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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-methyl-5-oxo-1-phenyl-2,5-dihydro-1<i>H</i>-pyrazole-3,4-dicarbaldehyde 104396-34-1 C12H10N2O3
    2-methyl-5-oxo-1-phenyl-2,5-dihydro-1<i>H</i>-pyrazole-3,4-dicarbaldehyde
    —— (2E,4E)-5-(Toluene-4-sulfonyloxy)-penta-2,4-dienoic acid methyl ester 135074-75-8 C13H14O5S
    (2E,4E)-5-(Toluene-4-sulfonyloxy)-penta-2,4-dienoic acid methyl ester
    —— 2-methyl-2-[3-[(E)-3-[2-(4-methylbenzoyl)pyrrol-1-yl]prop-1-enyl]phenoxy]propanoic acid 474008-90-7 C25H25NO4
    2-methyl-2-[3-[(E)-3-[2-(4-methylbenzoyl)pyrrol-1-yl]prop-1-enyl]phenoxy]propanoic acid
    —— 2-(4-Fluorophenyl)-3-[(2-methoxyethylamino)pyrimidin-4-yl]-6,7-dihydro-5H-pyrazolo[1,2-a]pyrazol-1-one 503072-18-2 C19H20FN5O2
    2-(4-Fluorophenyl)-3-[(2-methoxyethylamino)pyrimidin-4-yl]-6,7-dihydro-5H-pyrazolo[1,2-a]pyrazol-1-one
    —— 2,3-dimethyl-1-phenethyl-1H-pyrrole 1448154-06-0 C14H17N
    2,3-dimethyl-1-phenethyl-1H-pyrrole
    —— 2-(4'-Formyl-biphenyl-4-yl)-malononitrile 193980-14-2 C16H10N2O
    2-(4'-Formyl-biphenyl-4-yl)-malononitrile
    —— 2-(4-chlorobenzenesulfonamido)-1-amylthio-5-hydroxynonane 1242189-42-9 C20H34ClNO3S2
    2-(4-chlorobenzenesulfonamido)-1-amylthio-5-hydroxynonane
    —— (2S)-2-[(3aR,5S,6S,6aR)-6-hydroxy-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]-N-[2-[2-[[(2S)-2-[(3aR,5S,6S,6aR)-6-hydroxy-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]-2-hydroxyacetyl]amino]ethylamino]ethyl]-2-hydroxyacetamide 247048-86-8 C22H37N3O12
    (2S)-2-[(3aR,5S,6S,6aR)-6-hydroxy-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]-N-[2-[2-[[(2S)-2-[(3aR,5S,6S,6aR)-6-hydroxy-2,2-dimethyl-3a,5,6,6a-tetrahydrofuro[2,3-d][1,3]dioxol-5-yl]-2-hydroxyacetyl]amino]ethylamino]ethyl]-2-hydroxyacetamide
    —— 2-{[1-(trans-4-methylcyclohexyl)-1H-imidazol-4-yl]methyl}-5-(L-phenylalanylamino)valeric acid 1335138-64-1 C25H36N4O3
    2-{[1-(trans-4-methylcyclohexyl)-1H-imidazol-4-yl]methyl}-5-(L-phenylalanylamino)valeric acid
    —— 2,4-Dimethoxy-6-phenylsulfanylmethyl-benzoic acid 1-methyl-4-(tetrahydro-pyran-2-yloxy)-butyl ester 74726-84-4 C26H34O6S
    2,4-Dimethoxy-6-phenylsulfanylmethyl-benzoic acid 1-methyl-4-(tetrahydro-pyran-2-yloxy)-butyl ester
    —— 2,4,4,3',3'-pentamethyl-3,4-dihydro-2<i>H</i>-spiro[benzo[<i>c</i>]azepine-5,2'-oxetan]-1-one 67177-36-0 C17H23NO2
    2,4,4,3',3'-pentamethyl-3,4-dihydro-2<i>H</i>-spiro[benzo[<i>c</i>]azepine-5,2'-oxetan]-1-one
    —— 2,3,4-tri-O-acetyl-6-bromo-6-deoxy-β-D-glucopyranosyl-(1->4)-2,3-di-O-acetyl-1,6-anhydro-β-D-glucopyranose 287731-99-1 C22H29BrO14
    2,3,4-tri-O-acetyl-6-bromo-6-deoxy-β-D-glucopyranosyl-(1->4)-2,3-di-O-acetyl-1,6-anhydro-β-D-glucopyranose
    —— 2-phenyl-5-{4-[2-(2-phenyl-2<i>H</i>-[1,2,3]triazol-4-yl)-vinyl]-phenyl}-[1,3,4]oxadiazole 59098-50-9 C24H17N5O
    2-phenyl-5-{4-[2-(2-phenyl-2<i>H</i>-[1,2,3]triazol-4-yl)-vinyl]-phenyl}-[1,3,4]oxadiazole
    —— 2-octoxycarbonylbenzenecarboperoxoic acid 139029-99-5 C16H22O5
    2-octoxycarbonylbenzenecarboperoxoic acid
    —— 2-isopropylidenehydrazono-4-carboxymethylidene-4,5-dihydrothiazoline 76562-23-7 C8H11N3O2S
    2-isopropylidenehydrazono-4-carboxymethylidene-4,5-dihydrothiazoline
    —— 2-(3-bromo-5-{2-[2-(2-methoxyethoxy)ethoxy]ethoxy}phenyl)-1,3-dioxolane 936844-21-2 C16H23BrO6
    2-(3-bromo-5-{2-[2-(2-methoxyethoxy)ethoxy]ethoxy}phenyl)-1,3-dioxolane
    —— 2-nitro-1,3-bis-(toluene-4-sulfonyl)-benzene 750634-78-7 C20H17NO6S2
    2-nitro-1,3-bis-(toluene-4-sulfonyl)-benzene
    —— 2-(5-octoxynaphthalen-1-yl)oxyacetic acid 656248-70-3 C20H26O4
    2-(5-octoxynaphthalen-1-yl)oxyacetic acid
    —— 2,6-Dimethyl-1,5-bis(2-oxo-1-butoxy)naphthalene 137517-21-6 C20H24O4
    2,6-Dimethyl-1,5-bis(2-oxo-1-butoxy)naphthalene
    —— 2-methyl-2,3-dihydro-cyclopenta[a]naphthalen-1-thione 886212-02-8 C14H12S
    2-methyl-2,3-dihydro-cyclopenta[a]naphthalen-1-thione
    —— (2S)-2-(2-Methylpropyl)-6-nitro-3-azaheptandisaeure-1-methyl-7-<2,6-di(tert-butyl)-4-methoxyphenyl>ester 124201-80-5 C26H42N2O7
    (2S)-2-(2-Methylpropyl)-6-nitro-3-azaheptandisaeure-1-methyl-7-<2,6-di(tert-butyl)-4-methoxyphenyl>ester
    —— 2-(pyrrolidin-1-yl)-6-(thiophen-2-yl)pyridine 1309609-82-2 C13H14N2S
    2-(pyrrolidin-1-yl)-6-(thiophen-2-yl)pyridine
    —— 2-Imino-tetrahydrofuran 4412-82-2 C4H7NO
    2-Imino-tetrahydrofuran
    —— <2-<2'-iodo-(1,1'-biphenyl)>(4-methylphenyl)>diazene 137721-00-7 C19H15IN2
    <2-<2'-iodo-(1,1'-biphenyl)>(4-methylphenyl)>diazene
    —— (2R,4S)-4-(2-((tert-butyldimethylsilyl)oxy)phenoxy)pentan-2-ol 871331-87-2 C17H30O3Si
    (2R,4S)-4-(2-((tert-butyldimethylsilyl)oxy)phenoxy)pentan-2-ol
    —— 2-methyl-3-butene-2-ol, sodium salt 79238-55-4 C5H9O*Na
    2-methyl-3-butene-2-ol, sodium salt
    —— (2E,6E)-2,6-bis(chloromethylene)-4-(4-methylphenyl)-selenomorpholine 1631147-73-3 C13H13Cl2NSe
    (2E,6E)-2,6-bis(chloromethylene)-4-(4-methylphenyl)-selenomorpholine
    —— 2-(3,3-dimethyl-butyl)-5-hydroxy-4-(7-iodo-1,1-dioxo-1,4-dihydro-1λ6-benzo[e][1,2,4]thiadiazin-3-yl)-6-thiophen-2-yl-2H-pyridazin-3-one 1038403-42-7 C21H21IN4O4S2
    2-(3,3-dimethyl-butyl)-5-hydroxy-4-(7-iodo-1,1-dioxo-1,4-dihydro-1λ6-benzo[e][1,2,4]thiadiazin-3-yl)-6-thiophen-2-yl-2H-pyridazin-3-one
    —— 2-iodo-9-pent-4-ynyl-8-(3,4,5-trimethoxy-benzyl)-9H-purin-6-ylamine 422508-40-5 C20H22IN5O3
    2-iodo-9-pent-4-ynyl-8-(3,4,5-trimethoxy-benzyl)-9H-purin-6-ylamine
    —— (2R)-1-[4-({(5R)-3-[2-(trifluoromethyl)phenyl](4,5-dihydroisoxazol-5-yl)}methyl)(3S)-3-methylpiperazinyl]-3-(2-methylbenzothiazol-5-yloxy)propan-2-ol 1055967-04-8 C27H31F3N4O3S
    (2R)-1-[4-({(5R)-3-[2-(trifluoromethyl)phenyl](4,5-dihydroisoxazol-5-yl)}methyl)(3S)-3-methylpiperazinyl]-3-(2-methylbenzothiazol-5-yloxy)propan-2-ol
    —— (2R,3R)-1-(4-Benzenesulfonyl-1-methyl-butyl)-3-hydroxymethyl-3-methyl-bicyclo[2.2.1]heptan-2-ol 65338-78-5 C20H30O4S
    (2R,3R)-1-(4-Benzenesulfonyl-1-methyl-butyl)-3-hydroxymethyl-3-methyl-bicyclo[2.2.1]heptan-2-ol
    —— 2-Methylpropan-1-ol-2-ammoniumsalicylat 72710-76-0 C4H11NO*C7H6O3
    2-Methylpropan-1-ol-2-ammoniumsalicylat
    —— 2,5-Bis-(benzoyl-hydrazono)-cyclohexane-1,4-dicarboxylic acid diethyl ester 70083-25-9 C26H28N4O6
    2,5-Bis-(benzoyl-hydrazono)-cyclohexane-1,4-dicarboxylic acid diethyl ester
    —— 2-Fluoro-benzoic acid 4-[bis-(2-chloro-ethyl)-amino]-phenyl ester 72501-37-2 C17H16Cl2FNO2
    2-Fluoro-benzoic acid 4-[bis-(2-chloro-ethyl)-amino]-phenyl ester
    —— 2-(2,5-Dimethoxy-phenylamino)-cyclohex-1-enecarboxylic acid ethyl ester 67187-97-7 C17H23NO4
    2-(2,5-Dimethoxy-phenylamino)-cyclohex-1-enecarboxylic acid ethyl ester
    —— 2-Cyanomethyl-3-acetyl-2H-1,2-benzothiazin-4(3H9-on-1,1,-dioxid 1697-39-8 C12H10N2O4S
    2-Cyanomethyl-3-acetyl-2H-1,2-benzothiazin-4(3H9-on-1,1,-dioxid
    —— 2-butyl-4-methyl-6-[4-(2-trifluoromethyl-benzoyl)-piperazin-1-yl]-2H-[1,2,4]triazine-3,5-dione 1206516-76-8 C20H24F3N5O3
    2-butyl-4-methyl-6-[4-(2-trifluoromethyl-benzoyl)-piperazin-1-yl]-2H-[1,2,4]triazine-3,5-dione
    —— (2Z)-N-<3,4-Bis(diethylamino)-1-morpholino-2-phenyl-4-sulfinyl-2-butenyliden>tosylamid 105140-84-9 C29H40N4O4S2
    (2Z)-N-<3,4-Bis(diethylamino)-1-morpholino-2-phenyl-4-sulfinyl-2-butenyliden>tosylamid
    —— [2-(2,2,6,6-Tetramethyl-3,6-dihydro-2H-pyridin-1-yl)-ethyl]-(3-trifluoromethyl-phenyl)-amine 23608-63-1 C18H25F3N2
    [2-(2,2,6,6-Tetramethyl-3,6-dihydro-2H-pyridin-1-yl)-ethyl]-(3-trifluoromethyl-phenyl)-amine
    —— 2-(1'-Methyl-chinolylium-8'-oxy)-propionsaeure-N,N-diethyl-amid-1'-bromid 63333-77-7 Br*C17H23N2O2
    2-(1'-Methyl-chinolylium-8'-oxy)-propionsaeure-N,N-diethyl-amid-1'-bromid
    —— 2-<3-Pyrrolidino-propyl>-2,3-dihydro-1H-pyrrolo<3,4-b>pyridin 97262-01-6 C14H21N3
    2-<3-Pyrrolidino-propyl>-2,3-dihydro-1H-pyrrolo<3,4-b>pyridin
    —— 2-Brom-1-<4-(acetamido)-thymoxy->-ethan 3383-31-1 C14H20BrNO2
    2-Brom-1-<4-(acetamido)-thymoxy->-ethan
    —— 2-Chloro-N-(4-chloro-2-isobutyryl-phenyl)-acetamide 1784-97-0 C12H13Cl2NO2
    2-Chloro-N-(4-chloro-2-isobutyryl-phenyl)-acetamide
    —— 2-Brommethyl-3,5,6-trimethyl-hydrochinon-diacetat 6453-04-9 C14H17BrO4
    2-Brommethyl-3,5,6-trimethyl-hydrochinon-diacetat
    —— 2,2-Dimethyl-2,3-dihydrothieno<3,2-c>chinolin 22361-95-1 C13H13NS
    2,2-Dimethyl-2,3-dihydrothieno<3,2-c>chinolin
    —— 2,3-Dimethoxy-5-methyl-6-((E)-3,7,11-trimethyl-dodec-2-enyl)-[1,4]benzoquinone 95748-76-8 C24H38O4
    2,3-Dimethoxy-5-methyl-6-((E)-3,7,11-trimethyl-dodec-2-enyl)-[1,4]benzoquinone
    —— 2-(3-Azepan-1-yl-ureido)-benzoic acid ethyl ester 23614-14-4 C16H23N3O3
    2-(3-Azepan-1-yl-ureido)-benzoic acid ethyl ester
    —— 2-(difluoro(4-fluorophenyl)methyl)-6-(isopropoxymethyl)-N-(5-methyl-1H-pyrazol-3-yl)pyrrolo[2,1-f][1,2,4]triazin-4-amine 1204245-69-1 C21H21F3N6O
    2-(difluoro(4-fluorophenyl)methyl)-6-(isopropoxymethyl)-N-(5-methyl-1H-pyrazol-3-yl)pyrrolo[2,1-f][1,2,4]triazin-4-amine
    —— 2-chloro-3-[4-(1-phenylpropyloxy)phenyl]propionic acid 57181-58-5 C18H19ClO3
    2-chloro-3-[4-(1-phenylpropyloxy)phenyl]propionic acid
    —— 2-((2S,5R,8S,11S)-8-(4-(3-(6-amino-1,3-dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)propanamido)butyl)-11-(3-guanidinopropyl)-5-(4-hydroxybenzyl)-3,6,9,12,15-pentaoxo-1,4,7,10,13-pentaazacyclopentadecan-2-yl)acetic acid 1382684-77-6 C42H51N11O11
    2-((2S,5R,8S,11S)-8-(4-(3-(6-amino-1,3-dioxo-1H-benzo[de]isoquinolin-2(3H)-yl)propanamido)butyl)-11-(3-guanidinopropyl)-5-(4-hydroxybenzyl)-3,6,9,12,15-pentaoxo-1,4,7,10,13-pentaazacyclopentadecan-2-yl)acetic acid