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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(1-(2-fluoro-4-biphenylyl)ethyl)-2-(N-t-butoxycarbonyl, N-methyl)aminothiazole 145927-54-4 C23H25FN2O2S
    4-(1-(2-fluoro-4-biphenylyl)ethyl)-2-(N-t-butoxycarbonyl, N-methyl)aminothiazole
    —— 4-Benzolsulfonyl-N-methylamino-6-chlormethyl-1,3-dimethylbenzol 17047-57-3 C16H18ClNO2S
    4-Benzolsulfonyl-N-methylamino-6-chlormethyl-1,3-dimethylbenzol
    —— (4aR,4a1R,5aS,8aR,8a1S,15aS)-3-(4-methoxybenzyl)-2,4a,4a1,5,5a,7,8,8a1,15,15a-decahydro-14H-4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinolin-14-one 1361954-32-6 C29H30N2O3
    (4aR,4a1R,5aS,8aR,8a1S,15aS)-3-(4-methoxybenzyl)-2,4a,4a1,5,5a,7,8,8a1,15,15a-decahydro-14H-4,6-methanoindolo[3,2,1-ij]oxepino[2,3,4-de]pyrrolo[2,3-h]quinolin-14-one
    —— 4β-acetoxy-4',9'β-epoxy-3-hydroxy-16-methoxy-(9'βH)-9'H-vincaleukoblast-6-ene-23,22'-dioic acid dimethyl ester 54112-68-4 C46H56N4O9
    4β-acetoxy-4',9'β-epoxy-3-hydroxy-16-methoxy-(9'βH)-9'H-vincaleukoblast-6-ene-23,22'-dioic acid dimethyl ester
    —— (4,6-dimethyl-2,2'-dipyridyl)dicarbonylnickel(0) 79019-18-4 C14H12N2NiO2
    (4,6-dimethyl-2,2'-dipyridyl)dicarbonylnickel(0)
    —— 4-[(3-isopropyl-4-methoxyphenyl)amino]-3,5-dimethylbenzonitrile 936133-12-9 C19H22N2O
    4-[(3-isopropyl-4-methoxyphenyl)amino]-3,5-dimethylbenzonitrile
    —— 4-{2-[2-({2-[2-(4-Hydroxy-butoxy)-ethylamino]-ethyl}-methyl-amino)-ethylamino]-ethoxy}-butan-1-ol 28649-14-1 C17H39N3O4
    4-{2-[2-({2-[2-(4-Hydroxy-butoxy)-ethylamino]-ethyl}-methyl-amino)-ethylamino]-ethoxy}-butan-1-ol
    —— 4-Cyclohexyl-phenylcyanat 1137-81-1 C13H15NO
    4-Cyclohexyl-phenylcyanat
    —— [4-[Hydroxy-[5-[tri(propan-2-yl)silyloxymethyl]pyridin-3-yl]methyl]phenyl]-[5-[tri(propan-2-yl)silyloxymethyl]pyridin-3-yl]methanol 599206-10-7 C38H60N2O4Si2
    [4-[Hydroxy-[5-[tri(propan-2-yl)silyloxymethyl]pyridin-3-yl]methyl]phenyl]-[5-[tri(propan-2-yl)silyloxymethyl]pyridin-3-yl]methanol
    —— 4''-O-α-linolenoylerythromycin A 112915-12-5 C55H95NO14
    4''-O-α-linolenoylerythromycin A
    —— 4-(5-benzoyl-4-hydroxy-2-methoxyphenylazo)benzenesulphonic acid 1237680-77-1 C20H16N2O6S
    4-(5-benzoyl-4-hydroxy-2-methoxyphenylazo)benzenesulphonic acid
    —— 4-chloro-11β,17,21-trihydroxy-pregn-4-ene-3,20-dione 114160-31-5 C21H29ClO5
    4-chloro-11β,17,21-trihydroxy-pregn-4-ene-3,20-dione
    —— 4-(dimethylamino)-2-(7-hydroxycyclododecyloxy)-6-methyltetrahydro-2H-pyran-3-ol 1284221-40-4 C20H39NO4
    4-(dimethylamino)-2-(7-hydroxycyclododecyloxy)-6-methyltetrahydro-2H-pyran-3-ol
    —— 4,4'-α-Trimethoxystilben 53970-02-8 C17H18O3
    4,4'-α-Trimethoxystilben
    —— [4-(3-Dibutylamino-propoxy)-phenyl]-(2-ethyl-thieno[3,2-c]pyridin-3-yl)-methanone 90997-58-3 C27H36N2O2S
    [4-(3-Dibutylamino-propoxy)-phenyl]-(2-ethyl-thieno[3,2-c]pyridin-3-yl)-methanone
    —— 4-O-acetyl-1-deoxy-1-(2-pyridylthio)-α-L-cladinoside 78443-20-6 C15H21NO4S
    4-O-acetyl-1-deoxy-1-(2-pyridylthio)-α-L-cladinoside
    —— 4-[(4-bromo-phenylimino)-methyl]-2-methoxy-phenol 3382-70-5 C14H12BrNO2
    4-[(4-bromo-phenylimino)-methyl]-2-methoxy-phenol
    —— 4-N-(11-hydroxyundecanoyl)-3',5'-di-O-(tert-butoxycarbonyl)-2'-deoxy-2',2'-difluorocytidine 1519060-59-3 C30H47F2N3O10
    4-N-(11-hydroxyundecanoyl)-3',5'-di-O-(tert-butoxycarbonyl)-2'-deoxy-2',2'-difluorocytidine
    —— [4-(phenoxymethyl)phenyl] N-methylcarbamate 120677-40-9 C15H15NO3
    [4-(phenoxymethyl)phenyl] N-methylcarbamate
    —— 4-(2',6'-dichlorobenzylidene)-2-methyl-4-oxazolone 138973-36-1 C11H7Cl2NO2
    4-(2',6'-dichlorobenzylidene)-2-methyl-4-oxazolone
    —— (4bS,6aS,7S,9aS,9bR)-7-Hydroxy-1,6a-dimethyl-1,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-indeno[5,4-f]quinolin-2-one 92472-39-4 C18H27NO2
    (4bS,6aS,7S,9aS,9bR)-7-Hydroxy-1,6a-dimethyl-1,3,4,4a,4b,5,6,6a,7,8,9,9a,9b,10-tetradecahydro-indeno[5,4-f]quinolin-2-one
    —— 4-Methyl-2,3-dioxo-2,3-dihydro-indole-1-carboxylic acid methylamide 107583-05-1 C11H10N2O3
    4-Methyl-2,3-dioxo-2,3-dihydro-indole-1-carboxylic acid methylamide
    —— 4-((3<i>R</i>)-4-ethyl-5-oxo-tetrahydro-furan-3<i>t</i>-ylmethyl)-1,3-dimethyl-imidazolium; iodide 5984-67-8 C12H19N2O2*I
    4-((3<i>R</i>)-4-ethyl-5-oxo-tetrahydro-furan-3<i>t</i>-ylmethyl)-1,3-dimethyl-imidazolium; iodide
    —— 4-[2]quinolyl-1-methyl-piperidine-4-carbonitrile 101434-98-4 C16H17N3
    4-[2]quinolyl-1-methyl-piperidine-4-carbonitrile
    —— 4-N-(9-fluoroundecanoyl)-2'-deoxy-2',2'-difluorocytidine 1519060-62-8 C20H30F3N3O5
    4-N-(9-fluoroundecanoyl)-2'-deoxy-2',2'-difluorocytidine
    —— 4''-O-linoelaidoylerythromycin A 112915-11-4 C55H97NO14
    4''-O-linoelaidoylerythromycin A
    —— 4-methylsulfanyl-1-thiocyanatobenzene 5285-91-6 C8H7NS2
    4-methylsulfanyl-1-thiocyanatobenzene
    —— 4,5,7,8,9,10-hexahydro-5,12-dioxo-1,4,10a-trimethyl-1H-pyrido<2',1':2,3>imidazo<4,5-f>oxadiazocine hydrochloride 84321-44-8 C13H18N4O3*ClH
    4,5,7,8,9,10-hexahydro-5,12-dioxo-1,4,10a-trimethyl-1H-pyrido<2',1':2,3>imidazo<4,5-f>oxadiazocine hydrochloride
    —— 4-benzoyl-3-phenyl-2H-isoxazol-5-one 40036-74-6 C16H11NO3
    4-benzoyl-3-phenyl-2H-isoxazol-5-one
    —— 4-[(3S,5R,8R,9S,10S,12R,13R,17R)-2,3,4,5,6,7,8,9,10,11,12,13,16,17-tetradecahydro-3,12-dihydroxy-10,13-dimethyl-1H-cyclopenta[a]phenanthren-17-yl]furan-2(5H)-one 4427-80-9 C23H32O4
    4-[(3S,5R,8R,9S,10S,12R,13R,17R)-2,3,4,5,6,7,8,9,10,11,12,13,16,17-tetradecahydro-3,12-dihydroxy-10,13-dimethyl-1H-cyclopenta[a]phenanthren-17-yl]furan-2(5H)-one
    —— (4S)-4-benzyl-3-[(1R,2R,3R,4R,7R)-3-chloro-7-dimethylsilylbicyclo[2.2.1]hept-5-ene-2-carbonyl]-1,3-oxazolidin-2-one 321172-23-0 C20H24ClNO3Si
    (4S)-4-benzyl-3-[(1R,2R,3R,4R,7R)-3-chloro-7-dimethylsilylbicyclo[2.2.1]hept-5-ene-2-carbonyl]-1,3-oxazolidin-2-one
    —— 4,4'-diethoxy-2,2'-dihydroxy-benzil 860506-99-6 C18H18O6
    4,4'-diethoxy-2,2'-dihydroxy-benzil
    —— 4,4,4',4'-tetramethyl-1,1'-bi(cyclohex-2-en-1-yl)-1,1'-diol 5020-05-3 C16H26O2
    4,4,4',4'-tetramethyl-1,1'-bi(cyclohex-2-en-1-yl)-1,1'-diol
    —— 4-[(5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-heptadecafluorododecyl)oxy]phenyl isocyanide 1159276-65-9 C19H12F17NO
    4-[(5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,12-heptadecafluorododecyl)oxy]phenyl isocyanide
    —— 4-(2-hemisuccinoyloxyethylthio)cortisol 74997-28-7 C27H38O9S
    4-(2-hemisuccinoyloxyethylthio)cortisol
    —— 4-(p-Toluolsulfonyl)-N-methylamino-2,6-bis-chlormethyl-1,3-dimethylbenzol 17047-63-1 C18H21Cl2NO2S
    4-(p-Toluolsulfonyl)-N-methylamino-2,6-bis-chlormethyl-1,3-dimethylbenzol
    —— 4,17-Dioxo-2α-methyl-19-nor-5α-androstan 94865-63-1 C19H28O2
    4,17-Dioxo-2α-methyl-19-nor-5α-androstan
    —— 4-Dimethylamino-5,6,7,8-tetrahydro-1-naphthyl N-methylcarbamate 54899-80-8 C14H20N2O2
    4-Dimethylamino-5,6,7,8-tetrahydro-1-naphthyl N-methylcarbamate
    —— 4-imino-5-methyl-2-phenyl-4,5-dihydropyrazolo<3,4-d>pyrimidin-6(7H)-one 138942-62-8 C12H11N5O
    4-imino-5-methyl-2-phenyl-4,5-dihydropyrazolo<3,4-d>pyrimidin-6(7H)-one
    —— (4S,6S)-4,6-diethyl-2-phenyl-4-prop-1-ynyl-6-vinyl-1,3-dioxane 916501-85-4 C19H24O2
    (4S,6S)-4,6-diethyl-2-phenyl-4-prop-1-ynyl-6-vinyl-1,3-dioxane
    —— 4,5α-epoxy-17-methyl-3,6α-bis-propylcarbamoyloxy-morphin-7-ene 61269-48-5 C25H33N3O5
    4,5α-epoxy-17-methyl-3,6α-bis-propylcarbamoyloxy-morphin-7-ene
    —— 4,4-dimethyl-3-(thiophen-3-ylethynyl)oxazolidin-2-one 1245720-55-1 C11H11NO2S
    4,4-dimethyl-3-(thiophen-3-ylethynyl)oxazolidin-2-one
    —— 4,4'-dimethyl-3,3'-dinitrodiphenylmethane 76947-17-6 C15H14N2O4
    4,4'-dimethyl-3,3'-dinitrodiphenylmethane
    —— 4-methylbenzaldehyde-α-d<sub>1</sub> 13277-99-1 C8H8O
    4-methylbenzaldehyde-α-d<sub>1</sub>
    —— 4-diethoxyphosphinothioyl-1,5-dihydro-1,2,4-triazin-6-one 135492-34-1 C7H14N3O3PS
    4-diethoxyphosphinothioyl-1,5-dihydro-1,2,4-triazin-6-one
    —— 4-amino-N-(2-hydroxyethyl)naphthalimide 58232-18-1 C14H12N2O3
    4-amino-N-(2-hydroxyethyl)naphthalimide
    —— 4-benzyl-1-(3-pyridyl)-homopiperazine fumaric acid salt 223796-16-5 C4H4O4*C17H21N3
    4-benzyl-1-(3-pyridyl)-homopiperazine fumaric acid salt
    —— 4-((3<i>R</i>)-4<i>c</i>-ethyl-5-oxo-tetrahydro-furan-3<i>r</i>-ylmethyl)-3-methyl-1-propyl-imidazolium; bromide 35671-92-2 Br*C14H23N2O2
    4-((3<i>R</i>)-4<i>c</i>-ethyl-5-oxo-tetrahydro-furan-3<i>r</i>-ylmethyl)-3-methyl-1-propyl-imidazolium; bromide
    —— (4aS,6aS,6bR,13aR)-4a-(5-amino-1H-pyrazol-3-yl)-2,2,6a,6b,9,9,13a-heptamethyl-2,3,4,4a,5,6,6a,6b,7,8,8a,9,11,13,13a,13b,14,15b-octadecahydro-1H-chryseno[1,2-f]indazol-12-amine 1415382-75-0 C33H50N6
    (4aS,6aS,6bR,13aR)-4a-(5-amino-1H-pyrazol-3-yl)-2,2,6a,6b,9,9,13a-heptamethyl-2,3,4,4a,5,6,6a,6b,7,8,8a,9,11,13,13a,13b,14,15b-octadecahydro-1H-chryseno[1,2-f]indazol-12-amine
    —— 4-(benzyloxycarbonylamino)-1-(2-deoxy-2,2-difluoro-5-O-[tertbutyl(dimethyl)silyl]-β-D-erythro-pentofuranosyl)pyrimidin-2(1H)-one 1613293-13-2 C23H31F2N3O6Si
    4-(benzyloxycarbonylamino)-1-(2-deoxy-2,2-difluoro-5-O-[tertbutyl(dimethyl)silyl]-β-D-erythro-pentofuranosyl)pyrimidin-2(1H)-one