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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4S)-3,3-difluoro-1-(1-ethylvinyl)-4-furylazetidin-2-one 252681-13-3 C11H11F2NO2
    (4S)-3,3-difluoro-1-(1-ethylvinyl)-4-furylazetidin-2-one
    —— 4-[4-(2,3-dihydro-benzo[1,4]dioxin-2-yl)-benzyl]-morpholine 1400793-74-9 C19H21NO3
    4-[4-(2,3-dihydro-benzo[1,4]dioxin-2-yl)-benzyl]-morpholine
    —— 4-(4-bromo-styryl)-[1,2,3]selenadiazole 73214-34-3 C10H7BrN2Se
    4-(4-bromo-styryl)-[1,2,3]selenadiazole
    —— 4-Methoxy-3-methyl-benzofuran-2-carboxylic acid [1-(4-chloro-2-nitro-phenyl)-meth-(E)-ylidene]-hydrazide 597533-27-2 C18H14ClN3O5
    4-Methoxy-3-methyl-benzofuran-2-carboxylic acid [1-(4-chloro-2-nitro-phenyl)-meth-(E)-ylidene]-hydrazide
    —— 4-(4-fluorophenoxy)-2-(6-methoxypyridin-3-yl)-N-[[(2S)-pyrrolidin-2-yl]methyl]pyrimidin-5-amine 1298096-84-0 C21H22FN5O2
    4-(4-fluorophenoxy)-2-(6-methoxypyridin-3-yl)-N-[[(2S)-pyrrolidin-2-yl]methyl]pyrimidin-5-amine
    —— 4-(4-methoxyphenoxy)-2-(1H-pyrazol-5-yl)-N-[[(2S)-pyrrolidin-2-yl]methyl]pyrimidin-5-amine 1298097-27-4 C19H22N6O2
    4-(4-methoxyphenoxy)-2-(1H-pyrazol-5-yl)-N-[[(2S)-pyrrolidin-2-yl]methyl]pyrimidin-5-amine
    —— [4-[2-(2,3-dihydro-1,4-benzodioxin-6-ylamino)-1,3-thiazol-4-yl]-1H-pyrrol-2-yl]-pyrrolidin-1-ylmethanone 1009195-85-0 C20H20N4O3S
    [4-[2-(2,3-dihydro-1,4-benzodioxin-6-ylamino)-1,3-thiazol-4-yl]-1H-pyrrol-2-yl]-pyrrolidin-1-ylmethanone
    —— 4-Amino-2-benzyl-7-nitro-[1,2,4]triazolo[4,3-a]quinoxalin-1-one 1305262-76-3 C16H12N6O3
    4-Amino-2-benzyl-7-nitro-[1,2,4]triazolo[4,3-a]quinoxalin-1-one
    —— 4-Amino-2-[(2-nitrophenyl)methyl]-[1,2,4]triazolo[4,3-a]quinoxalin-1-one 1305263-00-6 C16H12N6O3
    4-Amino-2-[(2-nitrophenyl)methyl]-[1,2,4]triazolo[4,3-a]quinoxalin-1-one
    —— 4,5-diethyl-2,5-dihydro-2,2,3-trimethyl-N-phenyl-1,2,5-azasilaborol-1-amine 107098-36-2 C15H25BN2Si
    4,5-diethyl-2,5-dihydro-2,2,3-trimethyl-N-phenyl-1,2,5-azasilaborol-1-amine
    —— 4-ethylphenyl 3-thenoate 69582-66-7 C13H12O2S
    4-ethylphenyl 3-thenoate
    —— 4-methyl-1-(2,5-dimethyl-4-bromophenoxy)pentan-2-one 1384267-67-7 C14H19BrO2
    4-methyl-1-(2,5-dimethyl-4-bromophenoxy)pentan-2-one
    —— 4,5-dichloro-2-cycloheptylaminobenzenesulphonamide 1204574-17-3 C13H18Cl2N2O2S
    4,5-dichloro-2-cycloheptylaminobenzenesulphonamide
    —— (4aR,4bR,8S,10aR,10bS,12aS)-8-Hydroxy-10a,12a-dimethyl-4a,7,8,9,10,10a,10b,11,12,12a-decahydro-4bH-1-oxa-chrysene-2,5-dione 216484-89-8 C19H24O4
    (4aR,4bR,8S,10aR,10bS,12aS)-8-Hydroxy-10a,12a-dimethyl-4a,7,8,9,10,10a,10b,11,12,12a-decahydro-4bH-1-oxa-chrysene-2,5-dione
    —— 4-{6-Bromo-2-[(E)-2-(3-nitro-phenyl)-vinyl]-4-oxo-4H-quinazolin-3-yl}-benzoic acid hydrazide 75776-28-2 C23H16BrN5O4
    4-{6-Bromo-2-[(E)-2-(3-nitro-phenyl)-vinyl]-4-oxo-4H-quinazolin-3-yl}-benzoic acid hydrazide
    —— 4-[(S)-1-methylheptyloxy]-2,3-bis(trifluoromethyl)phenylamine 1197002-40-6 C16H21F6NO
    4-[(S)-1-methylheptyloxy]-2,3-bis(trifluoromethyl)phenylamine
    —— {4,4-dimesityl-1,3-dioxa-2-thia-4-germetane 2,2-dioxide}2 137196-32-8 C36H44Ge2O8S2
    {4,4-dimesityl-1,3-dioxa-2-thia-4-germetane 2,2-dioxide}2
    —— 4,4'-Diethoxycarbonyl-2,2',6,6'-tetrachlor-trans-azobenzol-N,N'-dioxid 55525-06-9 C18H14Cl4N2O6
    4,4'-Diethoxycarbonyl-2,2',6,6'-tetrachlor-trans-azobenzol-N,N'-dioxid
    —— {4-[3-(6-bromopyridine-3-ylmethoxy)-5-(4-cyanophenoxy)benzoylamino]-cyclohexyl}carbamic acid tert-butyl ester 1256593-72-2 C31H33BrN4O5
    {4-[3-(6-bromopyridine-3-ylmethoxy)-5-(4-cyanophenoxy)benzoylamino]-cyclohexyl}carbamic acid tert-butyl ester
    —— 4-Methyl-2-pyrrolidin-2-yl-1,3-thiazole;hydrochloride 1185302-93-5 C8H13ClN2S
    4-Methyl-2-pyrrolidin-2-yl-1,3-thiazole;hydrochloride
    —— 4-Indazol-2-id-3-ylquinazoline;platinum(2+) 1577251-03-6 C30H18N8Pt
    4-Indazol-2-id-3-ylquinazoline;platinum(2+)
    —— (4S)-(4-tert-butyl)benzylthio-L-proline 1067189-38-1 C16H23NO2S
    (4S)-(4-tert-butyl)benzylthio-L-proline
    —— 4-(3-chloro-6-methoxybenzo[b]thiophen-2-yl)phenyl acetate 1050682-16-0 C17H13ClO3S
    4-(3-chloro-6-methoxybenzo[b]thiophen-2-yl)phenyl acetate
    —— 4-((S)-2-(2-(3-chlorophenyl)acetamido)-2-(2-(thiophen-2-yl)thiazol-4-yl)ethyl)phenylsulfamic acid ammonium salt 1235330-55-8 C23H20ClN3O4S3*H3N
    4-((S)-2-(2-(3-chlorophenyl)acetamido)-2-(2-(thiophen-2-yl)thiazol-4-yl)ethyl)phenylsulfamic acid ammonium salt
    —— 4-Piperidin-4-yl-1,4-thiazinane 1,1-dioxide;hydrochloride 1403766-89-1 C9H19ClN2O2S
    4-Piperidin-4-yl-1,4-thiazinane 1,1-dioxide;hydrochloride
    —— (4,6-diethyl-5,6,7,8,9,10-hexahydro-cyclohepta[<i>b</i>]indol-6-yl)-acetic acid 58928-76-0 C19H25NO2
    (4,6-diethyl-5,6,7,8,9,10-hexahydro-cyclohepta[<i>b</i>]indol-6-yl)-acetic acid
    —— 4-(6-fluoropyridin-3-yl)-1-(propan-2-yl)-1H-indole-3-carboxaldehyde 1350760-33-6 C17H15FN2O
    4-(6-fluoropyridin-3-yl)-1-(propan-2-yl)-1H-indole-3-carboxaldehyde
    —— 4-Nitrobenzyl 2-[4(S)-chloro-3(S)-{1(R)-hydroxyethyl}azetidin-2-on-1-yl]-3-(2-methyloxycarbonyl-3-thienyloxy)-3-trimethylacetylthiopropenate 85769-09-1 C26H27ClN2O10S2
    4-Nitrobenzyl 2-[4(S)-chloro-3(S)-{1(R)-hydroxyethyl}azetidin-2-on-1-yl]-3-(2-methyloxycarbonyl-3-thienyloxy)-3-trimethylacetylthiopropenate
    —— 4-Benzoyl-9-fluoro-benzo[de]anthracen-7-one 61735-81-7 C24H13FO2
    4-Benzoyl-9-fluoro-benzo[de]anthracen-7-one
    —— (4S,7R,10aS)-4-amino-7-(trifluoromethyl)hexahydro-2H-pyrido[2,1-b][1,3]thiazepin-5(7H)-one 1400677-85-1 C10H15F3N2OS
    (4S,7R,10aS)-4-amino-7-(trifluoromethyl)hexahydro-2H-pyrido[2,1-b][1,3]thiazepin-5(7H)-one
    —— 4-(1-(4-cyclobutyl-5-(4,5-dimethyl-1H-imidazol-2-yl)-2-methylbenzoyl)piperidin-4-yl)benzonitrile 1399178-34-7 C29H32N4O
    4-(1-(4-cyclobutyl-5-(4,5-dimethyl-1H-imidazol-2-yl)-2-methylbenzoyl)piperidin-4-yl)benzonitrile
    —— 4-(4-chlorophenyl)-1-((7-[(4-hydroxyphenyl)thio]-2,1,3-benzoxadiazol-4-yl)sulfonyl)piperidin-4-ol 871510-30-4 C23H20ClN3O5S2
    4-(4-chlorophenyl)-1-((7-[(4-hydroxyphenyl)thio]-2,1,3-benzoxadiazol-4-yl)sulfonyl)piperidin-4-ol
    —— 4-[(4-Hydroxyphenyl)methyl-(1,2,4-triazol-4-yl)amino]-2-(4-methylpiperazin-1-yl)benzonitrile 1268822-07-6 C21H23N7O
    4-[(4-Hydroxyphenyl)methyl-(1,2,4-triazol-4-yl)amino]-2-(4-methylpiperazin-1-yl)benzonitrile
    —— 4-(1-(2,4-dimethyl-5-(5-morpholino-4H-1,2,4-triazol-3-yl)benzoyl)piperidin-4-yl)benzonitrile 1399177-98-0 C27H30N6O2
    4-(1-(2,4-dimethyl-5-(5-morpholino-4H-1,2,4-triazol-3-yl)benzoyl)piperidin-4-yl)benzonitrile
    —— 4-amino-2-methyl-5-nitrobenzaldehyde 1449416-36-7 C8H8N2O3
    4-amino-2-methyl-5-nitrobenzaldehyde
    —— 4-methyl-N-(1-phenyl-3-(o-tolyl)prop-2-yn-1-yl)benzenesulfonamide 1451153-56-2 C23H21NO2S
    4-methyl-N-(1-phenyl-3-(o-tolyl)prop-2-yn-1-yl)benzenesulfonamide
    —— (4S,5R,6R,7R)-4-amino-4,5,6,7-tetrahydro-7-(hydroxymethyl)[1,2,3]triazolo[1,5-a]pyridine-5,6-diol 272123-94-1 C7H12N4O3
    (4S,5R,6R,7R)-4-amino-4,5,6,7-tetrahydro-7-(hydroxymethyl)[1,2,3]triazolo[1,5-a]pyridine-5,6-diol
    —— 4-(4-hydroxy-3-ethyl-phenylazo)-benzenesulfonic acid 1357000-73-7 C14H14N2O4S
    4-(4-hydroxy-3-ethyl-phenylazo)-benzenesulfonic acid
    —— 4-amino-5-(((1,4)-trans-4-isobutyramidocyclohexyl)oxy)-2-methylquinoline-3-carboxylic acid 1359963-73-7 C21H27N3O4
    4-amino-5-(((1,4)-trans-4-isobutyramidocyclohexyl)oxy)-2-methylquinoline-3-carboxylic acid
    —— 4-(5-Methyl-3-phenylthiophen-2-yl)-1,4-dihydroquinazoline;hydrochloride 1449703-13-2 C19H16N2S*ClH
    4-(5-Methyl-3-phenylthiophen-2-yl)-1,4-dihydroquinazoline;hydrochloride
    —— 4,4'-(3-aminonaphthalene-2,7-diyl)bis(oxy)dibutanoic acid 1632161-96-6 C18H21NO6
    4,4'-(3-aminonaphthalene-2,7-diyl)bis(oxy)dibutanoic acid
    —— {4-[4-(4-Ethoxy-phenyl)-5-ethyl-4H-[1,2,4]triazol-3-yl]-phenyl}-dimethyl-amine 101971-92-0 C20H24N4O
    {4-[4-(4-Ethoxy-phenyl)-5-ethyl-4H-[1,2,4]triazol-3-yl]-phenyl}-dimethyl-amine
    —— 4-(4-Chloro-phenyl)-3-{[(E)-4-methoxy-phenylimino]-phenyl-methyl}-2-phenyl-[1,2,4]oxadiazolidin-5-one 100181-40-6 C28H22ClN3O3
    4-(4-Chloro-phenyl)-3-{[(E)-4-methoxy-phenylimino]-phenyl-methyl}-2-phenyl-[1,2,4]oxadiazolidin-5-one
    —— (4R,5R,6E,8S)-4,6,8-trimethyl-5-(t-butyldimethylsilyloxy)-10-phenyl-6-decen-2-yne 770711-51-8 C25H40OSi
    (4R,5R,6E,8S)-4,6,8-trimethyl-5-(t-butyldimethylsilyloxy)-10-phenyl-6-decen-2-yne
    —— 4-Chloro-2-phenyl-6-p-tolylamino-pyrimidine-5-carboxylic acid ethyl ester 90832-88-5 C20H18ClN3O2
    4-Chloro-2-phenyl-6-p-tolylamino-pyrimidine-5-carboxylic acid ethyl ester
    —— (4S)-4-(N-benzyloxycarbonyl-2-aminoethyl)-2-[(3-chlorophenyl)amino]imidazoline hydrochloride 1269487-68-4 C19H21ClN4O2*ClH
    (4S)-4-(N-benzyloxycarbonyl-2-aminoethyl)-2-[(3-chlorophenyl)amino]imidazoline hydrochloride
    —— [4-(3,6-dioxo-piperazin-2-yl)-butyl]-carbamic acid benzyl ester 61272-65-9 C16H21N3O4
    [4-(3,6-dioxo-piperazin-2-yl)-butyl]-carbamic acid benzyl ester
    —— 4-[3-(quinolin-2-yl)isoxazol-5-yl]piperazin-1-ium chloride 1283098-94-1 C16H16N4O*ClH
    4-[3-(quinolin-2-yl)isoxazol-5-yl]piperazin-1-ium chloride
    —— 4-chloro-3-fluorobenzene-1,2-diamine 1831097-67-6 C6H6ClFN2
    4-chloro-3-fluorobenzene-1,2-diamine
    —— 4-{3-[6β-(2-phenoxy-acetylamino)-penicillanoylaminooxy]-propyl}-benzoic acid 5784-22-5 C26H29N3O7S
    4-{3-[6β-(2-phenoxy-acetylamino)-penicillanoylaminooxy]-propyl}-benzoic acid