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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-(1H-pyrazol-4-yl)-9-(trifluoromethyl)fluoren-9-ol 1220963-58-5 C17H11F3N2O
    4-(1H-pyrazol-4-yl)-9-(trifluoromethyl)fluoren-9-ol
    —— (4S,5S,6E)-5-hydroxy-4-methyl-6-octen-3-one 130322-10-0 C9H16O2
    (4S,5S,6E)-5-hydroxy-4-methyl-6-octen-3-one
    —— 4-(benzyloxy)-5,7-dihydrofuro[3,4-d]pyrimidin-7-ol 1380349-80-3 C13H12N2O3
    4-(benzyloxy)-5,7-dihydrofuro[3,4-d]pyrimidin-7-ol
    —— 4-methoxyphenyl (2-acetamido-2-deoxy-β-D-galactopyranosyl)-(1->3)-(β-D-galactopyranosyl)-(1->4)-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1->3)-(β-D-galactopyranosyl)-(1->4)-β-D-glucopyranoside 1064679-28-2 C41H64N2O27
    4-methoxyphenyl (2-acetamido-2-deoxy-β-D-galactopyranosyl)-(1->3)-(β-D-galactopyranosyl)-(1->4)-(2-acetamido-2-deoxy-β-D-glucopyranosyl)-(1->3)-(β-D-galactopyranosyl)-(1->4)-β-D-glucopyranoside
    —— 4-(butane-1-sulfonyl)-benzaldehyde 777953-32-9 C11H14O3S
    4-(butane-1-sulfonyl)-benzaldehyde
    —— 4-chloro-5-oxo-2,5-dihydrofuran-3-yl 4-methylbenzenesulfonate 1245731-25-2 C11H9ClO5S
    4-chloro-5-oxo-2,5-dihydrofuran-3-yl 4-methylbenzenesulfonate
    —— [4-(3-Chlorophenyl)piperazin-1-yl][5-(5-ethylthiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidin-2-yl]methanone 438234-60-7 C24H21ClF3N5OS
    [4-(3-Chlorophenyl)piperazin-1-yl][5-(5-ethylthiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidin-2-yl]methanone
    —— 4-(methylamino)-2-(propylthio)pyrimidine-5-carboxylic acid 1191094-47-9 C9H13N3O2S
    4-(methylamino)-2-(propylthio)pyrimidine-5-carboxylic acid
    —— 4-chloro-11-methyl-6-(4'-fluorophenyl)-pyrimido[4,5-b][1,4]benzodiazepine 851071-82-4 C18H12ClFN4
    4-chloro-11-methyl-6-(4'-fluorophenyl)-pyrimido[4,5-b][1,4]benzodiazepine
    —— 4-(3,5-dimethyl-isoxazol-4-yl)-<i>N</i>,<i>N</i>,<i>N</i>-trimethyl-anilinium; iodide 3020-60-8 C14H19N2O*I
    4-(3,5-dimethyl-isoxazol-4-yl)-<i>N</i>,<i>N</i>,<i>N</i>-trimethyl-anilinium; iodide
    —— 4,5-dimethyl-3-(2-methylthiophenyl)-1-(2,4,6-trimethylbenzyl)imidazolium chloride 1438894-02-0 C22H27N2S*Cl
    4,5-dimethyl-3-(2-methylthiophenyl)-1-(2,4,6-trimethylbenzyl)imidazolium chloride
    —— 4-(4-methoxyphenyl)-6-(2-naphthyl)-2-[(4-oxo-4H-3,1-benzoxazin-2-yl)methoxy]nicotinonitrile 1146593-64-7 C32H21N3O4
    4-(4-methoxyphenyl)-6-(2-naphthyl)-2-[(4-oxo-4H-3,1-benzoxazin-2-yl)methoxy]nicotinonitrile
    —— 4,4'-bis-(2-ethoxycarbonyloxy-ethoxy)-biphenyl 110607-20-0 C22H26O8
    4,4'-bis-(2-ethoxycarbonyloxy-ethoxy)-biphenyl
    —— 4-((3-methyl-1,4-dioxo-1,4-dihydronaphthalen-2-yl)methyl)benzonitrile 1189394-14-6 C19H13NO2
    4-((3-methyl-1,4-dioxo-1,4-dihydronaphthalen-2-yl)methyl)benzonitrile
    —— 4-(bromomethyl)phenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside 78617-45-5 C21H25BrO10
    4-(bromomethyl)phenyl 2,3,4,6-tetra-O-acetyl-β-D-glucopyranoside
    —— (4S,6S)-6-{(S)-1-[(3S,5S,8R,9S,10S,13R,14S,17R)-3-(tert-Butyl-diphenyl-silanyloxy)-10,13-dimethyl-15-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-ethyl}-4-isopropyl-tetrahydro-pyran-2-one 733744-41-7 C45H64O4Si
    (4S,6S)-6-{(S)-1-[(3S,5S,8R,9S,10S,13R,14S,17R)-3-(tert-Butyl-diphenyl-silanyloxy)-10,13-dimethyl-15-oxo-hexadecahydro-cyclopenta[a]phenanthren-17-yl]-ethyl}-4-isopropyl-tetrahydro-pyran-2-one
    —— 4-[5-chloro-6-(1,1,1,2,3,3,3-heptadeuteriopropan-2-yloxy)pyridin-3-yl]oxy-N-(dimethylsulfamoyl)-2,5-difluorobenzamide 1446444-10-5 C17H18ClF2N3O5S
    4-[5-chloro-6-(1,1,1,2,3,3,3-heptadeuteriopropan-2-yloxy)pyridin-3-yl]oxy-N-(dimethylsulfamoyl)-2,5-difluorobenzamide
    —— 4-chloro-2-(dimethoxymethylideneamino)phenol 87054-08-8 C9H10ClNO3
    4-chloro-2-(dimethoxymethylideneamino)phenol
    —— 4,4'-(3,5-dimethylenecyclopent-1-ene-1,2-diyl)bis(isopropylbenzene) 128191-81-1 C18H20N4O3*2Cl
    4,4'-(3,5-dimethylenecyclopent-1-ene-1,2-diyl)bis(isopropylbenzene)
    —— 4-(3,3-dimethyl-2,5-dioxo-cyclopentyl)-2,2-dimethyl-valeric acid methyl ester 101262-76-4 C15H24O4
    4-(3,3-dimethyl-2,5-dioxo-cyclopentyl)-2,2-dimethyl-valeric acid methyl ester
    —— 4-methoxy-N-quinolin-2-yl-benzenesulfonamide 33757-76-5 C16H14N2O3S
    4-methoxy-N-quinolin-2-yl-benzenesulfonamide
    —— 4-benzoylamino-2,3,5-tri-O-benzyl-4-deoxy-1-O-trityl-D-arabinitol 176967-30-9 C52H49NO5
    4-benzoylamino-2,3,5-tri-O-benzyl-4-deoxy-1-O-trityl-D-arabinitol
    —— 4-[(6-propionyl-1-methyl-2-oxo-1,2-dihydroquinoxalin-3-yl)-methyl]-benzamidine-hydrochloride 246541-04-8 C20H20N4O2*ClH
    4-[(6-propionyl-1-methyl-2-oxo-1,2-dihydroquinoxalin-3-yl)-methyl]-benzamidine-hydrochloride
    —— 4-(4-Iodobenzenesulfonyl)-1-[1-(4-pyridyl)-4-piperidylmethyl]-2-piperazinone Hydrochloride 239072-34-5 C21H25IN4O3S*ClH
    4-(4-Iodobenzenesulfonyl)-1-[1-(4-pyridyl)-4-piperidylmethyl]-2-piperazinone Hydrochloride
    —— 4-(4-Fluorophenyl)-2-methyl-6-(2-piperidinoethoxy)pyrimidine hydrochloride 178430-25-6 C18H22FN3O*ClH
    4-(4-Fluorophenyl)-2-methyl-6-(2-piperidinoethoxy)pyrimidine hydrochloride
    —— (4-Hydroxy)-4'-methoxyazobenzol 4-(2-(2-ethoxy-ethoxy))carbonyloxycinnamate 33602-01-6 C29H30N2O8
    (4-Hydroxy)-4'-methoxyazobenzol 4-(2-(2-ethoxy-ethoxy))carbonyloxycinnamate
    —— 4-piperidin-1-yl-2-(2-piperidin-1-yl-ethyl)-2-(4-propoxy-phenyl)-butyronitrile 35384-36-2 C25H39N3O
    4-piperidin-1-yl-2-(2-piperidin-1-yl-ethyl)-2-(4-propoxy-phenyl)-butyronitrile
    —— 4-(5-nitro-furan-2-ylmethylene)-2-thioxo-thiazolidin-5-one 37530-42-0 C8H4N2O4S2
    4-(5-nitro-furan-2-ylmethylene)-2-thioxo-thiazolidin-5-one
    —— 4-ethyl-5-phenyl-oxazole-2-carboxylic acid ethyl ester 33123-74-9 C14H15NO3
    4-ethyl-5-phenyl-oxazole-2-carboxylic acid ethyl ester
    —— 4-Hydroxy-5-<4-nitro-benzolsulfonyl>-4,5-borazaro-thieno-<2,3-c>pyridin 36335-83-8 C11H8BN3O5S2
    4-Hydroxy-5-<4-nitro-benzolsulfonyl>-4,5-borazaro-thieno-<2,3-c>pyridin
    —— 4,6-Dibrom-7-hydroxy-3-methylbenzo<b>thiophen 38828-53-4 C9H6Br2OS
    4,6-Dibrom-7-hydroxy-3-methylbenzo<b>thiophen
    —— 4-benzylamino-6-methyl-1-phenyl-1<i>H</i>-pyrimidin-2-one 39807-08-4 C18H17N3O
    4-benzylamino-6-methyl-1-phenyl-1<i>H</i>-pyrimidin-2-one
    —— 4-(4-fluorobenzyl)-3,4-dihydronaphthalen-1(2H)-one 692728-86-2 C17H15FO
    4-(4-fluorobenzyl)-3,4-dihydronaphthalen-1(2H)-one
    —— 4-[[(2S)-oxolan-2-yl]methoxy]-N-[(3R)-7-(pyrrolidin-1-ylmethyl)-3,4-dihydro-2H-chromen-3-yl]benzamide 1119017-01-4 C26H32N2O4
    4-[[(2S)-oxolan-2-yl]methoxy]-N-[(3R)-7-(pyrrolidin-1-ylmethyl)-3,4-dihydro-2H-chromen-3-yl]benzamide
    —— 4-[2-(4-chloroanilino)-4-phenyl-1,3-thiazole-5-carbonyl]-3-(4-methoxyphenyl)oxadiazol-3-ium-5-olate 108107-45-5 C25H17ClN4O4S
    4-[2-(4-chloroanilino)-4-phenyl-1,3-thiazole-5-carbonyl]-3-(4-methoxyphenyl)oxadiazol-3-ium-5-olate
    —— 4-Oxo-pentanoic acid (2R,3R,4S,5R,6S)-3,5-bis-benzyloxy-6-[(2R,3S,4R,5R,6S)-4-benzyloxy-2-benzyloxymethyl-5-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-6-(4-methoxy-phenoxy)-tetrahydro-pyran-3-yloxy]-4-hydroxy-tetrahydro-pyran-2-ylmethyl ester 148437-23-4 C60H61NO15
    4-Oxo-pentanoic acid (2R,3R,4S,5R,6S)-3,5-bis-benzyloxy-6-[(2R,3S,4R,5R,6S)-4-benzyloxy-2-benzyloxymethyl-5-(1,3-dioxo-1,3-dihydro-isoindol-2-yl)-6-(4-methoxy-phenoxy)-tetrahydro-pyran-3-yloxy]-4-hydroxy-tetrahydro-pyran-2-ylmethyl ester
    —— 4-[(5S,6R)-2,5,6-Trimethyl-cyclohex-2-en-(E)-ylidene]-butan-2-one 77399-35-0 C13H20O
    4-[(5S,6R)-2,5,6-Trimethyl-cyclohex-2-en-(E)-ylidene]-butan-2-one
    —— 4-N-Phenylcarbamoylmethyl-2-methylthio-1,3-dithiole 90403-84-2 C12H13NOS3
    4-N-Phenylcarbamoylmethyl-2-methylthio-1,3-dithiole
    —— 4-methoxyphenyl O-(3-O-allyloxycarbonyl-2-deoxy-4,6-O-isopropylidene-2-phthalimido-β-D-glucopyranosyl)-(1[*]4)-6-O-levulinoyl-2,3-di-O-p-toluoyl-β-D-glucopyranoside 153984-87-3 C55H57NO19
    4-methoxyphenyl O-(3-O-allyloxycarbonyl-2-deoxy-4,6-O-isopropylidene-2-phthalimido-β-D-glucopyranosyl)-(1[*]4)-6-O-levulinoyl-2,3-di-O-p-toluoyl-β-D-glucopyranoside
    —— 4-[2-(2,4-dichloroanilino)-4-phenyl-1,3-thiazole-5-carbonyl]-3-(4-methoxyphenyl)oxadiazol-3-ium-5-olate 108107-53-5 C25H16Cl2N4O4S
    4-[2-(2,4-dichloroanilino)-4-phenyl-1,3-thiazole-5-carbonyl]-3-(4-methoxyphenyl)oxadiazol-3-ium-5-olate
    —— 4-(benzyloxy)-N-((5-nitro-1H-benzo[d]imidazol-1-yl)methyl)aniline 1277185-32-6 C21H18N4O3
    4-(benzyloxy)-N-((5-nitro-1H-benzo[d]imidazol-1-yl)methyl)aniline
    —— 4,8-Dimethyl-1,4,8,11-tetrazacyclotetradecane-2,10-dione 128207-44-3 C12H24N4O2
    4,8-Dimethyl-1,4,8,11-tetrazacyclotetradecane-2,10-dione
    —— 4-bromo-butylphosphonic dichloride 146849-48-1 C4H8BrCl2OP
    4-bromo-butylphosphonic dichloride
    —— (4S)-3-[(2R)-2-methyl-3-phenylmethoxypropanoyl]-4-propan-2-yl-1,3-oxazolidin-2-one 80697-99-0 C17H23NO4
    (4S)-3-[(2R)-2-methyl-3-phenylmethoxypropanoyl]-4-propan-2-yl-1,3-oxazolidin-2-one
    —— 4-(2-Chloro-phenyl)-2-{2-[4-(2-diethylamino-ethyl)-piperazin-1-yl]-ethoxymethyl}-6-methyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-ethyl ester 5-methyl ester 103069-10-9 C30H45ClN4O5
    4-(2-Chloro-phenyl)-2-{2-[4-(2-diethylamino-ethyl)-piperazin-1-yl]-ethoxymethyl}-6-methyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-ethyl ester 5-methyl ester
    —— 4-[4-amino-5-(2,6-difluoro-benzoyl)-thiazol-2-ylamino]-N-(2-dimethylamino-1S-methyl-ethyl)-N-methyl-benzamide 486414-24-8 C23H25F2N5O2S
    4-[4-amino-5-(2,6-difluoro-benzoyl)-thiazol-2-ylamino]-N-(2-dimethylamino-1S-methyl-ethyl)-N-methyl-benzamide
    —— 4,5α-Epoxy-4β-deutero-cholestan-6-on 35451-26-4 C27H44O2
    4,5α-Epoxy-4β-deutero-cholestan-6-on
    —— 4-butyl-3-oxo-1-thia-4,8-diaza-spiro[4.5]decane-8-carboxylic acid ethyl ester 32522-08-0 C14H24N2O3S
    4-butyl-3-oxo-1-thia-4,8-diaza-spiro[4.5]decane-8-carboxylic acid ethyl ester
    —— 4-Allyloxy-7-methoxy-8-methyl-cumarin 33145-60-7 C14H14O4
    4-Allyloxy-7-methoxy-8-methyl-cumarin
    —— 4-Methoxyfluoranthen-12-sulfonylchlorid 28609-72-5 C17H11ClO3S
    4-Methoxyfluoranthen-12-sulfonylchlorid