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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-isopropoxybenzo<1,2-c;3,4-c'>bis<1,2,5>thiadiazole 142071-30-5 C9H8N4OS2
    4-isopropoxybenzo<1,2-c;3,4-c'>bis<1,2,5>thiadiazole
    —— 4-(4-dimethoxymethylphenyl)-2-phenylpyridine 1628606-82-5 C20H19NO2
    4-(4-dimethoxymethylphenyl)-2-phenylpyridine
    —— 4-epi-methylamino-N-acetylneuraminic acid 1173725-80-8 C19H28N2O10
    4-epi-methylamino-N-acetylneuraminic acid
    —— 4-{3-[4-ethyl-3-(4-hydroxyphenyl)isoxazol-5-yl]-2,2-difluoropropanoyl}amino-1-ethylpyrrole-3-carboxylic acid 1204422-52-5 C21H21F2N3O5
    4-{3-[4-ethyl-3-(4-hydroxyphenyl)isoxazol-5-yl]-2,2-difluoropropanoyl}amino-1-ethylpyrrole-3-carboxylic acid
    —— <4.4'-Bis-dimethylamino-benzhydryl>-nitro-malonsaeure-diethylester 10477-63-1 C24H31N3O6
    <4.4'-Bis-dimethylamino-benzhydryl>-nitro-malonsaeure-diethylester
    —— (4S,5R,6S)-4,6-Dihydroxy-1-oxa-spiro[4.4]nonan-2-one 880550-84-5 C8H12O4
    (4S,5R,6S)-4,6-Dihydroxy-1-oxa-spiro[4.4]nonan-2-one
    —— 4-(2-Hydroxyanilino)-3-oxo-2,5-diphenyl-2,3-dihydrothiophen-1,1-dioxid 73764-35-9 C22H17NO4S
    4-(2-Hydroxyanilino)-3-oxo-2,5-diphenyl-2,3-dihydrothiophen-1,1-dioxid
    —— (4-methoxy-phenyl)-[3-(4-methoxy-phenyl)-3H-thiazolo[4,5-b]quinoxalin-2-ylidene]-amine 35252-27-8 C23H18N4O2S
    (4-methoxy-phenyl)-[3-(4-methoxy-phenyl)-3H-thiazolo[4,5-b]quinoxalin-2-ylidene]-amine
    —— 4-oxo-2-phenyl-4H-benzo[d][1,3]oxazine-1-carbothioic acid anilide 29274-50-8 C21H16N2O2S
    4-oxo-2-phenyl-4H-benzo[d][1,3]oxazine-1-carbothioic acid anilide
    —— 4-(3,5-dioxo-4,5-dihydro-3<i>H</i>-[1,2,4]triazin-2-yl)-<i>N</i>,<i>N</i>-diethyl-2-methyl-benzenesulfonamide 38613-35-3 C14H18N4O4S
    4-(3,5-dioxo-4,5-dihydro-3<i>H</i>-[1,2,4]triazin-2-yl)-<i>N</i>,<i>N</i>-diethyl-2-methyl-benzenesulfonamide
    —— 4-Methyl-17a-oxa-D-homoestra-1,3,5(10)-trien-17-ol 19787-05-4 C19H26O2
    4-Methyl-17a-oxa-D-homoestra-1,3,5(10)-trien-17-ol
    —— 4-Chloro-3-sulfamoyl-benzoic acid pyridin-4-ylmethyl ester 92023-08-0 C13H11ClN2O4S
    4-Chloro-3-sulfamoyl-benzoic acid pyridin-4-ylmethyl ester
    —— 4-(4-Methoxy-phenyl)-cyclohexane-1,2-dicarboxylic acid 1444-96-8 C15H18O5
    4-(4-Methoxy-phenyl)-cyclohexane-1,2-dicarboxylic acid
    —— (((4-((2-(methacryloyloxy)ethoxy)carbonyl)benzyl)azanediyl)bis(methylene))bis(phosphonic acid) 1279116-07-2 C16H23NO10P2
    (((4-((2-(methacryloyloxy)ethoxy)carbonyl)benzyl)azanediyl)bis(methylene))bis(phosphonic acid)
    —— 4'-<N-dodecylamino>benzo-15-crown-5 109065-14-7 C26H45NO5
    4'-<N-dodecylamino>benzo-15-crown-5
    —— 4',5'-dihydro-3'H-spiro[fluorene-9,2'-furan]-2-carboxylic acid 1372415-71-8 C17H14O3
    4',5'-dihydro-3'H-spiro[fluorene-9,2'-furan]-2-carboxylic acid
    —— 4-[5-(1-phenylpyrazolyl)sulphamyl]-2'-hydroxy-α-methyl-benzylideneaniline 80281-89-6 C23H20N4O3S
    4-[5-(1-phenylpyrazolyl)sulphamyl]-2'-hydroxy-α-methyl-benzylideneaniline
    —— 4-acetamidophenyl fluorosulfate 16704-37-3 C8H8FNO4S
    4-acetamidophenyl fluorosulfate
    —— 4-(m-methoxyphenyl)-1,1,1-tris(methylthio)butane 129225-85-0 C14H22OS3
    4-(m-methoxyphenyl)-1,1,1-tris(methylthio)butane
    —— 4-nitrophenyl 4-((4-chlorophenyl)(phenyl)methyl)piperazine-1-carboxylate 628717-39-5 C24H22ClN3O4
    4-nitrophenyl 4-((4-chlorophenyl)(phenyl)methyl)piperazine-1-carboxylate
    —— 4-(2-phenylacetamido)benzyl (2-(((tert-butyldimethylsilyl)oxy)methyl)-4-(((tert-butyldiphenylsilyl)oxy)methyl)phenyl)carbamate 1055310-36-5 C46H56N2O5Si2
    4-(2-phenylacetamido)benzyl (2-(((tert-butyldimethylsilyl)oxy)methyl)-4-(((tert-butyldiphenylsilyl)oxy)methyl)phenyl)carbamate
    —— 4,6,10,12-tetramethyl-1,3-diazatricyclo[7.3.0.03,7]dodeca-4,6,9,11-tetraene-8-carbonitrile 133788-15-5 C15H17N3
    4,6,10,12-tetramethyl-1,3-diazatricyclo[7.3.0.03,7]dodeca-4,6,9,11-tetraene-8-carbonitrile
    —— 4-methoxy-2-[(4-methoxy-N-methylanilino)methyl]-N,N-dimethylaniline 85021-21-2 C18H24N2O2
    4-methoxy-2-[(4-methoxy-N-methylanilino)methyl]-N,N-dimethylaniline
    —— 4-(2-allyl-1-oxo-1,2,3,4-tetrahydroisoquinolin-6-yl)-benzonitrile 1131222-55-3 C19H16N2O
    4-(2-allyl-1-oxo-1,2,3,4-tetrahydroisoquinolin-6-yl)-benzonitrile
    —— 4-Nitro-benzoic acid (1S,4S,5R,6R)-4,5,6-tris-benzyloxymethoxy-cyclohex-2-enyl ester 340013-67-4 C37H37NO10
    4-Nitro-benzoic acid (1S,4S,5R,6R)-4,5,6-tris-benzyloxymethoxy-cyclohex-2-enyl ester
    —— 4-acetamido-1H-pyrrole-2-methanol 1416404-57-3 C7H10N2O2
    4-acetamido-1H-pyrrole-2-methanol
    —— 4-(2,2-Dimethylpropylamino)-2-(naphthalen-1-ylmethoxy)benzoic acid 1221890-85-2 C23H25NO3
    4-(2,2-Dimethylpropylamino)-2-(naphthalen-1-ylmethoxy)benzoic acid
    —— 4-(1-nitroethyl)-2,3-diphenyl-3,4-dihydroquinazoline 1440513-51-8 C22H19N3O2
    4-(1-nitroethyl)-2,3-diphenyl-3,4-dihydroquinazoline
    —— 4-benzyl-3-benzylsulfanyl-5-((E)-styryl)-4H-[1,2,4]triazole 1448538-38-2 C24H21N3S
    4-benzyl-3-benzylsulfanyl-5-((E)-styryl)-4H-[1,2,4]triazole
    —— 4-[(3-cyanobenzyl)(2,2,2-trifluoroethyl)amino]-2-(trifluoromethyl)benzonitrile 916807-97-1 C18H11F6N3
    4-[(3-cyanobenzyl)(2,2,2-trifluoroethyl)amino]-2-(trifluoromethyl)benzonitrile
    —— 4-[(2'-oxospiro[furo[2,3-f][1,3]benzodioxole-7,3'-indol]-1'(2'H)-yl)methyl]-N-(pyridin-4-ylmethyl)benzamide 912664-14-3 C30H23N3O5
    4-[(2'-oxospiro[furo[2,3-f][1,3]benzodioxole-7,3'-indol]-1'(2'H)-yl)methyl]-N-(pyridin-4-ylmethyl)benzamide
    —— 4-(4-nitro-pyrazol-1-ylmethyl)-benzonitrile 91136-08-2 C11H8N4O2
    4-(4-nitro-pyrazol-1-ylmethyl)-benzonitrile
    —— 4-Methyl-N-[4-(pyridin-4-ylsulfanyl)-phenyl]-benzenesulfonamide 98564-82-0 C18H16N2O2S2
    4-Methyl-N-[4-(pyridin-4-ylsulfanyl)-phenyl]-benzenesulfonamide
    —— 4-(3-chloro-phenyl)-1,3,6-trimethyl-9-trifluoroacetyl-6,7,8,9-tetrahydro-1<i>H</i>-pyrazolo[3,4-<i>b</i>][1,5]diazocine 57313-16-3 C18H18ClF3N4O
    4-(3-chloro-phenyl)-1,3,6-trimethyl-9-trifluoroacetyl-6,7,8,9-tetrahydro-1<i>H</i>-pyrazolo[3,4-<i>b</i>][1,5]diazocine
    —— 4'',5-bis<O-(dimethyl-tert-butylsilyl)>-2-epiavermectin B1a 81924-42-7 C60H100O14Si2
    4'',5-bis<O-(dimethyl-tert-butylsilyl)>-2-epiavermectin B1a
    —— (4aR,5S,7R,8aR)-7-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2,4a-trimethyl-tetrahydro-pyrano[4,3-d][1,3]dioxine-5-carbaldehyde 819066-90-5 C28H38O5Si
    (4aR,5S,7R,8aR)-7-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2,4a-trimethyl-tetrahydro-pyrano[4,3-d][1,3]dioxine-5-carbaldehyde
    —— 4-bromo-2-(hex-1-yn-1-yl)phenyl acetate 1581276-06-3 C14H15BrO2
    4-bromo-2-(hex-1-yn-1-yl)phenyl acetate
    —— 4,5-dihydro-naphtho[1,2-<i>c</i>]isoxazole-3-carboxylic acid allylamide 35231-28-8 C15H14N2O2
    4,5-dihydro-naphtho[1,2-<i>c</i>]isoxazole-3-carboxylic acid allylamide
    —— (4R,6R)-4-(tert-butyl)-6-methyl-1,3,2-dioxathiane 2,2-dioxide 1385634-83-2 C8H16O4S
    (4R,6R)-4-(tert-butyl)-6-methyl-1,3,2-dioxathiane 2,2-dioxide
    —— 4-(5-isopropyl-2,4-dimethoxyphenyl)oxazole-5-carboxylic acid 1155372-75-0 C27H25NO5
    4-(5-isopropyl-2,4-dimethoxyphenyl)oxazole-5-carboxylic acid
    —— 4-[[4-[(2,6-Dichlorophenyl)methyl]-1-piperazinyl]acetyl]-4.5-dihydro-6-methyl-7-[3-(trifluoromethyl)phenyl]pyrazolo[1,5-a]pyrimidine-3-carbonitrile, hydrochloride 132799-88-3 C28H25Cl2F3N6O*ClH
    4-[[4-[(2,6-Dichlorophenyl)methyl]-1-piperazinyl]acetyl]-4.5-dihydro-6-methyl-7-[3-(trifluoromethyl)phenyl]pyrazolo[1,5-a]pyrimidine-3-carbonitrile, hydrochloride
    —— 4-(p-methylbenzyl)-1,2-naphthoquinone 108054-94-0 C18H14O2
    4-(p-methylbenzyl)-1,2-naphthoquinone
    —— 4-(4-fluorophenyl)-5-nitro-1H-imidazole 209736-21-0 C9H6FN3O2
    4-(4-fluorophenyl)-5-nitro-1H-imidazole
    —— 4-Nitro-N-ethylcarbazol 57044-61-8 C14H12N2O2
    4-Nitro-N-ethylcarbazol
    —— 4-(3-methoxyphenylsulfonyl)-6-(3-(2-methylpyrrolidin-1-yl)propoxy)-3,4-dihydro-2H-benzo[b][1,4]thiazine 1438406-76-8 C23H30N2O4S2
    4-(3-methoxyphenylsulfonyl)-6-(3-(2-methylpyrrolidin-1-yl)propoxy)-3,4-dihydro-2H-benzo[b][1,4]thiazine
    —— 4-(piperidinosulfonyl)pyridine oxide 719-09-5 C10H14N2O3S
    4-(piperidinosulfonyl)pyridine oxide
    —— 4-[2-fluorenylamino]-6-methylthiopyrimido[5,4-d]pyrimidine 196512-09-1 C20H15N5S
    4-[2-fluorenylamino]-6-methylthiopyrimido[5,4-d]pyrimidine
    —— 4-[3,8-Ditert-butyl-1-(3-hydroxy-3-methylbut-1-ynyl)-11,12-dihydroindolo[2,3-a]carbazol-10-yl]-2-methylbut-3-yn-2-ol 1051419-52-3 C36H40N2O2
    4-[3,8-Ditert-butyl-1-(3-hydroxy-3-methylbut-1-ynyl)-11,12-dihydroindolo[2,3-a]carbazol-10-yl]-2-methylbut-3-yn-2-ol
    —— 4,4,4-trifluoro-3-(1-methyl-1H-imidazol-2-yl)butanoic acid hydrochloride 1803570-04-8 C8H10ClF3N2O2
    4,4,4-trifluoro-3-(1-methyl-1H-imidazol-2-yl)butanoic acid hydrochloride
    —— 4-Amino-5-chloro-N-{2-[ethyl-(4-methylsulfanyl-benzyl)-amino]-ethyl}-2-methoxy-benzamide 61694-41-5 C20H26ClN3O2S
    4-Amino-5-chloro-N-{2-[ethyl-(4-methylsulfanyl-benzyl)-amino]-ethyl}-2-methoxy-benzamide