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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5-ethoxy-naphtho[1,8-<i>bc</i>]thiophen-2-ylidene)-malononitrile 60788-88-7 C16H10N2OS
    (5-ethoxy-naphtho[1,8-<i>bc</i>]thiophen-2-ylidene)-malononitrile
    —— 5-(4-(((1S,2S)-2-(5-methoxypyridin-2-yl)cyclopropyl)methoxy)-2-methylpyrimidin-5-yl)pyridin-2-ol 1611451-21-8 C20H20N4O3
    5-(4-(((1S,2S)-2-(5-methoxypyridin-2-yl)cyclopropyl)methoxy)-2-methylpyrimidin-5-yl)pyridin-2-ol
    —— 5-Amino-1-(4-chloro-2-tolyl)-4-cyano-3-methylpyrazol 58791-86-9 C12H11ClN4
    5-Amino-1-(4-chloro-2-tolyl)-4-cyano-3-methylpyrazol
    —— 5-(4-(5-Chlorosalicyloyl)piperazin-1-yl)-2-nitroaniline 151824-82-7 C17H17ClN4O4
    5-(4-(5-Chlorosalicyloyl)piperazin-1-yl)-2-nitroaniline
    —— 5-(azepane-1-sulfonyl)-1-benzenesulfonyl-3-methyl-1H-indole carboxylic acid 874373-10-1 C22H24N2O6S2
    5-(azepane-1-sulfonyl)-1-benzenesulfonyl-3-methyl-1H-indole carboxylic acid
    —— 5,5,7,7-tetramethyl-8-oxo-N-[(3S)-piperidin-3-yl]-6,9-dihydrocarbazole-3-carboxamide 1424995-85-6 C22H29N3O2
    5,5,7,7-tetramethyl-8-oxo-N-[(3S)-piperidin-3-yl]-6,9-dihydrocarbazole-3-carboxamide
    —— 5α-(tert-butyldimethylsiloxy)-8,14-dimethyl-15-oxo-3,5-seco-A,18-dinor-8α,9β,10α,13α,14β-androstan-3-al 95217-55-3 C25H44O3Si
    5α-(tert-butyldimethylsiloxy)-8,14-dimethyl-15-oxo-3,5-seco-A,18-dinor-8α,9β,10α,13α,14β-androstan-3-al
    —— 5-Butyl-2-(3-(6-hydroxynaphthalen-2-yl)propanamido)cyclohex-1-enecarboxylic acid 1231257-98-9 C24H29NO4
    5-Butyl-2-(3-(6-hydroxynaphthalen-2-yl)propanamido)cyclohex-1-enecarboxylic acid
    —— [5-tert-Butyl-[1,3]thiaselenol-(2Z)-ylidene]-phenyl-amine 81887-79-8 C13H15NSSe
    [5-tert-Butyl-[1,3]thiaselenol-(2Z)-ylidene]-phenyl-amine
    —— (5-Chloro-3,7-dimethyl-1H-indol-2-yl)-methanol 77373-69-4 C11H12ClNO
    (5-Chloro-3,7-dimethyl-1H-indol-2-yl)-methanol
    —— 5,7-dihydroxy-4-oxo-4H-chromen-3-yl 2-methylbenzoate 1227277-63-5 C17H12O6
    5,7-dihydroxy-4-oxo-4H-chromen-3-yl 2-methylbenzoate
    —— 5-biphenyl-4-ylmethyl-2-methoxy-6,6-dimethyl-5,6-dihydro-[1,4,3]oxathiazine 4,4-dioxide 1397770-31-8 C19H21NO4S
    5-biphenyl-4-ylmethyl-2-methoxy-6,6-dimethyl-5,6-dihydro-[1,4,3]oxathiazine 4,4-dioxide
    —— 5'-O-(2-acetoxyisobutyryl)-2',3'-dideoxyformycin A 128878-81-9 C16H21N5O5
    5'-O-(2-acetoxyisobutyryl)-2',3'-dideoxyformycin A
    —— 5-(4-(difluoromethoxy)-2-hydroxy-3-methoxyphenyl)isobenzofuran-1(3H)-one 1345882-01-0 C16H12F2O5
    5-(4-(difluoromethoxy)-2-hydroxy-3-methoxyphenyl)isobenzofuran-1(3H)-one
    —— 5'-deoxy-5'-N-methyl-N-(4-butyric acid methyl ester)-2',3'-O,O-(1-methylethylidene)adenosine 1192310-56-7 C19H28N6O5
    5'-deoxy-5'-N-methyl-N-(4-butyric acid methyl ester)-2',3'-O,O-(1-methylethylidene)adenosine
    —— 5-<(Methylphenylamino)ethinyl>-3-phenylisoxazol 135703-14-9 C18H14N2O
    5-<(Methylphenylamino)ethinyl>-3-phenylisoxazol
    —— 5-Hydroxy-2,4,4-trimethylcyclohexanon 60755-97-7 C9H16O2
    5-Hydroxy-2,4,4-trimethylcyclohexanon
    —— (5aS,6R,7R)-6-((S)-2-Furan-3-yl-2-hydroxy-ethyl)-7-methyl-4,5,5a,6,7,8-hexahydro-3H-naphtho[1,8-bc]furan-6-carboxylic acid 139092-00-5 C19H22O5
    (5aS,6R,7R)-6-((S)-2-Furan-3-yl-2-hydroxy-ethyl)-7-methyl-4,5,5a,6,7,8-hexahydro-3H-naphtho[1,8-bc]furan-6-carboxylic acid
    —— 5-(4-chloro-benzyl)-5,11-dihydro-benzo[<i>e</i>]pyrido[3,2-<i>b</i>][1,4]diazepin-6-one 21803-40-7 C19H14ClN3O
    5-(4-chloro-benzyl)-5,11-dihydro-benzo[<i>e</i>]pyrido[3,2-<i>b</i>][1,4]diazepin-6-one
    —— 5-methyl-4-piperidinoquinazoline 101479-49-6 C14H17N3
    5-methyl-4-piperidinoquinazoline
    —— 5-(5-((2S)-2-tert-Butoxycarbonyl-2-(4-chlorobenzenesulfonylamino)-ethyl)-thiophen-2-yl)-pentanoic Acid 344620-06-0 C22H28ClNO6S2
    5-(5-((2S)-2-tert-Butoxycarbonyl-2-(4-chlorobenzenesulfonylamino)-ethyl)-thiophen-2-yl)-pentanoic Acid
    —— 5-((7-chloroquinolin-4-ylamino)methyl)thiophene-2-carboxylic acid 1404113-56-9 C15H11ClN2O2S
    5-((7-chloroquinolin-4-ylamino)methyl)thiophene-2-carboxylic acid
    —— (5-methylsulfanyl-pentyl)-dipropyl-amine 100543-16-6 C12H27NS
    (5-methylsulfanyl-pentyl)-dipropyl-amine
    —— 5-amino-1-(4-nitro-phenyl)-3-phenyl-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester 61457-24-7 C18H16N4O4
    5-amino-1-(4-nitro-phenyl)-3-phenyl-1<i>H</i>-pyrazole-4-carboxylic acid ethyl ester
    —— 5-Formyl-3,4-dimethyl-1H-pyrrole-2-carboxylic acid 4-methoxy-benzyl ester 59435-18-6 C16H17NO4
    5-Formyl-3,4-dimethyl-1H-pyrrole-2-carboxylic acid 4-methoxy-benzyl ester
    —— 5-<3-(Methyl-benzyl-amino)-propyliden>-10.11-dihydro-5H-dibenzo<a.d>cyclohepten 10157-86-5 C26H27N
    5-<3-(Methyl-benzyl-amino)-propyliden>-10.11-dihydro-5H-dibenzo<a.d>cyclohepten
    —— 5-acenaphthen-3-yl-5-(2,3,4-trihydroxy-phenyl)-dihydro-furan-2-one 60387-76-0 C22H18O5
    5-acenaphthen-3-yl-5-(2,3,4-trihydroxy-phenyl)-dihydro-furan-2-one
    —— 5-(2-chloro-phenyl)-2-ethoxy-4,5-dihydro-1(3)<i>H</i>-benzo[<i>d</i>][1,3]diazepin-5-ol 60330-78-1 C17H17ClN2O2
    5-(2-chloro-phenyl)-2-ethoxy-4,5-dihydro-1(3)<i>H</i>-benzo[<i>d</i>][1,3]diazepin-5-ol
    —— 5-(2-pyrrolidin-1-yl-ethyl)-4,5-dihydro-thiazol-2-ylamine 59961-79-4 C9H17N3S
    5-(2-pyrrolidin-1-yl-ethyl)-4,5-dihydro-thiazol-2-ylamine
    —— 5-Cyano-1-(4-methoxy-phenyl)-4-methyl-6-oxo-1,6-dihydro-pyridazine-3-carboxylic acid [1-furan-2-yl-meth-(E)-ylidene]-hydrazide 201280-40-2 C19H15N5O4
    5-Cyano-1-(4-methoxy-phenyl)-4-methyl-6-oxo-1,6-dihydro-pyridazine-3-carboxylic acid [1-furan-2-yl-meth-(E)-ylidene]-hydrazide
    —— 5-Phenyl-n-tetradecanol-(5) 94763-02-7 C20H34O
    5-Phenyl-n-tetradecanol-(5)
    —— 5-trifluoromethyl-5-hydroxy-4,5-dihydro-3-phenyl-1H-1-(phenylaminoacetyl)pyrazole 1398076-28-2 C18H16F3N3O2
    5-trifluoromethyl-5-hydroxy-4,5-dihydro-3-phenyl-1H-1-(phenylaminoacetyl)pyrazole
    —— 5a,5b-Bis-(4-methoxy-phenyl)-decahydro-1,10-dioxa-cyclobuta[1,2:3,4]dicycloheptene-2,9-dione 17160-02-0 C26H28O6
    5a,5b-Bis-(4-methoxy-phenyl)-decahydro-1,10-dioxa-cyclobuta[1,2:3,4]dicycloheptene-2,9-dione
    —— 5-<3,4-Methylendioxy-phenyl>-3-<2-hydroxy-5-acetamino-phenyl>-Δ<sup>2</sup>-cyclohexenon-(1)-carbonsaeure-(6)-aethylester 96761-53-4 C24H23NO7
    5-<3,4-Methylendioxy-phenyl>-3-<2-hydroxy-5-acetamino-phenyl>-Δ<sup>2</sup>-cyclohexenon-(1)-carbonsaeure-(6)-aethylester
    —— 5,5'-diamino-4,4'-dihydroxy-3,3'-(2,2'-dichloro-biphenyl-4,4'-diyl-bis-azo)-bis-naphthalene-2,7-disulfonic acid 124139-92-0 C32H22Cl2N6O14S4
    5,5'-diamino-4,4'-dihydroxy-3,3'-(2,2'-dichloro-biphenyl-4,4'-diyl-bis-azo)-bis-naphthalene-2,7-disulfonic acid
    —— 5-(4-methoxy-benzylidene)-thiazolidine-2,4-dion-2-(4-acetylamino-benzylidenehydrazone) 109649-39-0 C20H18N4O3S
    5-(4-methoxy-benzylidene)-thiazolidine-2,4-dion-2-(4-acetylamino-benzylidenehydrazone)
    —— 5-Methoxy-3-aethyl-2-<2-(1.3.7-trimethyl-xanthin-(8)-yl)-vinyl>benzoselenazolium-jodid 106303-90-6 C20H22N5O3Se*I
    5-Methoxy-3-aethyl-2-<2-(1.3.7-trimethyl-xanthin-(8)-yl)-vinyl>benzoselenazolium-jodid
    —— (5-ethyl-[2]thienyl)-(toluene-4-sulfonylamino)-acetic acid 108719-11-5 C15H17NO4S2
    (5-ethyl-[2]thienyl)-(toluene-4-sulfonylamino)-acetic acid
    —— 5-chloromethyl-2-cyclopentyl-4-methoxymethyl-oxazole 933781-46-5 C11H16ClNO2
    5-chloromethyl-2-cyclopentyl-4-methoxymethyl-oxazole
    —— 5-hydroxy-6-methyl-3-(4-methyl-5-oxo-dihydro-[2]furylidene)-3H-benzofuran-2-one 108487-90-7 C14H12O5
    5-hydroxy-6-methyl-3-(4-methyl-5-oxo-dihydro-[2]furylidene)-3H-benzofuran-2-one
    —— 5-[4-(9-bromononyl)oxy]phenyl-2-(2-fluoro-4-butyloxyphenyl)pyrimidine 840505-11-5 C29H36BrFN2O2
    5-[4-(9-bromononyl)oxy]phenyl-2-(2-fluoro-4-butyloxyphenyl)pyrimidine
    —— 5-[2,5-bis(aziridin-1-yl)-4-methyl-3,6-dioxocyclohexa-1,4-dien-1-yl]pentanoic acid 259674-48-1 C16H20N2O4
    5-[2,5-bis(aziridin-1-yl)-4-methyl-3,6-dioxocyclohexa-1,4-dien-1-yl]pentanoic acid
    —— 5-benzoyloxy-1,2-diphenyl-1,2-dihydro-pyrazol-3-one 32459-19-1 C22H16N2O3
    5-benzoyloxy-1,2-diphenyl-1,2-dihydro-pyrazol-3-one
    —— 5-[(4-methoxyphenyl)methylidene]-4-oxo-1,5-benzoxazepin-5-ium-2-olate 85054-00-8 C17H13NO4
    5-[(4-methoxyphenyl)methylidene]-4-oxo-1,5-benzoxazepin-5-ium-2-olate
    —— 5-(2-pyridin-2-ylmethoxy-ethyl)-1<i>H</i>-[1,2,4]triazol-3-ylamine 70296-24-1 C10H13N5O
    5-(2-pyridin-2-ylmethoxy-ethyl)-1<i>H</i>-[1,2,4]triazol-3-ylamine
    —— 5-Amino-6-(benzylamino-methyl)-1,3-dimethyl-1H-pyrimidine-2,4-dione 80478-07-5 C14H18N4O2
    5-Amino-6-(benzylamino-methyl)-1,3-dimethyl-1H-pyrimidine-2,4-dione
    —— 5-[({4-[(2-methylquinolin-4-yl)methoxy]phenyl}sulphonyl)methyl]-5-(3-pyrimidin-2-ylpropyl)imidazolidine-2,4-dione 675185-50-9 C28H27N5O5S
    5-[({4-[(2-methylquinolin-4-yl)methoxy]phenyl}sulphonyl)methyl]-5-(3-pyrimidin-2-ylpropyl)imidazolidine-2,4-dione
    —— 5-Phenyl-4,5-dihydro-7,9-dioxa-1,2,3,4,10b-pentaaza-dicyclopenta[a,g]naphthalene 68163-39-3 C15H11N5O2
    5-Phenyl-4,5-dihydro-7,9-dioxa-1,2,3,4,10b-pentaaza-dicyclopenta[a,g]naphthalene
    —— 5,5'-dihydroxy-1,1',3,3'-tetrahydro-2,2'-spirobi(2H-indene)-1-one 436802-74-3 C17H14O3
    5,5'-dihydroxy-1,1',3,3'-tetrahydro-2,2'-spirobi(2H-indene)-1-one
    —— 5,7-bis<4-(benzyloxy)phenyl>-1,3-diazatricyclo<3.3.1.1<sup>3,7</sup>>decane 157108-76-4 C34H34N2O2
    5,7-bis<4-(benzyloxy)phenyl>-1,3-diazatricyclo<3.3.1.1<sup>3,7</sup>>decane