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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— Pyrocatechol, bis-O-(9-borabicyclo[3.3.1]non-9-yl)- —— C22H32B2O2
    Pyrocatechol, bis-O-(9-borabicyclo[3.3.1]non-9-yl)-
    —— Pyridine, 1,2,3,4-tetrahydro-1-(trifluoroacetyl)-5-[1-(trifluoroacetyl)-2-piperidinyl]- —— C14H16F6N2O2
    Pyridine, 1,2,3,4-tetrahydro-1-(trifluoroacetyl)-5-[1-(trifluoroacetyl)-2-piperidinyl]-
    —— Pentane, 1,5-bis(dicyclopentylphosphino)- —— C25H46P2
    Pentane, 1,5-bis(dicyclopentylphosphino)-
    —— Phenol, 2-(2-phenyl-6-benzimidazolyliminomethyl)-4-methoxy- —— C21H17N3O2
    Phenol, 2-(2-phenyl-6-benzimidazolyliminomethyl)-4-methoxy-
    —— Pyridine-3-carboxamide, 4-trifluoromethyl-2-methoxy-N-(2,4-dichlorobenzyl)- —— C15H11Cl2F3N2O2
    Pyridine-3-carboxamide, 4-trifluoromethyl-2-methoxy-N-(2,4-dichlorobenzyl)-
    —— Pyrrol-2(5H)-one, 4-acetyl-1-(2-furfuryl)-3-hydroxy-5-(4-dimethylaminophenyl)- —— C19H20N2O4
    Pyrrol-2(5H)-one, 4-acetyl-1-(2-furfuryl)-3-hydroxy-5-(4-dimethylaminophenyl)-
    —— Phthalazine-1,4(2H,3H)-dione, 2-(2-chloro-5-trifluoromethylphenyl)- —— C15H8ClF3N2O2
    Phthalazine-1,4(2H,3H)-dione, 2-(2-chloro-5-trifluoromethylphenyl)-
    —— Piperazine, 1-methylsulfonyl-4-(4-phenyl-5-propyl-2-thiazolyl)- —— C17H23N3O2S2
    Piperazine, 1-methylsulfonyl-4-(4-phenyl-5-propyl-2-thiazolyl)-
    —— Phenol, 2,2'-methylenebis[6-methoxy-3-(2-propenyl)- —— C21H24O4
    Phenol, 2,2'-methylenebis[6-methoxy-3-(2-propenyl)-
    —— Phenanthridine, 1,2,3,4,7,8,9,10-octahydro-4,10,diphenyl- —— C25H25N
    Phenanthridine, 1,2,3,4,7,8,9,10-octahydro-4,10,diphenyl-
    —— Piperidine-4-carboxylic acid, 1-[4-(1-naphthyl)-2-thiazolyl]- —— C19H18N2O2S
    Piperidine-4-carboxylic acid, 1-[4-(1-naphthyl)-2-thiazolyl]-
    —— Phthalazine-1,4(2H,3H)-dione, 2-(2-bromo-4-fluorophenyl)- —— C14H8BrFN2O2
    Phthalazine-1,4(2H,3H)-dione, 2-(2-bromo-4-fluorophenyl)-
    —— Pyrimido[4,5-b]quinolin-4(3H)-one, 6,7,8,9-tetrahydro-2-allylthio-3-phenyl- —— C20H19N3OS
    Pyrimido[4,5-b]quinolin-4(3H)-one, 6,7,8,9-tetrahydro-2-allylthio-3-phenyl-
    —— Phthalazine-1,4(2H,3H)-dione, 2-(4-bromo-2-fluorophenyl)- —— C14H8BrFN2O2
    Phthalazine-1,4(2H,3H)-dione, 2-(4-bromo-2-fluorophenyl)-
    —— Pyrazol-5(4H)-one, 4-(2-ethylphenyliminomethyl)-3-methyl-1-(3,4-dimethylphenyl)- —— C21H23N3O
    Pyrazol-5(4H)-one, 4-(2-ethylphenyliminomethyl)-3-methyl-1-(3,4-dimethylphenyl)-
    —— Pyridine-3-carboxamide, 5-(1-octynyl)-N-(4-methoxyphenyl)- —— C21H24N2O2
    Pyridine-3-carboxamide, 5-(1-octynyl)-N-(4-methoxyphenyl)-
    —— Phenol, 2,6-dibromo-4-mesyloxy-3-[3-mesyloxy-1,1-dimethylpropyl]- —— C13H18Br2O7S2
    Phenol, 2,6-dibromo-4-mesyloxy-3-[3-mesyloxy-1,1-dimethylpropyl]-
    —— Pyrimidine-4,6-dione, hexahydro-5-(4-butoxy-3-methoxybenzylidene)-2-thioxo- 5538-89-6 C16H18N2O4S
    Pyrimidine-4,6-dione, hexahydro-5-(4-butoxy-3-methoxybenzylidene)-2-thioxo-
    —— Phenol, 4-[1-(3-nitrophenyl)-2,5-dimethyl-3-pyrrolylmethylenamino]- —— C19H17N3O3
    Phenol, 4-[1-(3-nitrophenyl)-2,5-dimethyl-3-pyrrolylmethylenamino]-
    —— Pentakis(trimethylsilyl)ribo-5-hexulosonic acid —— C21H50O7Si5
    Pentakis(trimethylsilyl)ribo-5-hexulosonic acid
    —— Pyrazolo[1,5-a]pyrimidine, 2,5,7-trimethyl-6-(4-pyridin-3-yl-pyrimidin-2-ylsulfanyl)- —— C18H16N6S
    Pyrazolo[1,5-a]pyrimidine, 2,5,7-trimethyl-6-(4-pyridin-3-yl-pyrimidin-2-ylsulfanyl)-
    —— Pyrazole, 3-(2-furyl)-1-(4-nitrophenyl)-5-phenyl- —— C19H13N3O3
    Pyrazole, 3-(2-furyl)-1-(4-nitrophenyl)-5-phenyl-
    —— Pentacosanoic acid, 17,18-bis(methylthio)-, methyl ester —— C28H56O2S2
    Pentacosanoic acid, 17,18-bis(methylthio)-, methyl ester
    —— Promecarb, n-heptafluorobutyryl- —— C16H16F7NO3
    Promecarb, n-heptafluorobutyryl-
    —— Podocarpa-7,13-dien-15-oic acid, 13-(1-methoxy-1-methylethyl)-, methyl ester —— C22H34O3
    Podocarpa-7,13-dien-15-oic acid, 13-(1-methoxy-1-methylethyl)-, methyl ester
    —— Pyrazinecarboxylic acid, 6-chloro-3,5-di(trimethylsilylamino)-, methyl ester —— C12H23ClN4O2Si2
    Pyrazinecarboxylic acid, 6-chloro-3,5-di(trimethylsilylamino)-, methyl ester
    —— Phenol, 2,4-dichloro-6-(2-fluoro-5-nitrophenyliminomethyl)- —— C13H7Cl2FN2O3
    Phenol, 2,4-dichloro-6-(2-fluoro-5-nitrophenyliminomethyl)-
    —— Phenol, 5-benzylamino-2-(5-methyl-2-benzoxazolyl)- —— C21H18N2O2
    Phenol, 5-benzylamino-2-(5-methyl-2-benzoxazolyl)-
    —— Propanoic acid, 3-[[bis[(trimethylsilyl)oxy]phosphinyl]oxy]-2,2-dimethoxy-, trimethylsilyl ester —— C14H35O8PSi3
    Propanoic acid, 3-[[bis[(trimethylsilyl)oxy]phosphinyl]oxy]-2,2-dimethoxy-, trimethylsilyl ester
    —— Pyridine-3-carbonitrile, 6-(4-chlorophenylthio)-5-(2-furyl)-2-hydroxy- —— C16H9ClN2O2S
    Pyridine-3-carbonitrile, 6-(4-chlorophenylthio)-5-(2-furyl)-2-hydroxy-
    —— Piperidine, 2-methyl-6-tridecanyl-1-[5-bromo-2-naphthoyl]- —— C30H44BrNO
    Piperidine, 2-methyl-6-tridecanyl-1-[5-bromo-2-naphthoyl]-
    —— Pyrimidine-2,4(1H,3H)-dione, 1,3-dimethyl-6-(9-acridinylamino)- —— C19H16N4O2
    Pyrimidine-2,4(1H,3H)-dione, 1,3-dimethyl-6-(9-acridinylamino)-
    —— Pregna-20-ol-3-on-19-oic acid lactone —— C21H30O3
    Pregna-20-ol-3-on-19-oic acid lactone
    —— Phenazepam 4-oxide 1177751-52-8 C15H10BrClN2O2
    Phenazepam 4-oxide
    —— Pyridine-3-carbonitrile, 1,4-dihydro-2-amino-1-(3-chloro-4-fluorophenyl)-4,4-di(trifluoromethyl)-6-methyl- —— C15H9ClF7N3
    Pyridine-3-carbonitrile, 1,4-dihydro-2-amino-1-(3-chloro-4-fluorophenyl)-4,4-di(trifluoromethyl)-6-methyl-
    —— Pyrazole, 5-chloro-4-(4-chlorophenyliminomethyl)-3-methyl-1-phenyl- —— C17H13Cl2N3
    Pyrazole, 5-chloro-4-(4-chlorophenyliminomethyl)-3-methyl-1-phenyl-
    —— Pregn-9(11)-en-20-ol-3-on-19-oic acid lactone —— C21H28O3
    Pregn-9(11)-en-20-ol-3-on-19-oic acid lactone
    —— Pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride, 2-methylsulfanyl-5,7-bis(trifluoromethyl)- —— C10H4ClF6N3OS
    Pyrazolo[1,5-a]pyrimidine-3-carbonyl chloride, 2-methylsulfanyl-5,7-bis(trifluoromethyl)-
    —— Phosphoric acid, 2,2-dimethoxy-3-[(trimethylsilyl)oxy]propyl bis(trimethylsilyl) ester —— C14H37O7PSi3
    Phosphoric acid, 2,2-dimethoxy-3-[(trimethylsilyl)oxy]propyl bis(trimethylsilyl) ester
    —— Phosphonic acid, (1-isothiocyanato-2-phenylethyl)-, bis(trimethylsilyl) ester —— C15H26NO3PSSi2
    Phosphonic acid, (1-isothiocyanato-2-phenylethyl)-, bis(trimethylsilyl) ester
    —— Pentadecanoic acid, triethylsilyl ester —— C21H44O2Si
    Pentadecanoic acid, triethylsilyl ester
    —— Phenol, 2-(9-ethyl-3-carbazolyl)-5-methyl- —— C22H20N2O
    Phenol, 2-(9-ethyl-3-carbazolyl)-5-methyl-
    —— Phenol, 2,6-di(tert-butyl)-4-(2-hydroxyphenyliminomethyl)- 1620-81-1 C21H27NO2
    Phenol, 2,6-di(tert-butyl)-4-(2-hydroxyphenyliminomethyl)-
    —— Propanoic acid, 2-[4-(5-nonyl-2-pyrimidinyl)phenoxy]-, ethyl ester —— C24H34N2O3
    Propanoic acid, 2-[4-(5-nonyl-2-pyrimidinyl)phenoxy]-, ethyl ester
    —— Propan-2-yl 4-(3-bromo-4-fluorophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate —— C16H17BrFNO3
    Propan-2-yl 4-(3-bromo-4-fluorophenyl)-2-methyl-6-oxo-1,4,5,6-tetrahydropyridine-3-carboxylate
    —— Phosphonic acid, [1,2-bis[(trimethylsilyl)amino]ethyl]-, bis(trimethylsilyl) ester —— C14H41N2O3PSi4
    Phosphonic acid, [1,2-bis[(trimethylsilyl)amino]ethyl]-, bis(trimethylsilyl) ester
    —— Pyrido[2,3-b]indole, 3,6,8-tribromo- —— C11H5Br3N2
    Pyrido[2,3-b]indole, 3,6,8-tribromo-
    —— Pyrimidine-2,4,6(1H,3H,5H)-trione, 5-(2-chlorophenylaminomethylene)-1-(2-fluorophenyl)- —— C17H11ClFN3O3
    Pyrimidine-2,4,6(1H,3H,5H)-trione, 5-(2-chlorophenylaminomethylene)-1-(2-fluorophenyl)-
    —— Propanedinitrile, 2-(4,7-dihydroxy-5-phenyl-2H-benzo[d]1,3-dithiol-2-ylideno)- —— C16H8N2O2S2
    Propanedinitrile, 2-(4,7-dihydroxy-5-phenyl-2H-benzo[d]1,3-dithiol-2-ylideno)-
    —— Pregn-5-en-20-one, 3-(acetyloxy)-16,17-epoxy-6-methyl-, (3beta,16alpha)- —— C24H34O4
    Pregn-5-en-20-one, 3-(acetyloxy)-16,17-epoxy-6-methyl-, (3beta,16alpha)-