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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-oxo-5-(piperidin-1-yl)pentan-3-yl-N-methylcarbamic acid ethyl ester 1200405-81-7 C14H26N2O3
    5-oxo-5-(piperidin-1-yl)pentan-3-yl-N-methylcarbamic acid ethyl ester
    —— 5-methyl-4-methoxycarbonyl-3-methylamino-2(5H)-furanone 1092514-16-3 C8H11NO4
    5-methyl-4-methoxycarbonyl-3-methylamino-2(5H)-furanone
    —— 5-(1-hydroxycyclopentyl)-2,4-pentanedione 117081-53-5 C10H16O3
    5-(1-hydroxycyclopentyl)-2,4-pentanedione
    —— 5-bromo-5-isopropyl-1,2,3,4-tetramethoxycarbonylcyclopentadiene 120108-57-8 C16H19BrO8
    5-bromo-5-isopropyl-1,2,3,4-tetramethoxycarbonylcyclopentadiene
    —— 5'-(2-hydroxybenzoyl)-5-nitro-1',3'-diphenyl-5',7'-dihydrospiro[indoline-3,4'-pyrazolo[3,4-b]pyridine]-2,6'(1'H)-dione 1217109-98-2 C32H21N5O6
    5'-(2-hydroxybenzoyl)-5-nitro-1',3'-diphenyl-5',7'-dihydrospiro[indoline-3,4'-pyrazolo[3,4-b]pyridine]-2,6'(1'H)-dione
    —— 5,5-dimethyl-2-methylthio-4-oxo-1-pyrrolidine-1-oxide 134252-71-4 C7H11NO2S
    5,5-dimethyl-2-methylthio-4-oxo-1-pyrrolidine-1-oxide
    —— 5-bromo-2-hydroxy-biphenyl-3-carboxylic acid amide 100398-01-4 C13H10BrNO2
    5-bromo-2-hydroxy-biphenyl-3-carboxylic acid amide
    —— 5-butyl-2-[2-[(2-hydroxynaphthalen-1-yl)methylidene]hydrazinyl]-4-methyl-1H-pyrimidin-6-one 51482-58-7 C20H22N4O2
    5-butyl-2-[2-[(2-hydroxynaphthalen-1-yl)methylidene]hydrazinyl]-4-methyl-1H-pyrimidin-6-one
    —— [5-(5-butyl-2-furyl)tetrazol1-yl-] acetic acid 134717-94-5 C11H14N4O3
    [5-(5-butyl-2-furyl)tetrazol1-yl-] acetic acid
    —— 5-Isopropylidene-2-methyl-2-phenyl-tetrahydro-furan 124099-78-1 C14H18O
    5-Isopropylidene-2-methyl-2-phenyl-tetrahydro-furan
    —— 5-(2-(2-methylaminocarbonylpyridin-4-yl)methylthiopyridin-3-yl)-N-phenyl-1,3,4-oxadiazol-2-amine 1043591-85-0 C21H18N6O2S
    5-(2-(2-methylaminocarbonylpyridin-4-yl)methylthiopyridin-3-yl)-N-phenyl-1,3,4-oxadiazol-2-amine
    —— 5-bromo-2-(3'-ethoxy-2,5-difluorobiphenyl-4-ylamino)nicotinic acid 1035689-13-4 C20H15BrF2N2O3
    5-bromo-2-(3'-ethoxy-2,5-difluorobiphenyl-4-ylamino)nicotinic acid
    —— 5-Amino-7-[3-[[(aminoacetyl)amino]methyl]-3-methyl-pyrrolidinyl]-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid hydrochloride 122548-09-8 C21H25F2N5O4*ClH
    5-Amino-7-[3-[[(aminoacetyl)amino]methyl]-3-methyl-pyrrolidinyl]-1-cyclopropyl-6,8-difluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid hydrochloride
    —— 5-(3,5-dichloro-4-dimethylamino-benzyl)-pyrimidine-2,4-diamine 62909-63-1 C13H15Cl2N5
    5-(3,5-dichloro-4-dimethylamino-benzyl)-pyrimidine-2,4-diamine
    —— 5-ethyl-1-(2-dimethylamino-ethyl)-5-phenyl-2-thio-barbituric acid 101269-07-2 C16H21N3O2S
    5-ethyl-1-(2-dimethylamino-ethyl)-5-phenyl-2-thio-barbituric acid
    —— 5-(Dimethoxymethyl)furan-2-boronic acid pinacol ester 2096342-30-0 C13H21BO5
    5-(Dimethoxymethyl)furan-2-boronic acid pinacol ester
    —— (5R,8S)-7-{(2S)-2-[(cyclohexylacetyl)amino]-3,3-dimethylbutanoyl}-N-{(1R,2S)-1-[(cyclopropylsulfonyl)carbamoyl]-2-vinylcyclopropyl}-10,10-dimethyl-7-azadispiro[3.0.4.1]decane-8-carboxamide 1247707-74-9 C35H54N4O6S
    (5R,8S)-7-{(2S)-2-[(cyclohexylacetyl)amino]-3,3-dimethylbutanoyl}-N-{(1R,2S)-1-[(cyclopropylsulfonyl)carbamoyl]-2-vinylcyclopropyl}-10,10-dimethyl-7-azadispiro[3.0.4.1]decane-8-carboxamide
    —— 5-(4-(trifluoromethyl)phenyl)-2-(4-(3-(trifluoromethyl)pyridin-2-yl)-piperazin-1-yl)-1H-imidazole-4-carboxylic acid 883876-40-2 C21H17F6N5O2
    5-(4-(trifluoromethyl)phenyl)-2-(4-(3-(trifluoromethyl)pyridin-2-yl)-piperazin-1-yl)-1H-imidazole-4-carboxylic acid
    —— 5-Methoxy-bicyclo[3.2.0]hepta-2,6-diene-1-carboxylic acid ethyl ester 74252-71-4 C11H14O3
    5-Methoxy-bicyclo[3.2.0]hepta-2,6-diene-1-carboxylic acid ethyl ester
    —— 5-[5-(trans(?)-2-[2]furyl-vinyl)-1(2)H-pyrazol-3-yl]-4,7-dimethoxy-benzofuran-6-ol 112485-15-1 C19H16N2O5
    5-[5-(trans(?)-2-[2]furyl-vinyl)-1(2)H-pyrazol-3-yl]-4,7-dimethoxy-benzofuran-6-ol
    —— 5,6-dimethoxy-benzene-1,2,4-tricarboxylic acid 109844-55-5 C11H10O8
    5,6-dimethoxy-benzene-1,2,4-tricarboxylic acid
    —— (5,7-Dichloro-3-p-tolylamino-1H-indol-2-yl)-carbamic acid ethyl ester 95538-47-9 C18H17Cl2N3O2
    (5,7-Dichloro-3-p-tolylamino-1H-indol-2-yl)-carbamic acid ethyl ester
    —— 5-(4-Chlorophenyl)-1,4,6,9-tetraoxa-5lambda5-phosphaspiro[4.4]nonane 79347-77-6 C10H12ClO4P
    5-(4-Chlorophenyl)-1,4,6,9-tetraoxa-5lambda5-phosphaspiro[4.4]nonane
    —— 5-formyl-9-hydroxy-5,6-dihydro-phenanthridine-8,10-dicarboxylic acid diethyl ester 855352-72-6 C20H19NO6
    5-formyl-9-hydroxy-5,6-dihydro-phenanthridine-8,10-dicarboxylic acid diethyl ester
    —— 5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-N-[2-(2-(18F)fluoranylethoxy)ethyl]pentanamide 1335545-18-0 C14H24FN3O3S
    5-[(3aS,4S,6aR)-2-oxo-1,3,3a,4,6,6a-hexahydrothieno[3,4-d]imidazol-4-yl]-N-[2-(2-(18F)fluoranylethoxy)ethyl]pentanamide
    —— 5,6-Diamino-4-mercapto-2-phenyl-pyrimidin 23124-07-4 C10H10N4S
    5,6-Diamino-4-mercapto-2-phenyl-pyrimidin
    —— 5-Chloro-7-propylphthalazine 122883-00-5 C11H11ClN2
    5-Chloro-7-propylphthalazine
    —— 5-(4-benzyl-piperazin-1-yl)-1-(2-fluoro-6-trifluoromethyl-benzyl)-6-methyl-1H-pyrimidine-2,4-dione 1308380-31-5 C24H24F4N4O2
    5-(4-benzyl-piperazin-1-yl)-1-(2-fluoro-6-trifluoromethyl-benzyl)-6-methyl-1H-pyrimidine-2,4-dione
    —— 5-Bromomethyl-4-(4-fluoro-phenyl)-2,6-dimethyl-pyrimidine 122253-29-6 C13H12BrFN2
    5-Bromomethyl-4-(4-fluoro-phenyl)-2,6-dimethyl-pyrimidine
    —— 5-C-((S)-isopropylphosphinyl)-β-D-ribopyranose 89300-76-5 C16H25O9P
    5-C-((S)-isopropylphosphinyl)-β-D-ribopyranose
    —— [5-(5-chloro-thiophene-2-carbonyl)-1(3)H-benzoimidazol-2-yl]-carbamic acid methyl ester 66939-15-9 C14H10ClN3O3S
    [5-(5-chloro-thiophene-2-carbonyl)-1(3)H-benzoimidazol-2-yl]-carbamic acid methyl ester
    —— 5-[8-(2,5-dimethylphenyl)imidazo[1,2-a]pyridin-6-yl]-N-propan-2-yl-1,3-thiazol-2-amine 1202277-38-0 C21H22N4S
    5-[8-(2,5-dimethylphenyl)imidazo[1,2-a]pyridin-6-yl]-N-propan-2-yl-1,3-thiazol-2-amine
    —— 5-(2,2-Dimethyl-tetrahydro-furan-3-ylmethyl)-benzo[1,3]dioxole 128154-69-8 C14H18O3
    5-(2,2-Dimethyl-tetrahydro-furan-3-ylmethyl)-benzo[1,3]dioxole
    —— (+)-5-(tert-butyl-dimethylsilanyloxy)-7-oxa-bicyclo[4.1.0]hept-3-ene-3-carboxylic acid methyl ester 288395-75-5 C14H24O4Si
    (+)-5-(tert-butyl-dimethylsilanyloxy)-7-oxa-bicyclo[4.1.0]hept-3-ene-3-carboxylic acid methyl ester
    —— 5-(4-chlorophenyl)-4-[(2R)-3,3,3-trifluoro-2-hydroxypropyl]-2-({5-[3-(trifluoromethyl)benzyl]-4H-1,2,4-triazol-3-yl}methyl)-2,4-dihydro-3H-1,2,4-triazol-3-one 1332501-60-6 C22H17ClF6N6O2
    5-(4-chlorophenyl)-4-[(2R)-3,3,3-trifluoro-2-hydroxypropyl]-2-({5-[3-(trifluoromethyl)benzyl]-4H-1,2,4-triazol-3-yl}methyl)-2,4-dihydro-3H-1,2,4-triazol-3-one
    —— 5-(α-Hydroxyethyl)-2-cyclopentylmethyl-2,3,8,12b-tetrahydro-1H-3a,8-methanodibenzo<3,4;6,7>cyclohepta<1,2-c>pyrrol 67930-45-4 C26H31NO
    5-(α-Hydroxyethyl)-2-cyclopentylmethyl-2,3,8,12b-tetrahydro-1H-3a,8-methanodibenzo<3,4;6,7>cyclohepta<1,2-c>pyrrol
    —— 5-chloro-1-(2-phenoxy-ethyl)-1,2-dihydro-[1,2,4]triazol-3-one 63772-19-0 C10H10ClN3O2
    5-chloro-1-(2-phenoxy-ethyl)-1,2-dihydro-[1,2,4]triazol-3-one
    —— 5-Phenyl-6,8-dioxa-3-oxo-3-thiabicyclo<3.2.1>octan 69697-59-2 C11H12O3S
    5-Phenyl-6,8-dioxa-3-oxo-3-thiabicyclo<3.2.1>octan
    —— 5-(2-Chlor-phenylazo)-3-benzyl-rhodanin 24335-37-3 C16H12ClN3OS2
    5-(2-Chlor-phenylazo)-3-benzyl-rhodanin
    —— [(5,7-dimethyl-6-oxo-4,4a,5,6,7,7a-hexahydro-1H-imidazo[4,5-e][1,2,4]triazin-3-yl)sulfanyl]acetic acid 1416038-62-4 C8H13N5O3S
    [(5,7-dimethyl-6-oxo-4,4a,5,6,7,7a-hexahydro-1H-imidazo[4,5-e][1,2,4]triazin-3-yl)sulfanyl]acetic acid
    —— (5,10,15,20-tetraphenylporphinato)iron(II)(C(Cl)SeCH2C6H5)(N-methylimidazole) 72347-09-2 C56H41ClFeN6Se
    (5,10,15,20-tetraphenylporphinato)iron(II)(C(Cl)SeCH2C6H5)(N-methylimidazole)
    —— 5-hydroxy-9-piperidin-4-ylidene-9H-xanthene-3-carboxylic acid ethylamide 893415-57-1 C21H22N2O3
    5-hydroxy-9-piperidin-4-ylidene-9H-xanthene-3-carboxylic acid ethylamide
    —— 5-phenyl-1-(2-methoxyphenyl)-1H-pyrazole-4-carboxylic acid 947271-41-2 C17H14N2O3
    5-phenyl-1-(2-methoxyphenyl)-1H-pyrazole-4-carboxylic acid
    —— 5-methyl-N-[3-[(1S)-1-(pyrazin-2-ylamino)ethyl]phenyl]pyridine-3-carboxamide 1027253-37-7 C19H19N5O
    5-methyl-N-[3-[(1S)-1-(pyrazin-2-ylamino)ethyl]phenyl]pyridine-3-carboxamide
    —— 5-Amino-1,3-diaza-azulen 91983-37-8 C8H7N3
    5-Amino-1,3-diaza-azulen
    —— 5-t-Octylsalicylsaeurehydrazid 35734-87-3 C15H24N2O2
    5-t-Octylsalicylsaeurehydrazid
    —— 5-[1-(4-fluoro-phenyl)-5-methyl-1H-[1,2,4]triazol-3-ylamino]-2-(4-methyl-imidazol-1-yl)-benzonitrile 1225444-60-9 C20H16FN7
    5-[1-(4-fluoro-phenyl)-5-methyl-1H-[1,2,4]triazol-3-ylamino]-2-(4-methyl-imidazol-1-yl)-benzonitrile
    —— 5,6,8,9-Tetrahydro-7-(4'-nitrophenyl)quino<8,7-b><1,10>phenanthroline 112881-45-5 C25H18N4O2
    5,6,8,9-Tetrahydro-7-(4'-nitrophenyl)quino<8,7-b><1,10>phenanthroline
    —— 5-(5-ethyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-ylmethyl)-2-(oxalyl-amino)-4,7-dihydro-5H-thieno[2,3-c]pyran-3-carboxylic acid 330193-38-9 C15H19N3O8S2
    5-(5-ethyl-1,1-dioxo-[1,2,5]thiadiazolidin-2-ylmethyl)-2-(oxalyl-amino)-4,7-dihydro-5H-thieno[2,3-c]pyran-3-carboxylic acid
    —— 5-hydroxy-8-methoxy-9-methyl-6-methylene-1,2,3,4,5,6-hexahydro-benzo[<i>b</i>]azocine-7,10-dione 71725-73-0 C14H17NO4
    5-hydroxy-8-methoxy-9-methyl-6-methylene-1,2,3,4,5,6-hexahydro-benzo[<i>b</i>]azocine-7,10-dione