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中文名称 英文名称 CAS号 化学式 结构式图片
—— 5,6-dimethyl-3,4-dihydro-2<i>H</i>-thiopyran-1,1-dioxide 95761-49-2 C7H12O2S
5,6-dimethyl-3,4-dihydro-2<i>H</i>-thiopyran-1,1-dioxide
—— 5-ethyl 1-methyl 4-(1-amino-ethylidene)-pent-2-enedioate 1039037-16-5 C10H15NO4
5-ethyl 1-methyl 4-(1-amino-ethylidene)-pent-2-enedioate
—— [5-(hexadecoxymethyl)oxolan-2-yl]methyl N-acetyl-N-[(1-ethylpyridin-1-ium-2-yl)methyl]carbamate;iodide 131730-71-7 C33H57N2O5*I
[5-(hexadecoxymethyl)oxolan-2-yl]methyl N-acetyl-N-[(1-ethylpyridin-1-ium-2-yl)methyl]carbamate;iodide
—— 5,5'-bis(5-(N,N-diphenyl-4-aminophenyl)-thiophen-2-yl)-2,2'-bipyridine 1289493-03-3 C54H38N4S2
5,5'-bis(5-(N,N-diphenyl-4-aminophenyl)-thiophen-2-yl)-2,2'-bipyridine
—— 5,5'-bis(4-octyl-5-(N,N-diphenyl-4-aminophenyl)-thiophen-2-yl)-2,2'-bipyridine 1289493-08-8 C70H70N4S2
5,5'-bis(4-octyl-5-(N,N-diphenyl-4-aminophenyl)-thiophen-2-yl)-2,2'-bipyridine
—— 5-(tert-butyl-dimethyl-silanyloxy)-cyclopent-1-enecarboxylic acid ethyl ester 182683-03-0 C13H24O3Si
5-(tert-butyl-dimethyl-silanyloxy)-cyclopent-1-enecarboxylic acid ethyl ester
—— 5-n-pentyl-1-(4-tolylsulfonyl)-1,2,3-triazole 1309767-84-7 C14H19N3O2S
5-n-pentyl-1-(4-tolylsulfonyl)-1,2,3-triazole
—— 5,5'-bis(4-octylthiophen-2-yl)-2,2'-bipyridine 1289492-97-2 C34H44N2S2
5,5'-bis(4-octylthiophen-2-yl)-2,2'-bipyridine
—— 5-(N-methylanilino)-2-pentanone ethylene ketal 81057-95-6 C14H21NO2
5-(N-methylanilino)-2-pentanone ethylene ketal
—— 5,11,17,23-tetra-tert-butyl-25,27-dihydroxy-26,28-bis((pentafluorophenyl)methoxy)calix[4]arene 845822-75-5 C58H58F10O4
5,11,17,23-tetra-tert-butyl-25,27-dihydroxy-26,28-bis((pentafluorophenyl)methoxy)calix[4]arene
—— 5-(hept-1-ynyl)-7-(methoxymethoxy)-2-methyl-4H-chromen-4-one 1040270-46-9 C19H22O4
5-(hept-1-ynyl)-7-(methoxymethoxy)-2-methyl-4H-chromen-4-one
—— 5-(3,4-dimethoxybenzyl)-2,2-dimethyl-5-(2,3,4,5,6-pentafluorobenzyl)-1,3-dioxane-4,6-dione 848610-76-4 C22H19F5O6
5-(3,4-dimethoxybenzyl)-2,2-dimethyl-5-(2,3,4,5,6-pentafluorobenzyl)-1,3-dioxane-4,6-dione
—— 5,7-dimethyl-2,3-dihydro-thiazolo[3,2-<i>a</i>]pyrimidinylium; bromide 15068-61-8 Br*C8H11N2S
5,7-dimethyl-2,3-dihydro-thiazolo[3,2-<i>a</i>]pyrimidinylium; bromide
—— 5-(2-methyl-1,3-dioxolan-2-yl)-2-pentanone 15580-05-9 C9H16O3
5-(2-methyl-1,3-dioxolan-2-yl)-2-pentanone
—— 5-methoxy-2-pentanone ethylene ketal 54751-80-3 C8H16O3
5-methoxy-2-pentanone ethylene ketal
—— 5-[3-(2-methyl-1,3-dioxolan-2-yl)propoxy]-2-nitrobenzaldehyde 112878-47-4 C14H17NO6
5-[3-(2-methyl-1,3-dioxolan-2-yl)propoxy]-2-nitrobenzaldehyde
—— 5-Oxo-2,3,5,6-tetrahydro-[1,4]thiazino[2,3,4-hi]indole-6-carboxylic acid (2,4-difluoro-phenyl)-amide 127492-77-7 C17H12F2N2O2S
5-Oxo-2,3,5,6-tetrahydro-[1,4]thiazino[2,3,4-hi]indole-6-carboxylic acid (2,4-difluoro-phenyl)-amide
—— 5-amino-1-(benzothiazole-2-yl)-1,2-dihydro-pyrazol-3-one 950980-31-1 C10H8N4OS
5-amino-1-(benzothiazole-2-yl)-1,2-dihydro-pyrazol-3-one
—— 5-fluorofuran 2358-34-1 C4H3FO
5-fluorofuran
—— 5-Oxo-2,3,5,6-tetrahydro-[1,4]thiazino[2,3,4-hi]indole-6-carboxylic acid (3-methyl-isothiazol-5-yl)-amide 127492-76-6 C15H13N3O2S2
5-Oxo-2,3,5,6-tetrahydro-[1,4]thiazino[2,3,4-hi]indole-6-carboxylic acid (3-methyl-isothiazol-5-yl)-amide
—— 5-<(isobutylimino)methyl>thieno<2,3-b>thiophene-2-sulfonamide 122267-24-7 C11H14N2O2S3
5-<(isobutylimino)methyl>thieno<2,3-b>thiophene-2-sulfonamide
—— 5-(5-(pentafluorobenzylthio)-1,3,4-oxadiazol-2-yl)-1H-benzo[d]imidazole 1030839-08-7 C16H7F5N4OS
5-(5-(pentafluorobenzylthio)-1,3,4-oxadiazol-2-yl)-1H-benzo[d]imidazole
—— 5-(3-(1-(2-(benzothiazol-2-yl)hydrazono)ethyl)phenyl)furan-2-carboxylic acid 1135870-60-8 C20H15N3O3S
5-(3-(1-(2-(benzothiazol-2-yl)hydrazono)ethyl)phenyl)furan-2-carboxylic acid
—— 5-(4-chlorophenyl)-4-(3-ethoxy-4-hydroxy-5-nitrophenyl)-6-phenyl-3,4-dihydropyrimidin-2(1H)-one 1283117-36-1 C24H20ClN3O5
5-(4-chlorophenyl)-4-(3-ethoxy-4-hydroxy-5-nitrophenyl)-6-phenyl-3,4-dihydropyrimidin-2(1H)-one
—— 5-{5-[1-(2-benzothiazolylhydrazono)ethyl]-2-furanyl}-benzene sulfonic acid 1135870-56-2 C19H15N3O4S2
5-{5-[1-(2-benzothiazolylhydrazono)ethyl]-2-furanyl}-benzene sulfonic acid
—— 5-amino-2-(9-oxo-9H-fluorene-1-carboxamido)benzoic acid 1133971-25-1 C21H14N2O4
5-amino-2-(9-oxo-9H-fluorene-1-carboxamido)benzoic acid
—— 5-(5-acetyl-thiophen-2-yl)-thiophene-2-carboxylic acid 30979-85-2 C11H8O3S2
5-(5-acetyl-thiophen-2-yl)-thiophene-2-carboxylic acid
—— 5-[3-[1-(2-Benzothiazolylhydrazono)ethyl]phenyl]-2-thiophenecarboxylic acid 1135870-61-9 C20H15N3O2S2
5-[3-[1-(2-Benzothiazolylhydrazono)ethyl]phenyl]-2-thiophenecarboxylic acid
—— 5-N,9-N-dinaphthalen-2-yl-5-N,9-N-diphenylspiro[benzo[c]fluorene-7,9'-fluorene]-5,9-diamine 1262333-46-9 C61H40N2
5-N,9-N-dinaphthalen-2-yl-5-N,9-N-diphenylspiro[benzo[c]fluorene-7,9'-fluorene]-5,9-diamine
—— 5,7-dimethoxy-3-phenyl-1-methyl-1,4-dihydro-4-quinolone 327592-96-1 C18H17NO3
5,7-dimethoxy-3-phenyl-1-methyl-1,4-dihydro-4-quinolone
—— 5-Hydroxy-1-oxy-nicotinic acid methyl ester 727736-68-7 C7H7NO4
5-Hydroxy-1-oxy-nicotinic acid methyl ester
—— (5R,6R)-5-((E)-dec-1-en-4-ynyl)-6-((1R,2R)-2-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)cyclopropyl)-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane 927866-32-8 C32H60O4Si2
(5R,6R)-5-((E)-dec-1-en-4-ynyl)-6-((1R,2R)-2-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)cyclopropyl)-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane
—— (5R,6R)-5-((E)-3-bromoprop-1-enyl)-6-((1R,2R)-2-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)cyclopropyl)-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane 927866-31-7 C25H49BrO4Si2
(5R,6R)-5-((E)-3-bromoprop-1-enyl)-6-((1R,2R)-2-((S)-2,2-dimethyl-1,3-dioxolan-4-yl)cyclopropyl)-2,2,3,3,8,8,9,9-octamethyl-4,7-dioxa-3,8-disiladecane
—— 5'-(4-pentyltriazol-1-yl)spiro[1,3-dioxolane-2,3'-1H-indole]-2'-one 1446908-09-3 C17H20N4O3
5'-(4-pentyltriazol-1-yl)spiro[1,3-dioxolane-2,3'-1H-indole]-2'-one
—— [5-[(benzyloxycarbonyl)amino]-2-phenyl-6-oxo-1,6-dihydro-1-pyrimidinyl]acetaldehyde dimethyl acetal 293329-60-9 C22H23N3O5
[5-[(benzyloxycarbonyl)amino]-2-phenyl-6-oxo-1,6-dihydro-1-pyrimidinyl]acetaldehyde dimethyl acetal
—— 5-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)-N-(2-methyl-1H-benzo[d]imidazol-5-yl)-1H-pyrazolo[4,3-d]pyrimidin-7-amine 1403819-20-4 C21H18N8O
5-(3,4-dihydro-2H-benzo[b][1,4]oxazin-6-yl)-N-(2-methyl-1H-benzo[d]imidazol-5-yl)-1H-pyrazolo[4,3-d]pyrimidin-7-amine
—— 5-formylthieno<3,2-b>thiophene-3-sulfonamide 127025-38-1 C7H5NO3S3
5-formylthieno<3,2-b>thiophene-3-sulfonamide
—— 5-[N,N-bis(2-methoxyethyl)aminomethyl]thieno[3,2-b]thiophene-2-sulfonamide 127025-31-4 C13H20N2O4S3
5-[N,N-bis(2-methoxyethyl)aminomethyl]thieno[3,2-b]thiophene-2-sulfonamide
—— [5-(2,6-dioxo-1,3-dipropyl-2,3,6,7-tetrahydro-1H-purin-8-yl)-isoxazol-3-yloxy]acetic acid 574005-51-9 C16H19N5O6
[5-(2,6-dioxo-1,3-dipropyl-2,3,6,7-tetrahydro-1H-purin-8-yl)-isoxazol-3-yloxy]acetic acid
—— 5-chloro-2-<2-(diethylamino)ethyl>anthra<1,9-cd>pyrazol-6(2H)-one 91440-03-8 C20H20ClN3O
5-chloro-2-<2-(diethylamino)ethyl>anthra<1,9-cd>pyrazol-6(2H)-one
—— 5-nitro-furan-2-carbaldehyde benzothiazol-2-yl-hydrazone 31350-06-8 C12H8N4O3S
5-nitro-furan-2-carbaldehyde benzothiazol-2-yl-hydrazone
—— 5-[1-Hydroxy-2-(4-phenyl-1-piperazinyl)ethyl]-2-methoxybenzamide Hydrochloride 76310-56-0 C20H25N3O3*ClH
5-[1-Hydroxy-2-(4-phenyl-1-piperazinyl)ethyl]-2-methoxybenzamide Hydrochloride
—— 5-amino-1-(benzo[d]thiazol-2-yl)-3-phenyl-1H-pyrazole 73599-33-4 C16H12N4S
5-amino-1-(benzo[d]thiazol-2-yl)-3-phenyl-1H-pyrazole
—— 5-(3,3-dimethyl-ureido)-3-hexylsulfanyl-isothiazole-4-carboxylic acid amide 252003-27-3 C13H22N4O2S2
5-(3,3-dimethyl-ureido)-3-hexylsulfanyl-isothiazole-4-carboxylic acid amide
—— 5,6-dihydro-1-[3-(4-pentyl-1H-1,2,3-triazol-1-yl)propyl]-[1,2,3]triazolo[5,1-a]isoquinoline 1415148-08-1 C20H26N6
5,6-dihydro-1-[3-(4-pentyl-1H-1,2,3-triazol-1-yl)propyl]-[1,2,3]triazolo[5,1-a]isoquinoline
—— (5R)-3-[6-({4-[3-(2-aminoethyl)phenyl]but-3-ynyl}oxy)hexyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one 594861-82-2 C31H40N2O5
(5R)-3-[6-({4-[3-(2-aminoethyl)phenyl]but-3-ynyl}oxy)hexyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one
—— 5,6-dihydro-1-[2-(4-pentyl-1H-1,2,3-triazol-1-yl)ethyl]-[1,2,3]triazolo[5,1-a]isoquinoline 1415148-06-9 C19H24N6
5,6-dihydro-1-[2-(4-pentyl-1H-1,2,3-triazol-1-yl)ethyl]-[1,2,3]triazolo[5,1-a]isoquinoline
—— (5R)-3-[6-(3-butyn-1-yloxy)-hexyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one 452339-74-1 C23H31NO5
(5R)-3-[6-(3-butyn-1-yloxy)-hexyl]-5-(2,2-dimethyl-4H-1,3-benzodioxin-6-yl)-1,3-oxazolidin-2-one
—— 5,10-dihydro-11H-indeno<1,2-b>quinoline-10,11-dione 79522-49-9 C16H9NO2
5,10-dihydro-11H-indeno<1,2-b>quinoline-10,11-dione
—— 5-(2-Carboxy-ethyl)-isoxazole-4-carboxylic acid 134541-09-6 C7H7NO5
5-(2-Carboxy-ethyl)-isoxazole-4-carboxylic acid