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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 3,4,4a,5,6,7,7a,7b-Octahydro-cyclopenta[cd]inden-1-one 41915-68-8 C11H14O
    3,4,4a,5,6,7,7a,7b-Octahydro-cyclopenta[cd]inden-1-one
    —— 3-Methyl-6-methoxyphenalenon 39981-77-6 C15H12O2
    3-Methyl-6-methoxyphenalenon
    —— 3-butyl-1-hydroxy-1<i>H</i>-quinazoline-2,4-dione 50264-17-0 C12H14N2O3
    3-butyl-1-hydroxy-1<i>H</i>-quinazoline-2,4-dione
    —— 3-oxo-3-(1,4,5-trimethyl-pyrrol-3-yl)-propionic acid ethyl ester 52648-90-5 C12H17NO3
    3-oxo-3-(1,4,5-trimethyl-pyrrol-3-yl)-propionic acid ethyl ester
    —— 3-Methyl-4'-hydroxy-3'-carbethoy-spiro-(2-azafluoren-9,1'-cyclohex-3-en) 39774-91-9 C21H21NO3
    3-Methyl-4'-hydroxy-3'-carbethoy-spiro-(2-azafluoren-9,1'-cyclohex-3-en)
    —— 3,5-Bis-(4-bromo-phenyl)-2-ethyl-3-methyl-3H-[1,2]oxaphosphole 2-oxide 64431-55-6 C18H17Br2O2P
    3,5-Bis-(4-bromo-phenyl)-2-ethyl-3-methyl-3H-[1,2]oxaphosphole 2-oxide
    —— 3-β-Acetoxy-chol-5-en-24-onitril-24-<sup>14</sup>C 66190-87-2 C26H39NO2
    3-β-Acetoxy-chol-5-en-24-onitril-24-<sup>14</sup>C
    —— 3-(2,4,6-trimethylphenyl)-2,4-diphenylthiazolium trifluoromethanesulfonate 1338379-38-6 CF3O3S*C24H22NS
    3-(2,4,6-trimethylphenyl)-2,4-diphenylthiazolium trifluoromethanesulfonate
    —— 3-methyl-3,5-diphenyl-heptane 102166-56-3 C20H26
    3-methyl-3,5-diphenyl-heptane
    —— 3-(1H-benzo[d]imidazol-2-yl)-5-(4-(furan-3-ylsulfonyl)piperazin-1-yl)pyrazin-2-amine 1225062-03-2 C19H19N7O3S
    3-(1H-benzo[d]imidazol-2-yl)-5-(4-(furan-3-ylsulfonyl)piperazin-1-yl)pyrazin-2-amine
    —— 3-(4-Chloro-2-{[(Z)-hydroxyimino]-phenyl-methyl}-phenylamino)-propionic acid 61057-82-7 C16H15ClN2O3
    3-(4-Chloro-2-{[(Z)-hydroxyimino]-phenyl-methyl}-phenylamino)-propionic acid
    —— 3-Phenyl-3-ethyl-4-hexin 51175-92-9 C14H18
    3-Phenyl-3-ethyl-4-hexin
    —— [3-(4-Methoxy-phenyl)-indan-(1E)-ylidene]-acetic acid 52056-19-6 C18H16O3
    [3-(4-Methoxy-phenyl)-indan-(1E)-ylidene]-acetic acid
    —— 3-(4-benzyl-2-oxo-piperazin-1-yl)-propionitrile 51304-34-8 C14H17N3O
    3-(4-benzyl-2-oxo-piperazin-1-yl)-propionitrile
    —— 3-α-<i>D</i>-arabinofuranosyl-6,7-diphenyl-1<i>H</i>-pteridine-2,4-dione 60981-16-0 C23H20N4O6
    3-α-<i>D</i>-arabinofuranosyl-6,7-diphenyl-1<i>H</i>-pteridine-2,4-dione
    —— 3-(2-benzyloxy-ethyl)-4,7-dimethoxy-1<i>H</i>-quinolin-2-one 41478-48-2 C20H21NO4
    3-(2-benzyloxy-ethyl)-4,7-dimethoxy-1<i>H</i>-quinolin-2-one
    —— 3-(Benzyl-methyl-amino)-4-bromo-5-(2-chloro-benzoylamino)-[1,2,3]oxadiazol-3-ium; bromide 26803-74-7 Br*C17H15BrClN4O2
    3-(Benzyl-methyl-amino)-4-bromo-5-(2-chloro-benzoylamino)-[1,2,3]oxadiazol-3-ium; bromide
    —— 3,5-di-piperidin-1-yl-2<i>H</i>-pyrimido[5,4-<i>a</i>]phenazin-1-one 38340-61-3 C24H26N6O
    3,5-di-piperidin-1-yl-2<i>H</i>-pyrimido[5,4-<i>a</i>]phenazin-1-one
    —— 3-(1-Methyl-5-oxo-octahydro-inden-4-yl)-propionic acid methyl ester 60547-41-3 C14H22O3
    3-(1-Methyl-5-oxo-octahydro-inden-4-yl)-propionic acid methyl ester
    —— (3R,4S,5S,8S,9S,10S,11R,13R,14S,16S,17R)-4,8,10,14-Tetramethyl-hexadecahydro-cyclopenta[a]phenanthrene-3,11,16,17-tetraol 50729-90-3 C21H36O4
    (3R,4S,5S,8S,9S,10S,11R,13R,14S,16S,17R)-4,8,10,14-Tetramethyl-hexadecahydro-cyclopenta[a]phenanthrene-3,11,16,17-tetraol
    —— 3-(6-methoxy-[1,5]naphthyridin-4-ylcarbamoyl)-azetidine-1-carboxylic acid tert-butyl ester 1163127-84-1 C18H22N4O4
    3-(6-methoxy-[1,5]naphthyridin-4-ylcarbamoyl)-azetidine-1-carboxylic acid tert-butyl ester
    —— 3-iodo-7-[1,3,4]thiadiazol-2-ylimidazo[1,2-a]pyridine 1251863-95-2 C9H5IN4S
    3-iodo-7-[1,3,4]thiadiazol-2-ylimidazo[1,2-a]pyridine
    —— 3'-O-benzyl-2'-deoxy-O<sup>4</sup>-ethyl-5-trifluoromethyl-5'-O-trityluridine 126862-85-9 C38H35F3N2O5
    3'-O-benzyl-2'-deoxy-O<sup>4</sup>-ethyl-5-trifluoromethyl-5'-O-trityluridine
    —— (3S,4S,1'R) 1-t-butyldimethylsilyl-3-diphenylmethoxycarbonyl-4-(2'-bromo-1'-diphenylmethoxycarbonyl)ethoxy-azetidinone-2 141599-18-0 C39H42BrNO6Si
    (3S,4S,1'R) 1-t-butyldimethylsilyl-3-diphenylmethoxycarbonyl-4-(2'-bromo-1'-diphenylmethoxycarbonyl)ethoxy-azetidinone-2
    —— 3-acetyl-8-benzyl-4-phenyl-1-oxa-3,8-diaza-spiro[4.5]decan-2-one 23484-81-3 C22H24N2O3
    3-acetyl-8-benzyl-4-phenyl-1-oxa-3,8-diaza-spiro[4.5]decan-2-one
    —— 3-[1-Amino-1-phenyl-meth-(Z)-ylidene]-1-(triphenyl-λ<sup>5</sup>-phosphanylidene)-pentane-2,4-dione 58752-17-3 C30H26NO2P
    3-[1-Amino-1-phenyl-meth-(Z)-ylidene]-1-(triphenyl-λ<sup>5</sup>-phosphanylidene)-pentane-2,4-dione
    —— [(3R,4S)-3-(2-Dimethylamino-ethyl)-piperidin-4-yl]-acetic acid ethyl ester 55803-39-9 C13H26N2O2
    [(3R,4S)-3-(2-Dimethylamino-ethyl)-piperidin-4-yl]-acetic acid ethyl ester
    —— 3,10-Divinyldodeca-1,11-dien-3,10-diol 43227-58-3 C16H26O2
    3,10-Divinyldodeca-1,11-dien-3,10-diol
    —— 3-benzoyl-6-(thiophene-2-yl)pyridazin-4-ol 1448676-11-6 C15H10N2O2S
    3-benzoyl-6-(thiophene-2-yl)pyridazin-4-ol
    —— (3′R,9′S)-9′-(tert-butyldimethylsilyloxy)-3′-(4-tert-butylphenyl)-2-iodo-4′-isopropyl-7′,7′-(propan-1,3-diyl)-6′,7′,8′,9′-tetrahydro-3′H-spiro[cyclopentane-1,1′-furo[3,4-c]quinoline] 1332489-64-1 C37H54INO2Si
    (3′R,9′S)-9′-(tert-butyldimethylsilyloxy)-3′-(4-tert-butylphenyl)-2-iodo-4′-isopropyl-7′,7′-(propan-1,3-diyl)-6′,7′,8′,9′-tetrahydro-3′H-spiro[cyclopentane-1,1′-furo[3,4-c]quinoline]
    —— ((3aR,9aS,Z)-octahydrocycloocta[d][1,3]dioxol-2-ylidene)sulfamoyl chloride 95834-17-6 C9H14ClNO4S
    ((3aR,9aS,Z)-octahydrocycloocta[d][1,3]dioxol-2-ylidene)sulfamoyl chloride
    —— 3-(3-<4-(2-Hydroxyaethyl)-piperazino>-propionylamino)-10-methyl-phenthiazin 123906-59-2 C22H28N4O2S
    3-(3-<4-(2-Hydroxyaethyl)-piperazino>-propionylamino)-10-methyl-phenthiazin
    —— 3-[chloro-(2,4-dichloro-phenyl)-methyl]-1-methyl-indole-2-carboxylic acid methyl ester 53852-60-1 C18H14Cl3NO2
    3-[chloro-(2,4-dichloro-phenyl)-methyl]-1-methyl-indole-2-carboxylic acid methyl ester
    —— (3aS,6R,6aS)-3a,6-Bis-hydroxymethyl-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-ol 62133-93-1 C9H16O6
    (3aS,6R,6aS)-3a,6-Bis-hydroxymethyl-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-6-ol
    —— 3-ethoxycarbonylmethyl-6-oxo-1,4,5,6,7,8-hexahydro-pyrrolo[2,3-<i>c</i>]azepine-2-carboxylic acid ethyl ester 51911-97-8 C15H20N2O5
    3-ethoxycarbonylmethyl-6-oxo-1,4,5,6,7,8-hexahydro-pyrrolo[2,3-<i>c</i>]azepine-2-carboxylic acid ethyl ester
    —— 3-[6-Chloro-7-fluoro-2-methyl-1-(1H-pyrazol-4-yl)-1H-indol-3-ylsulfanyl]-benzoic acid ethyl ester 1359982-89-0 C21H17ClFN3O2S
    3-[6-Chloro-7-fluoro-2-methyl-1-(1H-pyrazol-4-yl)-1H-indol-3-ylsulfanyl]-benzoic acid ethyl ester
    —— 3-methyl-4-methylsulfanyl-benzophenone 412022-50-5 C15H14OS
    3-methyl-4-methylsulfanyl-benzophenone
    —— 3-cyano-4-(2-ethoxyphenoxy)-N-(methylsulfonyl)benzamide 1354959-86-6 C17H16N2O5S
    3-cyano-4-(2-ethoxyphenoxy)-N-(methylsulfonyl)benzamide
    —— 3-amino-4-methyl-4,6-dihydro-thieno[2,3-c]pyrrole-2,5-dicarboxylic acid 5-tert-butyl ester 2-methyl ester 1357948-87-8 C14H20N2O4S
    3-amino-4-methyl-4,6-dihydro-thieno[2,3-c]pyrrole-2,5-dicarboxylic acid 5-tert-butyl ester 2-methyl ester
    —— 3-[6-chloro-7-fluoro-2-methyl-1-(5-methyl-thiophen-2-yl)-1H-indol-3-ylsulfanyl]-benzoic acid 1359983-08-6 C21H15ClFNO2S2
    3-[6-chloro-7-fluoro-2-methyl-1-(5-methyl-thiophen-2-yl)-1H-indol-3-ylsulfanyl]-benzoic acid
    —— (3′R,9′S)-9′-(tert-butyldimethylsilyloxy)-3′-(3-tert-butylphenyl)-4′-cyclopentyl-2-iodo-7′,7′-dimethyl-6′,7′,8′,9′-tetrahydro-3′H-spiro[cyclopentane-1,1′-furo[3,4-c]quinoline] 1332488-76-2 C38H56INO2Si
    (3′R,9′S)-9′-(tert-butyldimethylsilyloxy)-3′-(3-tert-butylphenyl)-4′-cyclopentyl-2-iodo-7′,7′-dimethyl-6′,7′,8′,9′-tetrahydro-3′H-spiro[cyclopentane-1,1′-furo[3,4-c]quinoline]
    —— 3-(1H-benzo[d]imidazol-2-yl)-5-(4-(propylsulfonyl)piperazin-1-yl)pyrazin-2-amine 1225061-74-4 C18H23N7O2S
    3-(1H-benzo[d]imidazol-2-yl)-5-(4-(propylsulfonyl)piperazin-1-yl)pyrazin-2-amine
    —— 3-((4aR,6aS,6bR,9aS)-2-Hydroxy-4a,6a,8,8-tetramethyl-1,2,3,4,4a,4b,5,6,6a,9a,10,10a,10b,11-tetradecahydro-7,9-dioxa-pentaleno[2,1-a]phenanthren-6b-yl)-propionic acid 49708-04-5 C25H38O5
    3-((4aR,6aS,6bR,9aS)-2-Hydroxy-4a,6a,8,8-tetramethyl-1,2,3,4,4a,4b,5,6,6a,9a,10,10a,10b,11-tetradecahydro-7,9-dioxa-pentaleno[2,1-a]phenanthren-6b-yl)-propionic acid
    —— 3,6-Dichloro-9-phenanthrencarboxaldehyd-<sup>14</sup>C 42340-52-3 C15H8Cl2O
    3,6-Dichloro-9-phenanthrencarboxaldehyd-<sup>14</sup>C
    —— 3-oxo-4,6,7,7-tetramethyl-2-thia-bicyclo(2.2.2)oct-5-ene 40169-02-6 C11H16OS
    3-oxo-4,6,7,7-tetramethyl-2-thia-bicyclo(2.2.2)oct-5-ene
    —— {3-[Bis-(2-hydroxy-propyl)-amino]-1-methyl-propyl}-phosphonic acid diethyl ester 63602-57-3 C14H32NO5P
    {3-[Bis-(2-hydroxy-propyl)-amino]-1-methyl-propyl}-phosphonic acid diethyl ester
    —— 3-((E)-7-Ethoxy-3,7-dimethyl-oct-2-enyloxy)-butyric acid methyl ester 59763-07-4 C17H32O4
    3-((E)-7-Ethoxy-3,7-dimethyl-oct-2-enyloxy)-butyric acid methyl ester
    —— 3-(5-Nitro-furan-2-yl)-N-(2-piperidin-1-yl-ethyl)-propionamide; hydrochloride 39965-30-5 C14H21N3O4*ClH
    3-(5-Nitro-furan-2-yl)-N-(2-piperidin-1-yl-ethyl)-propionamide; hydrochloride
    —— 3'-O-(N-Trityl-L-phenylanyl)-5'-(di-p-methoxytrityl)-2'-deoxyadenosin 51763-50-9 C59H54N6O6
    3'-O-(N-Trityl-L-phenylanyl)-5'-(di-p-methoxytrityl)-2'-deoxyadenosin
    —— 3-(3-Chloro-4-fluorophenyl)-1-methyl-5-phenylacetylamino-4-(4-pyridyl)pyrazole 277747-57-6 C23H18ClFN4O
    3-(3-Chloro-4-fluorophenyl)-1-methyl-5-phenylacetylamino-4-(4-pyridyl)pyrazole