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中文名称 英文名称 CAS号 化学式 结构式图片
—— 4,6-di-O-acetyl-3-O-(N-acetylcarbamoyl)-1,2-O-(1-ethoxyethylidene)-α-D-mannopyranose 99748-08-0 C17H25NO11
4,6-di-O-acetyl-3-O-(N-acetylcarbamoyl)-1,2-O-(1-ethoxyethylidene)-α-D-mannopyranose
—— 4,7,8-trichloropyrrolo[1,2-a]quinoxaline-2-carboxylate 212771-52-3 C14H9Cl3N2O2
4,7,8-trichloropyrrolo[1,2-a]quinoxaline-2-carboxylate
—— [4-(tert-butyl-dimethylsilanoxy)phenyl]-4-(dodecyloxy)phenylmethanol 1257226-15-5 C31H50O3Si
[4-(tert-butyl-dimethylsilanoxy)phenyl]-4-(dodecyloxy)phenylmethanol
—— 4-methyl-1-phenethylazetidin-2-one 117106-15-7 C12H15NO
4-methyl-1-phenethylazetidin-2-one
—— 4-{5-acetamido-2-[hydroxy(3-methylphenyl)methyl]4-methoxyphenoxy)3,5-dibromo-phenylacetic acid 348167-16-8 C25H23Br2NO6
4-{5-acetamido-2-[hydroxy(3-methylphenyl)methyl]4-methoxyphenoxy)3,5-dibromo-phenylacetic acid
—— [4-(6-Bromo-hexyloxy)-phenyl]-(2-ethyl-indolizin-3-yl)-methanone 64467-98-7 C23H26BrNO2
[4-(6-Bromo-hexyloxy)-phenyl]-(2-ethyl-indolizin-3-yl)-methanone
—— (4-<i>tert</i>-butyl-6-chloro-pyrimidin-2-yl)-acetic acid methyl ester 63155-34-0 C11H15ClN2O2
(4-<i>tert</i>-butyl-6-chloro-pyrimidin-2-yl)-acetic acid methyl ester
—— 4,6-dimethyl-5-thioxo-5,6-dihydro-4<i>H</i>-[1,2,3]thiadiazolo[5,4-<i>d</i>]pyrimidin-7-one 65172-72-7 C6H6N4OS2
4,6-dimethyl-5-thioxo-5,6-dihydro-4<i>H</i>-[1,2,3]thiadiazolo[5,4-<i>d</i>]pyrimidin-7-one
—— 4-butoxy-<i>N</i>-(3-piperidin-1-yl-propyl)-benzenesulfonamide 65249-00-5 C18H30N2O3S
4-butoxy-<i>N</i>-(3-piperidin-1-yl-propyl)-benzenesulfonamide
—— 4-(p-Methoxyphenylthio)-3-phenyl-3-cyclobuten-1,2-dion 63676-80-2 C17H12O3S
4-(p-Methoxyphenylthio)-3-phenyl-3-cyclobuten-1,2-dion
—— 4-(2,2,2-trifluoroethyl)pyridine-2-carboxamide oxime 1156542-79-8 C8H8F3N3O
4-(2,2,2-trifluoroethyl)pyridine-2-carboxamide oxime
—— 4-(4-Ethyl-1-piperazinyl)-N-(4-methylphenyl)-1-naphthalenesulfonamide, hydrochloride 478617-81-1 C23H27N3O2S*ClH
4-(4-Ethyl-1-piperazinyl)-N-(4-methylphenyl)-1-naphthalenesulfonamide, hydrochloride
—— 4-[3-(2-Thioxo-2λ5-[1,3,2]dioxaphospholan-2-yl)-ureido]-benzoic acid ethyl ester 32847-63-5 C12H15N2O5PS
4-[3-(2-Thioxo-2λ5-[1,3,2]dioxaphospholan-2-yl)-ureido]-benzoic acid ethyl ester
—— 4-(1,3-bis((benzyloxy)carbonyl)guanidino)butyl (R)-1-methoxy-3-(9-((triisopropylsilyl)oxy)nonyl)-3,5,6,7-tetrahydropyrrolo[1,2-c]pyrimidine-4-carboxylate 345959-32-2 C48H73N5O8Si
4-(1,3-bis((benzyloxy)carbonyl)guanidino)butyl (R)-1-methoxy-3-(9-((triisopropylsilyl)oxy)nonyl)-3,5,6,7-tetrahydropyrrolo[1,2-c]pyrimidine-4-carboxylate
—— 4-Amino-3-methyl-1,2,3-triazol-5-yl-methylketon 64821-90-5 C5H8N4O
4-Amino-3-methyl-1,2,3-triazol-5-yl-methylketon
—— 4-Acetoxy-N-benzyl-2-benzyloxy-methansulfonanilid 62312-83-8 C23H23NO5S
4-Acetoxy-N-benzyl-2-benzyloxy-methansulfonanilid
—— 4'-pentylaminomethyl-biphenyl-3-carboxylic acid amide 1131794-66-5 C19H24N2O
4'-pentylaminomethyl-biphenyl-3-carboxylic acid amide
—— 4-{3-[2-(3-fluoro-phenyl)-2H-pyrazol-3-yl]-4-oxo-4H-pyridazin-1-yl}-N-methyl-benzenesulfonamide 1228534-95-9 C20H16FN5O3S
4-{3-[2-(3-fluoro-phenyl)-2H-pyrazol-3-yl]-4-oxo-4H-pyridazin-1-yl}-N-methyl-benzenesulfonamide
—— 4-(3-{[(2-aminopyrimidin-4-yl)methyl]oxy}pyridin-2-yl)-N-(6-cyclopropyl-2-methylpyrimidin-4-yl)piperazine-1-carboxamide 1374771-26-2 C23H27N9O2
4-(3-{[(2-aminopyrimidin-4-yl)methyl]oxy}pyridin-2-yl)-N-(6-cyclopropyl-2-methylpyrimidin-4-yl)piperazine-1-carboxamide
—— 4-Amino-N-(4-hydroxy-8-methyl-2-oxo-2H-chromen-3-yl)-benzenesulfonamide 90515-82-5 C16H14N2O5S
4-Amino-N-(4-hydroxy-8-methyl-2-oxo-2H-chromen-3-yl)-benzenesulfonamide
—— 4-((2-chloroquinolin-3-yl)methoxy)benzaldehyde 1334446-27-3 C17H12ClNO2
4-((2-chloroquinolin-3-yl)methoxy)benzaldehyde
—— 4-ethynylbenzyl [(S)-1-{[(S)-4-diazo-3-oxobutan-2-yl]amino}-1-oxo-3-phenylpropan-2-yl]carbamate 1391931-79-5 C23H22N4O4
4-ethynylbenzyl [(S)-1-{[(S)-4-diazo-3-oxobutan-2-yl]amino}-1-oxo-3-phenylpropan-2-yl]carbamate
—— 4-((2-cyclobutyl-1H-pyrrolo[2,3-b]pyridin-1-yl)methyl)-7,8-difluoroquinolin-2(1H)-one 1125702-91-1 C21H17F2N3O
4-((2-cyclobutyl-1H-pyrrolo[2,3-b]pyridin-1-yl)methyl)-7,8-difluoroquinolin-2(1H)-one
—— 4'-{[3-[2-(3,5-dimethoxyphenyl)-2-oxoethyl]-6-ethyl-2,4-dioxo-3,4-dihydrothieno[2,3-d]pyrimidin-1(2H)-yl]methyl}biphenyl-2-carbonitrile 1084625-77-3 C32H27N3O5S
4'-{[3-[2-(3,5-dimethoxyphenyl)-2-oxoethyl]-6-ethyl-2,4-dioxo-3,4-dihydrothieno[2,3-d]pyrimidin-1(2H)-yl]methyl}biphenyl-2-carbonitrile
—— 4-Formyl-5-(6-carbomethoxyhexyl)-thiazol 70778-27-7 C12H17NO3S
4-Formyl-5-(6-carbomethoxyhexyl)-thiazol
—— 4-Nitro-4-trifluoromethylpentansaeure 32827-18-2 C6H8F3NO4
4-Nitro-4-trifluoromethylpentansaeure
—— 4-(2-Thienyl)-5-hydroxy-5-methyl-3-oxocyclopenten 77806-82-7 C10H10O2S
4-(2-Thienyl)-5-hydroxy-5-methyl-3-oxocyclopenten
—— 4-Methoxy-5-acetylbenzofuran-6-O-acetamid 71960-36-6 C13H13NO5
4-Methoxy-5-acetylbenzofuran-6-O-acetamid
—— 4-Nitro-benzoic acid 2-methyl-2,3-dihydro-benzo[b]selenophen-2-ylmethyl ester 65275-30-1 C17H15NO4Se
4-Nitro-benzoic acid 2-methyl-2,3-dihydro-benzo[b]selenophen-2-ylmethyl ester
—— 4-{8-[10-(7,8-dimethyl-2,4-dioxo-3,4,5a,6,7,8,9,9a-octahydro-2<i>H</i>-benzo[<i>g</i>]pteridin-10-yl)-deca-2,4,6,8-tetraenyl]-2,4-dioxo-1,2,3,4,5,6,7,8-octahydro-pteridin-7-yl}-butyric acid 70332-93-3 C32H40N8O6
4-{8-[10-(7,8-dimethyl-2,4-dioxo-3,4,5a,6,7,8,9,9a-octahydro-2<i>H</i>-benzo[<i>g</i>]pteridin-10-yl)-deca-2,4,6,8-tetraenyl]-2,4-dioxo-1,2,3,4,5,6,7,8-octahydro-pteridin-7-yl}-butyric acid
—— (4-diethylaminomethyl-1,2-diphenyl-2,5-dihydro-1<i>H</i>-pyrazol-3-yl)-diethyl-amine 76414-76-1 C24H34N4
(4-diethylaminomethyl-1,2-diphenyl-2,5-dihydro-1<i>H</i>-pyrazol-3-yl)-diethyl-amine
—— 4,6-O-Cyclohexylidensucrose-hexaacetat 67734-32-1 C30H42O17
4,6-O-Cyclohexylidensucrose-hexaacetat
—— (4-{2-[(4-bromophenyl)amino]-benzothiazol-5-yloxy}(2-pyridyl))-N-(2-morpholin-4-ylethyl)-carboxamide 611213-67-3 C25H24BrN5O3S
(4-{2-[(4-bromophenyl)amino]-benzothiazol-5-yloxy}(2-pyridyl))-N-(2-morpholin-4-ylethyl)-carboxamide
—— 4-[[4-chlorobenzyl]oxy]-3-cyano-N-[methylsulfonyl]benzamide 1355632-94-8 C16H13ClN2O4S
4-[[4-chlorobenzyl]oxy]-3-cyano-N-[methylsulfonyl]benzamide
—— 4-[2,5-dihydro-3-[2-[4-[[2-(2-methoxyethoxy)-ethyl]sulfonyl]piperazin-1-yl]ethyl]-4-methyl-2,5-dioxo-1H-pyrrol-1-yl]-2-(trifluoromethyl)-benzonitrile 534607-13-1 C24H29F3N4O6S
4-[2,5-dihydro-3-[2-[4-[[2-(2-methoxyethoxy)-ethyl]sulfonyl]piperazin-1-yl]ethyl]-4-methyl-2,5-dioxo-1H-pyrrol-1-yl]-2-(trifluoromethyl)-benzonitrile
—— 4-(4-fluorophenyl)-7,7-dimethyl-5-oxo-2-sulfanyl-1,4,6,8-tetrahydroquinoline-3-carbonitrile;morpholine 131270-81-0 C4H9NO*C18H17FN2OS
4-(4-fluorophenyl)-7,7-dimethyl-5-oxo-2-sulfanyl-1,4,6,8-tetrahydroquinoline-3-carbonitrile;morpholine
—— 4H-Indol-4-one,1-(3-chlorophenyl)-1,5,6,7-tetrahydro-6,6-dimethyl-2-(4-nitrophenyl)-,oxime 890827-79-9 C22H20ClN3O3
4H-Indol-4-one,1-(3-chlorophenyl)-1,5,6,7-tetrahydro-6,6-dimethyl-2-(4-nitrophenyl)-,oxime
—— 4'-Chloro-biphenyl-4-carboxylic acid {4-[4-(2-methoxy-naphtalen-1-yl)-piperidin-1-yl]-butyl}-amide 443130-68-5 C33H35ClN2O2
4'-Chloro-biphenyl-4-carboxylic acid {4-[4-(2-methoxy-naphtalen-1-yl)-piperidin-1-yl]-butyl}-amide
—— 4-({4-[3-Cyano-6-methoxy-7-(3-pyrrolidin-1-yl-propoxy)-quinolin-4-yl]-piperazine-1-carbonyl}-amino)-benzoic acid methyl ester 460089-23-0 C31H36N6O5
4-({4-[3-Cyano-6-methoxy-7-(3-pyrrolidin-1-yl-propoxy)-quinolin-4-yl]-piperazine-1-carbonyl}-amino)-benzoic acid methyl ester
—— 4-[4-[4-(hydroxycarbamoyl)oxan-4-yl]sulfonyl-N-methylanilino]butanoic acid 476182-55-5 C17H24N2O7S
4-[4-[4-(hydroxycarbamoyl)oxan-4-yl]sulfonyl-N-methylanilino]butanoic acid
—— 4-amino-7-ethylamino-6-nitroquinazoline 168761-64-6 C10H11N5O2
4-amino-7-ethylamino-6-nitroquinazoline
—— 4-Chloro-N-[(R)-5-(2-fluoro-phenyl)-1-methyl-2-oxo-2,3-dihydro-1H-benzo[e][1,4]diazepin-3-yl]-benzamide 103420-80-0 C23H17ClFN3O2
4-Chloro-N-[(R)-5-(2-fluoro-phenyl)-1-methyl-2-oxo-2,3-dihydro-1H-benzo[e][1,4]diazepin-3-yl]-benzamide
—— (4-{3-[5-(1H-Indol-2-yl)-2-methoxy-phenyl]-thioureido}-phenyl)-acetic acid 381216-89-3 C24H21N3O3S
(4-{3-[5-(1H-Indol-2-yl)-2-methoxy-phenyl]-thioureido}-phenyl)-acetic acid
—— (4-methyl-3-amino)pentane-1,1-bisphosphonic acid 183447-59-8 C6H17NO6P2
(4-methyl-3-amino)pentane-1,1-bisphosphonic acid
—— 4,5,8,9-Tetrahydro-7H-thiocino<4,5-d><1,2,3>selenadiazol 141888-57-5 C7H10N2SSe
4,5,8,9-Tetrahydro-7H-thiocino<4,5-d><1,2,3>selenadiazol
—— 4-Chloro-2-(difluoromethyl)quinazoline 1039312-08-7 C9H5ClF2N2
4-Chloro-2-(difluoromethyl)quinazoline
—— {4-[2-(2-chroman-4-ylacetyl)-5-fluoro-1,2,3,4-tetrahydroisoquinolin-8-yl]-3-methoxyphenyl}acetic acid ethyl ester 1445893-49-1 C31H32FNO5
{4-[2-(2-chroman-4-ylacetyl)-5-fluoro-1,2,3,4-tetrahydroisoquinolin-8-yl]-3-methoxyphenyl}acetic acid ethyl ester
—— (4S)-1-[N-(4-carboxy-3-fluorophenyl)aminocarbonylmethyl]-4-[4-methoxy-3-(3R)-tetrahydrofuranyloxyphenyl]-2-pyrrolidone 790298-10-1 C24H25FN2O7
(4S)-1-[N-(4-carboxy-3-fluorophenyl)aminocarbonylmethyl]-4-[4-methoxy-3-(3R)-tetrahydrofuranyloxyphenyl]-2-pyrrolidone
—— 4-oxo-4-phenyl-N-(1-phenylethyl)butyramide 78172-95-9 C18H19NO2
4-oxo-4-phenyl-N-(1-phenylethyl)butyramide
—— 4-chloro-6-(2-furyl)-2-pyridin-4-yl-pyrimidine 350490-77-6 C13H8ClN3O
4-chloro-6-(2-furyl)-2-pyridin-4-yl-pyrimidine