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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5-azido-N-(propan-2-ylidene)-1H-tetrazol-1-amine 1073144-84-9 C4H6N8
5-azido-N-(propan-2-ylidene)-1H-tetrazol-1-amine
—— 5-ethyl-1-phenyl-8-trifluoromethyl-1,3-dihydro-benzo[<i>e</i>][1,4]diazepin-2-one 39061-69-3 C18H15F3N2O
5-ethyl-1-phenyl-8-trifluoromethyl-1,3-dihydro-benzo[<i>e</i>][1,4]diazepin-2-one
—— 5'-benzenesulfonyl-2',6'-dimethyl-1',4'-dihydro-[3,4']bipyridinyl-3'-carboxylic acid 2-phenoxy-ethyl ester 65369-16-6 C27H26N2O5S
5'-benzenesulfonyl-2',6'-dimethyl-1',4'-dihydro-[3,4']bipyridinyl-3'-carboxylic acid 2-phenoxy-ethyl ester
—— 5-<(ethoxycarbonyl)methyl>-10-hydroxy-10,11-dihydro-5H-dibenzo<a,d>cyclohepten-5,10-imine hydrochloride 87747-35-1 C19H19NO3*ClH
5-<(ethoxycarbonyl)methyl>-10-hydroxy-10,11-dihydro-5H-dibenzo<a,d>cyclohepten-5,10-imine hydrochloride
—— 5-(4-fluorobenzyl)-2-(pyridin-2-yl imino)thiazolidin-4-one 887330-58-7 C15H12FN3OS
5-(4-fluorobenzyl)-2-(pyridin-2-yl imino)thiazolidin-4-one
—— 5'-(trifluoromethoxy)-1'-((trifluoromethyl)sulfonyl)spiro[cyclopropane-1,3'-indoline] 1426327-69-6 C12H9F6NO3S
5'-(trifluoromethoxy)-1'-((trifluoromethyl)sulfonyl)spiro[cyclopropane-1,3'-indoline]
—— 5-(2-phenylethyl)-1,3,4-triphenyl-1H-1,2,4-triazol-4-ium perchlorate 1609584-78-2 C28H24N3*ClO4
5-(2-phenylethyl)-1,3,4-triphenyl-1H-1,2,4-triazol-4-ium perchlorate
—— 5-amino-3-(2'-O-acetyl-3'-deoxy-β-D-rihofuranosyl)-3H,6H-thiazolo[4,5-d]pyrimidine-2,7-dione 892499-77-3 C12H14N4O6S
5-amino-3-(2'-O-acetyl-3'-deoxy-β-D-rihofuranosyl)-3H,6H-thiazolo[4,5-d]pyrimidine-2,7-dione
—— 5-Oxazolidinecarbonitrile, 2-oxo-3-propyl- 1783528-03-9 C7H10N2O2
5-Oxazolidinecarbonitrile, 2-oxo-3-propyl-
—— (5aS,10bS)-2,9,10b-Trimethyl-2,5,5a,10b-tetrahydro-6-oxa-2-aza-cyclopenta[c]fluoren-4-one 78815-94-8 C17H17NO2
(5aS,10bS)-2,9,10b-Trimethyl-2,5,5a,10b-tetrahydro-6-oxa-2-aza-cyclopenta[c]fluoren-4-one
—— 5,5-dimethyl-1,3-dioxan-4-ol 1391158-48-7 C6H12O3
5,5-dimethyl-1,3-dioxan-4-ol
—— (5S,7R)-2,2-dimethyl-7-mesyloxy-4-oxo-1,3-diazabicyclo<3.3.0>octane 230964-52-0 C9H16N2O4S
(5S,7R)-2,2-dimethyl-7-mesyloxy-4-oxo-1,3-diazabicyclo<3.3.0>octane
—— (5Z,8Z,11Z,14Z,17Z,20Z)-tricosa-5,8,11,14,17,20-hexaenal 1312442-37-7 C23H34O
(5Z,8Z,11Z,14Z,17Z,20Z)-tricosa-5,8,11,14,17,20-hexaenal
—— [(5R,6R,7R,8R)-8-(tert-Butyl-dimethyl-silanyloxy)-7-hydroxymethyl-5-(3,4,5-trimethoxy-phenyl)-5,6,7,8-tetrahydro-naphtho[2,3-d][1,3]dioxol-6-yl]-methanol 689260-01-3 C28H40O8Si
[(5R,6R,7R,8R)-8-(tert-Butyl-dimethyl-silanyloxy)-7-hydroxymethyl-5-(3,4,5-trimethoxy-phenyl)-5,6,7,8-tetrahydro-naphtho[2,3-d][1,3]dioxol-6-yl]-methanol
—— (5R,5aR,8aR,9S)-9-(2-bromo-3,4,5-trimethoxyphenyl)-8a-chloro-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl 3-chlorobenzoate 1562421-89-9 C29H23BrCl2O9
(5R,5aR,8aR,9S)-9-(2-bromo-3,4,5-trimethoxyphenyl)-8a-chloro-8-oxo-5,5a,6,8,8a,9-hexahydrofuro[3',4':6,7]naphtho[2,3-d][1,3]dioxol-5-yl 3-chlorobenzoate
—— (5Z)-7-((1R,2R,3R)-3-((tert-butyldimethylsilyl)oxy)-2-((S,E)-3-((tert-butyldimethylsilyl)oxy)oct-1-en-1-yl)-5-(methoxyimino)cyclopentyl)hept-5-enoic acid 108429-03-4 C33H63NO5Si2
(5Z)-7-((1R,2R,3R)-3-((tert-butyldimethylsilyl)oxy)-2-((S,E)-3-((tert-butyldimethylsilyl)oxy)oct-1-en-1-yl)-5-(methoxyimino)cyclopentyl)hept-5-enoic acid
—— 5.6α-dibromo-5β-cholestane 5863-62-7 C27H46Br2
5.6α-dibromo-5β-cholestane
—— 5-(tert-Butyl-dimethyl-silanyloxy)-1,4a-dimethyl-8-oxo-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid ethyl ester 88938-87-8 C21H36O4Si
5-(tert-Butyl-dimethyl-silanyloxy)-1,4a-dimethyl-8-oxo-1,2,4a,5,6,7,8,8a-octahydro-naphthalene-1-carboxylic acid ethyl ester
—— [5-Amino-3-(5-nitro-furan-2-yl)-isoxazol-4-yl]-pyrrolidin-1-yl-methanone 15381-93-8 C12H12N4O5
[5-Amino-3-(5-nitro-furan-2-yl)-isoxazol-4-yl]-pyrrolidin-1-yl-methanone
—— 5-Chloro-2-hydroxy-biphenyl-3-carboxylic acid (3-chloro-2-methyl-phenyl)-amide 5213-05-8 C20H15Cl2NO2
5-Chloro-2-hydroxy-biphenyl-3-carboxylic acid (3-chloro-2-methyl-phenyl)-amide
—— 5-(2-bromo-4-ethyl-phenyl)-1(2)<i>H</i>-tetrazole 51605-93-7 C9H9BrN4
5-(2-bromo-4-ethyl-phenyl)-1(2)<i>H</i>-tetrazole
—— 5-(4-(thiophen-2-ylmethoxy)benzylidene)thiazolidine-2,4-dione 1221413-70-2 C15H11NO3S2
5-(4-(thiophen-2-ylmethoxy)benzylidene)thiazolidine-2,4-dione
—— 5-fluoro-6-[(2-aminoimidazol-1-yl)methyl]uracil hydrochloride 1222966-19-9 C8H8FN5O2*ClH
5-fluoro-6-[(2-aminoimidazol-1-yl)methyl]uracil hydrochloride
—— (5R,6S,7S,8R)-8-Methyl-9-((2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yl)-nonane-1,2,5,6,7-pentaol 77488-31-4 C16H32O10
(5R,6S,7S,8R)-8-Methyl-9-((2R,3R,4R,5S,6R)-3,4,5-trihydroxy-6-hydroxymethyl-tetrahydro-pyran-2-yl)-nonane-1,2,5,6,7-pentaol
—— 5-fluoro-2-{2-[(R)-1-(5-methyl-furan-2-yl)-propylamino]-3,4-dioxo-cyclobut-1-enylamino}-benzoic acid methyl ester 1228575-36-7 C20H19FN2O5
5-fluoro-2-{2-[(R)-1-(5-methyl-furan-2-yl)-propylamino]-3,4-dioxo-cyclobut-1-enylamino}-benzoic acid methyl ester
—— 5,5-dimethyl-2-oxo-thiazolidine-4-carboxylic acid benzyl ester 17080-37-4 C13H15NO3S
5,5-dimethyl-2-oxo-thiazolidine-4-carboxylic acid benzyl ester
—— 5-bromo-2-allyloxybenzonitrile oxide 364078-22-8 C10H8BrNO2
5-bromo-2-allyloxybenzonitrile oxide
—— 5'-(2-Ethoxycarbonyl-2-nitro-ethyl)-4,2'-dimethoxy-3-nitro-biphenyl-2-carboxylic acid methyl ester 127972-06-9 C21H22N2O10
5'-(2-Ethoxycarbonyl-2-nitro-ethyl)-4,2'-dimethoxy-3-nitro-biphenyl-2-carboxylic acid methyl ester
—— 5-hydroxy-3-methyl-5-phenyl-pent-2-enoic acid methyl ester 39652-50-1 C13H16O3
5-hydroxy-3-methyl-5-phenyl-pent-2-enoic acid methyl ester
—— 5-(N-(3-(2,3-Dihydroxypropoxy)-3-hydroxypropyl)acetamido) Iohexol 2732209-64-0 C22H32I3N3O11
5-(N-(3-(2,3-Dihydroxypropoxy)-3-hydroxypropyl)acetamido) Iohexol
—— 5α-estr-2-en-17-one 7676-24-6 C18H26O
5α-estr-2-en-17-one
—— 5-Chloro-3-[(4-formamido-1-piperazinyl)carbonylmethyl]-2-benzothiazolinone 112522-79-9 C14H15ClN4O3S
5-Chloro-3-[(4-formamido-1-piperazinyl)carbonylmethyl]-2-benzothiazolinone
—— 5-amino-4-carbonyl-1-<2-(ethylamino)ethyl>imidazole hydrochloride 138307-64-9 C8H15N5O*ClH
5-amino-4-carbonyl-1-<2-(ethylamino)ethyl>imidazole hydrochloride
—— (5Z,8Z)-Undeca-5,8-dien-2-one 21945-00-6 C11H18O
(5Z,8Z)-Undeca-5,8-dien-2-one
—— 5-(5-chloro-1-methyl-6-oxo-1,6-dihydro-pyridin-3-yl)-4-(4-chloro-phenyl)-3-isopropyl-2-(2-methoxy-phenyl)-4,5-dihydro-2H-pyrrolo[3,4-c]pyrazol-6-one 1441753-07-6 C27H24Cl2N4O3
5-(5-chloro-1-methyl-6-oxo-1,6-dihydro-pyridin-3-yl)-4-(4-chloro-phenyl)-3-isopropyl-2-(2-methoxy-phenyl)-4,5-dihydro-2H-pyrrolo[3,4-c]pyrazol-6-one
—— 5-(3-chloro-phenylethynyl)-pyrimidine-2-carboxylic acid tert-butyl-ethyl-amide 1602491-41-7 C19H20ClN3O
5-(3-chloro-phenylethynyl)-pyrimidine-2-carboxylic acid tert-butyl-ethyl-amide
—— 5-(2,3-dihydroxy-propyl)-5<i>H</i>-benzo[5,6][1,4]diazepino[1,7-<i>a</i>]indol-6-one 32566-36-2 C19H18N2O3
5-(2,3-dihydroxy-propyl)-5<i>H</i>-benzo[5,6][1,4]diazepino[1,7-<i>a</i>]indol-6-one
—— 5-amino-2-(4-methyl-phenethyl)-1,2-dihydro-pyrazol-3-one 55294-20-7 C12H15N3O
5-amino-2-(4-methyl-phenethyl)-1,2-dihydro-pyrazol-3-one
—— 5-[(E)-2-(4-methylphenyl)ethenyl]furan-2-carbaldehyde 78443-42-2 C14H12O2
5-[(E)-2-(4-methylphenyl)ethenyl]furan-2-carbaldehyde
—— 5,10,15-tris(5-iodopentyl)diindolo[3,2-a:3',2'-c]carbazole 1217344-84-7 C39H42I3N3
5,10,15-tris(5-iodopentyl)diindolo[3,2-a:3',2'-c]carbazole
—— [5']adenylic acid-(<i>N</i>-benzyloxycarbonyl-glycine)-anhydride 35908-06-6 C20H23N6O10P
[5']adenylic acid-(<i>N</i>-benzyloxycarbonyl-glycine)-anhydride
—— (5E,6E)-5,6-bis[(4-methoxyphenyl)hydrazinylidene]-3a,4,7,7a-tetrahydroisoindole-1,3-dione 118458-45-0 C22H23N5O4
(5E,6E)-5,6-bis[(4-methoxyphenyl)hydrazinylidene]-3a,4,7,7a-tetrahydroisoindole-1,3-dione
—— (5R)-5-ethyl-5-methyl-3-[6-[(2,4,4-trimethyl-3,1-benzoxazin-5-yl)oxy]-3-pyridyl]imidazolidine-2,4-dione 1380696-88-7 C22H24N4O4
(5R)-5-ethyl-5-methyl-3-[6-[(2,4,4-trimethyl-3,1-benzoxazin-5-yl)oxy]-3-pyridyl]imidazolidine-2,4-dione
—— 5-(3,3-dimethylbut-1-ynyl)-3-((1r,4R)-4-methyl-N-((1r,4R)-4-(6-oxo-1,6-dihydropyridazin-3-yloxy)cyclohexyl)cyclohexanecarboxamido)thiophene-2-carboxylic acid trifluoroacetic acid salt 1263099-13-3 C2HF3O2*C29H37N3O5S
5-(3,3-dimethylbut-1-ynyl)-3-((1r,4R)-4-methyl-N-((1r,4R)-4-(6-oxo-1,6-dihydropyridazin-3-yloxy)cyclohexyl)cyclohexanecarboxamido)thiophene-2-carboxylic acid trifluoroacetic acid salt
—— 5,6-diacetoxy-dibenz[<i>a,h</i>]anthracene 60699-26-5 C26H18O4
5,6-diacetoxy-dibenz[<i>a,h</i>]anthracene
—— 5-tert-butyl-3-dimethylamino-1,1-dioxo-7-methyl-1λ6-pyrazolo[4,3-e][1,4,3]oxathiazine 1234426-99-3 C11H18N4O3S
5-tert-butyl-3-dimethylamino-1,1-dioxo-7-methyl-1λ6-pyrazolo[4,3-e][1,4,3]oxathiazine
—— 5-benzyl-6-cyclopent-1-en-1-yl-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol 1311194-53-2 C23H24N2O
5-benzyl-6-cyclopent-1-en-1-yl-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indol-7-ol
—— 5-benzyloximethyl-furan-2-carboxylic acid-(2-dimethylamino-ethyl ester) 107276-44-8 C17H21NO4
5-benzyloximethyl-furan-2-carboxylic acid-(2-dimethylamino-ethyl ester)
—— 5-[(2-chloro-phenoxy)-acetyl]-2-(2-chloro-phenyl)-5<i>H</i>-oxazolo[4,5-<i>b</i>]phenoxazine 64994-77-0 C27H16Cl2N2O4
5-[(2-chloro-phenoxy)-acetyl]-2-(2-chloro-phenyl)-5<i>H</i>-oxazolo[4,5-<i>b</i>]phenoxazine
—— 5-ethyl-2,3-(di-p-tolyl)cyclopenta[b]carbazol-1(5H)-one 1379746-28-7 C31H25NO
5-ethyl-2,3-(di-p-tolyl)cyclopenta[b]carbazol-1(5H)-one