4-phenyl-3-<i>p</i>-tolyl-3<i>H</i>-thiazol-2-ylidene)-hydrazinothiocarbonylazo]-3-<i>p</i>-tolyl-thiazolium; bromide 35579-29-4 Br*C33H27N6S3
    4-phenyl-2-[<i>N</i>'-(4-phenyl-3-<i>p</i>-tolyl-3<i>H</i>-thiazol-2-ylidene)-hydrazinothiocarbonylazo]-3-<i>p</i>-tolyl-thiazolium; bromide
    —— [4-amino-5-(4-chloro-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-phenyl-acetic acid ethyl ester 39876-01-2 C18H17ClN4O2S
    [4-amino-5-(4-chloro-phenyl)-4<i>H</i>-[1,2,4]triazol-3-ylsulfanyl]-phenyl-acetic acid ethyl ester
    —— 4-[1-(2,5-dimethyl-pyrrol-1-yl)-4-phenyl-1<i>H</i>-imidazol-2-yl]-morpholine 30302-98-8 C19H22N4O
    4-[1-(2,5-dimethyl-pyrrol-1-yl)-4-phenyl-1<i>H</i>-imidazol-2-yl]-morpholine
    —— 4-(Ethyl-phenyl-amino)-2,6-diphenyl-5,6-dihydro-2H-pyran-2-ol 40485-11-8 C25H25NO2
    4-(Ethyl-phenyl-amino)-2,6-diphenyl-5,6-dihydro-2H-pyran-2-ol
    —— 4-(1-Benzo[b]thiophen-2-yl-ethyl)-3-methyl-pyridine 82351-93-7 C16H15NS
    4-(1-Benzo[b]thiophen-2-yl-ethyl)-3-methyl-pyridine
    —— 4-Methyl-1.5-diphenyl-3-acetyl-4.5-dihydro-1.2.4-triazol 21614-40-4 C17H17N3O
    4-Methyl-1.5-diphenyl-3-acetyl-4.5-dihydro-1.2.4-triazol
    —— 4-hydrazino-6-methyl-2-phenyl-furo[2,3-<i>d</i>]pyrimidine 25709-97-1 C13H12N4O
    4-hydrazino-6-methyl-2-phenyl-furo[2,3-<i>d</i>]pyrimidine
    —— 4,8,8-Trichloro-1-hydroxy-bicyclo[5.1.0]oct-4-en-3-one 30784-01-1 C8H7Cl3O2
    4,8,8-Trichloro-1-hydroxy-bicyclo[5.1.0]oct-4-en-3-one
    —— (4S)-4-(tert-butyldimethylsiloxymethyl)-8-methoxy-1,3-dimethyl-1,3,4,5-tetrahydro-2H-3-benzazepin-2-one 943920-30-7 C20H33NO3Si
    (4S)-4-(tert-butyldimethylsiloxymethyl)-8-methoxy-1,3-dimethyl-1,3,4,5-tetrahydro-2H-3-benzazepin-2-one
    —— (4S,5R,7S,13S,E)-13-pentyl-4,5-bis(triisopropylsilyloxy)-7-diisopropyl-(1,1,1,2,2-pentafluorobutylsilyloxy)-oxacyclo-tetra-dec-2-enone 1374333-01-3 C46H89F5O5Si3
    (4S,5R,7S,13S,E)-13-pentyl-4,5-bis(triisopropylsilyloxy)-7-diisopropyl-(1,1,1,2,2-pentafluorobutylsilyloxy)-oxacyclo-tetra-dec-2-enone
    —— 4-Methyl-N-(5-oxo-1,2,2a,3,4,5-hexahydro-acenaphthylen-4-yl)-benzenesulfonamide 40381-02-0 C19H19NO3S
    4-Methyl-N-(5-oxo-1,2,2a,3,4,5-hexahydro-acenaphthylen-4-yl)-benzenesulfonamide
    —— 4-[3-(4-Chloro-phenyl)-thioureido]-2-hydroxy-benzoic acid isopropyl ester 40097-80-1 C17H17ClN2O3S
    4-[3-(4-Chloro-phenyl)-thioureido]-2-hydroxy-benzoic acid isopropyl ester
    —— 4-(3-Allyl-thioureido)-2-hydroxy-benzoic acid isobutyl ester 40097-03-8 C15H20N2O3S
    4-(3-Allyl-thioureido)-2-hydroxy-benzoic acid isobutyl ester
    —— 4a,8a-dimethyl-1,4-diphenyl-4a,8a-dihydro-phthalazine 28149-77-1 C22H20N2
    4a,8a-dimethyl-1,4-diphenyl-4a,8a-dihydro-phthalazine
    —— 4-<4-Hydroxy-phenyl>-butan-2-on-<2,4-dinitro-phenylhydrazon> 1243-27-2 C16H16N4O5
    4-<4-Hydroxy-phenyl>-butan-2-on-<2,4-dinitro-phenylhydrazon>
    —— ((4R,4aS,8aR)-2,6-Diphenyl-tetrahydro-[1,3]dioxino[5,4-d][1,3]dioxin-4-yl)-diphenyl-methanol 23843-35-8 C31H28O5
    ((4R,4aS,8aR)-2,6-Diphenyl-tetrahydro-[1,3]dioxino[5,4-d][1,3]dioxin-4-yl)-diphenyl-methanol
    —— 4-methyl-1-phenyl-6-piperidin-1-yl-2,3-dihydro-1<i>H</i>-pyrrolo[2,3-<i>b</i>]pyridine 29426-45-7 C19H23N3
    4-methyl-1-phenyl-6-piperidin-1-yl-2,3-dihydro-1<i>H</i>-pyrrolo[2,3-<i>b</i>]pyridine
    —— 4-O-acetyl-3,6-di-O-benzoyl-2-deoxy-2-phthalimido-D-galactopyranosyl bromide 92733-68-1 C30H24BrNO9
    4-O-acetyl-3,6-di-O-benzoyl-2-deoxy-2-phthalimido-D-galactopyranosyl bromide
    —— 4-chloro-2-N-(4-phenylmethoxyphenyl)benzene-1,2-diamine 79759-05-0 C19H17ClN2O
    4-chloro-2-N-(4-phenylmethoxyphenyl)benzene-1,2-diamine
    —— 4-methoxyphenyl 2-O-benzyl-3,6-O-(o-xylylene)-β-D-galactopyranoside 1181208-99-0 C28H30O7
    4-methoxyphenyl 2-O-benzyl-3,6-O-(o-xylylene)-β-D-galactopyranoside
    —— 4-Benzoyl-2-(3,4-dichlorophenyl)-2-[3-(methanesulfonyloxy)propyl]morpholine 181642-98-8 C21H23Cl2NO5S
    4-Benzoyl-2-(3,4-dichlorophenyl)-2-[3-(methanesulfonyloxy)propyl]morpholine
    —— 4-Hydroxy-5-fluor-pyrimidin-6-carbonsaeureamid 699-93-4 C5H4FN3O2
    4-Hydroxy-5-fluor-pyrimidin-6-carbonsaeureamid
    —— 4-(4-Biphenylyl)-1-butylbenzoat 54041-25-7 C23H22O2
    4-(4-Biphenylyl)-1-butylbenzoat
    —— 4-(3-hydroxycarbonylpropyl)-phenyl 2-hydroxy-2-propyl ketone 106797-57-3 C14H18O4
    4-(3-hydroxycarbonylpropyl)-phenyl 2-hydroxy-2-propyl ketone
    —— 4-amino-7-phenyl-2,3,5,6,7,8-hexahydro-10-thia-9-aza-pentaleno[1,2-b]naphthalen-5-ol 1252047-90-7 C20H20N2OS
    4-amino-7-phenyl-2,3,5,6,7,8-hexahydro-10-thia-9-aza-pentaleno[1,2-b]naphthalen-5-ol
    —— 4,5,5-trimethyl-2-(4-methylphenyl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole 1447997-48-9 C16H20N2
    4,5,5-trimethyl-2-(4-methylphenyl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazole
    —— 4-methoxyphenyl (3,4-di-O-benzyl-α-L-rhamnopyranosyl)-(1->3)-(2-O-benzyl-4,6-O-benzylidene-α-D-galactopyranosyl)-(1->3)-(2,6-di-O-benzyl-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzyl-β-D-glucopyranoside 1203549-94-3 C94H100O21
    4-methoxyphenyl (3,4-di-O-benzyl-α-L-rhamnopyranosyl)-(1->3)-(2-O-benzyl-4,6-O-benzylidene-α-D-galactopyranosyl)-(1->3)-(2,6-di-O-benzyl-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzyl-β-D-glucopyranoside
    —— 4-Phenylazo-benzoic acid (3aR,6S,6aR)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-ylmethyl ester 25904-09-0 C21H22N2O5
    4-Phenylazo-benzoic acid (3aR,6S,6aR)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-ylmethyl ester
    —— 4-Methyl-5,5-diphenyl-6-oxaspiro<2.3>hexan 54159-36-3 C18H18O
    4-Methyl-5,5-diphenyl-6-oxaspiro<2.3>hexan
    —— 4-[4-(5,5-dimethyl-[1,3]dioxolan-4-ylidene)-but-2-ynyl]-morpholine 50339-57-6 C13H19NO3
    4-[4-(5,5-dimethyl-[1,3]dioxolan-4-ylidene)-but-2-ynyl]-morpholine
    —— 4-Isopropoxy-1-methyl-2-indoloylguanidine hydrochloride 178050-84-5 C14H18N4O2*ClH
    4-Isopropoxy-1-methyl-2-indoloylguanidine hydrochloride
    —— 4-Cyano-1-<2-hydroxy-2-phenyl-ethyl>-pyridiniumbromid 22772-92-5 Br*C14H13N2O
    4-Cyano-1-<2-hydroxy-2-phenyl-ethyl>-pyridiniumbromid
    —— 4,5-Bis-(methoxy-carbonyl)-3-vinyl-pyrazol 18796-05-9 C9H10N2O4
    4,5-Bis-(methoxy-carbonyl)-3-vinyl-pyrazol
    —— 4-methyl-2-oxo-hexahydro-pyrrolo[3,4-<i>d</i>]imidazole-5-carboxylic acid ethyl ester 30341-70-9 C9H15N3O3
    4-methyl-2-oxo-hexahydro-pyrrolo[3,4-<i>d</i>]imidazole-5-carboxylic acid ethyl ester
    —— 4-{[Butyl-(4'-methoxy-biphenyl-4-sulfonyl)-amino]-carboxy-methyl}-piperidine-1-carboxylic acid 2-methoxy-ethyl ester 564486-44-8 C28H38N2O8S
    4-{[Butyl-(4'-methoxy-biphenyl-4-sulfonyl)-amino]-carboxy-methyl}-piperidine-1-carboxylic acid 2-methoxy-ethyl ester
    —— 4-Dimethylamino-2-(hydroxyimino-methyl)-1-methyl-pyridinium; iodide 22795-06-8 C9H14N3O*I
    4-Dimethylamino-2-(hydroxyimino-methyl)-1-methyl-pyridinium; iodide
    —— 4-Chlor-1-naphthaldehyd-N-piperidinoacethydrazon 35806-80-5 C18H20ClN3O
    4-Chlor-1-naphthaldehyd-N-piperidinoacethydrazon
    —— 4-[(Z)-1-Ethyl-3-methyl-1-(3-methyl-butyl)-pent-3-enyl]-pyridine 22241-58-3 C18H29N
    4-[(Z)-1-Ethyl-3-methyl-1-(3-methyl-butyl)-pent-3-enyl]-pyridine
    —— 4-Methoxy-α-<β-(3,4-dimethyl-phenyl)-styryl>-zimtsaeure 62566-41-0 C26H24O3
    4-Methoxy-α-<β-(3,4-dimethyl-phenyl)-styryl>-zimtsaeure
    —— 4-(5-nitro-pyridin-2-ylamino)-<i>N</i>-pyrimidin-2-yl-benzenesulfonamide 24060-57-9 C15H12N6O4S
    4-(5-nitro-pyridin-2-ylamino)-<i>N</i>-pyrimidin-2-yl-benzenesulfonamide
    —— 4-(Dibromonitromethyl)-pyridin-N-oxid 35624-60-3 C6H4Br2N2O3
    4-(Dibromonitromethyl)-pyridin-N-oxid
    —— 4-methoxybenzyl 2,3-O-isopropylidene-α-D-mannopyranoside 1039505-86-6 C17H24O7
    4-methoxybenzyl 2,3-O-isopropylidene-α-D-mannopyranoside
    —— 4-Methylimino-1,3,5-triphenyl-hexahydro-1,3,5-triazin-2,6-dion 24103-49-9 C22H18N4O2
    4-Methylimino-1,3,5-triphenyl-hexahydro-1,3,5-triazin-2,6-dion
    —— 4,5-Diphenyl-benzocyclooctatetraen 18612-86-7 C24H18
    4,5-Diphenyl-benzocyclooctatetraen
    —— (4R,5R)-4-acetoxy-5-(2-hydroxyethyl)-tetrahydro-2-furanone 124909-78-0 C8H12O5
    (4R,5R)-4-acetoxy-5-(2-hydroxyethyl)-tetrahydro-2-furanone
    —— (4R,5R,2'RS)-4-methyl-5-(tetrahydro-2'H-pyran-2'-yloxy)nonane 156198-01-5 C15H30O2
    (4R,5R,2'RS)-4-methyl-5-(tetrahydro-2'H-pyran-2'-yloxy)nonane