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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5β-Pregn-14-en-3β-ol-20.21-dion-dimethylacetal 56777-52-7 C23H36O4
    5β-Pregn-14-en-3β-ol-20.21-dion-dimethylacetal
    —— 5-(p-Bromphenyl)furfural-<sup>15</sup>N-oxim 56875-42-4 C11H8BrNO2
    5-(p-Bromphenyl)furfural-<sup>15</sup>N-oxim
    —— 5-[2-(4-fluuorophenyl)-4-methyl-1,3-thiazol-5-yl]-N-(3-methylphenyl)-1,3,4-thiazol-2-amine 1563006-41-6 C19H15FN4S2
    5-[2-(4-fluuorophenyl)-4-methyl-1,3-thiazol-5-yl]-N-(3-methylphenyl)-1,3,4-thiazol-2-amine
    —— 5-(4-cyclohexylthiazol-2-yl)-6-ethyl-4-(3-nitrophenyl)-3,4-dihydropyrimidin-2(1H)-one 1224737-03-4 C21H24N4O3S
    5-(4-cyclohexylthiazol-2-yl)-6-ethyl-4-(3-nitrophenyl)-3,4-dihydropyrimidin-2(1H)-one
    —— 5-(3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl)pyridin-2(1H)-one 1033724-45-6 C12H8N4O2
    5-(3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl)pyridin-2(1H)-one
    —— (5R,8S,10S,13R)-19,21-Dimethoxy-8,10-dimethyl-5,13-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-triene 199991-92-9 C32H40O7
    (5R,8S,10S,13R)-19,21-Dimethoxy-8,10-dimethyl-5,13-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-triene
    —— 5-bromo-5'-O-methyl-2',3'-O-isopropylideneuridine 1193379-11-1 C13H17BrN2O6
    5-bromo-5'-O-methyl-2',3'-O-isopropylideneuridine
    —— 5-isopropyloxy-2,4-dimethoxybenzaldehyde 156114-88-4 C12H16O4
    5-isopropyloxy-2,4-dimethoxybenzaldehyde
    —— 5,5'-diethyl-2,3,2',3'-tetramethoxy-biphenyl 55919-70-5 C20H26O4
    5,5'-diethyl-2,3,2',3'-tetramethoxy-biphenyl
    —— (5-butyl-4-methyl-6-oxo-1,6-dihydro-pyrimidin-2-ylsulfanyl)-acetic acid benzyl ester 36326-75-7 C18H22N2O3S
    (5-butyl-4-methyl-6-oxo-1,6-dihydro-pyrimidin-2-ylsulfanyl)-acetic acid benzyl ester
    —— 5-(4-methoxy-benzylidene)-4-(2-methyl-anilino)-1,5-dihydro-imidazol-2-one 56128-34-8 C18H17N3O2
    5-(4-methoxy-benzylidene)-4-(2-methyl-anilino)-1,5-dihydro-imidazol-2-one
    —— 5-p-Methoxybenzyliden-3β-cyanethyl-2-thiohydantoin 64958-24-3 C14H13N3O2S
    5-p-Methoxybenzyliden-3β-cyanethyl-2-thiohydantoin
    —— 5,6-Dihydrouracil-6-<sup>14</sup>C 58454-81-2 C4H6N2O2
    5,6-Dihydrouracil-6-<sup>14</sup>C
    —— {5-methoxy-2-methyl-1-[(4-nitro-phenoxy)-acetyl]-indol-3-yl}-acetic acid 56231-35-7 C20H18N2O7
    {5-methoxy-2-methyl-1-[(4-nitro-phenoxy)-acetyl]-indol-3-yl}-acetic acid
    —— 5-chloro-2-(5,6-difluoro-1-pentyl-1H-benzoimidazol-2-yl)-phenol 1281981-67-6 C18H17ClF2N2O
    5-chloro-2-(5,6-difluoro-1-pentyl-1H-benzoimidazol-2-yl)-phenol
    —— 5-((1E,4Z)-3,7-Dimethyl-octa-1,4,6-trienyl)-6-methyl-2-phenyl-5,8-dihydro-[1,2,4]triazolo[1,2-a]pyridazine-1,3-dione 73368-18-0 C23H27N3O2
    5-((1E,4Z)-3,7-Dimethyl-octa-1,4,6-trienyl)-6-methyl-2-phenyl-5,8-dihydro-[1,2,4]triazolo[1,2-a]pyridazine-1,3-dione
    —— 5-[(2S)-3-{2-[2-(Benzoylamino)acetyl]hydrazino}-2-({(2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoyl}amino)-3-oxopropyl]-2-(carboxymethoxy)benzoic Acid 292835-60-0 C35H39N5O11
    5-[(2S)-3-{2-[2-(Benzoylamino)acetyl]hydrazino}-2-({(2S)-2-[(tert-butoxycarbonyl)amino]-3-phenylpropanoyl}amino)-3-oxopropyl]-2-(carboxymethoxy)benzoic Acid
    —— 5-Dimethylcarbamoyl-4-(2-methoxycarbonyl-ethyl)-3-methoxycarbonylmethyl-1H-pyrrole-2-carboxylic acid benzyl ester 111017-88-0 C22H26N2O7
    5-Dimethylcarbamoyl-4-(2-methoxycarbonyl-ethyl)-3-methoxycarbonylmethyl-1H-pyrrole-2-carboxylic acid benzyl ester
    —— 5,7-dihydro-7H-3-(methoxycarbonyl)-4-methoxy-5-methyl-7-oxofuro<3,4-e>pyridazine 103150-48-7 C10H10N2O5
    5,7-dihydro-7H-3-(methoxycarbonyl)-4-methoxy-5-methyl-7-oxofuro<3,4-e>pyridazine
    —— 5,6-bis(4-ethyloctyl)-4,7-di(thiophen-2-yl)benzo[c][1,2,5]thiadiazole 1207196-52-8 C34H48N2S3
    5,6-bis(4-ethyloctyl)-4,7-di(thiophen-2-yl)benzo[c][1,2,5]thiadiazole
    —— ({5-[3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-indazol-1-yl]-2-pyridinyl}methyl)amine 1057662-35-7 C14H15F3N4
    ({5-[3-(trifluoromethyl)-4,5,6,7-tetrahydro-1H-indazol-1-yl]-2-pyridinyl}methyl)amine
    —— (5Z)-7-ethoxy-3,5-dimethyl-7-oxohept-5-enyl benzoate 1258222-55-7 C18H24O4
    (5Z)-7-ethoxy-3,5-dimethyl-7-oxohept-5-enyl benzoate
    —— 5-chloromethyl-[1,2,4]oxadiazolyl methyl-3'-(4-methoxyphenyl)-spiro[3H-indole-3,2'-thiazolidine]-2,4'-(1H)dione 1040725-75-4 C21H17ClN4O4S
    5-chloromethyl-[1,2,4]oxadiazolyl methyl-3'-(4-methoxyphenyl)-spiro[3H-indole-3,2'-thiazolidine]-2,4'-(1H)dione
    —— 5-chloro-N-({1-[4-(2-oxopiperidin-1-yl)phenyl]-3-pyridin-3-yl-1H-pyrazol-4-yl}methyl)thiophene-2-carboxamide hydrochloride 959134-81-7 C25H22ClN5O2S*ClH
    5-chloro-N-({1-[4-(2-oxopiperidin-1-yl)phenyl]-3-pyridin-3-yl-1H-pyrazol-4-yl}methyl)thiophene-2-carboxamide hydrochloride
    —— (+-)-5c.10c-diacetoxy-(4brH.9bcH)-4b.5.9b.10-tetrahydro-indeno[2.1-a]indene 98860-33-4 C20H18O4
    (+-)-5c.10c-diacetoxy-(4brH.9bcH)-4b.5.9b.10-tetrahydro-indeno[2.1-a]indene
    —— 5-bromo-3-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazole 1357469-73-8 C15H8BrCl3N2
    5-bromo-3-phenyl-1-(2,4,6-trichlorophenyl)-1H-pyrazole
    —— 5-methoxycarbonylpentyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-2,3,6-tri-O-acetyl-α-D-glucopyranoside 1013637-65-4 C33H48O20
    5-methoxycarbonylpentyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->4)-2,3,6-tri-O-acetyl-α-D-glucopyranoside
    —— 5-fluoro-2-(3-phenylpropioloyl)phenyl acetate 1403475-72-8 C17H11FO3
    5-fluoro-2-(3-phenylpropioloyl)phenyl acetate
    —— <5-Chlor-2-acetoxy-4,6-dimethoxy-benzoesaeure>-essigsaeure-anhydrid 3187-05-1 C13H13ClO7
    <5-Chlor-2-acetoxy-4,6-dimethoxy-benzoesaeure>-essigsaeure-anhydrid
    —— 5-(4-chlorophenyl)-N-(3-(4-(2,3-dichlorophenyl)piperazin-1-yl)propyl)-2-methyl-1-propyl-1H-pyrrole-3-carboxamide 1221068-47-8 C28H33Cl3N4O
    5-(4-chlorophenyl)-N-(3-(4-(2,3-dichlorophenyl)piperazin-1-yl)propyl)-2-methyl-1-propyl-1H-pyrrole-3-carboxamide
    —— 5-(1-carbamoylcyclopropylamino)-3-(6-fluoroquinolin-3-ylamino)pyrazine-2-carboxamide 1438420-84-8 C18H16FN7O2
    5-(1-carbamoylcyclopropylamino)-3-(6-fluoroquinolin-3-ylamino)pyrazine-2-carboxamide
    —— (5-fluoro-2-[1,2,3]triazol-2-yl-phenyl)-[(R)-3-(3-pyrazol-1-yl-benzyl)-morpholin-4-yl]-methanone 1435480-33-3 C23H21FN6O2
    (5-fluoro-2-[1,2,3]triazol-2-yl-phenyl)-[(R)-3-(3-pyrazol-1-yl-benzyl)-morpholin-4-yl]-methanone
    —— (5R)-5-[4-[4-[(2,4-dichlorophenyl)methylamino]thieno[3,2-d]pyrimidin-2-yl]piperazine-1-carbonyl]pyrrolidin-2-one 939975-75-4 C22H22Cl2N6O2S
    (5R)-5-[4-[4-[(2,4-dichlorophenyl)methylamino]thieno[3,2-d]pyrimidin-2-yl]piperazine-1-carbonyl]pyrrolidin-2-one
    —— 5-acetoxy-7-methyl-8,9-dihydro-7H-[1,4]oxathiino[3,2-e]indol-3-one 39984-14-0 C13H13NO4S
    5-acetoxy-7-methyl-8,9-dihydro-7H-[1,4]oxathiino[3,2-e]indol-3-one
    —— 5-ethyl-6-methyl-2-(piperidin-1-yl)-3-(m-tolyl)thieno[2,3-d]pyrimidin-4(3H)-one 1114571-07-1 C21H25N3OS
    5-ethyl-6-methyl-2-(piperidin-1-yl)-3-(m-tolyl)thieno[2,3-d]pyrimidin-4(3H)-one
    —— 5-chloro-2-(3-hydroxyprop-1-ynyl)benzonitrile 1609162-66-4 C10H6ClNO
    5-chloro-2-(3-hydroxyprop-1-ynyl)benzonitrile
    —— 5-Isopropyl-1,1-dioxo-2-phenylsulfanyl-tetrahydro-1λ<sup>6</sup>-thiophene-2-carboxylic acid ethyl ester 125163-66-8 C16H22O4S2
    5-Isopropyl-1,1-dioxo-2-phenylsulfanyl-tetrahydro-1λ<sup>6</sup>-thiophene-2-carboxylic acid ethyl ester
    —— 5-(pyridin-3-yl)thienyl-2-sulfonamide 1620108-80-6 C9H8N2O2S2
    5-(pyridin-3-yl)thienyl-2-sulfonamide
    —— 5-bromo-7,8-dimethoxy-3,4-dihydro-[1]naphthoic acid 690632-53-2 C13H13BrO4
    5-bromo-7,8-dimethoxy-3,4-dihydro-[1]naphthoic acid
    —— (5-bromo-1-butyl-8-chloro-6-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid 630397-60-3 C18H21BrClNO3
    (5-bromo-1-butyl-8-chloro-6-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid
    —— 5-(3-Bromo-4-methoxy-phenyl)-2-(4-methoxy-benzyl)-2H-tetrazole 660858-99-1 C16H15BrN4O2
    5-(3-Bromo-4-methoxy-phenyl)-2-(4-methoxy-benzyl)-2H-tetrazole
    —— 5,10-diethyl-5,10-dibutyl-7,8-dimethyl-6,9-dioxa-5,10-disila-tetradecane 18765-15-6 C24H54O2Si2
    5,10-diethyl-5,10-dibutyl-7,8-dimethyl-6,9-dioxa-5,10-disila-tetradecane
    —— (5S,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]spiro[1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-3,2'-oxirane] 113429-62-2 C28H48O
    (5S,8R,9S,10S,13R,14S,17R)-10,13-dimethyl-17-[(2R)-6-methylheptan-2-yl]spiro[1,2,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydrocyclopenta[a]phenanthrene-3,2'-oxirane]
    —— 5-[cis-3,5-dimethyl-1-piperazinyl]-3-pyridinecarboxylic acid 952289-25-7 C12H17N3O2
    5-[cis-3,5-dimethyl-1-piperazinyl]-3-pyridinecarboxylic acid
    —— 5,6-dihydro-7H-pyrrolo[1,2-a]azepin-7-one-6,6-d2 82218-03-9 C9H9NO
    5,6-dihydro-7H-pyrrolo[1,2-a]azepin-7-one-6,6-d2
    —— 5-tert-butyl-7-(3,3-difluoro-pyrrolidin-1-yl)-3-(2-methoxy-ethyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine 1433359-17-1 C15H22F2N6O
    5-tert-butyl-7-(3,3-difluoro-pyrrolidin-1-yl)-3-(2-methoxy-ethyl)-3H-[1,2,3]triazolo[4,5-d]pyrimidine
    —— (5-chloro-1-cyclobutyl-8-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid 630398-41-3 C18H20ClNO3
    (5-chloro-1-cyclobutyl-8-methyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid
    —— (5,6,8-trichloro-1-propyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid 630397-39-6 C16H16Cl3NO3
    (5,6,8-trichloro-1-propyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetic acid
    —— 5-oxahexacyclo[6.5.1.02,11.03,14.04,10.09,13]tetradecan-6-ol 101418-80-8 C13H16O2
    5-oxahexacyclo[6.5.1.02,11.03,14.04,10.09,13]tetradecan-6-ol
    —— (5S)-3,3-di(p-chlorobenzyl)-5-hydroxymethylpyrrolidin-2-one 950172-21-1 C19H19Cl2NO2
    (5S)-3,3-di(p-chlorobenzyl)-5-hydroxymethylpyrrolidin-2-one