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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-<6,7-Dichlor-<1>naphthyl>-buttersaeure 30717-45-4 C14H12Cl2O2
    4-<6,7-Dichlor-<1>naphthyl>-buttersaeure
    —— 4-fluoro-N-methyl-3-(9H-purin-6-ylamino)benzenesulfonamide 1351087-88-1 C12H11FN6O2S
    4-fluoro-N-methyl-3-(9H-purin-6-ylamino)benzenesulfonamide
    —— 4-[[14-Methyl-8,15-dioxo-16-(3-sulfobenzoyl)-14-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1(16),2,4,6,9,11,13(17)-heptaen-10-yl]amino]-6-[[2-(2-sulfoethylamino)acetyl]amino]benzene-1,3-disulfonic acid 1152810-04-2 C34H28N4O16S4
    4-[[14-Methyl-8,15-dioxo-16-(3-sulfobenzoyl)-14-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1(16),2,4,6,9,11,13(17)-heptaen-10-yl]amino]-6-[[2-(2-sulfoethylamino)acetyl]amino]benzene-1,3-disulfonic acid
    —— 4-(6,8-dichloro-3-(2-(dipropylamino)-2-oxoethyl)imidazo[1,2-a]pyridin-2-yl)phenyl-3,4-dihydroxyphenethylcarbamate 1402402-85-0 C30H32Cl2N4O5
    4-(6,8-dichloro-3-(2-(dipropylamino)-2-oxoethyl)imidazo[1,2-a]pyridin-2-yl)phenyl-3,4-dihydroxyphenethylcarbamate
    —— 4-(5-amino-1,3,4-thiadiazol-2-ylsulfanyl)benzenesulfonyl chloride 1076689-72-9 C8H6ClN3O2S3
    4-(5-amino-1,3,4-thiadiazol-2-ylsulfanyl)benzenesulfonyl chloride
    —— 4-(4-methylsulfanyl-dibenzo[b,d]furan-1-ylcarboxamido)pyridine 1026370-74-0 C19H14N2O2S
    4-(4-methylsulfanyl-dibenzo[b,d]furan-1-ylcarboxamido)pyridine
    —— 4,6,10-Dodecatrien-1-yn-3-ol, 3,7,11-trimethyl-, (E,Z)- 20082-23-9 C15H22O
    4,6,10-Dodecatrien-1-yn-3-ol, 3,7,11-trimethyl-, (E,Z)-
    —— 4-amino-3-(2-methylsulfonyl-1-oxo)ethyl-2-methyl-5,6,7,8-tetrahydrobenz<b>thieno<2,3-b>pyridine 153201-02-6 C15H18N2O3S2
    4-amino-3-(2-methylsulfonyl-1-oxo)ethyl-2-methyl-5,6,7,8-tetrahydrobenz<b>thieno<2,3-b>pyridine
    —— 4-Chlor-2(1-chlorethyl)diphenylsulfid 67643-13-4 C14H12Cl2S
    4-Chlor-2(1-chlorethyl)diphenylsulfid
    —— 4-methylcyclohexyl R-3-hydroxybutyrate 549502-82-1 C11H20O3
    4-methylcyclohexyl R-3-hydroxybutyrate
    —— 4-(1,8-dimethoxy-9,10-dioxoanthracen-2-yl)butanoic acid 85313-94-6 C20H18O6
    4-(1,8-dimethoxy-9,10-dioxoanthracen-2-yl)butanoic acid
    —— (4R)-4-(1,1-dichloropentyl)oxetan-2-one 101392-66-9 C8H12Cl2O2
    (4R)-4-(1,1-dichloropentyl)oxetan-2-one
    —— 4-(1,3-diphenylpyrazol-4-yl)spinacine 1206607-08-0 C22H19N5O2
    4-(1,3-diphenylpyrazol-4-yl)spinacine
    —— (4'R,5R,5'R,8R,9S,10S,13R,14S,17R)-17-((R)-4-carboxybutan-2-yl)-10,13-dimethyl-7,12-dioxohexadecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolane]-4',5'-dicarboxylic acid 623552-24-9 C28H38O10
    (4'R,5R,5'R,8R,9S,10S,13R,14S,17R)-17-((R)-4-carboxybutan-2-yl)-10,13-dimethyl-7,12-dioxohexadecahydrospiro[cyclopenta[a]phenanthrene-3,2'-[1,3]dioxolane]-4',5'-dicarboxylic acid
    —— 4-cyanopyridine zinc tetraphenylporphyrin 24315-63-7 C50H32N6Zn
    4-cyanopyridine zinc tetraphenylporphyrin
    —— 4-(4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-2-((2S,3S)-2-(3-aminopropoxy)pentan-3-yl)-2,4-dihydro-3H-1,2,4-triazol-3-one 1370642-04-8 C40H49F2N9O4
    4-(4-(4-(4-(((3R,5R)-5-((1H-1,2,4-triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-2-((2S,3S)-2-(3-aminopropoxy)pentan-3-yl)-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 4-[3-(2,2-dimethoxyethyl)-7-morpholin-4-yl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-5-yl]aniline 1173206-55-7 C18H23N7O3
    4-[3-(2,2-dimethoxyethyl)-7-morpholin-4-yl-3H-[1,2,3]triazolo[4,5-d]pyrimidin-5-yl]aniline
    —— (4aS,7S,7aS)-6-methoxy-2,2-dimethyltetrahydro-4H-furo[3,2-d][1,3]dioxin-7-ol 406212-27-9 C9H16O5
    (4aS,7S,7aS)-6-methoxy-2,2-dimethyltetrahydro-4H-furo[3,2-d][1,3]dioxin-7-ol
    —— 4-[5-(3-iodo-4-methyl-phenylcarbamoyl)-pyridin-2-yl]-piperazine-1-carboxylic acid tert-butyl ester 1224871-09-3 C22H27IN4O3
    4-[5-(3-iodo-4-methyl-phenylcarbamoyl)-pyridin-2-yl]-piperazine-1-carboxylic acid tert-butyl ester
    —— 4,5α-epoxy-7-(1-hydroxypentyl)-3-methoxy-17-methyl-6,7-didehydromorphinan 89178-25-6 C23H31NO3
    4,5α-epoxy-7-(1-hydroxypentyl)-3-methoxy-17-methyl-6,7-didehydromorphinan
    —— (4-phenyl-1,2-bis(2,3,5,6-tetramethylphenyl)-1,2,4-triborolane-3,5-diyl)bis(trimethylsilane) 277742-10-6 C34H51B3Si2
    (4-phenyl-1,2-bis(2,3,5,6-tetramethylphenyl)-1,2,4-triborolane-3,5-diyl)bis(trimethylsilane)
    —— (-)-4-<(4S,5R,6R)-5-hydroxy-6-(hydroxymethyl)-1,3-dioxan-4-yl>-2,6-piperidinedione 102487-45-6 C10H15NO6
    (-)-4-<(4S,5R,6R)-5-hydroxy-6-(hydroxymethyl)-1,3-dioxan-4-yl>-2,6-piperidinedione
    —— {4-(3,5-dihydroxy-6-hydroxymethyl-4-vinyloxycarbonylamino-tetrahydro-pyran-2-yloxy)-3-hydroxy-2-[3,4,5-trihydroxy-6-(vinyloxycarbonylamino-methyl)-tetrahydro-pyran-2-yloxy]-5-vinyloxycarbonylamino-cyclohexyl}-carbamic acid vinyl ester 791064-46-5 C30H44N4O19
    {4-(3,5-dihydroxy-6-hydroxymethyl-4-vinyloxycarbonylamino-tetrahydro-pyran-2-yloxy)-3-hydroxy-2-[3,4,5-trihydroxy-6-(vinyloxycarbonylamino-methyl)-tetrahydro-pyran-2-yloxy]-5-vinyloxycarbonylamino-cyclohexyl}-carbamic acid vinyl ester
    —— (4aR,6aS,6bR,8aR,10S,12aR,12bR,14bS)-2,2,6a,6b,9,9,12a-heptamethyl-1,2,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-octadecahydro-4a,14b-methanopicen-10-yl benzoate 152487-58-6 C37H52O2
    (4aR,6aS,6bR,8aR,10S,12aR,12bR,14bS)-2,2,6a,6b,9,9,12a-heptamethyl-1,2,3,4,5,6,6a,6b,7,8,8a,9,10,11,12,12a,12b,13-octadecahydro-4a,14b-methanopicen-10-yl benzoate
    —— (4R,5R)-tert-butyl 4-allyl-2,2-dimethyl-5-((1R,2R)-1,2,3-trihydroxypropyl)oxazolidine-3-carboxylate 1372800-38-8 C16H29NO6
    (4R,5R)-tert-butyl 4-allyl-2,2-dimethyl-5-((1R,2R)-1,2,3-trihydroxypropyl)oxazolidine-3-carboxylate
    —— 4-(pyridin-4-ylmethoxy)phthalonitrile 1051382-60-5 C14H9N3O
    4-(pyridin-4-ylmethoxy)phthalonitrile
    —— 4-[(α-N-pentanoylamino)cyclopentamidomethyl]-2'-carboxamidobiphenyl 945540-18-1 C25H31N3O3
    4-[(α-N-pentanoylamino)cyclopentamidomethyl]-2'-carboxamidobiphenyl
    —— 4-(4,6-dimethoxy-5-nitro-pyrimidin-2-yl)-piperazine-1-carboxylic acid tert-butyl ester 918445-24-6 C15H23N5O6
    4-(4,6-dimethoxy-5-nitro-pyrimidin-2-yl)-piperazine-1-carboxylic acid tert-butyl ester
    —— 4-[4,5-Bis-decyl-2-(3-hydroxy-3-methyl-but-1-ynyl)-phenyl]-2-methyl-but-3-yn-2-ol 766548-96-3 C36H58O2
    4-[4,5-Bis-decyl-2-(3-hydroxy-3-methyl-but-1-ynyl)-phenyl]-2-methyl-but-3-yn-2-ol
    —— 4-[4-(hydroxymethyl)-5-methyl-1,3-oxazol-2-yl]benzoic acid 1373130-58-5 C12H11NO4
    4-[4-(hydroxymethyl)-5-methyl-1,3-oxazol-2-yl]benzoic acid
    —— 4-(2-methoxy-3,6-bis(methoxymethoxy)-5-nitro-phenyl)-(3R)-3-methylbutyronitrile 622347-53-9 C16H22N2O7
    4-(2-methoxy-3,6-bis(methoxymethoxy)-5-nitro-phenyl)-(3R)-3-methylbutyronitrile
    —— 4,5α-epoxy-3,6-dimethoxy-7,17-dimethyl-6α,14α-etheno-morphinane-7β-carbonitrile 32279-99-5 C23H26N2O3
    4,5α-epoxy-3,6-dimethoxy-7,17-dimethyl-6α,14α-etheno-morphinane-7β-carbonitrile
    —— 4-(4-fluorophenyl)-1,5-dioxo-1,2,3,3a,4,5-hexahydropyrrolo[1,2-a]quinazoline-3a-carboxylic acid 1403986-70-8 C18H13FN2O4
    4-(4-fluorophenyl)-1,5-dioxo-1,2,3,3a,4,5-hexahydropyrrolo[1,2-a]quinazoline-3a-carboxylic acid
    —— (4R,6S)-4,6-bis[(2-methoxyethoxyethyl)oxy]-7-octen-1-yne 162889-20-5 C16H28O6
    (4R,6S)-4,6-bis[(2-methoxyethoxyethyl)oxy]-7-octen-1-yne
    —— (4E,8S,9S,10E,12S,13R,14S,16R)-20-(benzyloxy)-9-hydroxy-13-(methoxymethoxy)-4,10,12,16-tetramethyl-14,19-trimethoxy-2-azabicyclo[16.3.1]docosa-1(21),4,10,18(22),19-pentaen-3-one 869732-34-3 C37H53NO8
    (4E,8S,9S,10E,12S,13R,14S,16R)-20-(benzyloxy)-9-hydroxy-13-(methoxymethoxy)-4,10,12,16-tetramethyl-14,19-trimethoxy-2-azabicyclo[16.3.1]docosa-1(21),4,10,18(22),19-pentaen-3-one
    —— (4R,4aR,7aR,12bS)-9-methoxy-6,6-dimethyl-7-oxo-2,4,4a,5,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinoline-3-carbonitrile 77794-10-6 C20H22N2O3
    (4R,4aR,7aR,12bS)-9-methoxy-6,6-dimethyl-7-oxo-2,4,4a,5,7a,13-hexahydro-1H-4,12-methanobenzofuro[3,2-e]isoquinoline-3-carbonitrile
    —— 4-(5-iodo-pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester 853679-67-1 C13H19IN4O2
    4-(5-iodo-pyrimidin-4-yl)-piperazine-1-carboxylic acid tert-butyl ester
    —— 4,7,8,9-tetra-O-acetyl-2-deoxy-N-acetyl-β-neuraminic acid methyl ester 116296-69-6 C20H29NO12
    4,7,8,9-tetra-O-acetyl-2-deoxy-N-acetyl-β-neuraminic acid methyl ester
    —— 4-n-hexadecyl-2,6-dimethylbromobenzene 150619-65-1 C24H41Br
    4-n-hexadecyl-2,6-dimethylbromobenzene
    —— 4-((3,6-bis(2-(methylthio)ethyl)pyrazin-2-yl)thio)butan-1-ol 1283166-98-2 C14H24N2OS3
    4-((3,6-bis(2-(methylthio)ethyl)pyrazin-2-yl)thio)butan-1-ol
    —— 4(R)-(4(R)-methoxy-3(R),5(R)-dimethyltetrahydrofuran-2(S)-yl)-2(S)-methylpentane-1,4-diol 187962-49-8 C13H26O4
    4(R)-(4(R)-methoxy-3(R),5(R)-dimethyltetrahydrofuran-2(S)-yl)-2(S)-methylpentane-1,4-diol
    —— 4-O-acetyl-1,5-anhydro-2-O-benzoyl-3-oxo-L-arabino-pentitol 123077-14-5 C14H14O6
    4-O-acetyl-1,5-anhydro-2-O-benzoyl-3-oxo-L-arabino-pentitol
    —— 4-(2-pyridin-2-yl-pyrazolo[1,5-a]pyridin-3-yl)-quinolin-7-ol 676343-51-4 C21H14N4O
    4-(2-pyridin-2-yl-pyrazolo[1,5-a]pyridin-3-yl)-quinolin-7-ol
    —— 4-nitrophenyl 9H-carbazole-9-carboxylate 135462-32-7 C19H12N2O4
    4-nitrophenyl 9H-carbazole-9-carboxylate
    —— 4-hydroxycyclohexa-2,5-dien-1-one, sodium salt 3225-29-4 C6H4O2-
    4-hydroxycyclohexa-2,5-dien-1-one, sodium salt
    —— 4-(1,1-dichloroethyl)-2-oxetanone 92695-38-0 C5H6Cl2O2
    4-(1,1-dichloroethyl)-2-oxetanone
    —— (4R,6S)-6-(2-Methoxy-ethoxymethoxy)-oct-7-en-1-yn-4-ol 166450-63-1 C12H20O4
    (4R,6S)-6-(2-Methoxy-ethoxymethoxy)-oct-7-en-1-yn-4-ol
    —— (4aS,5S,8aS)-5-(2,5-dimethoxybenzyl)-5,8a-dimethyl-6-methyleneoctahydronaphthalen-1(2H)-one 274900-31-1 C22H30O3
    (4aS,5S,8aS)-5-(2,5-dimethoxybenzyl)-5,8a-dimethyl-6-methyleneoctahydronaphthalen-1(2H)-one
    —— 4-(dichlorophenylmethyl)-2-oxetanone 96165-32-1 C10H8Cl2O2
    4-(dichlorophenylmethyl)-2-oxetanone
    —— 4,4-dimethyl-17β-propionyloxy-androsta-1,5-dien-3-one 115099-08-6 C24H34O3
    4,4-dimethyl-17β-propionyloxy-androsta-1,5-dien-3-one