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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (5-methoxy-chromeno[4,3,2-<i>de</i>]phthalazin-3-yl)-dimethyl-amine 56145-53-0 C17H15N3O2
    (5-methoxy-chromeno[4,3,2-<i>de</i>]phthalazin-3-yl)-dimethyl-amine
    —— 5-Acetamido-4-carboxamido-2-n-butylimidazol 53331-14-9 C10H16N4O2
    5-Acetamido-4-carboxamido-2-n-butylimidazol
    —— 5-Pyrrolidinon-2-carbonsaeure-n-decylamid 55478-47-2 C15H28N2O2
    5-Pyrrolidinon-2-carbonsaeure-n-decylamid
    —— (5',5')-bis-6-bromo-(-)-fisetinidol 127613-01-8 C30H24Br2O10
    (5',5')-bis-6-bromo-(-)-fisetinidol
    —— 5-(1-Methoxy-1-methyl-ethyl)-5H-furan-2-one 71834-76-9 C8H12O3
    5-(1-Methoxy-1-methyl-ethyl)-5H-furan-2-one
    —— 5-[(2-Chloro-phenylamino)-methyl]-2-phenyl-isoxazolidine-3-carboxylic acid phenylamide 72729-74-9 C23H22ClN3O2
    5-[(2-Chloro-phenylamino)-methyl]-2-phenyl-isoxazolidine-3-carboxylic acid phenylamide
    —— (5S)-3-(6-methylsulfonylpyridin-3-yl)oxy-5-(4-phenoxyphenyl)-4,5-dihydro-1,2-oxazole 1256370-78-1 C21H18N2O5S
    (5S)-3-(6-methylsulfonylpyridin-3-yl)oxy-5-(4-phenoxyphenyl)-4,5-dihydro-1,2-oxazole
    —— 5α-androstane-3α,12α-diol 129921-78-4 C19H32O2
    5α-androstane-3α,12α-diol
    —— 5-methyl-2-methylsulfanyl-2-(2-methylsulfanyl-1,3-benzodithiol-2-yl)-1,3-benzodithiole 90703-62-1 C17H16S6
    5-methyl-2-methylsulfanyl-2-(2-methylsulfanyl-1,3-benzodithiol-2-yl)-1,3-benzodithiole
    —— 5-(Methoxycarbonyl)-2-methylpyrrole-3,4-diacetic acid 119620-14-3 C11H13NO6
    5-(Methoxycarbonyl)-2-methylpyrrole-3,4-diacetic acid
    —— 5,20-Dioxo<9.9>metacyclophan 54738-98-6 C30H40O2
    5,20-Dioxo<9.9>metacyclophan
    —— [5-[[4-[4-(methoxymethyl)pyridin-2-yl]pyrimidin-2-yl]amino]-7-methyl-1H-indol-2-yl]-(4-methylpiperazin-1-yl)methanone 1391601-41-4 C26H29N7O2
    [5-[[4-[4-(methoxymethyl)pyridin-2-yl]pyrimidin-2-yl]amino]-7-methyl-1H-indol-2-yl]-(4-methylpiperazin-1-yl)methanone
    —— 5-cyano-5-ethoxyformacyl-2-methyl-4-(naphthalen-1-yl)-4,5-dihydrooxazole 1624302-17-5 C18H16N2O3
    5-cyano-5-ethoxyformacyl-2-methyl-4-(naphthalen-1-yl)-4,5-dihydrooxazole
    —— 5-<<<(S)-1-methyl-3-phenylpropyl>(phenylmethyl)amino>acetyl>-2-(phenylmethoxy)benzamide 83167-22-0 C33H34N2O3
    5-<<<(S)-1-methyl-3-phenylpropyl>(phenylmethyl)amino>acetyl>-2-(phenylmethoxy)benzamide
    —— {[5-(4-chloro-3-fluorophenyl)-7-hydroxy[1,2,4]triazolo[1,5-a]pyridine-8-carbonyl]amino}acetic acid hydrochloride 1262132-41-1 C15H10ClFN4O4*ClH
    {[5-(4-chloro-3-fluorophenyl)-7-hydroxy[1,2,4]triazolo[1,5-a]pyridine-8-carbonyl]amino}acetic acid hydrochloride
    —— 5,7-Bis(2-nitrobenzoyl)benzo[d][1,3]benzodiazepin-6-one 111190-39-7 C27H16N4O7
    5,7-Bis(2-nitrobenzoyl)benzo[d][1,3]benzodiazepin-6-one
    —— 5-Chloro-2-thioxo-2,3-dihydro-1H-2λ<sup>5</sup>-benzo[1,3,2]diazaphosphole-2-thiol; compound with pyridine 14799-47-4 C5H5N*C6H6ClN2PS2
    5-Chloro-2-thioxo-2,3-dihydro-1H-2λ<sup>5</sup>-benzo[1,3,2]diazaphosphole-2-thiol; compound with pyridine
    —— 5-<2-(diethylamino)ethoxy>-2-(3-phenylpropyl)phenol 20788-84-5 C6H8O7*C21H29NO2
    5-<2-(diethylamino)ethoxy>-2-(3-phenylpropyl)phenol
    —— 5-Trifluormethyl-3H-1.2.3-benzodithiazol-2-oxid 28526-39-8 C7H4F3NOS2
    5-Trifluormethyl-3H-1.2.3-benzodithiazol-2-oxid
    —— 5-[2-methyl-5-(4-morpholin-4-yl-phenylcarbamoyl)-phenyl]-thiophene-2-carboxylic acid ethyl ester 1132825-49-0 C25H26N2O4S
    5-[2-methyl-5-(4-morpholin-4-yl-phenylcarbamoyl)-phenyl]-thiophene-2-carboxylic acid ethyl ester
    —— 5-[5-(2,2-Dicyano-vinyl)-3,4-diethyl-1H-pyrrol-2-ylmethyl]-3-ethyl-4-methyl-1H-pyrrole-2-carboxylic acid ethyl ester 97336-36-2 C23H28N4O2
    5-[5-(2,2-Dicyano-vinyl)-3,4-diethyl-1H-pyrrol-2-ylmethyl]-3-ethyl-4-methyl-1H-pyrrole-2-carboxylic acid ethyl ester
    —— 5-oxazol-4-yl-thiophene-2-carboxylic acid methyl ester 863409-12-5 C9H7NO3S
    5-oxazol-4-yl-thiophene-2-carboxylic acid methyl ester
    —— 5-Methyl-3-(1-methyl-5-nitro-1H-imidazol-2-yl)-oxazolidin-2-one 85694-43-5 C8H10N4O4
    5-Methyl-3-(1-methyl-5-nitro-1H-imidazol-2-yl)-oxazolidin-2-one
    —— 5-fluoro-2-(2-fluorobenzyl)phenyl triflate 1435626-79-1 C14H9F5O3S
    5-fluoro-2-(2-fluorobenzyl)phenyl triflate
    —— 5,6-Epoxy-2-formylmethyl-3-tetrahydropyranyloxymethyl-7-oxabicyclo[2.2.1]heptane 106062-22-0 C14H20O5
    5,6-Epoxy-2-formylmethyl-3-tetrahydropyranyloxymethyl-7-oxabicyclo[2.2.1]heptane
    —— 5-(2-chlorobenzyl)-1,3,4-thiadiazol-2-yl 2,3,4,6-tetra-O-acetyl-1-thio-β-D-galactopyranoside 1231980-63-4 C23H25ClN2O9S2
    5-(2-chlorobenzyl)-1,3,4-thiadiazol-2-yl 2,3,4,6-tetra-O-acetyl-1-thio-β-D-galactopyranoside
    —— 5-bromopentanenitrile compound with 12,15,32,35,52,55,72,75,92,95-decakis(pentyloxy)-1,3,5,7,9(1,4)-pentabenzenacyclodecaphane (1:1) 1600504-43-5 C5H8BrN*C85H130O10
    5-bromopentanenitrile compound with 12,15,32,35,52,55,72,75,92,95-decakis(pentyloxy)-1,3,5,7,9(1,4)-pentabenzenacyclodecaphane (1:1)
    —— 5-(9,9-diethyl-7-(1-ethyl-4,5-diphenyl-1H-imidazol-2-yl)-9H-fluoren-2-yl)thiophene-2-carbaldehyde 1585196-34-4 C39H34N2OS
    5-(9,9-diethyl-7-(1-ethyl-4,5-diphenyl-1H-imidazol-2-yl)-9H-fluoren-2-yl)thiophene-2-carbaldehyde
    —— 5-benzyl-5-methyl-2-oxa-5-aza-bicyclo[2.2.1]heptanium; chloride 31337-89-0 C13H18NO*Cl
    5-benzyl-5-methyl-2-oxa-5-aza-bicyclo[2.2.1]heptanium; chloride
    —— 5-(-N-(p-O-(β-lactosyl)phenyl)aminocarbonyl)-2,2'-bipyridine 1427462-42-7 C29H33N3O12
    5-(-N-(p-O-(β-lactosyl)phenyl)aminocarbonyl)-2,2'-bipyridine
    —— (5'-{2-[(6-{[2-(2'-Carboxymethoxy-[1,1';3',1'']terphenyl-5'-yloxy)-ethyl]-methyl-amino}-pyridin-2-yl)-methyl-amino]-ethoxy}-[1,1';3',1'']terphenyl-2'-yloxy)-acetic acid 719293-26-2 C51H47N3O8
    (5'-{2-[(6-{[2-(2'-Carboxymethoxy-[1,1';3',1'']terphenyl-5'-yloxy)-ethyl]-methyl-amino}-pyridin-2-yl)-methyl-amino]-ethoxy}-[1,1';3',1'']terphenyl-2'-yloxy)-acetic acid
    —— (5S,8S)-7-((S)-2-((S)-2-cyclohexyl-2-((S)-1-isopropylpiperidine-2-carboxamido)acetamido)-3,3-dimethylbutanoyl)-N-((3S)-1-(cyclopropylamino)-2-hydroxy-1-oxohexan-3-yl)-10,10-dimethyl-7-azadispiro[3.0.45.14]decane-8-carboxamide 1141826-55-2 C44H74N6O6
    (5S,8S)-7-((S)-2-((S)-2-cyclohexyl-2-((S)-1-isopropylpiperidine-2-carboxamido)acetamido)-3,3-dimethylbutanoyl)-N-((3S)-1-(cyclopropylamino)-2-hydroxy-1-oxohexan-3-yl)-10,10-dimethyl-7-azadispiro[3.0.45.14]decane-8-carboxamide
    —— 5-(4-pyridin-3-yl-1,3-thiazol-2-yl)-3H-1,3,4-oxadiazole-2-thione 121608-62-6 C10H6N4OS2
    5-(4-pyridin-3-yl-1,3-thiazol-2-yl)-3H-1,3,4-oxadiazole-2-thione
    —— 5-butyl-2,4-dihydro-2-(2-oxo-2-phenylethyl)-4-<<2-<1-(triphenylmethyl)-1H-tetrazol-5-yl><1,1'-biphenyl>-4'-yl>methyl>-3H-1,2,4-triazol-3-one 149810-22-0 C47H41N7O2
    5-butyl-2,4-dihydro-2-(2-oxo-2-phenylethyl)-4-<<2-<1-(triphenylmethyl)-1H-tetrazol-5-yl><1,1'-biphenyl>-4'-yl>methyl>-3H-1,2,4-triazol-3-one
    —— 5,7-bis-O-benzyloxycarbonyl-(+)-catechin 83834-69-9 C31H26O10
    5,7-bis-O-benzyloxycarbonyl-(+)-catechin
    —— 5-(4-(((1S)-1-methyl-2-(2-((1-methylethyl)oxy)pyridin-4-yl)ethyl)oxy)phenyl)isoxazol-3-ol sodium salt 1198744-80-7 C20H21N2O4*Na
    5-(4-(((1S)-1-methyl-2-(2-((1-methylethyl)oxy)pyridin-4-yl)ethyl)oxy)phenyl)isoxazol-3-ol sodium salt
    —— 5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20-hexadecadeoxy-1,2-O-isopropylidene-α-D-xylo-icosofuranose 105265-46-1 C23H44O4
    5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20-hexadecadeoxy-1,2-O-isopropylidene-α-D-xylo-icosofuranose
    —— 5,7-Dichlor-3-propyl-1,2,4-benzothiadiazin-1,1-dioxid 5498-25-9 C10H10Cl2N2O2S
    5,7-Dichlor-3-propyl-1,2,4-benzothiadiazin-1,1-dioxid
    —— 5-Ethoxy-3-methyl-1,5-diphenyl-2-thioxo-4-imidazolidinon 116927-98-1 C18H18N2O2S
    5-Ethoxy-3-methyl-1,5-diphenyl-2-thioxo-4-imidazolidinon
    —— (5Z)-3-dimethylamino-5,6-dimethyl-1-phenylocta-5,7-dien-1-yne 75954-83-5 C18H23N
    (5Z)-3-dimethylamino-5,6-dimethyl-1-phenylocta-5,7-dien-1-yne
    —— 5-bromo-2-methoxy-benzoic acid-(2-diethylamino-ethylamide) 71225-60-0 C14H21BrN2O2
    5-bromo-2-methoxy-benzoic acid-(2-diethylamino-ethylamide)
    —— 5-(1H-indol-3-yl)-3-phenethyl-1,2,4-oxadiazole 422564-83-8 C18H15N3O
    5-(1H-indol-3-yl)-3-phenethyl-1,2,4-oxadiazole
    —— (5Z)-5-[(5-chloro-2-hydroxyphenyl)methylidene]-2-(4-methylpiperazin-1-yl)-4,5-dihydro-1,3-thiazol-4-one 1181081-54-8 C15H16ClN3O2S
    (5Z)-5-[(5-chloro-2-hydroxyphenyl)methylidene]-2-(4-methylpiperazin-1-yl)-4,5-dihydro-1,3-thiazol-4-one
    —— (5-{2-[(2R,4S,5R)-5-(tert-Butyl-diphenyl-silanyloxymethyl)-4-hydroxy-tetrahydro-furan-2-yl]-3-dimethylsulfamoyl-3H-benzoimidazol-5-yl}-thiazol-2-yl)-methyl-carbamic acid tert-butyl ester 479198-92-0 C39H49N5O7S2Si
    (5-{2-[(2R,4S,5R)-5-(tert-Butyl-diphenyl-silanyloxymethyl)-4-hydroxy-tetrahydro-furan-2-yl]-3-dimethylsulfamoyl-3H-benzoimidazol-5-yl}-thiazol-2-yl)-methyl-carbamic acid tert-butyl ester
    —— (5R,6S)-6-Hydroxy-6-methyl-8-methylene-2-oxa-spiro[4.4]nonan-1-one 105665-91-6 C10H14O3
    (5R,6S)-6-Hydroxy-6-methyl-8-methylene-2-oxa-spiro[4.4]nonan-1-one
    —— 5-{(S)-3-[4-(6-chloro-5-methyl-pyridin-3-yl)-3,4-dihydro-2H-benzo[1,4]oxazin-6-yloxy]-pyrrolidine-1-carbonyl}-1H-pyridin-2-one 1445999-80-3 C24H23ClN4O4
    5-{(S)-3-[4-(6-chloro-5-methyl-pyridin-3-yl)-3,4-dihydro-2H-benzo[1,4]oxazin-6-yloxy]-pyrrolidine-1-carbonyl}-1H-pyridin-2-one
    —— [(5R)-3-tert-butyl-4,5-dihydro-1,2-oxazol-5-yl]-[(3S)-3-tert-butyl-1,1-dioxo-3H-1,2-benzothiazol-2-yl]methanone 137626-02-9 C19H26N2O4S
    [(5R)-3-tert-butyl-4,5-dihydro-1,2-oxazol-5-yl]-[(3S)-3-tert-butyl-1,1-dioxo-3H-1,2-benzothiazol-2-yl]methanone
    —— 5-(((1-methyl-5-oxo-1,2,3,5-tetrahydroimidazo[1,2-c]pyrimidin-7-yl)oxy)methyl)-2-((2-(trifluoromethyl)pyridin-4-yl)oxy)benzonitrile 1421432-95-2 C21H16F3N5O3
    5-(((1-methyl-5-oxo-1,2,3,5-tetrahydroimidazo[1,2-c]pyrimidin-7-yl)oxy)methyl)-2-((2-(trifluoromethyl)pyridin-4-yl)oxy)benzonitrile
    —— (+/-)-5-hydroxy-3,6-dimethyl-4-trimethylsilyldihydropyran-2-one 118992-13-5 C10H20O3Si
    (+/-)-5-hydroxy-3,6-dimethyl-4-trimethylsilyldihydropyran-2-one
    —— 5-ethoxy-4-methoxy-2-methyl-benzoic acid 861299-18-5 C11H14O4
    5-ethoxy-4-methoxy-2-methyl-benzoic acid