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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-Benzyl-4-oxo-3,4-dihydro-9H-pyrimido(4,5-b)indol 56493-47-1 C17H13N3O
    2-Benzyl-4-oxo-3,4-dihydro-9H-pyrimido(4,5-b)indol
    —— 2-N,2-N'-bis(4-bromophenyl)propane-2,2-diamine 56526-81-9 C15H16Br2N2
    2-N,2-N'-bis(4-bromophenyl)propane-2,2-diamine
    —— 2-Methoxy-3-[1-(4-methoxy-phenylamino)-meth-(Z)-ylidene]-chroman-4-one 71809-22-8 C18H17NO4
    2-Methoxy-3-[1-(4-methoxy-phenylamino)-meth-(Z)-ylidene]-chroman-4-one
    —— 2-Amino-4-chloro-N-m-tolyl-benzamide 42321-98-2 C14H13ClN2O
    2-Amino-4-chloro-N-m-tolyl-benzamide
    —— 2-n-Butylthio-5-methoxypyrimidin 56495-23-9 C9H14N2OS
    2-n-Butylthio-5-methoxypyrimidin
    —— 2-(4-chloromethanesulfonyl-2-nitro-phenyl)-2<i>H</i>-benzotriazole 58583-92-9 C13H9ClN4O4S
    2-(4-chloromethanesulfonyl-2-nitro-phenyl)-2<i>H</i>-benzotriazole
    —— 2-Methyl-4-chlor-(9H)-pyrido<4,3-b>indol 58096-06-3 C12H9ClN2
    2-Methyl-4-chlor-(9H)-pyrido<4,3-b>indol
    —— 2-Benzoyl-N-tert-butyl-4-nitro-benzamide 36729-16-5 C18H18N2O4
    2-Benzoyl-N-tert-butyl-4-nitro-benzamide
    —— 2,4-Dimethyl-1-(2-methylcyclohexyl)benzene 339549-37-0 C15H22
    2,4-Dimethyl-1-(2-methylcyclohexyl)benzene
    —— 2-(3-nitro-phenyl)-5-phenylmethanesulfonyl-[1,3,4]oxadiazole 58695-80-0 C15H11N3O5S
    2-(3-nitro-phenyl)-5-phenylmethanesulfonyl-[1,3,4]oxadiazole
    —— 2-(2,4-Dichloro-phenylamino)-5-methyl-cyclohex-1-enecarboxylic acid ethyl ester 58925-36-3 C16H19Cl2NO2
    2-(2,4-Dichloro-phenylamino)-5-methyl-cyclohex-1-enecarboxylic acid ethyl ester
    —— 2-Hydrazino-N-[2-hydroxy-1-hydroxymethyl-2-(4-nitro-phenyl)-ethyl]-2-oxo-acetamide 60199-32-8 C11H14N4O6
    2-Hydrazino-N-[2-hydroxy-1-hydroxymethyl-2-(4-nitro-phenyl)-ethyl]-2-oxo-acetamide
    —— 2,3-Dihydro-3-phenylcyclopent<a>anthracen-1-on 57404-91-8 C23H16O
    2,3-Dihydro-3-phenylcyclopent<a>anthracen-1-on
    —— 2,4,6-O-tribenzyl myo-inositol-1,3,5-O-thiophosphate 143538-51-6 C27H27O6PS
    2,4,6-O-tribenzyl myo-inositol-1,3,5-O-thiophosphate
    —— 2-ethylamino-4-nitro-benzoic acid 49565-61-9 C9H10N2O4
    2-ethylamino-4-nitro-benzoic acid
    —— (2R,3S)-3-Hydroxy-2-methyl-2-(prop-2-inyl)-cyclopentanon 108100-99-8 C9H12O2
    (2R,3S)-3-Hydroxy-2-methyl-2-(prop-2-inyl)-cyclopentanon
    —— (2,3-Bis-nitrooxy-propyl)-quinolin-2-yl-amine 47231-70-9 C12H12N4O6
    (2,3-Bis-nitrooxy-propyl)-quinolin-2-yl-amine
    —— 2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylate 1223423-85-5 C21H30O3
    2,3,4,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-17-carboxylate
    —— 2-bromo-oct-2-enoic acid 95395-91-8 C8H13BrO2
    2-bromo-oct-2-enoic acid
    —— (2R,3R,4R,5R)-2-(3-acetamido-1H-1,2,4-triazol-1-yl)-5-(acetoxymethyl)tetrahydrofuran-3,4-diyl diacetate 943984-48-3 C15H20N4O8
    (2R,3R,4R,5R)-2-(3-acetamido-1H-1,2,4-triazol-1-yl)-5-(acetoxymethyl)tetrahydrofuran-3,4-diyl diacetate
    —— 2-(1,3-Dithiolan-2-ylidene)-3-oxo-3-(2-thienyl)propanal 138696-56-7 C10H8O2S3
    2-(1,3-Dithiolan-2-ylidene)-3-oxo-3-(2-thienyl)propanal
    —— 2-oxo-4,6-bis[1-(4-methoxyphenyl)-1H-imidazol-3-ium-3-yl]-2H-1,3,5-triazin-5-ide chloride 1418191-84-0 C23H20N7O3*Cl
    2-oxo-4,6-bis[1-(4-methoxyphenyl)-1H-imidazol-3-ium-3-yl]-2H-1,3,5-triazin-5-ide chloride
    —— (2R,3S,4R,5R)-2-((2H-1,2,3-triazol-2-yl)methyl)-5-(6-amino-2-chloro-9H-purin-9-yl)tetrahydrofuran-3,4-diol 883732-20-5 C12H13ClN8O3
    (2R,3S,4R,5R)-2-((2H-1,2,3-triazol-2-yl)methyl)-5-(6-amino-2-chloro-9H-purin-9-yl)tetrahydrofuran-3,4-diol
    —— 2,3-dihydro-1-(1,1-dimethoxymethyl)-3,3-dimethyldipyrrin 1207560-33-5 C14H20N2O2
    2,3-dihydro-1-(1,1-dimethoxymethyl)-3,3-dimethyldipyrrin
    —— 2-ethyl-6-ethoxyimidazo[1,2-b]pyridazin-3-ylsulfonamide 570416-63-6 C10H14N4O3S
    2-ethyl-6-ethoxyimidazo[1,2-b]pyridazin-3-ylsulfonamide
    —— 2,4,6-Tris(trifluormethylthio)iodbenzol 71571-33-0 C9H2F9IS3
    2,4,6-Tris(trifluormethylthio)iodbenzol
    —— 2-(1-(4-methoxyphenyl)-2,2-dimethylpropyl)phenol 61986-78-5 C18H22O2
    2-(1-(4-methoxyphenyl)-2,2-dimethylpropyl)phenol
    —— (2,4,5-trichloro-phenoxy)-acetic acid decyl ester 101892-53-9 C18H25Cl3O3
    (2,4,5-trichloro-phenoxy)-acetic acid decyl ester
    —— (2R,4S)-4-benzoyloxy-2-<(benzyloxy)methyl>tetrahydrothiophene 132813-67-3 C19H20O3S
    (2R,4S)-4-benzoyloxy-2-<(benzyloxy)methyl>tetrahydrothiophene
    —— 2,4,4-Tris(dimethylamino)-1,3-butadien-1,1-dicarbonitril 83085-64-7 C12H19N5
    2,4,4-Tris(dimethylamino)-1,3-butadien-1,1-dicarbonitril
    —— 2,3,4-tri-O-acetyl-6-deoxy-α-D-galactopyranose 157365-62-3 C12H18O8
    2,3,4-tri-O-acetyl-6-deoxy-α-D-galactopyranose
    —— 2-amino-5-bromo-7-methyl-2,3-dihydro-isoindol-1-one 1073537-83-3 C9H9BrN2O
    2-amino-5-bromo-7-methyl-2,3-dihydro-isoindol-1-one
    —— 2,4,6-Trimethyl-benzenesulfonic acid 6-oxo-cyclohex-1-enyl ester 107369-46-0 C15H18O4S
    2,4,6-Trimethyl-benzenesulfonic acid 6-oxo-cyclohex-1-enyl ester
    —— (2R,3S,22S,23S)-2,3,22,23-tetrahydroxy-B-homo-7a-oxa-5α-ergostan-7-one 93805-92-6 C28H48O6
    (2R,3S,22S,23S)-2,3,22,23-tetrahydroxy-B-homo-7a-oxa-5α-ergostan-7-one
    —— 2-(1,1-Dimethyl-2,2-bis-phenylsulfanyl-ethyl)-5,5-dimethyl-[1,3]dioxane 86767-63-7 C22H28O2S2
    2-(1,1-Dimethyl-2,2-bis-phenylsulfanyl-ethyl)-5,5-dimethyl-[1,3]dioxane
    —— 2-[2-nitro-3-(4-nitro-phenyl)-propionyl]-benzoic acid methyl ester 101445-15-2 C17H14N2O7
    2-[2-nitro-3-(4-nitro-phenyl)-propionyl]-benzoic acid methyl ester
    —— 2-(2,3-dihydro-1,4-dihydroxy-3,7-dimethyl-5-methoxy-1H-indenyl)-2,3-dihydro-4,5-dimethoxy-7-methyl-3-methylene-1H-indenone 78018-38-9 C25H28O6
    2-(2,3-dihydro-1,4-dihydroxy-3,7-dimethyl-5-methoxy-1H-indenyl)-2,3-dihydro-4,5-dimethoxy-7-methyl-3-methylene-1H-indenone
    —— 2-benzyl-7-(phenylthio)-2,3,3a,4,5,6-hexahydro-1H-isoindol-1-one 1356158-29-6 C21H21NOS
    2-benzyl-7-(phenylthio)-2,3,3a,4,5,6-hexahydro-1H-isoindol-1-one
    —— 2,2-Dimethyl-propionic acid (S)-4-[(4S,5R,6S)-6-(tert-butyl-dimethyl-silanyloxymethyl)-2,2,5-trimethyl-[1,3]dioxan-4-yl]-hex-5-enyl ester 110087-56-4 C25H48O5Si
    2,2-Dimethyl-propionic acid (S)-4-[(4S,5R,6S)-6-(tert-butyl-dimethyl-silanyloxymethyl)-2,2,5-trimethyl-[1,3]dioxan-4-yl]-hex-5-enyl ester
    —— (2R,4aR,6S,10bS)-4,4a,6,10b-tetrahydro-6-methoxy-2-phenyl-9-vinyl-1,3-dioxino[4',5':5,6]-pyrano[4,3-d]-pyrimidine 1114265-51-8 C18H18N2O4
    (2R,4aR,6S,10bS)-4,4a,6,10b-tetrahydro-6-methoxy-2-phenyl-9-vinyl-1,3-dioxino[4',5':5,6]-pyrano[4,3-d]-pyrimidine
    —— 2-acetyl-N-((6-chloropyridin-3-yl)methyl)-N'-nitrohydrazinecarboximidamide 1620783-61-0 C9H11ClN6O3
    2-acetyl-N-((6-chloropyridin-3-yl)methyl)-N'-nitrohydrazinecarboximidamide
    —— 2,6-(3,5-dimethylpyrazol-1-yl)-dithieno[3,2-b;2',3'-d]thiophene 1246923-98-7 C18H16N4S3
    2,6-(3,5-dimethylpyrazol-1-yl)-dithieno[3,2-b;2',3'-d]thiophene
    —— 2,3-Dihydro-1-hydroxy-5-hydroxymethyl-3,3-1H-pyrano<3,2-a>carbazol-tosylat 40463-86-3 C25H25NO5S
    2,3-Dihydro-1-hydroxy-5-hydroxymethyl-3,3-1H-pyrano<3,2-a>carbazol-tosylat
    —— 2-acetoxy-4'-(1''-acetylethyl)-5'-benzyl-11-formyl-5-hydroxy-5,7-dimethylcycloundeca-3,9-diene-3'-pyrrolodine-2',6-dione 119144-03-5 C30H37NO7
    2-acetoxy-4'-(1''-acetylethyl)-5'-benzyl-11-formyl-5-hydroxy-5,7-dimethylcycloundeca-3,9-diene-3'-pyrrolodine-2',6-dione
    —— 2-hydroxy-5',5'-dimethylspiro[1,3,2λ5-benzodioxaphosphole-2,2'-1,3-dioxa-2λ5-phosphacyclopentane]-4'-one 77120-26-4 C10H11O6P
    2-hydroxy-5',5'-dimethylspiro[1,3,2λ5-benzodioxaphosphole-2,2'-1,3-dioxa-2λ5-phosphacyclopentane]-4'-one
    —— 2,3-Dimethoxy-5,11-dihydro-6H-benzo[a]carbazole-8-carboxylic acid 2-dimethylamino-ethyl ester 57713-64-1 C23H26N2O4
    2,3-Dimethoxy-5,11-dihydro-6H-benzo[a]carbazole-8-carboxylic acid 2-dimethylamino-ethyl ester
    —— 2-amino-1-deuterio-1-(4-phenylmethoxyphenyl)propan-1-ol 58278-91-4 C16H19NO2
    2-amino-1-deuterio-1-(4-phenylmethoxyphenyl)propan-1-ol
    —— 2,5-dihydro-3-isopropyl-2,2,4-trimethylthiole 1,1-dioxide 58721-07-6 C10H18O2S
    2,5-dihydro-3-isopropyl-2,2,4-trimethylthiole 1,1-dioxide
    —— 2,3-Epoxy-5-methyl-3-phenyl-cyclopentanon 56542-45-1 C12H12O2
    2,3-Epoxy-5-methyl-3-phenyl-cyclopentanon
    —— 2-acetoxy-2-phenyl-2<i>H</i>-phenanthro[9,10-<i>d</i>]imidazole 58455-12-2 C23H16N2O2
    2-acetoxy-2-phenyl-2<i>H</i>-phenanthro[9,10-<i>d</i>]imidazole