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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2H,3H,9H-pentadecafluoro-2-iodo-3-trifluoromethyl-non-2-ene 63703-17-3 C10HF18I
    2H,3H,9H-pentadecafluoro-2-iodo-3-trifluoromethyl-non-2-ene
    —— 2-Ethylamino-cycloheptimidazol 2745-12-2 C10H11N3
    2-Ethylamino-cycloheptimidazol
    —— 2-amino-3-prop-2-ynyl-3,5,6,7-tetrahydro-cyclopentapyrimidin-4-one 3441-95-0 C10H11N3O
    2-amino-3-prop-2-ynyl-3,5,6,7-tetrahydro-cyclopentapyrimidin-4-one
    —— (2'R,3'R)-ethyl 1-(2,4-dichlorobenzyl)-2-oxospiro[indoline-3,2'-oxirane]-3'-carboxylate 1345838-33-6 C19H15Cl2NO4
    (2'R,3'R)-ethyl 1-(2,4-dichlorobenzyl)-2-oxospiro[indoline-3,2'-oxirane]-3'-carboxylate
    —— (2Z)-1-tert-butyldiphenylsilyloxy-3,7-dimethylocta-2-en-4-yn-6-ol 1189161-23-6 C26H34O2Si
    (2Z)-1-tert-butyldiphenylsilyloxy-3,7-dimethylocta-2-en-4-yn-6-ol
    —— 2-methyl-hexa-1,4<i>c</i>-dien-3-ol 52755-40-5 C7H12O
    2-methyl-hexa-1,4<i>c</i>-dien-3-ol
    —— 2-(2-dimethylamino-ethyl)-8-nitro-2,10-dihydro-benzo[<i>b</i>]pyridazino[4,5-<i>e</i>][1,4]thiazin-1-one 68434-15-1 C14H15N5O3S
    2-(2-dimethylamino-ethyl)-8-nitro-2,10-dihydro-benzo[<i>b</i>]pyridazino[4,5-<i>e</i>][1,4]thiazin-1-one
    —— 2-(8-Trifluoromethyl-quinolin-4-ylamino)-benzoic acid 2-acetoxy-ethyl ester 49712-39-2 C21H17F3N2O4
    2-(8-Trifluoromethyl-quinolin-4-ylamino)-benzoic acid 2-acetoxy-ethyl ester
    —— 2-(7-Trifluoromethoxy-quinolin-4-ylamino)-benzoic acid 2,3-dihydroxy-propyl ester 40516-35-6 C20H17F3N2O5
    2-(7-Trifluoromethoxy-quinolin-4-ylamino)-benzoic acid 2,3-dihydroxy-propyl ester
    —— (2-Phenyl-2a,3,4,5-tetrahydro-acenaphthylen-1-yl)-acetic acid ethyl ester 51091-92-0 C22H22O2
    (2-Phenyl-2a,3,4,5-tetrahydro-acenaphthylen-1-yl)-acetic acid ethyl ester
    —— 2-exo-Methoxy-5-exo-chloro-6-exo-deuterionorbornan 51332-75-3 C8H13ClO
    2-exo-Methoxy-5-exo-chloro-6-exo-deuterionorbornan
    —— 2-Oxo-tetrahydrofuran-3-sulfonsaeure-chinolinium-salz 40336-83-2 C4H6O5S*C9H7N
    2-Oxo-tetrahydrofuran-3-sulfonsaeure-chinolinium-salz
    —— 2-Benzoyl-1-methyl-1-(p-methoxythiobenzoyl)-hydrazin 52143-38-1 C16H16N2O2S
    2-Benzoyl-1-methyl-1-(p-methoxythiobenzoyl)-hydrazin
    —— 2-Benzylamino-3-[(methyl-p-tolyl-amino)-methyl]-[1,4]naphthoquinone 53944-85-7 C26H24N2O2
    2-Benzylamino-3-[(methyl-p-tolyl-amino)-methyl]-[1,4]naphthoquinone
    —— 2-Propenyl-tert-butylthio-diphenylmethan 35905-78-3 C20H24S
    2-Propenyl-tert-butylthio-diphenylmethan
    —— 2-(3-Methoxy-naphthyl-2-amino)-4,6-dimethyl-pyrimidin 23951-94-2 C17H17N3O
    2-(3-Methoxy-naphthyl-2-amino)-4,6-dimethyl-pyrimidin
    —— 2-(6-Methoxy-naphthyl-2-amino)-4,6-dimethyl-pyrimidin 23951-93-1 C17H17N3O
    2-(6-Methoxy-naphthyl-2-amino)-4,6-dimethyl-pyrimidin
    —— 2,2,5,5-tetrakis-(chloro-difluoro-methyl)-4-isocyanato-2,5-dihydro-1<i>H</i>-imidazole 23757-80-4 C8HCl4F8N3O
    2,2,5,5-tetrakis-(chloro-difluoro-methyl)-4-isocyanato-2,5-dihydro-1<i>H</i>-imidazole
    —— 2-(1-hydroxy-2-hydroxyimino-ethyl)-1-methyl-pyridinium 26180-17-6 C8H11N2O2
    2-(1-hydroxy-2-hydroxyimino-ethyl)-1-methyl-pyridinium
    —— (2aR,4aS,5S)-5-Hydroxy-2a,4a-dimethyl-tetradecahydro-10a-aza-cyclobuta[3,4]cyclohepta[1,2-e]inden-1-one 23330-28-1 C17H27NO2
    (2aR,4aS,5S)-5-Hydroxy-2a,4a-dimethyl-tetradecahydro-10a-aza-cyclobuta[3,4]cyclohepta[1,2-e]inden-1-one
    —— (2R,3S,4S,5R,6S)-2-Hydroxymethyl-6-(1-methoxy-1-methyl-ethyl)-tetrahydro-pyran-3,4,5-triol 32970-02-8 C10H20O6
    (2R,3S,4S,5R,6S)-2-Hydroxymethyl-6-(1-methoxy-1-methyl-ethyl)-tetrahydro-pyran-3,4,5-triol
    —— <2-Nitro-phenyl>-<tetra-O-acetyl-1-thio-α-D-galactopyranosid> 18463-29-1 C20H23NO11S
    <2-Nitro-phenyl>-<tetra-O-acetyl-1-thio-α-D-galactopyranosid>
    —— 2-(5-ethyl-1-aza-bicyclo[2.2.2]oct-2-yl)-2-(3-hydroxy-ethyl)-1,2-dihydro-indol-3-one (2,4-dinitro-phenyl)-hydrazone 23397-44-6 C25H30N6O5
    2-(5-ethyl-1-aza-bicyclo[2.2.2]oct-2-yl)-2-(3-hydroxy-ethyl)-1,2-dihydro-indol-3-one (2,4-dinitro-phenyl)-hydrazone
    —— 2,3,2',3'-tetraphenyl-3<i>H</i>,3'<i>H</i>-[5,5']bi[benzoimidazolyl] 39823-40-0 C38H26N4
    2,3,2',3'-tetraphenyl-3<i>H</i>,3'<i>H</i>-[5,5']bi[benzoimidazolyl]
    —— 2-Benzylthio-5-fluor-pyrimidin-6-carboxaldehyd 23865-14-7 C12H9FN2O2S
    2-Benzylthio-5-fluor-pyrimidin-6-carboxaldehyd
    —— 2-Acetylamino-1.4-naphthochinonyl-3-aethanthiosulfonat 20251-96-1 C14H13NO5S2
    2-Acetylamino-1.4-naphthochinonyl-3-aethanthiosulfonat
    —— 2-bromo-7-hexyl-9H-fluoren-9-one 1344989-94-1 C19H19BrO
    2-bromo-7-hexyl-9H-fluoren-9-one
    —— 2-phenyl-4-(3-cyclohex-1-enyl-3-oxopropyl)-2-selenoxo-2-phosphabicyclo<4.4.0>decan-5-one 128465-08-7 C24H31O2PSe
    2-phenyl-4-(3-cyclohex-1-enyl-3-oxopropyl)-2-selenoxo-2-phosphabicyclo<4.4.0>decan-5-one
    —— (2S)-N-hydroxy-2-[(4-methoxybenzyl)oxy]-2-phenylethanimidoyl chloride 1134630-86-6 C16H16ClNO3
    (2S)-N-hydroxy-2-[(4-methoxybenzyl)oxy]-2-phenylethanimidoyl chloride
    —— 2',4'',11-Triacetylerythromycin B 23893-17-6 C43H73NO15
    2',4'',11-Triacetylerythromycin B
    —— 2-(N-Diethylaminomethyl)-4,5-dimethylimidazol 23230-50-4 C10H19N3
    2-(N-Diethylaminomethyl)-4,5-dimethylimidazol
    —— 2-bromo-1-[6,8-dichloro-2-(hydroxy-phenyl-methyl)-quinolin-4-yl]-ethanol 38911-64-7 C18H14BrCl2NO2
    2-bromo-1-[6,8-dichloro-2-(hydroxy-phenyl-methyl)-quinolin-4-yl]-ethanol
    —— 2-(1-Hydroxy-4-methyl-cyclohexyl)-but-3-enoic acid methyl ester 121642-74-8 C12H20O3
    2-(1-Hydroxy-4-methyl-cyclohexyl)-but-3-enoic acid methyl ester
    —— (2-Oxo-cyclohexyl)-bernsteinsaeure 60506-14-1 C10H14O5
    (2-Oxo-cyclohexyl)-bernsteinsaeure
    —— (+/-)-[2-(tert-butyldimethylsilanyloxy)ethyl-cyclopropyl]-phosphonic acid diisopropyl ester 1174388-47-6 C19H41O5PSi
    (+/-)-[2-(tert-butyldimethylsilanyloxy)ethyl-cyclopropyl]-phosphonic acid diisopropyl ester
    —— (2R,3R,4R,5S)-1,3,4-tris(benzyloxy)-5-(4-methoxybenzyl-amino)-oct-7-en-2-ol 1485522-20-0 C37H43NO5
    (2R,3R,4R,5S)-1,3,4-tris(benzyloxy)-5-(4-methoxybenzyl-amino)-oct-7-en-2-ol
    —— 2-(2-oxo-propyl)-7-trifluoromethyl-benzo[<i>d</i>][1,3]oxazin-4-one 57860-88-5 C12H8F3NO3
    2-(2-oxo-propyl)-7-trifluoromethyl-benzo[<i>d</i>][1,3]oxazin-4-one
    —— 2,6-bis(dipropylaminomethyl)-4-(7'-trifluoromethylquinazolin-4'-ylamino)phenol 129190-30-3 C29H40F3N5O
    2,6-bis(dipropylaminomethyl)-4-(7'-trifluoromethylquinazolin-4'-ylamino)phenol
    —— 2-[2'-oxo-5'-(piperidin-1-ylcarbonyl)spiro[1,3-dioxan-2,3'-indol]-1'(2'H)-yl]benzonitrile 1234337-50-8 C24H23N3O4
    2-[2'-oxo-5'-(piperidin-1-ylcarbonyl)spiro[1,3-dioxan-2,3'-indol]-1'(2'H)-yl]benzonitrile
    —— 2-acetoxy-<i>N</i>-[5-methyl-2-(1-methyl-piperidin-4-yl)-4-phenyl-2<i>H</i>-pyrazol-3-yl]-2-phenyl-acetamide 96075-09-1 C26H30N4O3
    2-acetoxy-<i>N</i>-[5-methyl-2-(1-methyl-piperidin-4-yl)-4-phenyl-2<i>H</i>-pyrazol-3-yl]-2-phenyl-acetamide
    —— 2,6,7,8,9,9a-Hexahydro-1H-6-aza-benzo[cd]azulene 42025-38-7 C12H15N
    2,6,7,8,9,9a-Hexahydro-1H-6-aza-benzo[cd]azulene
    —— 2-Methylamino-4-amino-5-hydroxymethyl-pyrimidin 98484-99-2 C6H10N4O
    2-Methylamino-4-amino-5-hydroxymethyl-pyrimidin
    —— 2-(pyrazin-2-yl)thiophen-3-amine 1239464-70-0 C8H7N3S
    2-(pyrazin-2-yl)thiophen-3-amine
    —— [2(S)-Benzyloxycarbonylamino]-3-[5-[(6-aminopyridin-2-yl)propyl]isoxazolin-3-yl]carbonylaminopropionic acid, trifluoroacetate salt 185560-17-2 C2HF3O2*C23H27N5O6
    [2(S)-Benzyloxycarbonylamino]-3-[5-[(6-aminopyridin-2-yl)propyl]isoxazolin-3-yl]carbonylaminopropionic acid, trifluoroacetate salt
    —— 2-(8-Trifluoromethyl-quinolin-4-ylamino)-benzoic acid 2-[4-(4-chloro-phenyl)-piperazin-1-yl]-ethyl ester 55179-18-5 C29H26ClF3N4O2
    2-(8-Trifluoromethyl-quinolin-4-ylamino)-benzoic acid 2-[4-(4-chloro-phenyl)-piperazin-1-yl]-ethyl ester
    —— 2,3,5,6-Tetrakis-(2,4,5-trichloro-phenoxy)-[1,4]benzoquinone 51143-01-2 C30H8Cl12O6
    2,3,5,6-Tetrakis-(2,4,5-trichloro-phenoxy)-[1,4]benzoquinone
    —— 2-(3-amino-phenyl)-4-(2-hydroxy-ethyl)-5-methyl-1,2-dihydro-pyrazol-3-one 93136-73-3 C12H15N3O2
    2-(3-amino-phenyl)-4-(2-hydroxy-ethyl)-5-methyl-1,2-dihydro-pyrazol-3-one
    —— (2-benzyl-3,5-dimethyl-pyrazolo[1,5-<i>a</i>]pyrimidin-7-yl)-methyl-amine 47070-28-0 C16H18N4
    (2-benzyl-3,5-dimethyl-pyrazolo[1,5-<i>a</i>]pyrimidin-7-yl)-methyl-amine
    —— 2-(6,7-dimethoxy-1,3-dioxo-1<i>H</i>,3<i>H</i>-benzo[<i>de</i>]isoquinolin-2-yl)-propionic acid methyl ester 71067-76-0 C18H17NO6
    2-(6,7-dimethoxy-1,3-dioxo-1<i>H</i>,3<i>H</i>-benzo[<i>de</i>]isoquinolin-2-yl)-propionic acid methyl ester
    —— 2-(4'-Chloro-biphenyl-4-ylmethoxy)-2-methyl-propionic acid ethyl ester 22494-60-6 C19H21ClO3
    2-(4'-Chloro-biphenyl-4-ylmethoxy)-2-methyl-propionic acid ethyl ester