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    中文名称 英文名称 CAS号 化学式
    4-吡啶巯基乙酰氯盐酸盐 4-pyridylthioacetylchloride hydrochloride 27230-51-9 C7H6ClNOS*ClH
    4-吡啶基氯化吡啶 N-(4-pyridyl)pyridinium hydrochloride 22752-98-3 C10H9N2*Cl
    4-吡啶基-3-苯甲酰胺盐酸盐 (4-(pyridin-3-yl)phenyl)methanamine 294648-05-8 C12H12N2
    4-吡啶基-2-丁醛 4-(3-Pyridyl)butyronitrile 27678-09-7 C9H10N2
    4-吡啶基(2-噻吩基)甲酮 2-Thienyl-4'-pyridyl ketone 21314-80-7 C10H7NOS
    4-吡啶乙烷磺酰氯 2-(pyridin-4-yl)ethanesulfonyl chloride 252670-82-9 C7H8ClNO2S
    4-吡啶丙醇 4-(3-Hydroxypropyl)pyridine 2629-72-3 C8H11NO
    4-吡啶丙硫醇 3-(pyridin-4'-yl)propanethiol 26847-63-2 C8H11NS
    4-吡啶-4-基-4,5,6,7-四氢噻吩并[3,2-c]吡啶 4-pyridin-4-yl-4,5,6,7-tetrahydrothieno[3,2-c]pyridine 213462-07-8 C12H12N2S
    4-吡啶-4-基-2H-吡唑-3-胺 5-amino-4-(pyridin-4-yl)-1H-pyrazole 216661-87-9 C8H8N4
    4-吡唑硼酸频哪醇酯 pyrazole-4-boronic acid pinacol ester 269410-08-4 C9H15BN2O2
    4-吡咯烷基吡啶 4-pyrrolidin-1-ylpyridine 2456-81-7 C9H12N2
    4-吡咯烷丁胺 4-Pyrrolidino-butylamin 24715-90-0 C8H18N2
    4-吡咯烷-1-基丁-2-烯-1-醇 4-(Pyrrolidin-1-yl)but-2-en-1-ol 205194-13-4 C8H15NO
    4-吡咯-1-基苯甲酰基氯化物 4-(1H-pyrrol-1-yl)benzoyl chloride 220769-82-4 C11H8ClNO
    4-吡咯-1-基-苯胺 4-pyrrolidin-1-yl-aniline 2632-65-7 C10H14N2
    4-吗啉羧酸 2-(氨基甲酰氧基甲基)-2-甲基戊基酯 2-Methyl-2-propyl-1-carbamoyloxy-3-morpholinocarbonyloxy-propan 25642-81-3 C13H24N2O5
    4-吗啉羧酰胺 morpholine-4-carboxylic acid amide 2158-02-3 C5H10N2O2
    4-吗啉磺酰胺 N-sulfamoylmorpholine 25999-04-6 C4H10N2O3S
    4-吗啉甲基苯硼酸 (4-(morpholinomethyl)phenyl)boronic acid 279262-23-6 C11H16BNO3
    4-吗啉基苯基胍 1-(4-morpholinophenyl)guanidine 247234-41-9 C11H16N4O
    4-吗啉吡啶 4-morpholinopyridine 2767-91-1 C9H12N2O
    4-吗啉二苯甲酮 (4-morpholinophenyl)phenylmethanone 24758-49-4 C17H17NO2
    4-吗啉-4-基-3-硝基苯甲酸 3-Nitro-4-morpholino-benzoesaeure 26577-59-3 C11H12N2O5
    4-吗啉-4-基-2-萘-1-基丁腈 alpha-(2-Morpholinoethyl)-1-naphthaleneacetonitrile 2572-75-0 C18H20N2O
    4-吗啉-4-基-2-(2-吗啉-4-基乙基)-2-萘-1-基丁酰胺 α,α-Bis-<2-morpholino-aethyl>-1-naphthylacetamid 2817-59-6 C24H33N3O3
    4-吗啉-4-基-1,1,4-三苯基-丁-3-烯-2-酮 4-morpholin-4-yl-1,1,4-triphenyl-but-3-en-2-one 24243-68-3 C26H25NO2
    4-叠氮苯甲酸甲酯 methyl 4-azidobenzoate 20442-96-0 C8H7N3O2
    4-叠氮基苯甲醛 4-azidobenzaldehyde 24173-36-2 C7H5N3O
    4-叠氮基异喹啉 4-azidoisoquinoline 20377-03-1 C9H6N4
    4-叠氮基庚烷 4-Heptylazid 27126-22-3 C7H15N3
    4-叠氮基四氟苯胺 p-azidotetrafluoroaniline 294187-78-3 C6H2F4N4
    4-叠氮基-1-氧代喹啉-1-鎓 4-azidoquinoline 1-oxide 2669-36-5 C9H6N4O
    4-叠氮基-1-氟-2-硝基苯 4-fluoro-3-nitrophenylazide 28166-06-5 C6H3FN4O2
    4-叠氮丁腈 4-azidobutanenitrile 21994-40-1 C4H6N4
    4-叠氮-N,N-二乙基苯胺 4-Diethylaminophenylazid 24573-95-3 C10H14N4
    4-叔辛基间苯二酚 4-t-octylresorcinol 28122-52-3 C14H22O2
    4-叔丁氧羰基氨甲基-2-氰基吡啶 2-cyano-4-[(tert-butoxycarbonylamino)methyl]pyridine 214472-06-7 C12H15N3O2
    4-叔丁氧基羰基氨基-1-哌啶乙酸丁酯 butyl 4-tert-butoxycarbonylamino-1-piperidineacetate 287399-61-5 C16H30N2O4
    4-叔丁基苯酚阴离子 4-t-butylphenolate anion 28528-33-8 C10H13O
    4-叔丁基苯硼酸频那醇酯 2-(4-tert-butylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 214360-66-4 C16H25BO2
    4-叔丁基苯硫酚 4-t-butylbenzenethiol 2396-68-1 C10H14S
    4-叔丁基苯甲醇 4-tert-butylbenzhydrol 22543-74-4 C17H20O
    4-叔丁基苯甲酸酐 4-(tert-butyl)benzoic anhydride 22201-45-2 C22H26O3
    4-叔丁基苯甲酮 4-tert-butylbenzophenone 22679-54-5 C17H18O
    4-叔丁基苯甲基碘化胺 (4-Tert-butylphenyl)methanamine;hydroiodide 2366873-27-8 C11H18IN
    4-叔丁基苯基叔丁基硫醚 tert.-Butyl-<4-tert.-butyl-phenyl>-sulfid 25752-79-8 C14H22S
    4-叔丁基磺酰杯[4]芳烃 p-tert-butylsulfonylcalix[4]arene 204190-49-8 C40H48O12S4
    4-叔丁基噻唑-2-硫醇 4-tert-Butyl-2,3-dihydrothiazol-2-thion 2180-05-4 C7H11NS2
    4-叔丁基乙酰苯胺 4-tert-butylacetanilide 20330-45-4 C12H17NO