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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 3-chloro-benzenediazonium; cyanide 122447-05-6 CN*C6H4ClN2
    3-chloro-benzenediazonium; cyanide
    —— 3,3-dimethoxy-17α-hydroxy-20-methoxy-19-norpregn-5(10),9(11),20-trien 960078-87-9 C23H32O4
    3,3-dimethoxy-17α-hydroxy-20-methoxy-19-norpregn-5(10),9(11),20-trien
    —— (3-methoxy-sec-butyl)-cyclooctatetraene 131236-00-5 C13H18O
    (3-methoxy-sec-butyl)-cyclooctatetraene
    —— 3-(4-methoxy-3-oxo-3H-benzo[b]thiophen-2-ylidene)-5,7-dinitro-1,3-dihydro-indol-2-one 111297-26-8 C17H9N3O7S
    3-(4-methoxy-3-oxo-3H-benzo[b]thiophen-2-ylidene)-5,7-dinitro-1,3-dihydro-indol-2-one
    —— (3R,3'S,4'S)-3'-benzoyl-7''-fluoro-1,1''-dimethyl-5'-thioxodispiro[indoline-3,2'-pyrrolidine-4',3''-indoline]-2,2''-dione 1452392-30-1 C27H20FN3O3S
    (3R,3'S,4'S)-3'-benzoyl-7''-fluoro-1,1''-dimethyl-5'-thioxodispiro[indoline-3,2'-pyrrolidine-4',3''-indoline]-2,2''-dione
    —— 3,7-bis(trifluoromethyl)-3,4-dihydro-2H-isoquinolin-1-one 870994-47-1 C11H7F6NO
    3,7-bis(trifluoromethyl)-3,4-dihydro-2H-isoquinolin-1-one
    —— 3-ferrocenylmethylidenyl-6-chloro-2-phenylchroman-4-one 1431952-45-2 C26H19ClFeO2
    3-ferrocenylmethylidenyl-6-chloro-2-phenylchroman-4-one
    —— 3-(1,2-bis-trimethylsilanyl-ethyl)-1,1,6-trimethyl-1H-silepine 60366-49-6 C17H34Si3
    3-(1,2-bis-trimethylsilanyl-ethyl)-1,1,6-trimethyl-1H-silepine
    —— (3a<i>S</i>)-3<i>c</i>-(11-phthalimido-undecanoyloxy)-2<i>t</i>-(11-phthalimido-undecanoyloxymethyl)-(3a<i>r</i>,9a<i>c</i>)-2,3,3a,9a-tetrahydro-furo[2',3':4,5]oxazolo[3,2-<i>a</i>]pyrimidin-6-ylideneamine 68769-02-8 C47H57N5O10
    (3a<i>S</i>)-3<i>c</i>-(11-phthalimido-undecanoyloxy)-2<i>t</i>-(11-phthalimido-undecanoyloxymethyl)-(3a<i>r</i>,9a<i>c</i>)-2,3,3a,9a-tetrahydro-furo[2',3':4,5]oxazolo[3,2-<i>a</i>]pyrimidin-6-ylideneamine
    —— 3-t-Butyl-benzo<b>thiophen-2-carbonsaeure 35181-79-4 C13H14O2S
    3-t-Butyl-benzo<b>thiophen-2-carbonsaeure
    —— <3aS(3aα,5aβ,9aα,9bβ)>-3a,6,6-trimethyloctahydro-1H-benz<e>indene-3,7(2H,3aH)-dione 98483-51-3 C16H24O2
    <3aS(3aα,5aβ,9aα,9bβ)>-3a,6,6-trimethyloctahydro-1H-benz<e>indene-3,7(2H,3aH)-dione
    —— 3-Methoxy-6-hydroxymethyl-17α-acetoxy-3,5-pregnadien-20-on 53476-47-4 C25H36O5
    3-Methoxy-6-hydroxymethyl-17α-acetoxy-3,5-pregnadien-20-on
    —— 3-(3-methoxyphenyl)-2-[(2S)-1-(7H-purin-6-yl)pyrrolidin-2-yl]pyrrolo[2,1-f][1,2,4]triazin-4-one 1548332-19-9 C22H20N8O2
    3-(3-methoxyphenyl)-2-[(2S)-1-(7H-purin-6-yl)pyrrolidin-2-yl]pyrrolo[2,1-f][1,2,4]triazin-4-one
    —— ((3S,4R,4aR,6R,6aS,12R,12aS,12bS)-6-bromo-3-((cyclopropanecarbonyl)oxy)-12-hydroxy-4,6a,12b-trimethyl-11-oxo-9-(pyridin-3-yl)-1,3,4,4a,5,6,6a,12,12a,12b-decahydro-2H,11H-benzo[f]pyrano[4,3-b]chromen-4-yl)methyl cyclopropanecarboxylate 1351304-24-9 C33H38BrNO8
    ((3S,4R,4aR,6R,6aS,12R,12aS,12bS)-6-bromo-3-((cyclopropanecarbonyl)oxy)-12-hydroxy-4,6a,12b-trimethyl-11-oxo-9-(pyridin-3-yl)-1,3,4,4a,5,6,6a,12,12a,12b-decahydro-2H,11H-benzo[f]pyrano[4,3-b]chromen-4-yl)methyl cyclopropanecarboxylate
    —— 3,14-bis-(5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinolin-5-yl)-hexadecane 96710-80-4 C36H52N2O4
    3,14-bis-(5,6,7,8-tetrahydro-[1,3]dioxolo[4,5-<i>g</i>]isoquinolin-5-yl)-hexadecane
    —— 3-(4-morpholin-4-yl-1H-pyrazolo[3,4-d]pyrimidin-6-yl)phenol 1062161-81-2 C15H15N5O2
    3-(4-morpholin-4-yl-1H-pyrazolo[3,4-d]pyrimidin-6-yl)phenol
    —— 3-(2-chlorophenyl)-1'-[3-(4-fluorobenzoyl)propyl]-1,3-dihydrospiro[benzo(c)thiophene-1,4'-piperidine] ethylene ketal oxalate 72364-67-1 C2H2O4*C30H31ClFNO2S
    3-(2-chlorophenyl)-1'-[3-(4-fluorobenzoyl)propyl]-1,3-dihydrospiro[benzo(c)thiophene-1,4'-piperidine] ethylene ketal oxalate
    —— 3-{[4-amino-2-(butylthio)-6,7-dioxo-6,7-dihydropteridin-8(5H)-yl]methyl}benzonitrile 1119576-43-0 C18H18N6O2S
    3-{[4-amino-2-(butylthio)-6,7-dioxo-6,7-dihydropteridin-8(5H)-yl]methyl}benzonitrile
    —— [(3aS,7aS)-3-methylidene-2,5-dioxo-3a,4-dihydro-1-benzofuran-7a-yl]methyl acetate 1391849-05-0 C12H12O5
    [(3aS,7aS)-3-methylidene-2,5-dioxo-3a,4-dihydro-1-benzofuran-7a-yl]methyl acetate
    —— 3-methyl-5-phenyl-6-(pyridin-3-ylmethylsulfanyl)-2H-pyrazolo[3,4-d]pyrimidin-4-imine 1384971-36-1 C18H16N6S
    3-methyl-5-phenyl-6-(pyridin-3-ylmethylsulfanyl)-2H-pyrazolo[3,4-d]pyrimidin-4-imine
    —— 3,3,5,5-tetramethylisoxazolidin-4-one 80676-36-4 C7H13NO2
    3,3,5,5-tetramethylisoxazolidin-4-one
    —— 3,4:3'',4''-tetraethyl-3'4'-dinitro-2,2':5',2''-terthiophene 1357600-05-5 C20H22N2O4S3
    3,4:3'',4''-tetraethyl-3'4'-dinitro-2,2':5',2''-terthiophene
    —— 3,5-dimethyl-4-semicarbazonomethyl-pyrrole-2-carboxylic acid ethyl ester 5450-15-7 C11H16N4O3
    3,5-dimethyl-4-semicarbazonomethyl-pyrrole-2-carboxylic acid ethyl ester
    —— 3-(N-Benzyl-N-ethoxymethylamino)-2-chloropyridine 142670-99-3 C15H17ClN2O
    3-(N-Benzyl-N-ethoxymethylamino)-2-chloropyridine
    —— 3-mercapto-pyridine-2-carboxylic acid hydrazide; hydrochloride 53636-47-8 C6H7N3OS*ClH
    3-mercapto-pyridine-2-carboxylic acid hydrazide; hydrochloride
    —— 3-[4-chloro-3-(4-cyclopentyl-piperazine-1-sulfonyl)-2-hydroxy-phenylamino]-4-ethoxy-cyclobut-3-ene-1,2-dione 1228575-63-0 C21H26ClN3O6S
    3-[4-chloro-3-(4-cyclopentyl-piperazine-1-sulfonyl)-2-hydroxy-phenylamino]-4-ethoxy-cyclobut-3-ene-1,2-dione
    —— 3-[(S)-4-(3-hydroxybenzoyl)morpholin-3-ylmethyl]-1-methyl-1H-indole-5-carboxylic acid methyl ester 1258972-40-5 C23H24N2O5
    3-[(S)-4-(3-hydroxybenzoyl)morpholin-3-ylmethyl]-1-methyl-1H-indole-5-carboxylic acid methyl ester
    —— (3R)-1-[(3S)-3-hydroxy-3-phenylpropyl]-3-{[(2S)-2-phenyl-2-piperidin-1-ylpropanoyl]oxy}-1-azoniabicyclo[2.2.2]octane chloride 1034916-66-9 C30H41N2O3*Cl
    (3R)-1-[(3S)-3-hydroxy-3-phenylpropyl]-3-{[(2S)-2-phenyl-2-piperidin-1-ylpropanoyl]oxy}-1-azoniabicyclo[2.2.2]octane chloride
    —— (3-methyl-4H-thieno[3,2-b]pyrrol-5-yl)-piperazin-1-yl-methanone 668480-28-2 C12H15N3OS
    (3-methyl-4H-thieno[3,2-b]pyrrol-5-yl)-piperazin-1-yl-methanone
    —— 3-(1-acetyl-1H-indol-4-yl)-2-methylpropanoic acid 1018452-06-6 C14H15NO3
    3-(1-acetyl-1H-indol-4-yl)-2-methylpropanoic acid
    —— 3'-benzoyl-1-methylspiro[indoline-3,2'-oxiran]-2-one 16120-53-9 C17H13NO3
    3'-benzoyl-1-methylspiro[indoline-3,2'-oxiran]-2-one
    —— 3-Amino-2-benzyl-5-(benzylamino-methyl)-benzenesulfonamide 62274-85-5 C21H23N3O2S
    3-Amino-2-benzyl-5-(benzylamino-methyl)-benzenesulfonamide
    —— {3-[4-isobutyrylamino-2-(2,2,2-trifluoro-ethylsulfanylmethyl)-phenoxy]-4-methoxy-phenyl}-acetic acid ethyl ester 1203503-81-4 C24H28F3NO5S
    {3-[4-isobutyrylamino-2-(2,2,2-trifluoro-ethylsulfanylmethyl)-phenoxy]-4-methoxy-phenyl}-acetic acid ethyl ester
    —— 3-(14,16-Dioxo-7,15-diaza-dispiro[5.1.5.3]hexadec-15-yl)-propionic acid 4-[3-(14,16-dioxo-7,15-diaza-dispiro[5.1.5.3]hexadec-15-yl)-propionyloxy]-butyl ester 51461-85-9 C38H58N4O8
    3-(14,16-Dioxo-7,15-diaza-dispiro[5.1.5.3]hexadec-15-yl)-propionic acid 4-[3-(14,16-dioxo-7,15-diaza-dispiro[5.1.5.3]hexadec-15-yl)-propionyloxy]-butyl ester
    —— 3,4-dihydro-2-methyl-2-(1-methyl-4-piperidinyl)-2H-1-benzopyran-6-ol, hydrochloride 81885-84-9 C16H23NO2*ClH
    3,4-dihydro-2-methyl-2-(1-methyl-4-piperidinyl)-2H-1-benzopyran-6-ol, hydrochloride
    —— 3-n-Propoxymethyl-7β-(2'-thienylacetamido)-ceph-3-em-4-carbonsaeure 30361-47-8 C17H20N2O5S2
    3-n-Propoxymethyl-7β-(2'-thienylacetamido)-ceph-3-em-4-carbonsaeure
    —— [(3,4,5-F3C6H2NCH2CH2)2NMe]Ta(η2-ethylene)(CH2CH3) 919479-94-0 C21H24F6N3Ta
    [(3,4,5-F3C6H2NCH2CH2)2NMe]Ta(η2-ethylene)(CH2CH3)
    —— 3-Isopropyl-dodecahydro-1-oxa-cyclopentacyclododecen-2-one 67138-30-1 C17H30O2
    3-Isopropyl-dodecahydro-1-oxa-cyclopentacyclododecen-2-one
    —— 3-Anilinocarbonylmethyl-4-(4-chlor-phenyl-hydrazono)-pyrazolon 73339-52-3 C17H14ClN5O2
    3-Anilinocarbonylmethyl-4-(4-chlor-phenyl-hydrazono)-pyrazolon
    —— 3,6-Diethoxy-4-morpholinopyridazin 36096-60-3 C12H19N3O3
    3,6-Diethoxy-4-morpholinopyridazin
    —— 3-ethyl-1-methyl-1,4,9,10-tetrahydropyrazolo[4,3-b][1,5]benzodiazepin-10-one 78208-35-2 C13H14N4O
    3-ethyl-1-methyl-1,4,9,10-tetrahydropyrazolo[4,3-b][1,5]benzodiazepin-10-one
    —— 3',4',5'-Trimethoxy-1-n-pentyliden-acetophenon 72833-70-6 C16H22O4
    3',4',5'-Trimethoxy-1-n-pentyliden-acetophenon
    —— 3-benzyloxy-cyclobutanesulfonic acid [7-(2-fluoro-4-iodo-phenylamino)-6-methyl-5-oxo-2,3-dihydro-5H-thiazolo[3,2-a]pyridin-8-yl]-amide 1303510-57-7 C25H25FIN3O4S2
    3-benzyloxy-cyclobutanesulfonic acid [7-(2-fluoro-4-iodo-phenylamino)-6-methyl-5-oxo-2,3-dihydro-5H-thiazolo[3,2-a]pyridin-8-yl]-amide
    —— 3-(2-hydroxyethyl)-8-(1H-pyrazol-4-yl)-1-(tetrahydro-2H-pyran-4-yl)-1,3-dihydro-2H-imidazo[4,5-c][1,5]naphthyridin-2-one 1220700-16-2 C19H20N6O3
    3-(2-hydroxyethyl)-8-(1H-pyrazol-4-yl)-1-(tetrahydro-2H-pyran-4-yl)-1,3-dihydro-2H-imidazo[4,5-c][1,5]naphthyridin-2-one
    —— 3-(6-cyanopyridin-3-yl)oxy-5-[(2S)-1-methoxypropan-2-yl]oxy-N-(1-methylpyrazol-3-yl)benzamide 1310808-95-7 C21H21N5O4
    3-(6-cyanopyridin-3-yl)oxy-5-[(2S)-1-methoxypropan-2-yl]oxy-N-(1-methylpyrazol-3-yl)benzamide
    —— 3-[5-(N-benzyl-N-methylamino)-2,3-dihydro-2,2,4,6-tetramethylbenzo[b]furan-7-yl]propanol 149245-59-0 C23H31NO2
    3-[5-(N-benzyl-N-methylamino)-2,3-dihydro-2,2,4,6-tetramethylbenzo[b]furan-7-yl]propanol
    —— 3-hydroxy-5,5-diphenyldihydrofuran-2(3H)-one 108837-14-5 C16H14O3
    3-hydroxy-5,5-diphenyldihydrofuran-2(3H)-one
    —— 3-(N-Benzolsulfonyl-N-methylamino)-4-methoxybenzaldehyd 15148-36-4 C15H15NO4S
    3-(N-Benzolsulfonyl-N-methylamino)-4-methoxybenzaldehyd
    —— 3,10-dimethyl-4,4,9,9-tetraoxo-4λ6,9λ6-dithia-dodecanedioic acid 105474-39-3 C12H22O8S2
    3,10-dimethyl-4,4,9,9-tetraoxo-4λ6,9λ6-dithia-dodecanedioic acid
    —— 3-Acetoxypropyl-aethyl-dichlor-silan 2290-34-8 C7H14Cl2O2Si
    3-Acetoxypropyl-aethyl-dichlor-silan