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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4S,5R)-3-allyl-4-methyl-5-vinyloxazolidin-2-one 1020084-74-5 C9H13NO2
    (4S,5R)-3-allyl-4-methyl-5-vinyloxazolidin-2-one
    —— 4-(3-methylbut-2-en-1-yl)thiomorpholine 1262835-74-4 C9H17NS
    4-(3-methylbut-2-en-1-yl)thiomorpholine
    —— 4-Nitro-3'-hydroxydiphenyl-disulfid 21101-59-7 C12H9NO3S2
    4-Nitro-3'-hydroxydiphenyl-disulfid
    —— 4,5,9,14-tetrahydro-8b,14b-methanotribenzo<ab:e:hi>cyclododecene 134295-80-0 C23H20
    4,5,9,14-tetrahydro-8b,14b-methanotribenzo<ab:e:hi>cyclododecene
    —— 4-azi-1-methyladamantane 1226893-33-9 C11H16N2
    4-azi-1-methyladamantane
    —— 4-O-acetyl-2,3,5-tri-S-benzyl-2,3,5-trithio-D-ribose dibenzyl dithioacetal 77735-74-1 C42H44O2S5
    4-O-acetyl-2,3,5-tri-S-benzyl-2,3,5-trithio-D-ribose dibenzyl dithioacetal
    —— (+)-(4R,5S)-8'-benzyloxy-5'-methoxy-2,2,5-trimethyl-3',4'-dihydrospiro<1,3-dioxolan-4,2'(1'H)-naphthalene> 96290-99-2 C23H28O4
    (+)-(4R,5S)-8'-benzyloxy-5'-methoxy-2,2,5-trimethyl-3',4'-dihydrospiro<1,3-dioxolan-4,2'(1'H)-naphthalene>
    —— 4-methoxyphenyl 3,6-di-O-benzyl-β-D-mannopyranosyl-(1->4)-D-xylopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-mannopyranosyl-(1->4)-2,3-di-O-benzyl-α-D-xylopyranoside 1350309-69-1 C78H86O20
    4-methoxyphenyl 3,6-di-O-benzyl-β-D-mannopyranosyl-(1->4)-D-xylopyranosyl-(1->4)-2,3,6-tri-O-benzyl-β-D-mannopyranosyl-(1->4)-2,3-di-O-benzyl-α-D-xylopyranoside
    —— (4RS,1'RS)-4,5-dihydro-2-(1-phenylmethyl-3-butenyl)-4-(phenylmethyl)oxazole 93684-36-7 C21H23NO
    (4RS,1'RS)-4,5-dihydro-2-(1-phenylmethyl-3-butenyl)-4-(phenylmethyl)oxazole
    —— 4-[1-{4-[4-Methoxy-3-(6-methoxy-pyridin-3-ylmethyl)-phenoxy]-3,5-dimethyl-phenyl}-meth-(E)-ylidene]-2-methyl-4H-oxazol-5-one 105211-20-9 C27H26N2O5
    4-[1-{4-[4-Methoxy-3-(6-methoxy-pyridin-3-ylmethyl)-phenoxy]-3,5-dimethyl-phenyl}-meth-(E)-ylidene]-2-methyl-4H-oxazol-5-one
    —— 4-Pyridazin-4-ylbenzonitrile 1107608-86-5 C11H7N3
    4-Pyridazin-4-ylbenzonitrile
    —— 4-hydroxy-3-(2-methylphenylacetyl)-1-(3-trifluoromethylphenyl)-1,8-naphthyridin-2(1H)-one 929612-66-8 C24H17F3N2O3
    4-hydroxy-3-(2-methylphenylacetyl)-1-(3-trifluoromethylphenyl)-1,8-naphthyridin-2(1H)-one
    —— 4-[3-(4-cyanophenyl)-2-hydroxy-2-methyl-1-oxopropyl]morpholine 1207506-78-2 C15H18N2O3
    4-[3-(4-cyanophenyl)-2-hydroxy-2-methyl-1-oxopropyl]morpholine
    —— 4-pentenyl O-[(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-(1->6)-(2,3,4-tri-O-acetyl-β-D-mannopyranosyl)]-(1->4)-2-acetamido-3,6-di-O-acetyl-2-deoxy-β-D-glucopyranoside 895162-01-3 C43H61NO25
    4-pentenyl O-[(2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl)-(1->6)-(2,3,4-tri-O-acetyl-β-D-mannopyranosyl)]-(1->4)-2-acetamido-3,6-di-O-acetyl-2-deoxy-β-D-glucopyranoside
    —— 4-[α-(2',6'-dichloroanilino)-methyl]-imidazole 87471-81-6 C10H9Cl2N3
    4-[α-(2',6'-dichloroanilino)-methyl]-imidazole
    —— 4-[α-(3',5'-dichloroanilino)-methyl]-5-methylimidazole 87471-68-9 C11H11Cl2N3
    4-[α-(3',5'-dichloroanilino)-methyl]-5-methylimidazole
    —— 4-chloro-2-cycloheptyl-1H-imidazo[4,5-c]quinoline 890087-04-4 C17H18ClN3
    4-chloro-2-cycloheptyl-1H-imidazo[4,5-c]quinoline
    —— 4-acetoxy-8-chloro-6-phenyl-4H-s-triazolo[4,3-a][1,5]benzodiazepin-5-one 55151-20-7 C18H13ClN4O3
    4-acetoxy-8-chloro-6-phenyl-4H-s-triazolo[4,3-a][1,5]benzodiazepin-5-one
    —— 4-[7-[(2,4-dichlorophenyl)methylamino]pyrazolo[1,5-a]pyrimidin-5-yl]-N-methylbenzamide 940282-15-5 C21H17Cl2N5O
    4-[7-[(2,4-dichlorophenyl)methylamino]pyrazolo[1,5-a]pyrimidin-5-yl]-N-methylbenzamide
    —— 4-Hydroxy-4'-isothiocyano-diphenylamin 27163-27-5 C13H10N2OS
    4-Hydroxy-4'-isothiocyano-diphenylamin
    —— 4-[(3R)-3-aminopyrrolidin-1-yl]-7-propylfuro[3,2-d]pyrimidin-2-amine 1188283-19-3 C13H19N5O
    4-[(3R)-3-aminopyrrolidin-1-yl]-7-propylfuro[3,2-d]pyrimidin-2-amine
    —— 4-(7-methoxy-4-oxo-1,2,3-benzotriazin-3(4H)-yl)-2-{[4-(6-methoxypyridin-3-yl)phenyl]sulfanyl}butanoic acid 1369801-49-9 C24H22N4O5S
    4-(7-methoxy-4-oxo-1,2,3-benzotriazin-3(4H)-yl)-2-{[4-(6-methoxypyridin-3-yl)phenyl]sulfanyl}butanoic acid
    —— 4-Methoxybenzoic acid 2-[(3-bromo-4-ethoxy-5-methoxyphenyl)methylene]hydrazide 357420-39-4 C18H19BrN2O4
    4-Methoxybenzoic acid 2-[(3-bromo-4-ethoxy-5-methoxyphenyl)methylene]hydrazide
    —— 4-decahydro[2]naphthyl-butan-1-ol 859985-12-9 C14H26O
    4-decahydro[2]naphthyl-butan-1-ol
    —— 4-Isopropyl-3-methyl-5-phenyl-1,2,4-oxadiazolium Hexachloroantimonate 143593-61-7 C12H15N2O*Cl6Sb
    4-Isopropyl-3-methyl-5-phenyl-1,2,4-oxadiazolium Hexachloroantimonate
    —— 4-[6-(4-bromo-phenyl)-2,2-dioxo-3,4-dihydro-2<i>H</i>-2λ<sup>6</sup>-[1,2]dithiin-4-yl]-morpholine 58400-21-8 C14H16BrNO3S2
    4-[6-(4-bromo-phenyl)-2,2-dioxo-3,4-dihydro-2<i>H</i>-2λ<sup>6</sup>-[1,2]dithiin-4-yl]-morpholine
    —— 4,5,6-Trimethoxy-1,1-dimethyl-phthalan 101268-63-7 C13H18O4
    4,5,6-Trimethoxy-1,1-dimethyl-phthalan
    —— 4-Dimethylamino-ethoxy-4'-isothiocyano-diphenylamin 27163-34-4 C17H19N3OS
    4-Dimethylamino-ethoxy-4'-isothiocyano-diphenylamin
    —— 4-(3,4-difluorophenyl)-2-(piperazin-1-yl)pyrimidine dihydrochloride 1143623-66-8 C14H14F2N4
    4-(3,4-difluorophenyl)-2-(piperazin-1-yl)pyrimidine dihydrochloride
    —— 4-(4,4'-Dihydroxy-benzhydryl)-thiazol 13004-53-0 C16H13NO2S
    4-(4,4'-Dihydroxy-benzhydryl)-thiazol
    —— 4-(8-chloro-5-oxo-10,11-dihydro-5H-pyrrolo[2,1-c][1,4]benzodiazepin-11-yl)benzonitrile 1268271-16-4 C19H12ClN3O
    4-(8-chloro-5-oxo-10,11-dihydro-5H-pyrrolo[2,1-c][1,4]benzodiazepin-11-yl)benzonitrile
    —— [4-(5-<i>tert</i>-butyl-benzooxazol-2-yl)-benzyl]-phosphonic acid diethyl ester 67563-44-4 C22H28NO4P
    [4-(5-<i>tert</i>-butyl-benzooxazol-2-yl)-benzyl]-phosphonic acid diethyl ester
    —— 4,5-dichloro-thiophene-2-sulfonic acid [2-(1-methyl-2,3-dioxo-2,3-dihydro-1H-indol-4-yloxy)acetyl]amide 883001-12-5 C15H10Cl2N2O6S2
    4,5-dichloro-thiophene-2-sulfonic acid [2-(1-methyl-2,3-dioxo-2,3-dihydro-1H-indol-4-yloxy)acetyl]amide
    —— 4-butyl-5-(4-nitrophenyl)-2H-1,2,3-triazole 1273327-03-9 C12H14N4O2
    4-butyl-5-(4-nitrophenyl)-2H-1,2,3-triazole
    —— 4-methoxy-<i>N</i><sup>2</sup>-methyl-benzene-1,2-diamine; dihydrochloride 55783-47-6 C8H12N2O*2ClH
    4-methoxy-<i>N</i><sup>2</sup>-methyl-benzene-1,2-diamine; dihydrochloride
    —— 4-acetyl-2-formylpyrrole-1-carboxylic acid methyl ester 1070987-26-6 C9H9NO4
    4-acetyl-2-formylpyrrole-1-carboxylic acid methyl ester
    —— 4-diethylcarbamoyl-1,4-diazabicyclo<4.3.0>nonan-5-one 88337-76-2 C12H21N3O2
    4-diethylcarbamoyl-1,4-diazabicyclo<4.3.0>nonan-5-one
    —— 4,4-dimethyl-2-(3-methylphenyl)-2-thiazoline 1062213-79-9 C12H15NS
    4,4-dimethyl-2-(3-methylphenyl)-2-thiazoline
    —— 4-[9-(2,3,4,5,6-pentadeuteriophenyl)-9-azahexacyclo[13.6.2.02,10.03,8.012,22.019,23]tricosa-1(22),2(10),3,5,7,11,13,15(23),16,18,20-undecaen-18-yl]-N,N-diphenylaniline 1373131-67-9 C46H30N2
    4-[9-(2,3,4,5,6-pentadeuteriophenyl)-9-azahexacyclo[13.6.2.02,10.03,8.012,22.019,23]tricosa-1(22),2(10),3,5,7,11,13,15(23),16,18,20-undecaen-18-yl]-N,N-diphenylaniline
    —— 4-(3,4-dihydroquinolin-1(2H)-yl)-4-methylpentan-2-ol 1605294-35-6 C15H23NO
    4-(3,4-dihydroquinolin-1(2H)-yl)-4-methylpentan-2-ol
    —— 4-(1H-pyrrolidin-3-yl-2,5-dione)-7-oxa-2-azabicyclo[2.2.1]hept-5-ene 1416803-75-2 C9H10N2O3
    4-(1H-pyrrolidin-3-yl-2,5-dione)-7-oxa-2-azabicyclo[2.2.1]hept-5-ene
    —— 4-phenyl-2,4,6-triazatricyclo[7.5.0.02,6]tetradeca-8,11,13-triene-3,5-dione 108404-56-4 C17H15N3O2
    4-phenyl-2,4,6-triazatricyclo[7.5.0.02,6]tetradeca-8,11,13-triene-3,5-dione
    —— 4-(5-<i>tert</i>-butyl-4-methoxy-2-methyl-phenyl)-1-phenyl-[1,2,4]triazolidine-3,5-dione 100436-41-7 C20H23N3O3
    4-(5-<i>tert</i>-butyl-4-methoxy-2-methyl-phenyl)-1-phenyl-[1,2,4]triazolidine-3,5-dione
    —— 4-chloro-3-[5-oxo-1-(2,2,2-trifluoro-ethyl)-2,5-dihydro-1<i>H</i>-pyrazol-3-ylamino]-benzenesulfonic acid 4-(1,1,3,3-tetramethyl-butyl)-phenyl ester 55034-50-9 C25H29ClF3N3O4S
    4-chloro-3-[5-oxo-1-(2,2,2-trifluoro-ethyl)-2,5-dihydro-1<i>H</i>-pyrazol-3-ylamino]-benzenesulfonic acid 4-(1,1,3,3-tetramethyl-butyl)-phenyl ester
    —— 4-nitrophenyl α-D-mannopyranosyl-(1→6)-[α-D-mannopyranosyl-(1→3)]-α-D-mannopyranoside 443346-78-9 C24H35NO18
    4-nitrophenyl α-D-mannopyranosyl-(1→6)-[α-D-mannopyranosyl-(1→3)]-α-D-mannopyranoside
    —— 4-Methyl-2-(4-antipyrinylamino)thiazol 94000-58-5 C15H16N4OS
    4-Methyl-2-(4-antipyrinylamino)thiazol
    —— 4-[N,N-di(4-tolyl)amino]benzaldehyde 4-chlorobenzoylhydrazone 1612251-95-2 C28H24ClN3O
    4-[N,N-di(4-tolyl)amino]benzaldehyde 4-chlorobenzoylhydrazone
    —— 4-((4-chloro-2-hydroxyphenyl)diazenyl)-3-isopropyl-1-(4-methoxyphenyl)-1H-pyrazol-5(4H)-one 1448996-32-4 C19H19ClN4O3
    4-((4-chloro-2-hydroxyphenyl)diazenyl)-3-isopropyl-1-(4-methoxyphenyl)-1H-pyrazol-5(4H)-one
    —— 4-amino-3-hydroxy-[2]naphthoic acid-[1]naphthylamide 110146-77-5 C21H16N2O2
    4-amino-3-hydroxy-[2]naphthoic acid-[1]naphthylamide
    —— 4-(3-Methyl-benzoyl)-piperidine-1-carboxylic acid phenyl ester 64671-26-7 C20H21NO3
    4-(3-Methyl-benzoyl)-piperidine-1-carboxylic acid phenyl ester