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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 2-(2-ethoxy-ethoxy)-4<i>H</i>-[1,3,4]thiadiazin-5-one 51356-29-7 C7H12N2O3S
    2-(2-ethoxy-ethoxy)-4<i>H</i>-[1,3,4]thiadiazin-5-one
    —— 2-Benzoxy-3-nitrofluoranthene 54235-22-2 C23H13NO4
    2-Benzoxy-3-nitrofluoranthene
    —— 2-(β-<i>D</i>-<i>erythro</i>-2-deoxy-pentofuranosyl)-5,6-diphenyl-2<i>H</i>-pyridazine-3-thione 28585-64-0 C21H20N2O3S
    2-(β-<i>D</i>-<i>erythro</i>-2-deoxy-pentofuranosyl)-5,6-diphenyl-2<i>H</i>-pyridazine-3-thione
    —— 2-Amino-4-[1-(carboxymethyl-carbamoyl)-2-(6-hydroxy-7-hydroxymethyl-12-methyl-5,6-dihydro-benzo[a]anthracen-5-ylsulfanyl)-ethylcarbamoyl]-butyric acid 40495-44-1 C30H33N3O8S
    2-Amino-4-[1-(carboxymethyl-carbamoyl)-2-(6-hydroxy-7-hydroxymethyl-12-methyl-5,6-dihydro-benzo[a]anthracen-5-ylsulfanyl)-ethylcarbamoyl]-butyric acid
    —— 2-(4-{(E)-2-[4-((E)-Styryl)-phenyl]-vinyl}-phenyl)-naphtho[2,1-b]furan 53349-40-9 C34H24O
    2-(4-{(E)-2-[4-((E)-Styryl)-phenyl]-vinyl}-phenyl)-naphtho[2,1-b]furan
    —— 2,4-Bis-(2-acetoxybenzoylamino)-benzoesaeuremethylester 54338-02-2 C26H22N2O8
    2,4-Bis-(2-acetoxybenzoylamino)-benzoesaeuremethylester
    —— 2-(1-Phenylethoxyimino)-2-(5-amino-1,2,4-thiadiazol-3-yl)acetic acid 76029-08-8 C12H12N4O3S
    2-(1-Phenylethoxyimino)-2-(5-amino-1,2,4-thiadiazol-3-yl)acetic acid
    —— 2-isobutyl-N-methyl-1-naphthalenecarboxamide 1309375-49-2 C16H19NO
    2-isobutyl-N-methyl-1-naphthalenecarboxamide
    —— 2-(1,1-dicyanohex-5-yn-1-yl)-5-nitropyrimidine 126215-82-5 C12H9N5O2
    2-(1,1-dicyanohex-5-yn-1-yl)-5-nitropyrimidine
    —— 2-C-(hydroxymethyl)-5-deoxy-L-ribose 1175531-29-9 C6H12O5
    2-C-(hydroxymethyl)-5-deoxy-L-ribose
    —— (2,2-Dimethyl-3-vinyl-cyclopropyl)-methanol 121352-51-0 C8H14O
    (2,2-Dimethyl-3-vinyl-cyclopropyl)-methanol
    —— 2,4-dimethyl-3,5-dioxo-(2H,4H)-6-(3-(1,4-benzodioxan-2-yl-methylamino)propylamino)-1,2,4-triazine 164389-03-1 C17H23N5O4
    2,4-dimethyl-3,5-dioxo-(2H,4H)-6-(3-(1,4-benzodioxan-2-yl-methylamino)propylamino)-1,2,4-triazine
    —— 2-{3-[bis(4-methoxybenzyl)amino]propyl}-10,10a-dihydro-5H-imidazo[1,5-b]isoquinoline-1,3-dione 1263808-30-5 C30H33N3O4
    2-{3-[bis(4-methoxybenzyl)amino]propyl}-10,10a-dihydro-5H-imidazo[1,5-b]isoquinoline-1,3-dione
    —— 2-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)-6-methoxybenzoic acid 107977-64-0 C13H15NO4
    2-(4,4-dimethyl-4,5-dihydrooxazol-2-yl)-6-methoxybenzoic acid
    —— 2-chloro-3,3-dimethyl-2-nitro-butane 57484-14-7 C6H12ClNO2
    2-chloro-3,3-dimethyl-2-nitro-butane
    —— 2-(2-methylphenyl)-3,3-dichloroacrylonitrile 1284303-63-4 C10H7Cl2N
    2-(2-methylphenyl)-3,3-dichloroacrylonitrile
    —— 2-Chlor-2-isopropyl-p-tolylsulfoxid 31350-94-4 C10H13ClOS
    2-Chlor-2-isopropyl-p-tolylsulfoxid
    —— 2-bromo-2-(1-adamantyl)-N-methyl-N-phenylacetamide 1228378-29-7 C19H24BrNO
    2-bromo-2-(1-adamantyl)-N-methyl-N-phenylacetamide
    —— 2-methylpropane-2-sulfinic acid {(S)-1-[4-(2-amino-4-fluorophenyl)pyridin-2-yl]but-3-enyl}amide 1329169-87-0 C19H24FN3OS
    2-methylpropane-2-sulfinic acid {(S)-1-[4-(2-amino-4-fluorophenyl)pyridin-2-yl]but-3-enyl}amide
    —— 2-[9-(dicyanomethylidene)-6-sulfanylidene-5,7-dithiatetracyclo[9.2.1.02,10.04,8]tetradeca-4(8),12-dien-3-ylidene]propanedinitrile 1206719-41-6 C18H8N4S3
    2-[9-(dicyanomethylidene)-6-sulfanylidene-5,7-dithiatetracyclo[9.2.1.02,10.04,8]tetradeca-4(8),12-dien-3-ylidene]propanedinitrile
    —— 2-Ethyl-1-(4-nitro-benzyl)-isothiourea 50909-42-7 C10H13N3O2S
    2-Ethyl-1-(4-nitro-benzyl)-isothiourea
    —— 2-Thiophenesulfonamide, N-[4-[[2,5-dioxo-1-[4-(2-phenyldiazenyl)phenyl]-3-pyrrolidinyl]thio]phenyl]- 899322-44-2 C26H20N4O4S3
    2-Thiophenesulfonamide, N-[4-[[2,5-dioxo-1-[4-(2-phenyldiazenyl)phenyl]-3-pyrrolidinyl]thio]phenyl]-
    —— 2-[(4-anilino-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]-2-(4-chlorophenyl)sulfanyl-1-phenylethanone 161498-87-9 C28H21ClN4OS2
    2-[(4-anilino-5-phenyl-1,2,4-triazol-3-yl)sulfanyl]-2-(4-chlorophenyl)sulfanyl-1-phenylethanone
    —— (2<i>RS</i>,3<i>SR</i>)-2,3-dibromo-3-(3-bromo-4-methoxy-phenyl)-1-(2-hydroxy-3-methyl-5-nitro-phenyl)-propan-1-one 109251-49-2 C17H14Br3NO5
    (2<i>RS</i>,3<i>SR</i>)-2,3-dibromo-3-(3-bromo-4-methoxy-phenyl)-1-(2-hydroxy-3-methyl-5-nitro-phenyl)-propan-1-one
    —— 2-(Hydroxyamino)-3,3-dimethylbutan-2-ol 107093-04-9 C6H15NO2
    2-(Hydroxyamino)-3,3-dimethylbutan-2-ol
    —— 2-(2-(((1-methylpiperidin-4-yl)amino)methyl)-1H-indol-1-yl)acetonitrile 1609031-11-9 C17H22N4
    2-(2-(((1-methylpiperidin-4-yl)amino)methyl)-1H-indol-1-yl)acetonitrile
    —— 2-chloro-N-[[3-chloro-4-(5-iodopyrimidin-2-yl)oxyphenyl]carbamoyl]benzamide 77765-58-3 C18H11Cl2IN4O3
    2-chloro-N-[[3-chloro-4-(5-iodopyrimidin-2-yl)oxyphenyl]carbamoyl]benzamide
    —— [(2R,4R,6R,8R)-2',4',6',8'-tetramethyldecyl]-β-D-glucopyranoside 691869-77-9 C20H40O6
    [(2R,4R,6R,8R)-2',4',6',8'-tetramethyldecyl]-β-D-glucopyranoside
    —— 2,5-bis(trimethylsilyl)-3-diethylboryl-4-ethyl-1,1-dichlorosilole 1227507-14-3 C16H33BCl2Si3
    2,5-bis(trimethylsilyl)-3-diethylboryl-4-ethyl-1,1-dichlorosilole
    —— 2-methoxy-5-acetylbicyclo<2.2.2>oct-2-ene 86760-84-1 C11H16O2
    2-methoxy-5-acetylbicyclo<2.2.2>oct-2-ene
    —— (2,2,4-Trimethyl-3-oxopentyl) 4-methylbenzenesulfonate 40055-56-9 C15H22O4S
    (2,2,4-Trimethyl-3-oxopentyl) 4-methylbenzenesulfonate
    —— 2-hydrazineyl-5-(4-(trifluoromethyl)phenyl)thiazole 1629144-77-9 C10H8F3N3S
    2-hydrazineyl-5-(4-(trifluoromethyl)phenyl)thiazole
    —— (2S,3R,4R)-3-amino-2-(3-chlorophenyl)thiochroman-4-ol 1574616-23-1 C15H14ClNOS
    (2S,3R,4R)-3-amino-2-(3-chlorophenyl)thiochroman-4-ol
    —— (2R,3S,4S)-2-tert-butyldimethylsilyloxy-3,4-O-isopropyl-idene-hex-5-enyl benzoate 1092961-83-5 C22H34O5Si
    (2R,3S,4S)-2-tert-butyldimethylsilyloxy-3,4-O-isopropyl-idene-hex-5-enyl benzoate
    —— 2-[3-nitro-4-(phenylhydrazono-methyl)-phenyl]-chromen-4-one 116601-36-6 C22H15N3O4
    2-[3-nitro-4-(phenylhydrazono-methyl)-phenyl]-chromen-4-one
    —— 2,5-dihydro-3,4-dimethyl-1-(4-nitrophenyl)-1H-pyrrole 1137000-61-3 C12H14N2O2
    2,5-dihydro-3,4-dimethyl-1-(4-nitrophenyl)-1H-pyrrole
    —— 2-{[((E)-4-phenylbut-3-en-2-ylidene)amino]oxy}propanoic acid hydrazide 1222558-78-2 C13H17N3O2
    2-{[((E)-4-phenylbut-3-en-2-ylidene)amino]oxy}propanoic acid hydrazide
    —— 2-methyl-[2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl-(1->6)-2,3,4-tri-O-acetyl-β-D-mannopyranosyl-(1->4)-3,6-di-O-acetyl-1,2-dideoxy-α-D-glucopyrano]-[2,1-d]-oxazoline 895162-03-5 C38H51NO24
    2-methyl-[2,3,4,6-tetra-O-acetyl-α-D-mannopyranosyl-(1->6)-2,3,4-tri-O-acetyl-β-D-mannopyranosyl-(1->4)-3,6-di-O-acetyl-1,2-dideoxy-α-D-glucopyrano]-[2,1-d]-oxazoline
    —— 2-(5-chloropent-1-en-2-yl)-1-(3-chloropropyl)-3-(4-methoxyphenyl)cyclobutene 1621434-13-6 C19H24Cl2O
    2-(5-chloropent-1-en-2-yl)-1-(3-chloropropyl)-3-(4-methoxyphenyl)cyclobutene
    —— [2-(2-(4-Diphenylmethylpyrazol-1-yl)ethyl)-1,2,3,4-tetrahydronaphthalen-5-yloxy]acetic acid 150559-16-3 C30H30N2O3
    [2-(2-(4-Diphenylmethylpyrazol-1-yl)ethyl)-1,2,3,4-tetrahydronaphthalen-5-yloxy]acetic acid
    —— 2'-(2-Fluorophenyl)-5',6',7',9'-tetrahydro-spiro[(1,3)dioxolane2,8'-indolo[3,2-d]-pyrimidine] 142283-06-5 C18H16FN3O2
    2'-(2-Fluorophenyl)-5',6',7',9'-tetrahydro-spiro[(1,3)dioxolane2,8'-indolo[3,2-d]-pyrimidine]
    —— 2-benzyl-octanoic acid amide 15327-10-3 C15H23NO
    2-benzyl-octanoic acid amide
    —— 2,3-Bis-butylsulfanyl-[1,4]benzoquinone 87294-75-5 C14H20O2S2
    2,3-Bis-butylsulfanyl-[1,4]benzoquinone
    —— ((2E,4R,5S,7S,8Z,10S,11R,12S,14R,17R,18R,19S,20S,21Z)-19-(4-methoxybenzyloxy)-5,7,11,17-tetrakis(tert-butyldimethylsilyloxy)-4,10,12,14,18,20-hexamethyltetracosa-2,8,21,23-tetraenyloxy)triphenylmethane 960076-45-3 C81H132O7Si4
    ((2E,4R,5S,7S,8Z,10S,11R,12S,14R,17R,18R,19S,20S,21Z)-19-(4-methoxybenzyloxy)-5,7,11,17-tetrakis(tert-butyldimethylsilyloxy)-4,10,12,14,18,20-hexamethyltetracosa-2,8,21,23-tetraenyloxy)triphenylmethane
    —— 2,2-dimethylpropionic acid 16-(1-phenyl-1H-tetrazol-5-ylsulfonyl)hexadecyl ester 1254966-88-5 C28H46N4O4S
    2,2-dimethylpropionic acid 16-(1-phenyl-1H-tetrazol-5-ylsulfonyl)hexadecyl ester
    —— 2-(4-Methyl-octyl)-cyclopentanon 15674-90-5 C14H26O
    2-(4-Methyl-octyl)-cyclopentanon
    —— 2-Hydroxy-2,3-aethylendioxy-indanon-(1) 20207-49-2 C11H10O4
    2-Hydroxy-2,3-aethylendioxy-indanon-(1)
    —— (2R,3S)-3-((1-(tert-butoxycarbonyl)-1H-indol-3-yl)methyl)pyrrolidine-2-carboxylic acid 1048039-47-9 C19H24N2O4
    (2R,3S)-3-((1-(tert-butoxycarbonyl)-1H-indol-3-yl)methyl)pyrrolidine-2-carboxylic acid
    —— 2',3'-Dihydrospiro[cyclopropane-1,1'-indene]-6'-carboxylicacid 2376514-25-7 C12H12O2
    2',3'-Dihydrospiro[cyclopropane-1,1'-indene]-6'-carboxylicacid
    —— (23R,24S,25S)-27-nor-5β-spirost-3α,23,24,25-tetraol 1207866-74-7 C26H42O6
    (23R,24S,25S)-27-nor-5β-spirost-3α,23,24,25-tetraol