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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-cyclohexyl-hex-5-enal 861818-52-2 C12H20O
    2-cyclohexyl-hex-5-enal
    —— [(2R,3S,6S)-3-acetyloxy-6-[(2S)-butan-2-yl]oxy-3,6-dihydro-2H-pyran-2-yl]methyl acetate 779357-04-9 C14H22O6
    [(2R,3S,6S)-3-acetyloxy-6-[(2S)-butan-2-yl]oxy-3,6-dihydro-2H-pyran-2-yl]methyl acetate
    —— 2-ethoxy-4,4-dimethyl-5-(2-methyl-propenyl)-4,5-dihydro-oxazole 35574-34-6 C11H19NO2
    2-ethoxy-4,4-dimethyl-5-(2-methyl-propenyl)-4,5-dihydro-oxazole
    —— 2-(bromomethyl-d)-9H-fluorene 78757-55-8 C14H11Br
    2-(bromomethyl-d)-9H-fluorene
    —— 2-methyl-2-(pyridin-2-yl)hexanenitrile 1285636-94-3 C12H16N2
    2-methyl-2-(pyridin-2-yl)hexanenitrile
    —— 2-Aethoxy-octen-(2)-diin-(4,6) 24442-77-1 C10H12O
    2-Aethoxy-octen-(2)-diin-(4,6)
    —— 2,4-Bis-(4-fluoro-phenyl)-6,7,8,9-tetrakis-trifluoromethyl-1,3-diaza-spiro[4.4]nona-1,3,6,8-tetraene 85422-14-6 C23H8F14N2
    2,4-Bis-(4-fluoro-phenyl)-6,7,8,9-tetrakis-trifluoromethyl-1,3-diaza-spiro[4.4]nona-1,3,6,8-tetraene
    —— 2-cyano-1,1-cyclopentane dicarboxylic acid dimethyl ester 79917-32-1 C10H13NO4
    2-cyano-1,1-cyclopentane dicarboxylic acid dimethyl ester
    —— 2-methyl-4,6-bis-methylsulfanyl-2<i>H</i>-pyrazolo[3,4-<i>d</i>][1,3]thiazin-3-one 68640-90-4 C8H9N3OS3
    2-methyl-4,6-bis-methylsulfanyl-2<i>H</i>-pyrazolo[3,4-<i>d</i>][1,3]thiazin-3-one
    —— 2-[2-fluoro-5-(trifluoromethyl)phenyl]-N-(2-pyrrolidin-1-ylpyridin-4-yl)-5,6,7,8-tetrahydroquinoline-8-carboxamide 1227054-76-3 C26H24F4N4O
    2-[2-fluoro-5-(trifluoromethyl)phenyl]-N-(2-pyrrolidin-1-ylpyridin-4-yl)-5,6,7,8-tetrahydroquinoline-8-carboxamide
    —— 2-Methoxy-2-(3,4-methylendioxybenzoyl)-3(2H)-benzofuranon 75335-01-2 C17H12O6
    2-Methoxy-2-(3,4-methylendioxybenzoyl)-3(2H)-benzofuranon
    —— (2R,4R)-4-(3-benzoyl-5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-2-tert-butoxycarbonylmethoxymethyl-pyrrolidine-1-carboxylic acid tert-butyl ester 289495-41-6 C28H37N3O8
    (2R,4R)-4-(3-benzoyl-5-methyl-2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-2-tert-butoxycarbonylmethoxymethyl-pyrrolidine-1-carboxylic acid tert-butyl ester
    —— 2-dicyanomethylene-4,5-dimethyl-3-(2-thienyl)-5-ethyl-2,5-dihydrofuran 1290057-16-7 C15H14N2OS
    2-dicyanomethylene-4,5-dimethyl-3-(2-thienyl)-5-ethyl-2,5-dihydrofuran
    —— 2',3'-di-O-mesyl-5'-O-TBDMS-2',3'-secoadenosine 196093-87-5 C18H33N5O8S2Si
    2',3'-di-O-mesyl-5'-O-TBDMS-2',3'-secoadenosine
    —— 2,3-Diphenyl-2-cyclopropen-1-carbaldehyd-tosylhydrazon-Na-Salz 80673-32-1 C23H19N2O2S*Na
    2,3-Diphenyl-2-cyclopropen-1-carbaldehyd-tosylhydrazon-Na-Salz
    —— 2-(β-cyanoethyl)-4,4,6-trimethyl-tetrahydro-(2H)-1,3-oxazine 292041-48-6 C10H18N2O
    2-(β-cyanoethyl)-4,4,6-trimethyl-tetrahydro-(2H)-1,3-oxazine
    —— 2-[(2-chlorophenyl)methylsulfanyl]-3-phenyl-6-[6-(trifluoromethyl)-1H-benzimidazol-2-yl]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-one 1240708-86-4 C28H21ClF3N5OS
    2-[(2-chlorophenyl)methylsulfanyl]-3-phenyl-6-[6-(trifluoromethyl)-1H-benzimidazol-2-yl]-7,8-dihydro-5H-pyrido[4,3-d]pyrimidin-4-one
    —— 2-(2-chloro-6-fluorophenyl)-N-(6-fluoro-3-(4-fluorophenyl)imidazo[1,2-a]pyridin-2-yl)acetamide 1123164-69-1 C21H13ClF3N3O
    2-(2-chloro-6-fluorophenyl)-N-(6-fluoro-3-(4-fluorophenyl)imidazo[1,2-a]pyridin-2-yl)acetamide
    —— 2-Brom-1,4-bis-trifluormethoxy-benzol 1813-36-1 C8H3BrF6O2
    2-Brom-1,4-bis-trifluormethoxy-benzol
    —— 2-Hydroxy-3-methyl-N-benzolsulfonyl-benzamid 92200-56-1 C14H13NO4S
    2-Hydroxy-3-methyl-N-benzolsulfonyl-benzamid
    —— 2,3-Dibenzoyl-4,6-α-brom-cinnamyliden-α-methyl-D-glucosid 4610-47-3 C30H27BrO8
    2,3-Dibenzoyl-4,6-α-brom-cinnamyliden-α-methyl-D-glucosid
    —— 2,2'-Diphensaeure-aethyl-(3-nitrophenyl)-ester 24014-07-1 C22H17NO6
    2,2'-Diphensaeure-aethyl-(3-nitrophenyl)-ester
    —— 2-Benzylamino-eicosantriol-(1,3,5) 96215-97-3 C27H49NO3
    2-Benzylamino-eicosantriol-(1,3,5)
    —— 2,3-Diacetyl-4,6-phenylpropargylideno-α-methyl-D-glucosid 4695-70-9 C20H22O8
    2,3-Diacetyl-4,6-phenylpropargylideno-α-methyl-D-glucosid
    —— 2-N-Propionyl-4-O-acetyl-spiroxazon 97136-71-5 C15H17N3O4
    2-N-Propionyl-4-O-acetyl-spiroxazon
    —— 2-Phenyl-imidazo<1,2-a>pyridin-6-carbonsaeure-<3-dimethylamino-propylester> 3042-08-8 C19H21N3O2
    2-Phenyl-imidazo<1,2-a>pyridin-6-carbonsaeure-<3-dimethylamino-propylester>
    —— 2,3-Dichlor-allyl-quecksilberiodid 116034-93-6 C3H3Cl2HgI
    2,3-Dichlor-allyl-quecksilberiodid
    —— 2-<<(4,5-bis(trimethylsilyl)benzocyclobutenyl)oxy>methyl>benzonitrile 74353-00-7 C22H29NOSi2
    2-<<(4,5-bis(trimethylsilyl)benzocyclobutenyl)oxy>methyl>benzonitrile
    —— 2-Phenyl-2-phenylamino-pentanenitrile 68230-34-2 C17H18N2
    2-Phenyl-2-phenylamino-pentanenitrile
    —— 2S,4R,20S-3-(2-[1-phenylacetyl-5-(pyridin-2-ylaminomethyl)-pyrrolidin-3-yloxy]-acetylamino)-2-(2,4,6-trimethyl-benzenesulfonylamino)-propionic acid TFA-salt 865436-03-9 C2HF3O2*C32H39N5O7S
    2S,4R,20S-3-(2-[1-phenylacetyl-5-(pyridin-2-ylaminomethyl)-pyrrolidin-3-yloxy]-acetylamino)-2-(2,4,6-trimethyl-benzenesulfonylamino)-propionic acid TFA-salt
    —— 2-(4-benzoylphenyl)-2-methylpropanal 959706-76-4 C17H16O2
    2-(4-benzoylphenyl)-2-methylpropanal
    —— 2-(2,4,6-trimethoxybenzylthio)phenylboronic acid 1004540-20-8 C16H19BO5S
    2-(2,4,6-trimethoxybenzylthio)phenylboronic acid
    —— 2-(2-dimethylaminoethoxy)benzenecarboximidic acid hydrazide 247059-47-8 C11H18N4O
    2-(2-dimethylaminoethoxy)benzenecarboximidic acid hydrazide
    —— 21-butoxycarbonylmethylthio-6α,9α-difluoro-11β-hydroxy-16α,17α-isopropylidenedioxy-1,4-pregnadiene-3,20-dione 125380-47-4 C30H40F2O7S
    21-butoxycarbonylmethylthio-6α,9α-difluoro-11β-hydroxy-16α,17α-isopropylidenedioxy-1,4-pregnadiene-3,20-dione
    —— 2',3'-O,N4-triacetylcytidin-5'-yl methyl 4,7,8,9-tetra-O-acetyl-5-amino-5-N-benzyloxycarbonyl-3,5-dideoxy-β-D-glycero-D-galacto-2-nonulopyranosid-2''-yl phosphate 194665-69-5 C41H51N4O24P
    2',3'-O,N4-triacetylcytidin-5'-yl methyl 4,7,8,9-tetra-O-acetyl-5-amino-5-N-benzyloxycarbonyl-3,5-dideoxy-β-D-glycero-D-galacto-2-nonulopyranosid-2''-yl phosphate
    —— <2-Methoxycarbonyl-propyl>-triethylzinn 95767-92-3 C11H24O2Sn
    <2-Methoxycarbonyl-propyl>-triethylzinn
    —— 2-(2-ethoxyethyl)-5,7-dimethyl-3-(4-{2-[({[(4-methylphenyl)sulfonyl]amino}carbonyl)amino]ethyl}phenyl)-3H-imidazo[4,5-b]pyridine, formate 415905-27-0 CH2O2*C28H33N5O4S
    2-(2-ethoxyethyl)-5,7-dimethyl-3-(4-{2-[({[(4-methylphenyl)sulfonyl]amino}carbonyl)amino]ethyl}phenyl)-3H-imidazo[4,5-b]pyridine, formate
    —— 2'-chloro-2,6'-dimethyl-4'-({[(2R)-tetrahydrofuran-2-ylmethyl]amino-}-methyl)biphenyl-4-carboxamide hydrochloride 1027214-06-7 C21H25ClN2O2*ClH
    2'-chloro-2,6'-dimethyl-4'-({[(2R)-tetrahydrofuran-2-ylmethyl]amino-}-methyl)biphenyl-4-carboxamide hydrochloride
    —— 2-(benzoylamino)-5-(tert-butylimino)-4,5-dihydro-4,4-diphenylthiazole 124512-20-5 C26H25N3OS
    2-(benzoylamino)-5-(tert-butylimino)-4,5-dihydro-4,4-diphenylthiazole
    —— (2-<sup>2</sup>H)-19β,28-epoxy-18α-oleanan-1-one 107669-68-1 C30H48O2
    (2-<sup>2</sup>H)-19β,28-epoxy-18α-oleanan-1-one
    —— (2-methyl-1,3,5-tripyrrolidinobenzene)chromium tricarbonyl 95464-51-0 C22H29CrN3O3
    (2-methyl-1,3,5-tripyrrolidinobenzene)chromium tricarbonyl
    —— 2-[3-methyl-1-(phenylmethyl)-2-pyrrolidinyl]pyridine 1266573-21-0 C17H20N2
    2-[3-methyl-1-(phenylmethyl)-2-pyrrolidinyl]pyridine
    —— 2-[4-(3-hydroxypiperidin-1-yl)phenyl]amino-6-[(6-N-methylpropylamino)pyridin-3-yl]-9H-purine 1042916-61-9 C25H30N8O
    2-[4-(3-hydroxypiperidin-1-yl)phenyl]amino-6-[(6-N-methylpropylamino)pyridin-3-yl]-9H-purine
    —— 2-[3-(3,4-dichloro-phenyl)-1-(4-chloro-benzoyl)-pyrrolidin-3-yl]-ethyl-methanesulfonate 167263-18-5 C20H20Cl3NO4S
    2-[3-(3,4-dichloro-phenyl)-1-(4-chloro-benzoyl)-pyrrolidin-3-yl]-ethyl-methanesulfonate
    —— 2-(4-aminomethyl-3-methyl-3H-benzoimidazol-5-yl)-benzamide trifuoroacetate 870485-90-8 C2HF3O2*C16H16N4O
    2-(4-aminomethyl-3-methyl-3H-benzoimidazol-5-yl)-benzamide trifuoroacetate
    —— (2-chloro-4-n-propyl)-phenyl-chloromethyl ether 82071-05-4 C10H12Cl2O
    (2-chloro-4-n-propyl)-phenyl-chloromethyl ether
    —— (2-amino-4,6-di-tert-butylphenol){2,4-di-tert-butyl-6-(salicylideneamino)phenolato(2-)}palladium(II) 131680-69-8 C35H48N2O3Pd
    (2-amino-4,6-di-tert-butylphenol){2,4-di-tert-butyl-6-(salicylideneamino)phenolato(2-)}palladium(II)
    —— (2Z,4E)-2-Formylamino-hexa-2,4-dienoic acid ethyl ester 104705-16-0 C9H13NO3
    (2Z,4E)-2-Formylamino-hexa-2,4-dienoic acid ethyl ester
    —— 2-Methylsulfanyl-8-phenylpyrido[3,4-d]pyrimidine 1578246-05-5 C14H11N3S
    2-Methylsulfanyl-8-phenylpyrido[3,4-d]pyrimidine
    —— (2S)-N-[(2S)-3-[[(2S)-2-amino-3-(1H-indol-3-yl)propanoyl]amino]-1-[[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methylamino]-1-oxopropan-2-yl]-2-(hexylcarbamoylamino)-3-phenylpropanamide;2,2,2-trifluoroacetic acid 1001094-20-7 C2HF3O2*C39H51N9O9
    (2S)-N-[(2S)-3-[[(2S)-2-amino-3-(1H-indol-3-yl)propanoyl]amino]-1-[[(2R,3S,4R,5R)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]methylamino]-1-oxopropan-2-yl]-2-(hexylcarbamoylamino)-3-phenylpropanamide;2,2,2-trifluoroacetic acid