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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4,5-diethyl-3<i>c</i>,6<i>c</i>-dimethyl-cyclohex-4-ene-1<i>r</i>,2<i>c</i>-dicarboxylic acid-anhydride 67522-94-5 C14H20O3
    4,5-diethyl-3<i>c</i>,6<i>c</i>-dimethyl-cyclohex-4-ene-1<i>r</i>,2<i>c</i>-dicarboxylic acid-anhydride
    —— 4,7-di-(4-chlorophenyl)-1,3,8-triphenyl-1,2,7,9-tetraazaspiro[4,4]nona-2,8-dien-6-one 1287786-10-0 C35H24Cl2N4O
    4,7-di-(4-chlorophenyl)-1,3,8-triphenyl-1,2,7,9-tetraazaspiro[4,4]nona-2,8-dien-6-one
    —— 4-acetoxy-1-[3-(4-<i>tert</i>-butyl-phenyl)-2-methyl-propyl]-piperidine 69739-97-5 C21H33NO2
    4-acetoxy-1-[3-(4-<i>tert</i>-butyl-phenyl)-2-methyl-propyl]-piperidine
    —— 4-oxo[4-3H1]butyric acid 1035845-97-6 C4H6O3
    4-oxo[4-3H1]butyric acid
    —— 4-(4-chlorobenzylsulfanyl)pyridine-2-carboxamide 1373441-74-7 C13H11ClN2OS
    4-(4-chlorobenzylsulfanyl)pyridine-2-carboxamide
    —— (4S,5S)-5-benzyloxy-6-tert-butyldiphenylsiloxyhex-2-en-3-ol 154568-62-4 C29H36O3Si
    (4S,5S)-5-benzyloxy-6-tert-butyldiphenylsiloxyhex-2-en-3-ol
    —— 4-(3-methoxyphenyl)-2-phenyl-5-(phenylethynyl)-2,3-dihydrofuran 1315459-43-8 C25H20O2
    4-(3-methoxyphenyl)-2-phenyl-5-(phenylethynyl)-2,3-dihydrofuran
    —— 4-tert-butyl 1-ethyl N-[(4-methylphenyl)sulfinyl]-2-(trifluoromethyl)aspartate 685842-45-9 C18H24F3NO5S
    4-tert-butyl 1-ethyl N-[(4-methylphenyl)sulfinyl]-2-(trifluoromethyl)aspartate
    —— 4β,5β-Epoxy-6α,14α-dihydroxyandrost-2-ene-1,17-dione 134392-96-4 C19H24O5
    4β,5β-Epoxy-6α,14α-dihydroxyandrost-2-ene-1,17-dione
    —— 4-cinnamyl-1-(2,6-dichloro-4-(trifluoromethyl)phenyl)-6-phenyl-1H-pyrazolo[3,4-b]pyridine-3-carbonitrile 1022080-74-5 C29H17Cl2F3N4
    4-cinnamyl-1-(2,6-dichloro-4-(trifluoromethyl)phenyl)-6-phenyl-1H-pyrazolo[3,4-b]pyridine-3-carbonitrile
    —— 4-(Phenylsulfonyl)-1-piperazinecarbonyl chloride 253175-72-3 C11H13ClN2O3S
    4-(Phenylsulfonyl)-1-piperazinecarbonyl chloride
    —— 4-<(2-thienoyl)methyl>-2,2-bis(trifluoromethyl)-1,3-oxazolidin-5-one 136828-14-3 C11H7F6NO3S
    4-<(2-thienoyl)methyl>-2,2-bis(trifluoromethyl)-1,3-oxazolidin-5-one
    —— 4-(((3aS,5aR,5bR,7aR,9S,11aR,11bR,13aS)-3a-((E)-3-((1-(5-choropyrimidin-2-yl)cyclopropyl)amino)-2-methyl-3-oxoprop-1-en-1-yl)-1-isopropyl-5a,5b,8,8,11a-pentamethyl-2-oxo-3,3a,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-2H-cyclopenta[a]chrysen-9-yl)oxy)-2,2-dimethyl-4-oxobutanoic acid 1443513-23-2 C46H64ClN3O6
    4-(((3aS,5aR,5bR,7aR,9S,11aR,11bR,13aS)-3a-((E)-3-((1-(5-choropyrimidin-2-yl)cyclopropyl)amino)-2-methyl-3-oxoprop-1-en-1-yl)-1-isopropyl-5a,5b,8,8,11a-pentamethyl-2-oxo-3,3a,4,5,5a,5b,6,7,7a,8,9,10,11,11a,11b,12,13,13a-octadecahydro-2H-cyclopenta[a]chrysen-9-yl)oxy)-2,2-dimethyl-4-oxobutanoic acid
    —— 4-amino-N-(6-methyl-1-(p-tolylamino)isoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide 1446111-42-7 C24H20N6OS
    4-amino-N-(6-methyl-1-(p-tolylamino)isoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide
    —— 4-(4-methylpiperazin-1-yl)-7-(pyrrolidin-1-yl)quinazoline 1258631-30-9 C17H23N5
    4-(4-methylpiperazin-1-yl)-7-(pyrrolidin-1-yl)quinazoline
    —— 4,4-dimethyl-1-phenyl-1-(pyridin-2-yl)pent-2-yn-1-ol 1046337-99-8 C18H19NO
    4,4-dimethyl-1-phenyl-1-(pyridin-2-yl)pent-2-yn-1-ol
    —— 4-methyl-N-((5-methylfuran-2-yl)methyl)-N-(prop-2-yn-1-yl)benzenesulfonamide 317834-47-2 C16H17NO3S
    4-methyl-N-((5-methylfuran-2-yl)methyl)-N-(prop-2-yn-1-yl)benzenesulfonamide
    —— 4-(2-ethylbenzofuran-3-yl)isoquinoline 1227008-81-2 C19H15NO
    4-(2-ethylbenzofuran-3-yl)isoquinoline
    —— 4-acetoxy-1,2,3,4-tetrahydroisoquinoline 1260788-73-5 C11H13NO2
    4-acetoxy-1,2,3,4-tetrahydroisoquinoline
    —— 4-[3-(6-chloro-4-oxochromen-3-yl)prop-2-enoyl]-5,6-diphenylpyridazin-3(2H)-one 1219602-35-3 C28H17ClN2O4
    4-[3-(6-chloro-4-oxochromen-3-yl)prop-2-enoyl]-5,6-diphenylpyridazin-3(2H)-one
    —— 4-acetyl-3a-methyl-1,2,3,3a-tetrahydro-benzo[<i>d</i>]pyrrolo[2,1-<i>b</i>]thiazolium; iodide 34250-58-3 C13H16NOS*I
    4-acetyl-3a-methyl-1,2,3,3a-tetrahydro-benzo[<i>d</i>]pyrrolo[2,1-<i>b</i>]thiazolium; iodide
    —— (4S,5R)-Tricyclo[6.3.3.01,8]tetradeca-9,13-diene-4,5-diol 125023-86-1 C14H20O2
    (4S,5R)-Tricyclo[6.3.3.01,8]tetradeca-9,13-diene-4,5-diol
    —— 4-Brom-benzolsulfonsaeure-<4-(p-hydroxyphenyl)-butylester> 28145-34-8 C16H17BrO4S
    4-Brom-benzolsulfonsaeure-<4-(p-hydroxyphenyl)-butylester>
    —— 4-nitrocatecholato(1,2-diaminocyclohexane)platinum(II) 114441-18-8 C12H17N3O4Pt
    4-nitrocatecholato(1,2-diaminocyclohexane)platinum(II)
    —— 4-(6-methoxypyridazin-3-yl)isoquinoline 1393879-92-9 C14H11N3O
    4-(6-methoxypyridazin-3-yl)isoquinoline
    —— 4-Methoxybicyclo<3.1.0>hex-2-en 56377-02-7 C7H10O
    4-Methoxybicyclo<3.1.0>hex-2-en
    —— (4,5,6,7-tetrahydro-benzothiazol-6-yl)-(2-thiophen-2-yl-ethyl)-amine 1148627-42-2 C13H16N2S2
    (4,5,6,7-tetrahydro-benzothiazol-6-yl)-(2-thiophen-2-yl-ethyl)-amine
    —— 4-(1H-1,2,3-triazol-1-yl)-2-(trifluoromethyl)benzonitrile 1610967-68-4 C10H5F3N4
    4-(1H-1,2,3-triazol-1-yl)-2-(trifluoromethyl)benzonitrile
    —— 4,8-bis(4-hydroxyphenyl)-1,3,4a,7a-tetrahydro-5H-furo[3,4-f]isoindole-5,7(6H)-dione 1046132-13-1 C22H17NO5
    4,8-bis(4-hydroxyphenyl)-1,3,4a,7a-tetrahydro-5H-furo[3,4-f]isoindole-5,7(6H)-dione
    —— 4-{(S)-4-tert-butoxycarbonyl-2-[(6-cyclopentyloxy-2-phenyl-pyrimidine-4-carbonyl)-amino]-butyryl}-piperazine-1-carboxylic acid ethyl ester 913948-20-6 C32H43N5O7
    4-{(S)-4-tert-butoxycarbonyl-2-[(6-cyclopentyloxy-2-phenyl-pyrimidine-4-carbonyl)-amino]-butyryl}-piperazine-1-carboxylic acid ethyl ester
    —— 4-Amino-3-furan-2-yl-butyric acid ethyl ester 133933-54-7 C10H15NO3
    4-Amino-3-furan-2-yl-butyric acid ethyl ester
    —— 4-(tert-butyl-dimethyl-silanyloxy)-1-iodo-5,5-dimethyl-6-(2-trimethylsilanyl-ethoxymethoxy)-nona-1,7-diene 472978-86-2 C23H47IO3Si2
    4-(tert-butyl-dimethyl-silanyloxy)-1-iodo-5,5-dimethyl-6-(2-trimethylsilanyl-ethoxymethoxy)-nona-1,7-diene
    —— 4-Hydroxy-N-<2-morpholino-1-methyl-ethyl>-N-propionyl-anilin 94373-75-8 C16H24N2O3
    4-Hydroxy-N-<2-morpholino-1-methyl-ethyl>-N-propionyl-anilin
    —— 4-(p-Chlor-phenyl)-1-naphthol 36159-77-0 C16H11ClO
    4-(p-Chlor-phenyl)-1-naphthol
    —— 4-cyclohexylacetophenonetricarbonylchromium 129220-35-5 C17H18CrO4
    4-cyclohexylacetophenonetricarbonylchromium
    —— 4-[2-oxido-3-(phenylsulfonyl)-1,2,5-oxadiazol-4-yloxy]but-2-enyl 4-(2,3-dihydro-1,3-dioxo-1H-isoindol-2-yl)benzoate 1190065-21-4 C27H19N3O9S
    4-[2-oxido-3-(phenylsulfonyl)-1,2,5-oxadiazol-4-yloxy]but-2-enyl 4-(2,3-dihydro-1,3-dioxo-1H-isoindol-2-yl)benzoate
    —— 4-(2-{methyl[5-(thiophen-2-yl)pyridin-2-yl]amino}ethoxy)benzaldehyde 718639-33-9 C19H18N2O2S
    4-(2-{methyl[5-(thiophen-2-yl)pyridin-2-yl]amino}ethoxy)benzaldehyde
    —— 4-N-[[4-[[(4-amino-4-methylpentan-2-yl)amino]methyl]phenyl]methyl]-2-methylpentane-2,4-diamine 75813-06-8 C20H38N4
    4-N-[[4-[[(4-amino-4-methylpentan-2-yl)amino]methyl]phenyl]methyl]-2-methylpentane-2,4-diamine
    —— 4,5-Dibromo-2-(3R)-3-morpholinylphenol 1213311-75-1 C10H11Br2NO2
    4,5-Dibromo-2-(3R)-3-morpholinylphenol
    —— 4-pyridone potassium salt 869638-44-8 C5H4NO*K
    4-pyridone potassium salt
    —— 4-(2,3-diphenyl-1H-pyrrolo[3,2-c]pyridin-6-yl)morpholine 1223577-55-6 C23H21N3O
    4-(2,3-diphenyl-1H-pyrrolo[3,2-c]pyridin-6-yl)morpholine
    —— (4aS,8aS)-2-(butylsulfanylmethylidene)-5,5,8a-trimethyl-3,4,4a,6,7,8-hexahydronaphthalen-1-one 89708-57-6 C18H30OS
    (4aS,8aS)-2-(butylsulfanylmethylidene)-5,5,8a-trimethyl-3,4,4a,6,7,8-hexahydronaphthalen-1-one
    —— 4-(5-tert-butyl-2-benzimidazolyl)-3-(4-chlorophenyl)butanoic acid monohydrochloride 1221962-07-7 C21H23ClN2O2*ClH
    4-(5-tert-butyl-2-benzimidazolyl)-3-(4-chlorophenyl)butanoic acid monohydrochloride
    —— 4-(1-hydroxy-1-(5-(3-methyl-5-(4-methylpyrimidin-2-ylamino)phenyl)thiazol-2-yl)ethyl)-2-methylcyclohexanecarboxylic acid 1412491-46-3 C25H30N4O3S
    4-(1-hydroxy-1-(5-(3-methyl-5-(4-methylpyrimidin-2-ylamino)phenyl)thiazol-2-yl)ethyl)-2-methylcyclohexanecarboxylic acid
    —— (4-iodophenyl)(5,10,15,20-tetrakis(p-tolyl)porphyrinato)iridium(III) 1319721-19-1 C54H40IIrN4
    (4-iodophenyl)(5,10,15,20-tetrakis(p-tolyl)porphyrinato)iridium(III)
    —— (4-iodophenyl)(p-tolyl)sulfane 717880-69-8 C13H11IS
    (4-iodophenyl)(p-tolyl)sulfane
    —— 4-[6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidin-3-yl]-N-(3,3,3-trifluoropropyl)thiophene-2-carboxamide 1109282-78-1 C18H15F3N6OS
    4-[6-(1-methyl-1H-pyrazol-4-yl)pyrazolo[1,5-a]pyrimidin-3-yl]-N-(3,3,3-trifluoropropyl)thiophene-2-carboxamide
    —— 4-[2-[4-[2-(4-Amino-3-chlorophenyl)propan-2-yl]phenyl]propan-2-yl]-2-chloroaniline 2687-26-5 C24H26Cl2N2
    4-[2-[4-[2-(4-Amino-3-chlorophenyl)propan-2-yl]phenyl]propan-2-yl]-2-chloroaniline
    —— 4-{4-chloro-2-[(2,4-dichlorophenyl)amino]-7-(1-ethylpropyl)-1H-benzimidazol-1-yl}butanoic acid 1173984-98-9 C22H24Cl3N3O2
    4-{4-chloro-2-[(2,4-dichlorophenyl)amino]-7-(1-ethylpropyl)-1H-benzimidazol-1-yl}butanoic acid
    —— 4-O-(6-O-benzoyl-3,4-O-isopropylidene-2-O-methyl-β-D-galactopyranosyl)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal 77667-94-8 C31H46O13
    4-O-(6-O-benzoyl-3,4-O-isopropylidene-2-O-methyl-β-D-galactopyranosyl)-2,3:5,6-di-O-isopropylidene-D-glucose dimethyl acetal