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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 3',4'-benzo-2',4-dihydroxychalcone 125574-10-9 C19H14O3
    3',4'-benzo-2',4-dihydroxychalcone
    —— 3-(2-Amino-4-fluoranilino)thiophen-2-carbonsaeuremethylester 61325-58-4 C12H11FN2O2S
    3-(2-Amino-4-fluoranilino)thiophen-2-carbonsaeuremethylester
    —— 3-hydroxy-4-(2-ethyl-3-methyl-1-phenyl-5-oxo-2,5-dihydro-1H-pyrazol-4-yl)-3-cyclobuten-1,2-dione 916319-10-3 C16H14N2O4
    3-hydroxy-4-(2-ethyl-3-methyl-1-phenyl-5-oxo-2,5-dihydro-1H-pyrazol-4-yl)-3-cyclobuten-1,2-dione
    —— 3,3,3,3',3',3'-hexachloro-1,1'-(6,6'-dimethyl-2,2'-disulfanediyl-di-quinolin-4-yl)-bis-propan-2-ol 68311-88-6 C26H22Cl6N2O2S2
    3,3,3,3',3',3'-hexachloro-1,1'-(6,6'-dimethyl-2,2'-disulfanediyl-di-quinolin-4-yl)-bis-propan-2-ol
    —— 3,5-bis-(4-chloro-phenyl)-4,5-dihydro-pyrazole-1-carboxylic acid 4-chloro-<i>N</i>-methyl-anilide 66153-74-0 C23H18Cl3N3O
    3,5-bis-(4-chloro-phenyl)-4,5-dihydro-pyrazole-1-carboxylic acid 4-chloro-<i>N</i>-methyl-anilide
    —— 3-(1-Ethoxycarbonyl-2-keto-3-methylcyclohexyl)-propionsaeuremethylester 67600-54-8 C14H22O5
    3-(1-Ethoxycarbonyl-2-keto-3-methylcyclohexyl)-propionsaeuremethylester
    —— 3-(4-chlorophenyl)-3-phenylprop-1-ene-1,1-dicarbonitrile 1042964-72-6 C17H11ClN2
    3-(4-chlorophenyl)-3-phenylprop-1-ene-1,1-dicarbonitrile
    —— 3-(2,2-Dimethyl-propyl)-3a-methyl-5-phenyl-3a,6-dihydro-3H-imidazo[1,2-d]tetrazole 142868-40-4 C15H21N5
    3-(2,2-Dimethyl-propyl)-3a-methyl-5-phenyl-3a,6-dihydro-3H-imidazo[1,2-d]tetrazole
    —— 3,4,6-tri-O-acetyl-2-deoxy-2-fluoro-β-D-glucopyranosyl fluoride 29069-93-0 C12H16F2O7
    3,4,6-tri-O-acetyl-2-deoxy-2-fluoro-β-D-glucopyranosyl fluoride
    —— 3-chloro-N-(4-cyano-2-nitrophenyl)-2-methyl-4,6-dinitroaniline 1334791-41-1 C14H8ClN5O6
    3-chloro-N-(4-cyano-2-nitrophenyl)-2-methyl-4,6-dinitroaniline
    —— 3-amino-6-(diethoxyphosphoryl)-3H-thiazolo-[3,2-b][1,2,4]triazol-7-ium chloride 1437786-14-5 C8H14N4O3PS*Cl
    3-amino-6-(diethoxyphosphoryl)-3H-thiazolo-[3,2-b][1,2,4]triazol-7-ium chloride
    —— [(3R)-3-[(3aR,5R,6R,6aR)-6-[(Z)-but-2-enyl]-6-methoxy-2,2-dimethyl-5,6a-dihydro-3aH-furo[2,3-d][1,3]dioxol-5-yl]hept-6-en-1-yn-3-yl]oxy-triethylsilane 869670-20-2 C25H42O5Si
    [(3R)-3-[(3aR,5R,6R,6aR)-6-[(Z)-but-2-enyl]-6-methoxy-2,2-dimethyl-5,6a-dihydro-3aH-furo[2,3-d][1,3]dioxol-5-yl]hept-6-en-1-yn-3-yl]oxy-triethylsilane
    —— 3,3-bis-(4-acetoxy-3,5-dibromo-phenyl)-phthalide 104541-40-4 C24H14Br4O6
    3,3-bis-(4-acetoxy-3,5-dibromo-phenyl)-phthalide
    —— 3-bromo-1-methyl-1H-1,2,4-triazol-5-amine 1365957-74-9 C3H5BrN4
    3-bromo-1-methyl-1H-1,2,4-triazol-5-amine
    —— 3-methoxy-4-phenylbicyclo[3.2.1]octa-3,6-dien-2-one 108734-00-5 C15H14O2
    3-methoxy-4-phenylbicyclo[3.2.1]octa-3,6-dien-2-one
    —— 3-Benzyl-1-piperidin-4-ylmethyl-piperidin-2-one 340962-74-5 C18H26N2O
    3-Benzyl-1-piperidin-4-ylmethyl-piperidin-2-one
    —— (-)-3-<3-<<(4-ethoxyphenyl)carbamoyl>oxy>phenyl>-N-propylpiperidine 110174-92-0 C23H30N2O3
    (-)-3-<3-<<(4-ethoxyphenyl)carbamoyl>oxy>phenyl>-N-propylpiperidine
    —— 3-[trans 4-(4-acetyl-piperazine-1-carbonyl)cyclohexylmethyl]-5-bromo-1-methyl-1,3-dihydro-imidazo[4,5-b]pyridin-2-one 1402006-34-1 C21H28BrN5O3
    3-[trans 4-(4-acetyl-piperazine-1-carbonyl)cyclohexylmethyl]-5-bromo-1-methyl-1,3-dihydro-imidazo[4,5-b]pyridin-2-one
    —— 3-(1-methyl-2-oxo-1,2-dihydro-3H-imidazo[4,5-b]pyridin-3-yl)propanoic acid 1613148-70-1 C10H11N3O3
    3-(1-methyl-2-oxo-1,2-dihydro-3H-imidazo[4,5-b]pyridin-3-yl)propanoic acid
    —— (3-chloro-but-2-enyl)-isobutyl-malonic acid diethyl ester 101085-53-4 C15H25ClO4
    (3-chloro-but-2-enyl)-isobutyl-malonic acid diethyl ester
    —— 3-hydroxy-3-(2-phenylethyl)pentane-2,4-dione 1269425-02-6 C13H16O3
    3-hydroxy-3-(2-phenylethyl)pentane-2,4-dione
    —— (3β,5α,20S)-3-(benzoyloxy)-15-oxopregn-8(14)-ene-20-carboxaldehyde 117151-64-1 C29H36O4
    (3β,5α,20S)-3-(benzoyloxy)-15-oxopregn-8(14)-ene-20-carboxaldehyde
    —— 3-methoxy-5-(3-methoxyphenyl)naphtho[2,1-g]quinoline-7,12-dione 86927-83-5 C25H17NO4
    3-methoxy-5-(3-methoxyphenyl)naphtho[2,1-g]quinoline-7,12-dione
    —— (3-azido-4-fluorophenyl)methyl diazomethyl ketone 858972-21-1 C9H6FN5O
    (3-azido-4-fluorophenyl)methyl diazomethyl ketone
    —— 3,5-dimethyl-4'-phenoxybiphenyl-4-amine 934273-86-6 C20H19NO
    3,5-dimethyl-4'-phenoxybiphenyl-4-amine
    —— 3-bromo-4,7-dimethyl-1,10-phenanthroline 874218-82-3 C14H11BrN2
    3-bromo-4,7-dimethyl-1,10-phenanthroline
    —— 3-(2-Chloro-phenyl)-6-hydroxy-2-thioxo-1-p-tolyl-5-o-tolylazo-2,3-dihydro-1H-pyrimidin-4-one 76153-31-6 C24H19ClN4O2S
    3-(2-Chloro-phenyl)-6-hydroxy-2-thioxo-1-p-tolyl-5-o-tolylazo-2,3-dihydro-1H-pyrimidin-4-one
    —— 3,3'-bis(phenylacetoxy)-2,2'-bi-indolyl 84312-13-0 C32H24N2O4
    3,3'-bis(phenylacetoxy)-2,2'-bi-indolyl
    —— (3S,4'S,4''R,5'R)-2-acetyl-4-methoxy-3-(2',2',2'',2''-tetramethyl-4',4''-bi-1,3-dioxolan-5'-yl)-1,2-oxazinane 1104460-76-5 C17H29NO7
    (3S,4'S,4''R,5'R)-2-acetyl-4-methoxy-3-(2',2',2'',2''-tetramethyl-4',4''-bi-1,3-dioxolan-5'-yl)-1,2-oxazinane
    —— 3-(2-Chloro-phenyl)-6-hydroxy-5-(4-methoxy-phenylazo)-2-thioxo-1-o-tolyl-2,3-dihydro-1H-pyrimidin-4-one 76153-50-9 C24H19ClN4O3S
    3-(2-Chloro-phenyl)-6-hydroxy-5-(4-methoxy-phenylazo)-2-thioxo-1-o-tolyl-2,3-dihydro-1H-pyrimidin-4-one
    —— 3-amino-2-(4-bromophenyl)-6,8-dichloroquinoline-4-carboxylic acid 1252645-52-5 C16H9BrCl2N2O2
    3-amino-2-(4-bromophenyl)-6,8-dichloroquinoline-4-carboxylic acid
    —— 3-acetyl-1-benzyl-5-methyl-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester 65942-83-8 C16H18N2O3
    3-acetyl-1-benzyl-5-methyl-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester
    —— 3-(4-chloro-phenyl)-5-(4-isopropyl-phenyl)-4,5-dihydro-pyrazole-1-carboxylic acid 4-chloro-anilide 50799-66-1 C25H23Cl2N3O
    3-(4-chloro-phenyl)-5-(4-isopropyl-phenyl)-4,5-dihydro-pyrazole-1-carboxylic acid 4-chloro-anilide
    —— 3-(bromomethyl)-5-(tert-butyl)-2',3',4',5',6'-pentamethyl-[1,1'-biphenyl]-2-ol 1613543-69-3 C22H29BrO
    3-(bromomethyl)-5-(tert-butyl)-2',3',4',5',6'-pentamethyl-[1,1'-biphenyl]-2-ol
    —— 3-ethoxy-2-phenyl-2-cyclohexen-1-one 73960-97-1 C14H16O2
    3-ethoxy-2-phenyl-2-cyclohexen-1-one
    —— 3-Brom-1,5-bis(dimethylamino)pentamethinium-perchlorat 130032-10-9 C9H16BrN2*ClO4
    3-Brom-1,5-bis(dimethylamino)pentamethinium-perchlorat
    —— 3-(1-Benzofuran-2-yl)-1,2-dihydropyrrol-5-one 107037-06-9 C12H9NO2
    3-(1-Benzofuran-2-yl)-1,2-dihydropyrrol-5-one
    —— 3-Hydroxymethyl-2-heptafluorpropyl-bicyclo<2.2.1>hepten-(5) 731-32-8 C11H11F7O
    3-Hydroxymethyl-2-heptafluorpropyl-bicyclo<2.2.1>hepten-(5)
    —— 3,α<sup>5</sup>-o-Dibenzyl-4-pyridoxamid 59668-89-2 C22H22N2O3
    3,α<sup>5</sup>-o-Dibenzyl-4-pyridoxamid
    —— 3-p-Toluoylvinyl-9-methylcarbazol 51080-25-2 C23H19NO
    3-p-Toluoylvinyl-9-methylcarbazol
    —— 3,5-Dinitro-benzoic acid 3-methyl-tetrahydro-thiophen-3-yl ester 64844-32-2 C12H12N2O6S
    3,5-Dinitro-benzoic acid 3-methyl-tetrahydro-thiophen-3-yl ester
    —— 3-methoxycarbonyl-1,6-dimethyl-1-aza-bicyclo[2.2.2]oct-2-enium; iodide 33816-58-9 C11H18NO2*I
    3-methoxycarbonyl-1,6-dimethyl-1-aza-bicyclo[2.2.2]oct-2-enium; iodide
    —— 3,6,7-trimethyl-3,4,4a,5,6,7-hexahydro-pyrano[3,4-<i>c</i>]pyridin-1-one 50790-81-3 C11H17NO2
    3,6,7-trimethyl-3,4,4a,5,6,7-hexahydro-pyrano[3,4-<i>c</i>]pyridin-1-one
    —— 3,3-dimethyl-2-oxo-2,3-dihydro-1<i>H</i>-pyrrolo[3,2-<i>c</i>]quinoline-4-carbonitrile 56820-52-1 C14H11N3O
    3,3-dimethyl-2-oxo-2,3-dihydro-1<i>H</i>-pyrrolo[3,2-<i>c</i>]quinoline-4-carbonitrile
    —— 3-Phenoxyacetamido-4-chromanon 60926-16-1 C17H15NO4
    3-Phenoxyacetamido-4-chromanon
    —— 3-methyl-2,5-dihydro-1H-pyrrole hydrochloride 100351-03-9 C5H9N*ClH
    3-methyl-2,5-dihydro-1H-pyrrole hydrochloride
    —— (3aR,7aS)-1-Acetyl-7a-benzo[1,3]dioxol-5-yl-5-methyl-2,3-dioxo-1,2,3,4,7,7a-hexahydro-indole-3a-carboxylic acid ethyl ester 130894-05-2 C21H21NO7
    (3aR,7aS)-1-Acetyl-7a-benzo[1,3]dioxol-5-yl-5-methyl-2,3-dioxo-1,2,3,4,7,7a-hexahydro-indole-3a-carboxylic acid ethyl ester
    —— 3-benzyloxy-6,7-dimethoxy-1-methyl-4-nitroisoquinoline 116441-68-0 C19H18N2O5
    3-benzyloxy-6,7-dimethoxy-1-methyl-4-nitroisoquinoline
    —— (3′aR,4′R,6′aS)-4′,6′a-dihydro-3′aH-spiro[cyclohexane-1,2′-cyclopenta[d][1,3]dioxole]-4′-ol 134677-23-9 C11H16O3
    (3′aR,4′R,6′aS)-4′,6′a-dihydro-3′aH-spiro[cyclohexane-1,2′-cyclopenta[d][1,3]dioxole]-4′-ol
    —— 3-Ethyl-4,8-dihydroxy-5-[2-hydroxy-3-(naphthalen-1-yloxy)-propyl]-13-methyl-1,3,4,7,8,13,13a,13b-octahydro-2H,6H-2,7-cyclo-6,8a-methano-pyrido[1',2':1,2]azepino[3,4-b]indol-5-ium 58892-95-8 C33H39N2O4
    3-Ethyl-4,8-dihydroxy-5-[2-hydroxy-3-(naphthalen-1-yloxy)-propyl]-13-methyl-1,3,4,7,8,13,13a,13b-octahydro-2H,6H-2,7-cyclo-6,8a-methano-pyrido[1',2':1,2]azepino[3,4-b]indol-5-ium