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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 3,5-Dimethyl-s-triazolo<1,5-a>pyrimidin-7(3H)-on 56433-25-1 C7H8N4O
    3,5-Dimethyl-s-triazolo<1,5-a>pyrimidin-7(3H)-on
    —— 3,6-Dibrom-1,8-naphthyridin-1-oxid 56247-27-9 C8H4Br2N2O
    3,6-Dibrom-1,8-naphthyridin-1-oxid
    —— (3R,4S)-3-Acetylamino-4-hydrazinocarbonyl-2-(4-methoxy-butyl)-pyrrolidine-1-carboxylic acid ethyl ester 57739-87-4 C15H28N4O5
    (3R,4S)-3-Acetylamino-4-hydrazinocarbonyl-2-(4-methoxy-butyl)-pyrrolidine-1-carboxylic acid ethyl ester
    —— 3-Methyl-2-(3-methyl-but-2-enyl)-4-oxo-1-trimethylsilanyloxy-1,4-dihydro-naphthalene-1-carbonitrile 59473-01-7 C20H25NO2Si
    3-Methyl-2-(3-methyl-but-2-enyl)-4-oxo-1-trimethylsilanyloxy-1,4-dihydro-naphthalene-1-carbonitrile
    —— 3-amino-6-(3,4-dichloro-<i>N</i>-isopropyl-anilinomethyl)-4-oxy-pyrazine-2-carbonitrile 65711-34-4 C15H15Cl2N5O
    3-amino-6-(3,4-dichloro-<i>N</i>-isopropyl-anilinomethyl)-4-oxy-pyrazine-2-carbonitrile
    —— (3aRS,13aSR)-3a,4,5,6,7,8,9,10,11,12,13,13a-dodecahydro-2-methyl-1H-cyclopentacyclododecen-13a-ol 130624-34-9 C16H28O
    (3aRS,13aSR)-3a,4,5,6,7,8,9,10,11,12,13,13a-dodecahydro-2-methyl-1H-cyclopentacyclododecen-13a-ol
    —— 3-(2-Fluorobenzoyl)-5-O-desosaminylerythronolide A Oxim 53565-19-8 C36H57FN2O11
    3-(2-Fluorobenzoyl)-5-O-desosaminylerythronolide A Oxim
    —— 3-(3,5-Dichloro-phenyl)-6-phenyl-furo[3,2-b]furan-2,5-dione 39133-78-3 C18H8Cl2O4
    3-(3,5-Dichloro-phenyl)-6-phenyl-furo[3,2-b]furan-2,5-dione
    —— 3-Methoxy-17α-(3-tetrahydrofuryl)estra-1,3,5(10)-trien-17-ol 24177-88-6 C23H32O3
    3-Methoxy-17α-(3-tetrahydrofuryl)estra-1,3,5(10)-trien-17-ol
    —— 3-(2,2-dimethyl-propionyloxy)-4,4-dimethyl-pent-2-enoic acid 2-[6-(2,2-dimethyl-propionylamino)-purin-9-yl]-5-(2,2-dimethyl-propionyloxymethyl)-2,3-dihydro-furan-3-yl ester 61130-72-1 C32H45N5O8
    3-(2,2-dimethyl-propionyloxy)-4,4-dimethyl-pent-2-enoic acid 2-[6-(2,2-dimethyl-propionylamino)-purin-9-yl]-5-(2,2-dimethyl-propionyloxymethyl)-2,3-dihydro-furan-3-yl ester
    —— 3,4,6-Trimethoxy-2-phenyl-chinolin 60343-79-5 C18H17NO3
    3,4,6-Trimethoxy-2-phenyl-chinolin
    —— 3-amino-5-(3-hydroxy-prop-1-ynyl)-pyridine-2-carboxylic acid [6-((R)-2-amino-5,5-difluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-5-fluoro-pyridin-2-yl]-amide 1425840-26-1 C19H17F3N6O3
    3-amino-5-(3-hydroxy-prop-1-ynyl)-pyridine-2-carboxylic acid [6-((R)-2-amino-5,5-difluoro-4-methyl-5,6-dihydro-4H-[1,3]oxazin-4-yl)-5-fluoro-pyridin-2-yl]-amide
    —— 3-(Di-n-tetradecylaminomethyl)-5,5-diphenyl-2-thiohydantoin 70014-32-3 C44H71N3OS
    3-(Di-n-tetradecylaminomethyl)-5,5-diphenyl-2-thiohydantoin
    —— 3-(biphenyl-4-yl)-N-(3-methoxyphenyl)-1H-pyrazole-1-carboxamide 1233852-11-3 C23H19N3O2
    3-(biphenyl-4-yl)-N-(3-methoxyphenyl)-1H-pyrazole-1-carboxamide
    —— 3-O-allyl-2,4,6-tri-O-benzoyl-α-D-glucopyranosyl trichloroacetimidate 524037-13-6 C32H28Cl3NO9
    3-O-allyl-2,4,6-tri-O-benzoyl-α-D-glucopyranosyl trichloroacetimidate
    —— [(3,5-(t-Bu)2-1-OC6H2CH=N(trans-1,2-cyclo-C6H10)N=C(Me)CH2C(CF3)2O)AlCl] 1126107-04-7 C27H36AlClF6N2O2
    [(3,5-(t-Bu)2-1-OC6H2CH=N(trans-1,2-cyclo-C6H10)N=C(Me)CH2C(CF3)2O)AlCl]
    —— 3-<1-Butyloxy-aethoxy>-3-methyl-1-triaethylsilyl-heptin-(1) 18724-42-0 C20H40O2Si
    3-<1-Butyloxy-aethoxy>-3-methyl-1-triaethylsilyl-heptin-(1)
    —— 3,5-bis(m-chlorophenyl)-2,2-dimethyl-1,2λ<sup>4</sup>,3,5-oxathiadiazine-4,6(3H,5H)-dione 88571-29-3 C16H14Cl2N2O3S
    3,5-bis(m-chlorophenyl)-2,2-dimethyl-1,2λ<sup>4</sup>,3,5-oxathiadiazine-4,6(3H,5H)-dione
    —— 3,3-(biphenyl-2,2'diyl)-1-bromoallene 21776-40-9 C15H9Br
    3,3-(biphenyl-2,2'diyl)-1-bromoallene
    —— (3S)-(+)-A-factor 162809-52-1 C13H22O4
    (3S)-(+)-A-factor
    —— 3-Methylbutyl 4-amino-2-chlorobenzoate 59265-86-0 C12H16ClNO2
    3-Methylbutyl 4-amino-2-chlorobenzoate
    —— 3-(N-acetylaminomethyl)-2-phenyl-1H-pyrrolo[3,2-c]pyridine 868173-92-6 C17H17N3O
    3-(N-acetylaminomethyl)-2-phenyl-1H-pyrrolo[3,2-c]pyridine
    —— [3-(4-chlorobenzyl)-4,7-dimethyl-2-oxo-1,2-dihydroquinolin-5-yl]acetic acid methyl ester 932707-04-5 C21H20ClNO3
    [3-(4-chlorobenzyl)-4,7-dimethyl-2-oxo-1,2-dihydroquinolin-5-yl]acetic acid methyl ester
    —— 3-N-(benzyloxymethyl)-5'-O-(tert-butyldiphenylsilyl)-3'-O-(carboxymethyl)thymidine 1400908-57-7 C36H42N2O9Si
    3-N-(benzyloxymethyl)-5'-O-(tert-butyldiphenylsilyl)-3'-O-(carboxymethyl)thymidine
    —— 3-Methyl-5-phenyl-2-thioxooxazolidin-4-on 63910-08-7 C10H9NO2S
    3-Methyl-5-phenyl-2-thioxooxazolidin-4-on
    —— 3r-allophanoyloxy-4t-bromo-tetrahydro-thiophene 1,1-dioxide 40226-92-4 C6H9BrN2O5S
    3r-allophanoyloxy-4t-bromo-tetrahydro-thiophene 1,1-dioxide
    —— {3-[1-(3-chlorobenzenesulfonyl)-1H-pyrrol-2-ylmethyl]-6-cyano-2-methylindolizin-1-yl}acetic acid 1140505-79-8 C23H18ClN3O4S
    {3-[1-(3-chlorobenzenesulfonyl)-1H-pyrrol-2-ylmethyl]-6-cyano-2-methylindolizin-1-yl}acetic acid
    —— 3-allyl-5-fluoropyrimidine-2,4-(1H,3H)-dione 106549-60-4 C7H7FN2O2
    3-allyl-5-fluoropyrimidine-2,4-(1H,3H)-dione
    —— 3,3'-bis(dimethylamino)triphenylphosphine oxide 131981-42-5 C22H25N2OP
    3,3'-bis(dimethylamino)triphenylphosphine oxide
    —— 3-(1,1-dimethylethyl)-5-methyl-4,5-dihydroisoxazole-5-carboxylic acid 1424394-95-5 C9H15NO3
    3-(1,1-dimethylethyl)-5-methyl-4,5-dihydroisoxazole-5-carboxylic acid
    —— 3-(4-(5-cyclopropyl-1,3,4-oxadiazol-2-yl)phenoxy)-5-((1-methoxypropan-2-yl)oxy)-N-(thiazol-2-yl)benzamide 1259612-93-5 C25H24N4O5S
    3-(4-(5-cyclopropyl-1,3,4-oxadiazol-2-yl)phenoxy)-5-((1-methoxypropan-2-yl)oxy)-N-(thiazol-2-yl)benzamide
    —— 3-[2-[(furan-2-carbonyl)-amino]-4-(4-methyl-piperazin-1-yl)-benzoylamino]-5-(1-methyl-1-phenyl-ethylcarbamoyl)-thieno[2,3-c]pyrazole-1-carboxylic acid ethyl ester 921768-33-4 C35H37N7O6S
    3-[2-[(furan-2-carbonyl)-amino]-4-(4-methyl-piperazin-1-yl)-benzoylamino]-5-(1-methyl-1-phenyl-ethylcarbamoyl)-thieno[2,3-c]pyrazole-1-carboxylic acid ethyl ester
    —— [(3R,3aR,6R,6aR)-3-(2-adamantyloxymethoxy)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-6-yl] 2-methylprop-2-enoate 1418014-54-6 C21H30O6
    [(3R,3aR,6R,6aR)-3-(2-adamantyloxymethoxy)-2,3,3a,5,6,6a-hexahydrofuro[3,2-b]furan-6-yl] 2-methylprop-2-enoate
    —— (3aS,6aS)-3a-(methoxymethoxymethyl)-2,2-dimethyl-6aH-cyclopenta[d][1,3]dioxol-4-one 227596-73-8 C11H16O5
    (3aS,6aS)-3a-(methoxymethoxymethyl)-2,2-dimethyl-6aH-cyclopenta[d][1,3]dioxol-4-one
    —— 3-benzyloxymethyl-3-deoxy-1,2-isopropylidene-4-(17-tridec-1-enyl)-α-D-erythrofuranose 149207-11-4 C28H44O4
    3-benzyloxymethyl-3-deoxy-1,2-isopropylidene-4-(17-tridec-1-enyl)-α-D-erythrofuranose
    —— 3-bromo-6-methyl-2H-chromene 122323-28-8 C10H9BrO
    3-bromo-6-methyl-2H-chromene
    —— 3-[6-(2-methoxyethyl)-3-pyridinyl]-8-(4-pyridinyl)-imidazo[1,2-b]pyridazine 1298030-90-6 C19H17N5O
    3-[6-(2-methoxyethyl)-3-pyridinyl]-8-(4-pyridinyl)-imidazo[1,2-b]pyridazine
    —— (3R,5S,8S)-8-cyclopentyl-N-[(1R,2S)-1-(cyclopropylsulfonylcarbamoyl)-2-ethenylcyclopropyl]-18,24-dimethoxy-13,13-dimethyl-7,10-dioxo-2,11-dioxa-6,9,27-triazapentacyclo[15.10.2.13,6.020,28.021,26]triaconta-1(28),17(29),18,20,22,24,26-heptaene-5-carboxamide 1103534-93-5 C44H55N5O10S
    (3R,5S,8S)-8-cyclopentyl-N-[(1R,2S)-1-(cyclopropylsulfonylcarbamoyl)-2-ethenylcyclopropyl]-18,24-dimethoxy-13,13-dimethyl-7,10-dioxo-2,11-dioxa-6,9,27-triazapentacyclo[15.10.2.13,6.020,28.021,26]triaconta-1(28),17(29),18,20,22,24,26-heptaene-5-carboxamide
    —— 3-fluoro-2-(trimethylsilyl)phenylboronic acid 1257792-92-9 C9H14BFO2Si
    3-fluoro-2-(trimethylsilyl)phenylboronic acid
    —— 3-(iodomethyl)-3-phenyl-1-tosylindolin-2-one 1394401-88-7 C22H18INO3S
    3-(iodomethyl)-3-phenyl-1-tosylindolin-2-one
    —— [3-(4-bromo-phenylsulfanyl)-6-fluoro-2-methyl-indolizin-1-yl]acetic acid ethyl ester 1034653-93-4 C19H17BrFNO2S
    [3-(4-bromo-phenylsulfanyl)-6-fluoro-2-methyl-indolizin-1-yl]acetic acid ethyl ester
    —— 3,3''-((2,5-dibutoxy-1,4-phenylene)bis(ethyne-2,1-diyl))bis(5,5'-bis((triisopropylsilyl)ethynyl)-[1,1'-biphenyl]-2,2'-diol) 1186485-45-9 C86H118O6Si4
    3,3''-((2,5-dibutoxy-1,4-phenylene)bis(ethyne-2,1-diyl))bis(5,5'-bis((triisopropylsilyl)ethynyl)-[1,1'-biphenyl]-2,2'-diol)
    —— 3,3,6-trimethyl-1,2-diphenyltricyclo<2.2.0.0<sup>2,6</sup>>hexane 71956-76-8 C21H22
    3,3,6-trimethyl-1,2-diphenyltricyclo<2.2.0.0<sup>2,6</sup>>hexane
    —— 3β,12-β-bis(acetoxy), 5α-cyclic 20-(ethylene acetal)pregnane 1325612-34-7 C27H42O6
    3β,12-β-bis(acetoxy), 5α-cyclic 20-(ethylene acetal)pregnane
    —— 3-(4-acetylpiperazin-1-yl)-6-(4-(1-hydroxypropyl)-1H-1,2,3-triazol-1-yl)-9H-xanthen-9-one 1315459-21-2 C24H25N5O4
    3-(4-acetylpiperazin-1-yl)-6-(4-(1-hydroxypropyl)-1H-1,2,3-triazol-1-yl)-9H-xanthen-9-one
    —— 3-chloro-N-[(2R)-2-hydroxy-2-phenylethyl]-4-[methyl-[(3R)-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)pyrrolidin-3-yl]amino]benzamide 1360093-88-4 C26H27ClN6O2
    3-chloro-N-[(2R)-2-hydroxy-2-phenylethyl]-4-[methyl-[(3R)-1-(7H-pyrrolo[2,3-d]pyrimidin-4-yl)pyrrolidin-3-yl]amino]benzamide
    —— (3S,9aR)-2-acetyl-N-benzyl-1,3,4,6,7,8,9,9a-octahydropyrido[1,2-a]pyrazine-3-carboxamide 1031367-27-7 C18H25N3O2
    (3S,9aR)-2-acetyl-N-benzyl-1,3,4,6,7,8,9,9a-octahydropyrido[1,2-a]pyrazine-3-carboxamide
    —— 3-(2-Aminoethoxy)-4-hexyl-5-phenylisoxazole hydrochloride 195713-88-3 C17H24N2O2*ClH
    3-(2-Aminoethoxy)-4-hexyl-5-phenylisoxazole hydrochloride
    —— [(3R,3'aR,6'S,6'aR)-2',2'-dimethylspiro[1H-2-benzofuran-3,4'-6,6a-dihydro-3aH-furo[3,4-d][1,3]dioxole]-6'-yl]methyl 4-bromobenzoate 1259490-87-3 C22H21BrO6
    [(3R,3'aR,6'S,6'aR)-2',2'-dimethylspiro[1H-2-benzofuran-3,4'-6,6a-dihydro-3aH-furo[3,4-d][1,3]dioxole]-6'-yl]methyl 4-bromobenzoate
    —— 3-methyl-4,5,6,7-tetrahydro-3H-spiro[benzothiazole-2,1'-cyclohexane] 96229-60-6 C13H21NS
    3-methyl-4,5,6,7-tetrahydro-3H-spiro[benzothiazole-2,1'-cyclohexane]