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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-butyl-1-methyl-5-phenyl-, (S)- 64091-30-1 C15H18N2O3
    2,4,6(1H,3H,5H)-Pyrimidinetrione, 5-butyl-1-methyl-5-phenyl-, (S)-
    —— (2R,4R)-4-(acetoxy)-2-(2-[4-bromophenyl]-2-oxoethyl)-1-(2-phenylacetyl)pyrrolidine 1375570-92-5 C22H22BrNO4
    (2R,4R)-4-(acetoxy)-2-(2-[4-bromophenyl]-2-oxoethyl)-1-(2-phenylacetyl)pyrrolidine
    —— 2-{2-[1-(3-methoxyphenyl)-2-nitroethyl]phenyl}acetaldehyde dimethyl acetal 691898-52-9 C19H23NO5
    2-{2-[1-(3-methoxyphenyl)-2-nitroethyl]phenyl}acetaldehyde dimethyl acetal
    —— (2R,3R,4S)-4-Benzo[1,3]dioxol-5-yl-3-methyl-2-phenyl-1,2,3,4-tetrahydro-quinoline 90395-57-6 C23H21NO2
    (2R,3R,4S)-4-Benzo[1,3]dioxol-5-yl-3-methyl-2-phenyl-1,2,3,4-tetrahydro-quinoline
    —— 2-azido-3,4-di-O-acetyl-2-deoxy-β-L-fucopyranosyl trichloroacetimidate 583041-03-6 C12H15Cl3N4O6
    2-azido-3,4-di-O-acetyl-2-deoxy-β-L-fucopyranosyl trichloroacetimidate
    —— 2-benzoxazolyl 4-O-anisoyl-2,3,6-tri-O-benzyl-1-thio-β-D-galactopyranoside 1044757-67-6 C42H39NO8S
    2-benzoxazolyl 4-O-anisoyl-2,3,6-tri-O-benzyl-1-thio-β-D-galactopyranoside
    —— 2',3,5',6,6'-pentafluoro-2,3',4,4',5-pentakis(phenylthio)biphenyl 1514929-37-3 C42H25F5S5
    2',3,5',6,6'-pentafluoro-2,3',4,4',5-pentakis(phenylthio)biphenyl
    —— 2-cyano-2-hydroxyimino-N-(propylcarbamoyl)acetamide 41078-10-8 C7H10N4O3
    2-cyano-2-hydroxyimino-N-(propylcarbamoyl)acetamide
    —— 2-Hexadecanoyl-hydrochinon 95807-67-3 C22H36O3
    2-Hexadecanoyl-hydrochinon
    —— 2,2-Bis-methoxymethyl-3-(phenyl-phenylsulfanyl-methoxy)-propan-1-ol 129454-47-3 C20H26O4S
    2,2-Bis-methoxymethyl-3-(phenyl-phenylsulfanyl-methoxy)-propan-1-ol
    —— 2.4.5-Trichlor-benzolsulfonylisopropyl-amid 91004-07-8 C9H10Cl3NO2S
    2.4.5-Trichlor-benzolsulfonylisopropyl-amid
    —— (2R)-11-(oxan-2-yloxy)undec-4-yn-2-ol 112775-34-5 C16H28O3
    (2R)-11-(oxan-2-yloxy)undec-4-yn-2-ol
    —— 2,7-bis-(3-diphenylphosphanylpropoxy)naphthalene 412915-82-3 C40H38O2P2
    2,7-bis-(3-diphenylphosphanylpropoxy)naphthalene
    —— 2-(piperidin-1-yl)-7,8-dihydroquinolin-5(6H)-one 1345668-43-0 C14H18N2O
    2-(piperidin-1-yl)-7,8-dihydroquinolin-5(6H)-one
    —— 2-(difluoromethyl)-5-hydroxytryptophan methyl ester 69937-88-8 C13H14F2N2O3
    2-(difluoromethyl)-5-hydroxytryptophan methyl ester
    —— 2-(Perfluorohexyl)ethane-1-sulfonic Acid Sodium Salt 27619-94-9 C8H4F13NaO3S
    2-(Perfluorohexyl)ethane-1-sulfonic Acid Sodium Salt
    —— 2-(Ethoxycarbonylamino)-4-fluoro-6-methylbenzoic acid 1415486-45-1 C11H12FNO4
    2-(Ethoxycarbonylamino)-4-fluoro-6-methylbenzoic acid
    —— 2-[Fluoro-(6-methoxynaphthalen-2-yl)methyl]sulfonylpyridine 1426892-13-8 C17H14FNO3S
    2-[Fluoro-(6-methoxynaphthalen-2-yl)methyl]sulfonylpyridine
    —— 2,3-dimethoxy-7-methyl-9,10,11,12-tetrahydrodibenzofuro<3,2-c:3',2'-g>benzopyran-5(H)-one 161644-65-1 C24H20O6
    2,3-dimethoxy-7-methyl-9,10,11,12-tetrahydrodibenzofuro<3,2-c:3',2'-g>benzopyran-5(H)-one
    —— 2-methyl-N,5-diphenyl-1,2,4-triazol-3-amine 166320-34-9 C15H14N4
    2-methyl-N,5-diphenyl-1,2,4-triazol-3-amine
    —— (2-formyl-5,10,15,20-tetraisopropylporphyrinato)nickel(II) 221022-12-4 C33H36N4NiO
    (2-formyl-5,10,15,20-tetraisopropylporphyrinato)nickel(II)
    —— (2R)-1-(5-methoxy-2-methylphenyl)propan-2-ol 1188412-60-3 C11H16O2
    (2R)-1-(5-methoxy-2-methylphenyl)propan-2-ol
    —— 2-{(R)-[(3aR,5R,6R,6aR)-6-(2-bromo-benzyloxy)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl]-hydroxy-methyl}-acrylic acid methyl ester 918795-20-7 C19H23BrO7
    2-{(R)-[(3aR,5R,6R,6aR)-6-(2-bromo-benzyloxy)-2,2-dimethyl-tetrahydro-furo[2,3-d][1,3]dioxol-5-yl]-hydroxy-methyl}-acrylic acid methyl ester
    —— 2-(cyclodecyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 931583-46-9 C16H31BO2
    2-(cyclodecyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
    —— 2-Hydroxybenzaldehyde 3-phenyl-5-methyl-4-isoxazolylhydrazone 76270-22-9 C17H15N3O2
    2-Hydroxybenzaldehyde 3-phenyl-5-methyl-4-isoxazolylhydrazone
    —— 2-(2-((2-((trimethylsilyl)methoxy)ethyl)(2-(((trimethylsilyl)methyl)thio)ethyl)amino)ethyl)isoindoline-1,3-dione 1224562-68-8 C22H38N2O3SSi2
    2-(2-((2-((trimethylsilyl)methoxy)ethyl)(2-(((trimethylsilyl)methyl)thio)ethyl)amino)ethyl)isoindoline-1,3-dione
    —— (2-hydroxy-8,9,11-trimethyl-5,8-dihydrocarbazolo[2,3-b]carbazol-6-yl)(phenyl)methanone 1380545-02-7 C32H24N2O2
    (2-hydroxy-8,9,11-trimethyl-5,8-dihydrocarbazolo[2,3-b]carbazol-6-yl)(phenyl)methanone
    —— 2-(4-methoxyphenyl)-3-((3-(6-nitrobenzo[d]thiazol-2-yl)-4-oxo-3,4-dihydroquinazolin-2-yl)methyl)-1,3,4-thiadiazol-3-ium-5-thiolate 1612240-68-2 C25H16N6O4S3
    2-(4-methoxyphenyl)-3-((3-(6-nitrobenzo[d]thiazol-2-yl)-4-oxo-3,4-dihydroquinazolin-2-yl)methyl)-1,3,4-thiadiazol-3-ium-5-thiolate
    —— 2-[(Z)-2-cyclopropylpropenyl]quinoline 1175087-22-5 C15H15N
    2-[(Z)-2-cyclopropylpropenyl]quinoline
    —— (2R,6aR)-3,3-Dimethyl-2-phenyl-3,5,6,6a-tetrahydro-2H-cyclopenta[b]furan 96556-12-6 C15H18O
    (2R,6aR)-3,3-Dimethyl-2-phenyl-3,5,6,6a-tetrahydro-2H-cyclopenta[b]furan
    —— 2-(difluoromethyl)-5-hydroxytryptophan 69937-87-7 C12H12F2N2O3
    2-(difluoromethyl)-5-hydroxytryptophan
    —— 2-methyl-1,1,3-trioxo-1,2,3,4-tetrahydro-1λ<sup>6</sup>-benzo[<i>e</i>][1,2]thiazine-4-carboxylic acid 3-chloro-anilide 29209-16-3 C16H13ClN2O4S
    2-methyl-1,1,3-trioxo-1,2,3,4-tetrahydro-1λ<sup>6</sup>-benzo[<i>e</i>][1,2]thiazine-4-carboxylic acid 3-chloro-anilide
    —— 2-<2-<2>Naphthyl-propyl>-4-methyl-cyclohexanol 7213-71-0 C20H26O
    2-<2-<2>Naphthyl-propyl>-4-methyl-cyclohexanol
    —— (2,2-dimethyl-4-phenyl-2<i>H</i>-oxazol-5-ylidene)-<i>o</i>-tolyl-amine 37009-41-9 C18H18N2O
    (2,2-dimethyl-4-phenyl-2<i>H</i>-oxazol-5-ylidene)-<i>o</i>-tolyl-amine
    —— 2-(trimethylsilyl)ethyl 3-O-acetyl-2-O-benzyl-4,6-O-benzylidene-β-D-mannopyranosyl-(1->4)-2,3-di-O-benzyl-6-O-(4-methoxybenzyl)-β-D-glucopyranoside 876405-34-4 C55H66O13Si
    2-(trimethylsilyl)ethyl 3-O-acetyl-2-O-benzyl-4,6-O-benzylidene-β-D-mannopyranosyl-(1->4)-2,3-di-O-benzyl-6-O-(4-methoxybenzyl)-β-D-glucopyranoside
    —— (2-chloro-5-methoxyphenyl) N,N-diethylcarbamate 1259161-77-7 C12H16ClNO3
    (2-chloro-5-methoxyphenyl) N,N-diethylcarbamate
    —— [[(2,6-Me2C6H3)NC13H7O]Ni(Ph)(PPh3)] 496789-33-4 C45H36NNiOP
    [[(2,6-Me2C6H3)NC13H7O]Ni(Ph)(PPh3)]
    —— (2S)-2-[[(3aR,7aR)-2-oxo-1,3-di(propan-2-yl)-3a,4,5,6,7,7a-hexahydrobenzo[d][1,3,2]diazaphosphol-2-yl]amino]-2-(2-methylphenyl)acetonitrile 1310539-64-0 C21H33N4OP
    (2S)-2-[[(3aR,7aR)-2-oxo-1,3-di(propan-2-yl)-3a,4,5,6,7,7a-hexahydrobenzo[d][1,3,2]diazaphosphol-2-yl]amino]-2-(2-methylphenyl)acetonitrile
    —— 2-Chlor-2-(p-anisyl)-ethylendiazonium 46188-79-8 C9H8ClN2O
    2-Chlor-2-(p-anisyl)-ethylendiazonium
    —— 2-hydroxy-4,6-dimethylphenyl diethylcarbamate 1445899-23-9 C13H19NO3
    2-hydroxy-4,6-dimethylphenyl diethylcarbamate
    —— 2,3,4,5-Tetra-O-acetyl-6-amino-6-deoxy-D-talonolactam 120202-60-0 C14H19NO9
    2,3,4,5-Tetra-O-acetyl-6-amino-6-deoxy-D-talonolactam
    —— (2S,3S)-2-Allyl-3-(tert-butyl-dimethyl-silanyloxy)-2-methyl-cyclopentanone 81940-27-4 C15H28O2Si
    (2S,3S)-2-Allyl-3-(tert-butyl-dimethyl-silanyloxy)-2-methyl-cyclopentanone
    —— (2,6-bis(diisopropylphosphino)pyridine)FeH(SiH2Ph)(PMe3) 910863-51-3 C28H52FeNP3Si
    (2,6-bis(diisopropylphosphino)pyridine)FeH(SiH2Ph)(PMe3)
    —— 2-Trimethoxymethyl propionitril 50744-72-4 C7H13NO3
    2-Trimethoxymethyl propionitril
    —— 2,5-dimethyl-2',5'-diphenyl-1,2,2',4'-tetrahydro-4,4'-azanylylidene-bis-pyrazol-3-one 60759-78-6 C20H17N5O2
    2,5-dimethyl-2',5'-diphenyl-1,2,2',4'-tetrahydro-4,4'-azanylylidene-bis-pyrazol-3-one
    —— {2-[(1E,3E)-1,3-Dimethyl-4-(4-nitro-phenyl)-buta-1,3-dienyl]-[1,3]dioxolan-2-yl}-acetic acid 59488-88-9 C17H19NO6
    {2-[(1E,3E)-1,3-Dimethyl-4-(4-nitro-phenyl)-buta-1,3-dienyl]-[1,3]dioxolan-2-yl}-acetic acid
    —— 2-Nitro-3-phenyl-1-phthalimido-aziridin 58243-56-4 C16H11N3O4
    2-Nitro-3-phenyl-1-phthalimido-aziridin
    —— 2,2,4,4-tetrachloro-3,3-difluoro-1,1,5,5-tetramethyl-[1,3,5]trisilinane 58584-57-9 C7H14Cl4F2Si3
    2,2,4,4-tetrachloro-3,3-difluoro-1,1,5,5-tetramethyl-[1,3,5]trisilinane
    —— 2-Cyano-3-methyl-5-(2,2,6-trimethyl-cyclohexyl)-pentanoic acid 57023-45-7 C16H27NO2
    2-Cyano-3-methyl-5-(2,2,6-trimethyl-cyclohexyl)-pentanoic acid
    —— 2-(2-{4-[Bis-(2-chloro-ethyl)-amino]-phenyl}-acetylamino)-4-methylsulfanyl-butyric acid benzhydryl ester 76871-01-7 C30H34Cl2N2O3S
    2-(2-{4-[Bis-(2-chloro-ethyl)-amino]-phenyl}-acetylamino)-4-methylsulfanyl-butyric acid benzhydryl ester