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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 5-acetamido-2,7,8,9-tetra-O-ethoxycarbonyl-3,5-dideoxy-D-glycero-β-D-galacto-2-nonulopyranosono-1,4-lactone 121409-29-8 C23H33NO16
    5-acetamido-2,7,8,9-tetra-O-ethoxycarbonyl-3,5-dideoxy-D-glycero-β-D-galacto-2-nonulopyranosono-1,4-lactone
    —— 5-bromosalicylidene-(5-nitro-2-hydroxyaniline) 57039-59-5 C13H9BrN2O4
    5-bromosalicylidene-(5-nitro-2-hydroxyaniline)
    —— 5,6-O-isopropylidene-L-ascorbic acid 64550-45-4 C9H12O6
    5,6-O-isopropylidene-L-ascorbic acid
    —— 5-Methoxy-3-(4-methoxy-phenoxy)-[1,2]benzoquinone 104330-38-3 C14H12O5
    5-Methoxy-3-(4-methoxy-phenoxy)-[1,2]benzoquinone
    —— 5-(4-hydroxy-7-methoxy-3,3-dimethylhept-5-yn-1-yl)-4-methylfuran-2(5H)-one 114273-89-1 C15H22O4
    5-(4-hydroxy-7-methoxy-3,3-dimethylhept-5-yn-1-yl)-4-methylfuran-2(5H)-one
    —— 5-(3,4-dihydro-8-isopentyl-2-oxo-2H-chromen-7-yloxy)pentanoic acid 1335107-54-4 C19H26O5
    5-(3,4-dihydro-8-isopentyl-2-oxo-2H-chromen-7-yloxy)pentanoic acid
    —— 5-(2-bromoethoxy)-1,2,3-trimethoxybenzene 91345-87-8 C11H15BrO4
    5-(2-bromoethoxy)-1,2,3-trimethoxybenzene
    —— 5-<(Triphenylphosphoranyliden)acetyl>-5H-dibenz<b,f>azepin 103148-95-4 C34H26NOP
    5-<(Triphenylphosphoranyliden)acetyl>-5H-dibenz<b,f>azepin
    —— 5,6-anhydro-L-ascorbic acid 85366-67-2 C6H6O5
    5,6-anhydro-L-ascorbic acid
    —— 5,5'-((tetrahydrofuran-2-yl)methylene)bis(2-methyltetrahydrofuran) 1434522-30-1 C15H26O3
    5,5'-((tetrahydrofuran-2-yl)methylene)bis(2-methyltetrahydrofuran)
    —— 5-S-cysteaminyldopamine dihydrochloride 77504-34-8 C10H16N2O2S*2ClH
    5-S-cysteaminyldopamine dihydrochloride
    —— 5,6,5',6'-tetrahydro-ψ,ψ-carotene-5rF,6tF,5'r'F,6't'F-tetraol 119571-14-1 C40H60O4
    5,6,5',6'-tetrahydro-ψ,ψ-carotene-5rF,6tF,5'r'F,6't'F-tetraol
    —— 5-[(E)-2-(2'-methylphenyl)-1-diazenyl]-2-hydroxybenzoic acid 380360-45-2 C14H12N2O3
    5-[(E)-2-(2'-methylphenyl)-1-diazenyl]-2-hydroxybenzoic acid
    —— 5-O-benzoyl-1,2-O-isopropylidene-3-O-methylsulfonyl-α-D-xylofuranose 190003-75-9 C16H20O8S
    5-O-benzoyl-1,2-O-isopropylidene-3-O-methylsulfonyl-α-D-xylofuranose
    —— 5'-O-dimethoxytrityl-6-N-[tris(N,N',N"-trifluoroacetyl)-4,9,13-triazadecane-1-yl]-2'-deoxyadenosine 244639-82-5 C47H51F9N8O8
    5'-O-dimethoxytrityl-6-N-[tris(N,N',N"-trifluoroacetyl)-4,9,13-triazadecane-1-yl]-2'-deoxyadenosine
    —— 5-t-butyl-2-methyl-2-cyclohexenenone 54492-85-2 C11H18O
    5-t-butyl-2-methyl-2-cyclohexenenone
    —— 5-Carbamoyl-5H-dibenz[b,f]azepinEN5-Cyano-10-hydroxy-10,11-dihydro-5H-dibenz[b,f]azepine 356760-08-2 C15H12N2O
    5-Carbamoyl-5H-dibenz[b,f]azepinEN5-Cyano-10-hydroxy-10,11-dihydro-5H-dibenz[b,f]azepine
    —— 5-((tert-butyldiphenylsilyl)oxy)-1-((3aR,4S,5R,5aS,6R,9aR,9bR)-4,5-dihydroxy-6-((4-methoxybenzyl)oxy)-2,2,4,5a,9,9-hexamethyldecahydronaphtho[1,2-d][1,3]dioxol-5-yl)-3-methylpent-2-en-1-one 114273-67-5 C47H64O8Si
    5-((tert-butyldiphenylsilyl)oxy)-1-((3aR,4S,5R,5aS,6R,9aR,9bR)-4,5-dihydroxy-6-((4-methoxybenzyl)oxy)-2,2,4,5a,9,9-hexamethyldecahydronaphtho[1,2-d][1,3]dioxol-5-yl)-3-methylpent-2-en-1-one
    —— 5-[(3aS,4R,5R,6aS)-5-(tert-Butyl-dimethyl-silanyloxy)-4-((E)-(S)-3-hydroxy-4-methyl-oct-1-en-6-ynyl)-hexahydro-pentalen-(2E)-ylidene]-pentanoic acid 126436-91-7 C28H46O4Si
    5-[(3aS,4R,5R,6aS)-5-(tert-Butyl-dimethyl-silanyloxy)-4-((E)-(S)-3-hydroxy-4-methyl-oct-1-en-6-ynyl)-hexahydro-pentalen-(2E)-ylidene]-pentanoic acid
    —— 5-hydroxy-5-(3,5-dimethoxyphenyl)-4-oxopentanoic acid 1424007-15-7 C13H16O6
    5-hydroxy-5-(3,5-dimethoxyphenyl)-4-oxopentanoic acid
    —— (5E,9E)-(2R,7R)-2,6,7-Trimethyl-4-methylene-10-phenyl-deca-5,9-diene-1,7-diol 866148-34-7 C20H28O2
    (5E,9E)-(2R,7R)-2,6,7-Trimethyl-4-methylene-10-phenyl-deca-5,9-diene-1,7-diol
    —— (5aS,7R,8R,8aR)-3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,4,5a,7,8,8a-hexahydro-8-hydroxy-7-pentyl-10H-furo[2',3':4,5]imidazo[1,2-a]purin-10-one 1288984-54-2 C19H27N5O6
    (5aS,7R,8R,8aR)-3-(2-deoxy-β-D-erythro-pentofuranosyl)-3,4,5a,7,8,8a-hexahydro-8-hydroxy-7-pentyl-10H-furo[2',3':4,5]imidazo[1,2-a]purin-10-one
    —— 5-(methoxycarbonyl)pentyl 3-O-allyl-β-D-galactopyranoside 143545-43-1 C16H28O8
    5-(methoxycarbonyl)pentyl 3-O-allyl-β-D-galactopyranoside
    —— 5,6,7',7',8,8,10',11',16',16',21',22'-dodecamethylspiro[1,2,9,10-tetrahydropyrano[3,2-f]chromene-3,19'-8,13,15-trioxapentacyclo[12.4.4.01,14.03,12.04,9]docosa-3(12),4(9),10,21-tetraene]-20'-one 121798-95-6 C42H54O6
    5,6,7',7',8,8,10',11',16',16',21',22'-dodecamethylspiro[1,2,9,10-tetrahydropyrano[3,2-f]chromene-3,19'-8,13,15-trioxapentacyclo[12.4.4.01,14.03,12.04,9]docosa-3(12),4(9),10,21-tetraene]-20'-one
    —— 5-hydroxyl-2-(methylthio)-3-acetylbenzofuran 1174758-99-6 C11H10O3S
    5-hydroxyl-2-(methylthio)-3-acetylbenzofuran
    —— 5'-O-DMT-N<sup>2</sup>-isobutyryl-O<sup>6</sup>-(2-ethylpyridyl)-2'-deoxyguanosine 179925-36-1 C42H44N6O7
    5'-O-DMT-N<sup>2</sup>-isobutyryl-O<sup>6</sup>-(2-ethylpyridyl)-2'-deoxyguanosine
    —— 5-acetamido-2,4,9-tri-O-pivaloyl-3,5-dideoxy-D-glycero-β-D-galacto-2-nonulopyranosono-1,7-lactone 121409-27-6 C26H41NO11
    5-acetamido-2,4,9-tri-O-pivaloyl-3,5-dideoxy-D-glycero-β-D-galacto-2-nonulopyranosono-1,7-lactone
    —— 5-benzyl-5,10-<i>o</i>-benzeno-phosphanthrenium; bromide 31634-71-6 Br*C25H19P2
    5-benzyl-5,10-<i>o</i>-benzeno-phosphanthrenium; bromide
    —— 5-(4-chloro-phenyl)-3-methyl-cyclohex-2-enone oxime 75117-11-2 C13H14ClNO
    5-(4-chloro-phenyl)-3-methyl-cyclohex-2-enone oxime
    —— 5-[(3aS,4R,5R,6aS)-5-(tert-Butyl-dimethyl-silanyloxy)-4-((E)-(S)-3-hydroxy-4-methyl-oct-1-en-6-ynyl)-hexahydro-pentalen-(2E)-ylidene]-pentanoic acid 2-trimethylsilanyl-ethyl ester 126436-93-9 C33H58O4Si2
    5-[(3aS,4R,5R,6aS)-5-(tert-Butyl-dimethyl-silanyloxy)-4-((E)-(S)-3-hydroxy-4-methyl-oct-1-en-6-ynyl)-hexahydro-pentalen-(2E)-ylidene]-pentanoic acid 2-trimethylsilanyl-ethyl ester
    —— 5,6-O-isopropylidene-2-O-benzyl-3-O-methoxymethyl-L-ascorbic acid 107347-69-3 C18H22O7
    5,6-O-isopropylidene-2-O-benzyl-3-O-methoxymethyl-L-ascorbic acid
    —— 5-(4-aminobenzyl)-9-hydroxy-4H-benzo[de][2,6]naphthyridine-4,6(5H)-dione 1589470-81-4 C18H13N3O3
    5-(4-aminobenzyl)-9-hydroxy-4H-benzo[de][2,6]naphthyridine-4,6(5H)-dione
    —— 5-cyclopropyl-1-phenyl-1<i>H</i>-pyrazole-3-carboxylic acid 1226264-92-1 C13H12N2O2
    5-cyclopropyl-1-phenyl-1<i>H</i>-pyrazole-3-carboxylic acid
    —— 5-methyl-2-p-tolyl-2-cyclopentenone 74285-43-1 C13H14O
    5-methyl-2-p-tolyl-2-cyclopentenone
    —— 5-(5-methyl-2-thienyl)hexan-1-ol 172039-82-6 C11H18OS
    5-(5-methyl-2-thienyl)hexan-1-ol
    —— 5'-O-(12-aminododecanoyl)-2',3'-didehydro-2',3'-dideoxythymidine 1289430-16-5 C22H35N3O5
    5'-O-(12-aminododecanoyl)-2',3'-didehydro-2',3'-dideoxythymidine
    —— 5,8-dichloro-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid 6505-36-8 C14H6Cl2O5S
    5,8-dichloro-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid
    —— 5,10-bis(uracil-5-ylmethyl)tetrahydropteroylglutamic acid 82949-83-5 C29H31N11O10
    5,10-bis(uracil-5-ylmethyl)tetrahydropteroylglutamic acid
    —— 5'-Ethyl-4''-fluoro[1,1':3',1''-terphenyl]-4'carboxylic acid, ethyl ester 130739-95-6 C23H21FO2
    5'-Ethyl-4''-fluoro[1,1':3',1''-terphenyl]-4'carboxylic acid, ethyl ester
    —— 5-fluoro-1-[ (3aR,4R,6R,6aR)-tetrahydro-6-{[(4-methoxyphenyl)(diphenyl)methoxy]methyl}-2,2-dipropylfuro[3,4-d][1,3]dioxol-4-yl]-3-[(E,7R,11R,)-3,7,11,15-tetramethylhexadec-2-en-1-yl]pyrimidine-2,4(1H,3H)-dione 1590381-33-1 C56H77FN2O7
    5-fluoro-1-[ (3aR,4R,6R,6aR)-tetrahydro-6-{[(4-methoxyphenyl)(diphenyl)methoxy]methyl}-2,2-dipropylfuro[3,4-d][1,3]dioxol-4-yl]-3-[(E,7R,11R,)-3,7,11,15-tetramethylhexadec-2-en-1-yl]pyrimidine-2,4(1H,3H)-dione
    —— 5-chloro-N-(4-(N-(cyclohexylcarbamoyl)sulfamoyl)phenethyl)-2-methoxybenzamide compound with 2-amino-2-(hydroxymethyl)propane-1,3-diol (1:1) 873552-77-3 C4H11NO3*C23H28ClN3O5S
    5-chloro-N-(4-(N-(cyclohexylcarbamoyl)sulfamoyl)phenethyl)-2-methoxybenzamide compound with 2-amino-2-(hydroxymethyl)propane-1,3-diol (1:1)
    —— (5R)-3,6-cyclo-4-nor-3,5-seco-6β-androstane-3α,5,17β-triol 3-acetate 5-(1H-imidazole-1-carbothioate) 17-propionate 133123-19-0 C27H38N2O5S
    (5R)-3,6-cyclo-4-nor-3,5-seco-6β-androstane-3α,5,17β-triol 3-acetate 5-(1H-imidazole-1-carbothioate) 17-propionate
    —— 5-(4-fluorophenyl)-5-hydroxy-4-oxopentanoic acid 1206729-72-7 C11H11FO4
    5-(4-fluorophenyl)-5-hydroxy-4-oxopentanoic acid
    —— 5-chloro-2-(5-methyl-2,3,6,7-tetrahydro-1H-1,4-diazepin-1-yl)benzo[d]oxazole 1307296-61-2 C13H14ClN3O
    5-chloro-2-(5-methyl-2,3,6,7-tetrahydro-1H-1,4-diazepin-1-yl)benzo[d]oxazole
    —— 5-(2,3-Butadienoyl)-5H-dibenz<b,f>azepin 103149-02-6 C18H13NO
    5-(2,3-Butadienoyl)-5H-dibenz<b,f>azepin
    —— 5-acetyl-2-methyl-4-<1-(2-methyl)aziridinyl>-6-phenyl-3(2H)pyridazinone 137776-14-8 C16H17N3O2
    5-acetyl-2-methyl-4-<1-(2-methyl)aziridinyl>-6-phenyl-3(2H)pyridazinone
    —— (5S)-5-hydroxy-17β-propionyloxy-3,6-cyclo-4-nor-3,5-seco-6β-androstan-3-one 133123-11-2 C21H32O4
    (5S)-5-hydroxy-17β-propionyloxy-3,6-cyclo-4-nor-3,5-seco-6β-androstan-3-one
    —— 5-acetamido-2-butoxy-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-2H-pyran-2-carboxylic acid methyl ester 1035355-38-4 C22H33NO11
    5-acetamido-2-butoxy-6-(1,2,3-triacetoxypropyl)-5,6-dihydro-2H-pyran-2-carboxylic acid methyl ester
    —— 5-methyl-1,2,3,4-tetrahydroquinolin-8-amine 1609453-55-5 C10H14N2
    5-methyl-1,2,3,4-tetrahydroquinolin-8-amine
    —— 5,12,19-Tris(4-chlorophenoxy)-6,13,20-trimethoxytetracyclo[15.4.0.03,8.010,15]henicosa-1(21),3,5,7,10,12,14,17,19-nonaene 1370331-82-0 C42H33Cl3O6
    5,12,19-Tris(4-chlorophenoxy)-6,13,20-trimethoxytetracyclo[15.4.0.03,8.010,15]henicosa-1(21),3,5,7,10,12,14,17,19-nonaene