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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-((benzyloxy)methyl)-5-chloro-4-methoxypyridazin-3(2H)-one 1266244-99-8 C13H13ClN2O3
    2-((benzyloxy)methyl)-5-chloro-4-methoxypyridazin-3(2H)-one
    —— (2-phenyl-thiazol-4-yl)-<i>p</i>-tolyl-ethanedione 19994-10-6 C18H13NO2S
    (2-phenyl-thiazol-4-yl)-<i>p</i>-tolyl-ethanedione
    —— 2-methylpropanoic acid (5S)-3-(4-chlorophenyl)-2-(2-methoxyphenyl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-5-yl ester 1566592-59-3 C23H23ClN2O3
    2-methylpropanoic acid (5S)-3-(4-chlorophenyl)-2-(2-methoxyphenyl)-2,4,5,6-tetrahydrocyclopenta[c]pyrazole-5-yl ester
    —— (23R)-Methylcholesterol 83719-76-0 C28H48O
    (23R)-Methylcholesterol
    —— 2,2-dimethylpropionic acid 11-[(1S,2R)-2-((S)-3-hydroxy-1-methylpropyl)cyclopropyl]undecyl ester 1446326-61-9 C23H44O3
    2,2-dimethylpropionic acid 11-[(1S,2R)-2-((S)-3-hydroxy-1-methylpropyl)cyclopropyl]undecyl ester
    —— 2-(2-(trifluoromethyl)phenyl)-5-phenyloxazole-4-carboxylic acid 1198279-70-7 C17H10F3NO3
    2-(2-(trifluoromethyl)phenyl)-5-phenyloxazole-4-carboxylic acid
    —— 2-Ethyl-5-methoxybenzenesulfonyl chloride 1351416-48-2 C9H11ClO3S
    2-Ethyl-5-methoxybenzenesulfonyl chloride
    —— (2E)-2-[1-(3-hydroxypropyl)pyrrolidin-2-ylidene]-N-methoxy-N-methylethanamide 1162651-00-4 C11H20N2O3
    (2E)-2-[1-(3-hydroxypropyl)pyrrolidin-2-ylidene]-N-methoxy-N-methylethanamide
    —— (2E)-3-butyl-3,7-dihydro-1H-purine-2,6-dione 2-hydrazone 1000166-90-4 C9H14N6O
    (2E)-3-butyl-3,7-dihydro-1H-purine-2,6-dione 2-hydrazone
    —— 2-Methylpiperidinothiol-Na-salz 72739-81-2 C6H12NS*Na
    2-Methylpiperidinothiol-Na-salz
    —— (2,5,5,8a-tetramethyl-3,5,6,7,8,8a-hexahydro-1-naphthalenyl)acetaldehyde 1146956-59-3 C16H24O
    (2,5,5,8a-tetramethyl-3,5,6,7,8,8a-hexahydro-1-naphthalenyl)acetaldehyde
    —— 2-((3-fluorophenyl)sulfonyl)-1-(4-(6-isobutoxypyrimidin-4-yl)piperazin-1-yl)ethanone 1359733-83-7 C20H25FN4O4S
    2-((3-fluorophenyl)sulfonyl)-1-(4-(6-isobutoxypyrimidin-4-yl)piperazin-1-yl)ethanone
    —— 2t-(5-Hydroxy-4,6-dimethyl-3-pyridyl)-vinylphosphonsaeure 33475-95-5 C9H12NO4P
    2t-(5-Hydroxy-4,6-dimethyl-3-pyridyl)-vinylphosphonsaeure
    —— 2-(diethylamino)ethyl 2-(1-methylethyl)-11-oxo-11H-pyrido<2,1-b>quinazoline-8-carboxylate 86921-97-3 C22H27N3O3
    2-(diethylamino)ethyl 2-(1-methylethyl)-11-oxo-11H-pyrido<2,1-b>quinazoline-8-carboxylate
    —— 2,2-Dimethyl-4-methylene-cyclopentanol 16626-38-3 C8H14O
    2,2-Dimethyl-4-methylene-cyclopentanol
    —— 2-(4-methoxyphenyl)-6-(piperidin-1-yl)-3-phenyl-4-(pyren-1-yl)benzonitrile 1330065-86-5 C41H32N2O
    2-(4-methoxyphenyl)-6-(piperidin-1-yl)-3-phenyl-4-(pyren-1-yl)benzonitrile
    —— 2,6-Dimethyl-4-phenyl-5-p-tolylcarbamoyl-nicotinic acid ethyl ester 143755-72-0 C24H24N2O3
    2,6-Dimethyl-4-phenyl-5-p-tolylcarbamoyl-nicotinic acid ethyl ester
    —— 2-(dimethylamino)ethyl 2-cyano-3-(naphthalen-2-yl)-2-(naphthalen-2-ylmethyl)propanoate 1415983-96-8 C29H28N2O2
    2-(dimethylamino)ethyl 2-cyano-3-(naphthalen-2-yl)-2-(naphthalen-2-ylmethyl)propanoate
    —— 2,2-dimethyl-propionic acid (1S,2R)-1-{(1R,5R,6R)-6-[(S)-2-(tert-butyl-diphenyl-silanyloxy)-pent-4-enyl]-5-isopropyl-2-methyl-cyclohex-2-enylmethyl}-2-(4-methoxyphenoxy)-but-3-enyl ester 634151-73-8 C48H66O5Si
    2,2-dimethyl-propionic acid (1S,2R)-1-{(1R,5R,6R)-6-[(S)-2-(tert-butyl-diphenyl-silanyloxy)-pent-4-enyl]-5-isopropyl-2-methyl-cyclohex-2-enylmethyl}-2-(4-methoxyphenoxy)-but-3-enyl ester
    —— 2-[2-(4-Chloro-phenyl)-2-oxo-ethylsulfanyl]-4-phenyl-6-p-tolyl-nicotinonitrile 94360-93-7 C27H19ClN2OS
    2-[2-(4-Chloro-phenyl)-2-oxo-ethylsulfanyl]-4-phenyl-6-p-tolyl-nicotinonitrile
    —— 2-chloro-4-(3,4-dichloro-phenyl)-6-methyl-pyrimidine 951231-58-6 C11H7Cl3N2
    2-chloro-4-(3,4-dichloro-phenyl)-6-methyl-pyrimidine
    —— 2-Acetamido-2-[2-[4-(1-acetamidooctyl)phenyl]ethyl]pentyl acetate 177260-54-7 C27H44N2O4
    2-Acetamido-2-[2-[4-(1-acetamidooctyl)phenyl]ethyl]pentyl acetate
    —— (2R,3S,6S)-2-((Z)-2-Benzenesulfonyl-2-trimethylsilanyl-vinyl)-6-methoxy-tetrahydro-pyran-3-ol 107108-89-4 C17H26O5SSi
    (2R,3S,6S)-2-((Z)-2-Benzenesulfonyl-2-trimethylsilanyl-vinyl)-6-methoxy-tetrahydro-pyran-3-ol
    —— 2-(2-Methylene-spiro[2.3]hex-1-yl)-ethanol 55767-82-3 C9H14O
    2-(2-Methylene-spiro[2.3]hex-1-yl)-ethanol
    —— 2-phenyl-5-(1H-pyrrol-1-yl)-4-(1H-tetrazol-5-yl)oxazole 1365531-56-1 C14H10N6O
    2-phenyl-5-(1H-pyrrol-1-yl)-4-(1H-tetrazol-5-yl)oxazole
    —— 2,2-dimethyl-trans-6-(4-chlorophenyl)-r-4-N,N-dimethylaminothiane 85336-46-5 C15H22ClNS
    2,2-dimethyl-trans-6-(4-chlorophenyl)-r-4-N,N-dimethylaminothiane
    —— 2-Mercapto-1-methyl-5-(phenylthio)imidazole 131470-63-8 C10H10N2S2
    2-Mercapto-1-methyl-5-(phenylthio)imidazole
    —— 2-[(4-ethylpiperazin-1-yl)methyl]-5-[1-[4-(2-methylpropyl)phenyl]ethyl]-4-[(4-nitrophenyl)methylideneamino]-1,2,4-triazole-3-thione 1187071-48-2 C28H37N7O2S
    2-[(4-ethylpiperazin-1-yl)methyl]-5-[1-[4-(2-methylpropyl)phenyl]ethyl]-4-[(4-nitrophenyl)methylideneamino]-1,2,4-triazole-3-thione
    —— 2-(1-hydroxy-2-methyl-n-propyl)-7-methoxy-3H-pyrazolo[1,5-a][1,3,5]triazin-4-one 1160822-78-5 C10H14N4O3
    2-(1-hydroxy-2-methyl-n-propyl)-7-methoxy-3H-pyrazolo[1,5-a][1,3,5]triazin-4-one
    —— 2'-O-(N,N'-di-Boc-guanidinopropyl)-3',5'-O-(di-tert-butylsilanediyl)-guanosine 1360744-39-3 C32H54N8O9Si
    2'-O-(N,N'-di-Boc-guanidinopropyl)-3',5'-O-(di-tert-butylsilanediyl)-guanosine
    —— (2R,5S)-4-(5-aminothiazolo[5,4-d]-pyrimidin-7-yl)-N-(3-methoxyphenyl)-2,5-dimethylpiperazine-1-carboxamide 1435953-58-4 C19H23N7O2S
    (2R,5S)-4-(5-aminothiazolo[5,4-d]-pyrimidin-7-yl)-N-(3-methoxyphenyl)-2,5-dimethylpiperazine-1-carboxamide
    —— (2R,3S,5R)-1,3-bis(benzyloxy)-7-(trimethylsilyl)hept-6-yne-2,5-diol 503056-84-6 C24H32O4Si
    (2R,3S,5R)-1,3-bis(benzyloxy)-7-(trimethylsilyl)hept-6-yne-2,5-diol
    —— 2-(2,4-Dimethoxy-benzoylamino)-benzoic acid butyl ester 67836-64-0 C20H23NO5
    2-(2,4-Dimethoxy-benzoylamino)-benzoic acid butyl ester
    —— 2-(2-(1-(2-([1,1'-biphenyl]-4-yl)ethyl)-4-(2,4-dichlorophenethyl)-3,6-dioxopiperazin-2-yl)-N-(2,4-dichlorophenethyl)acetamido)acetic acid 1263476-56-7 C38H35Cl4N3O5
    2-(2-(1-(2-([1,1'-biphenyl]-4-yl)ethyl)-4-(2,4-dichlorophenethyl)-3,6-dioxopiperazin-2-yl)-N-(2,4-dichlorophenethyl)acetamido)acetic acid
    —— 2-chloro-3-(iodomethyl)-6-methoxyquinoline 1447170-27-5 C11H9ClINO
    2-chloro-3-(iodomethyl)-6-methoxyquinoline
    —— 2(S)-<bis(2-hydroxyethyl)amino>-3-<(R)-α-methylbenzyl>-1,3,2-oxazaphosphorinane 2-oxide 74457-85-5 C15H25N2O4P
    2(S)-<bis(2-hydroxyethyl)amino>-3-<(R)-α-methylbenzyl>-1,3,2-oxazaphosphorinane 2-oxide
    —— 2-(5-Methyl-hex-2-ynyloxy)-tetrahydro-pyran 108604-36-0 C12H20O2
    2-(5-Methyl-hex-2-ynyloxy)-tetrahydro-pyran
    —— 2-[1,4]thiazepan-4-yl-ethanol 71784-05-9 C7H15NOS
    2-[1,4]thiazepan-4-yl-ethanol
    —— 2,4-dimethyl-2-phenyl-7,8-dihydro-6H-chromen-5-one 1260635-81-1 C17H18O2
    2,4-dimethyl-2-phenyl-7,8-dihydro-6H-chromen-5-one
    —— 2,2-dimethyl-6-(4-((3-methyloxetan-3-yl)methylamino)furo[3,2-d]pyrimidin-2-ylamino)-2H-benzo[b][1,4]oxazin-3(4H)-one 1372535-85-7 C21H23N5O4
    2,2-dimethyl-6-(4-((3-methyloxetan-3-yl)methylamino)furo[3,2-d]pyrimidin-2-ylamino)-2H-benzo[b][1,4]oxazin-3(4H)-one
    —— 2-(2-carbamimidoylbenzo[b]thiophen-4-yloxy)propionic acid methyl ester trifluoroacetate 1209493-01-5 C2HF3O2*C13H14N2O3S
    2-(2-carbamimidoylbenzo[b]thiophen-4-yloxy)propionic acid methyl ester trifluoroacetate
    —— 2-Diphenylamino-3-methyl-1,3,2-oxazarsolan 59743-57-6 C15H17AsN2O
    2-Diphenylamino-3-methyl-1,3,2-oxazarsolan
    —— 2-(2-Pentylmercapto-ethoxy)-<1.3.2>dioxaphospholan 60469-78-5 C9H19O3PS
    2-(2-Pentylmercapto-ethoxy)-<1.3.2>dioxaphospholan
    —— 2,2'-[4-(2-p-tolyloxymethyl-thiazol-4-yl)-phenylazanediyl]-bis-ethanol 33742-50-6 C21H24N2O3S
    2,2'-[4-(2-p-tolyloxymethyl-thiazol-4-yl)-phenylazanediyl]-bis-ethanol
    —— 2-naphthalen-1-yl-ethanesulfonic acid [3-(4-amino-7-isopropyl-7H-pyrrolo[2,3-d]pyrimidine-5-carbonyl)-phenyl]-amide 1080829-12-4 C28H27N5O3S
    2-naphthalen-1-yl-ethanesulfonic acid [3-(4-amino-7-isopropyl-7H-pyrrolo[2,3-d]pyrimidine-5-carbonyl)-phenyl]-amide
    —— 2-(4-chlorophenyl)-N-(4-cyclopentyl-1-oxophthalazin-2(1H)-yl)acetamide 1309192-83-3 C21H20ClN3O2
    2-(4-chlorophenyl)-N-(4-cyclopentyl-1-oxophthalazin-2(1H)-yl)acetamide
    —— (20R)-1α-[(tert-butyldimethylsilyl)oxy]-16-ene-22-thia-25-[(methoxymethyl)oxy]-26,27-dimethyl-19-norvitamin D3 tert-butyldimethylsilyl ester 908862-50-0 C41H76O4SSi2
    (20R)-1α-[(tert-butyldimethylsilyl)oxy]-16-ene-22-thia-25-[(methoxymethyl)oxy]-26,27-dimethyl-19-norvitamin D3 tert-butyldimethylsilyl ester
    —— 2-(benzhydrylamino)-4,5-dimethoxybenzonitrile 1451789-48-2 C22H20N2O2
    2-(benzhydrylamino)-4,5-dimethoxybenzonitrile
    —— 2-([1,1'-biphenyl]-4-yl)propan-2-yl (2-oxoethyl)carbamate 1266239-49-9 C18H19NO3
    2-([1,1'-biphenyl]-4-yl)propan-2-yl (2-oxoethyl)carbamate
    —— 2-(6-Chloropyridin-3-yl)ethane-1-sulfonylchloride 2356814-10-1 C7H7Cl2NO2S
    2-(6-Chloropyridin-3-yl)ethane-1-sulfonylchloride