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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— 4-acetoxy-2,6-diethyl-5-methyl-[1,3]dioxane 92017-16-8 C11H20O4
    4-acetoxy-2,6-diethyl-5-methyl-[1,3]dioxane
    —— 4-methyl-5-oxo-4,5-dihydro-1<i>H</i>-benzo[<i>f</i>][1,2,4]triazepine-3-carboxylic acid diethylamide 63931-82-8 C14H18N4O2
    4-methyl-5-oxo-4,5-dihydro-1<i>H</i>-benzo[<i>f</i>][1,2,4]triazepine-3-carboxylic acid diethylamide
    —— 4-amino-3-nitrocinnoline 343773-71-7 C8H6N4O2
    4-amino-3-nitrocinnoline
    —— 4-(2-phenoxyethoxy)-2-nitroaniline 54394-53-5 C14H14N2O4
    4-(2-phenoxyethoxy)-2-nitroaniline
    —— 4-(2-phenoxyethoxy)-2-nitroacetanilide 54394-54-6 C16H16N2O5
    4-(2-phenoxyethoxy)-2-nitroacetanilide
    —— (4R,9R,12S,14S,17R,22R)-27,29-dimethoxy-12,14-dimethyl-9,17-diphenyl-3,10,13,16,23-pentaoxatetracyclo[23.3.1.04,9.017,22]nonacosa-1(28),25(29),26-triene 171561-09-4 C40H52O7
    (4R,9R,12S,14S,17R,22R)-27,29-dimethoxy-12,14-dimethyl-9,17-diphenyl-3,10,13,16,23-pentaoxatetracyclo[23.3.1.04,9.017,22]nonacosa-1(28),25(29),26-triene
    —— (4S,14S)-4,14-Diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17-diene-19,21-dione 189451-80-7 C28H30O7
    (4S,14S)-4,14-Diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17-diene-19,21-dione
    —— (4R,8S,10S,14R)-19-Methoxy-8,10-dimethyl-4,14-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-trien-21-ol 199992-16-0 C31H38O7
    (4R,8S,10S,14R)-19-Methoxy-8,10-dimethyl-4,14-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-trien-21-ol
    —— 4-Chloro-3,5-di-1-piperidinylpyridazine 94507-37-6 C14H21ClN4
    4-Chloro-3,5-di-1-piperidinylpyridazine
    —— 4-bromo-5-hydroxy-2-nitro-benzaldehyde 152821-41-5 C7H4BrNO4
    4-bromo-5-hydroxy-2-nitro-benzaldehyde
    —— (4S,14S)-19-Methoxy-4,14-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-trien-21-ol 189451-76-1 C29H34O7
    (4S,14S)-19-Methoxy-4,14-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-trien-21-ol
    —— (4S,9S,17S,22S)-(+)-27,29-dimethoxy-9,17-bis(3,5-dimethylphenyl)-3,10,13,16,23-pentaoxatetracyclo[23.3.1.0<sup>4,9</sup>.0<sup>17,22</sup>]nonacosa-1(29),25,27-triene 327039-79-2 C42H56O7
    (4S,9S,17S,22S)-(+)-27,29-dimethoxy-9,17-bis(3,5-dimethylphenyl)-3,10,13,16,23-pentaoxatetracyclo[23.3.1.0<sup>4,9</sup>.0<sup>17,22</sup>]nonacosa-1(29),25,27-triene
    —— 4-(pyridin-3-yl)piperidin-1-ium 2,2,2-trifluoroacetate 1519049-88-7 C2HF3O2*C10H14N2
    4-(pyridin-3-yl)piperidin-1-ium 2,2,2-trifluoroacetate
    —— 4-(2,5-dimethoxyphenyl)piperidine hydrochloride 1198285-14-1 C13H19NO2*ClH
    4-(2,5-dimethoxyphenyl)piperidine hydrochloride
    —— 4-chloro<1,4>benzodioxino<2,3-c>pyridazine 152912-25-9 C10H5ClN2O2
    4-chloro<1,4>benzodioxino<2,3-c>pyridazine
    —— (4S,14S)-19,21-Dimethoxy-4,14-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-triene 189451-77-2 C30H36O7
    (4S,14S)-19,21-Dimethoxy-4,14-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-triene
    —— (4R,8S,10S,14R)-19,21-Dimethoxy-8,10-dimethyl-4,14-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-triene 199992-11-5 C32H40O7
    (4R,8S,10S,14R)-19,21-Dimethoxy-8,10-dimethyl-4,14-diphenyl-3,6,9,12,15-pentaoxa-bicyclo[15.3.1]henicosa-1(20),17(21),18-triene
    —— (4S,6S)-(6-methyl-2-phenyl-[1,3]dioxan-4-yl)-methanol 392230-08-9 C12H16O3
    (4S,6S)-(6-methyl-2-phenyl-[1,3]dioxan-4-yl)-methanol
    —— 4-(2,4-dimethoxyphenyl)piperidine hydrochloride 1185297-31-7 C13H19NO2*ClH
    4-(2,4-dimethoxyphenyl)piperidine hydrochloride
    —— 4-[[Ethoxy(methyl)phosphoryl]methyl]-1,3-thiazol-2-amine 1001419-76-6 C7H13N2O2PS
    4-[[Ethoxy(methyl)phosphoryl]methyl]-1,3-thiazol-2-amine
    —— 4-(Diethoxyphosphorylmethyl)-5-propan-2-yl-1,3-thiazol-2-amine 1001419-74-4 C11H21N2O3PS
    4-(Diethoxyphosphorylmethyl)-5-propan-2-yl-1,3-thiazol-2-amine
    —— 4-(2-Diethoxyphosphorylethyl)-1,3-thiazol-2-amine 1001419-44-8 C9H17N2O3PS
    4-(2-Diethoxyphosphorylethyl)-1,3-thiazol-2-amine
    —— (4-cyclohexyl-1-methylpiperidin-4-yl) propanoate;hydron;chloride —— C15H28ClNO2
    (4-cyclohexyl-1-methylpiperidin-4-yl) propanoate;hydron;chloride
    —— 4-[Di(propan-2-yloxy)phosphorylmethyl]-1,3-thiazol-2-amine 1001419-69-7 C10H19N2O3PS
    4-[Di(propan-2-yloxy)phosphorylmethyl]-1,3-thiazol-2-amine
    —— 4-ethylamino-1<i>H</i>-pyrimidine-2-thione 98197-46-7 C6H9N3S
    4-ethylamino-1<i>H</i>-pyrimidine-2-thione
    —— 4-aminophenol;antimony(3+);2,3-dioxidobutanedioate;hydron —— C20H20N2O14Sb2
    4-aminophenol;antimony(3+);2,3-dioxidobutanedioate;hydron
    —— 4-bromo-8-fluoro-3-methyl-2-oxazol-2-ylmethyl-2H-isoquinolin-1-one 1223542-76-4 C14H10BrFN2O2
    4-bromo-8-fluoro-3-methyl-2-oxazol-2-ylmethyl-2H-isoquinolin-1-one
    —— 4-bromo-2-hydroxy-2,5-diphenyl-furan-3-one 858246-51-2 C16H11BrO3
    4-bromo-2-hydroxy-2,5-diphenyl-furan-3-one
    —— 4'-chloro-2-(2-pyrazinyl)-acetophenone O-allyl oxime 83227-27-4 C15H14ClN3O
    4'-chloro-2-(2-pyrazinyl)-acetophenone O-allyl oxime
    —— 4-<i>o</i>-tolyl-1,4-dihydro-benzo[<i>f</i>][1,2,4]triazepin-5-one 63931-73-7 C15H13N3O
    4-<i>o</i>-tolyl-1,4-dihydro-benzo[<i>f</i>][1,2,4]triazepin-5-one
    —— 4-(2,2-dimethyl-1-oxopropyl)-N-(2-propenyloxy)benzamide 157465-48-0 C15H19NO3
    4-(2,2-dimethyl-1-oxopropyl)-N-(2-propenyloxy)benzamide
    —— 4-methyl-5-oxo-4,5-dihydro-1<i>H</i>-benzo[<i>f</i>][1,2,4]triazepine-3-carboxylic acid 2-dimethylamino-ethyl ester 63931-79-3 C14H18N4O3
    4-methyl-5-oxo-4,5-dihydro-1<i>H</i>-benzo[<i>f</i>][1,2,4]triazepine-3-carboxylic acid 2-dimethylamino-ethyl ester
    —— 4-Methyl-5-<2-amino-ethyl>-oxazol 98484-40-3 C6H10N2O
    4-Methyl-5-<2-amino-ethyl>-oxazol
    —— 4-Methyl-oxazol-essigsaeure-(5)-nitril 98197-76-3 C6H6N2O
    4-Methyl-oxazol-essigsaeure-(5)-nitril
    —— 4-(2,7-dibromo-9-methyl-9H-fluoren-9-yl)butan-1-amine 1315468-13-3 C18H19Br2N
    4-(2,7-dibromo-9-methyl-9H-fluoren-9-yl)butan-1-amine
    —— 4-trifluoromethyl-1-(2,6-dichloro-4-ethoxycarbonylphenyl)-2-pyridone 115551-96-7 C15H10Cl2F3NO3
    4-trifluoromethyl-1-(2,6-dichloro-4-ethoxycarbonylphenyl)-2-pyridone
    —— (4S,6S)-4,6-dihydroxy-2-methyl-hept-2-enoic acid ethyl ester 392230-04-5 C10H18O4
    (4S,6S)-4,6-dihydroxy-2-methyl-hept-2-enoic acid ethyl ester
    —— (4-methoxynaphthalen-1-yl)-(4-nitrophenyl)diazene 36853-74-4 C17H13N3O3
    (4-methoxynaphthalen-1-yl)-(4-nitrophenyl)diazene
    —— 4-chloro-5-methyl-6-(4-methylpiperazin-1-yl)pyrimidin-2-amine 1070217-14-9 C10H16ClN5
    4-chloro-5-methyl-6-(4-methylpiperazin-1-yl)pyrimidin-2-amine
    —— 4-(2,6-dimethyl-phenyl)-1,4-dihydro-benzo[<i>f</i>][1,2,4]triazepin-5-one 63931-74-8 C16H15N3O
    4-(2,6-dimethyl-phenyl)-1,4-dihydro-benzo[<i>f</i>][1,2,4]triazepin-5-one
    —— 4-(2-chloroethylthio)-3-chlorobutyric acid anilide 81785-22-0 C12H15Cl2NOS
    4-(2-chloroethylthio)-3-chlorobutyric acid anilide
    —— 4-tert-butyl-4-methyl-γ-butyrolactone 54796-80-4 C9H16O2
    4-tert-butyl-4-methyl-γ-butyrolactone
    —— 4-Cyclohexylamino-7-diethylamino-benzo[e][1,3]oxazin-2-one 522606-70-8 C18H25N3O2
    4-Cyclohexylamino-7-diethylamino-benzo[e][1,3]oxazin-2-one
    —— 4-Pentyl-o-cresol 23595-48-4 C12H18O
    4-Pentyl-o-cresol
    —— 4-bromo-5-formyl-2-furancarboxylic acid 441016-63-3 C6H3BrO4
    4-bromo-5-formyl-2-furancarboxylic acid
    —— 4-ethynylthiophene-2-carbaldehyde 913828-75-8 C7H4OS
    4-ethynylthiophene-2-carbaldehyde
    —— 4-methyl-5-(4-morpholinomethyl)oxazole 885061-07-4 C9H14N2O2
    4-methyl-5-(4-morpholinomethyl)oxazole
    —— (4-nitrophenyl)(2-propylquinazolin-4-yl)methanone 1452815-48-3 C18H15N3O3
    (4-nitrophenyl)(2-propylquinazolin-4-yl)methanone
    —— 4-Pentyl-m-cresol 23595-49-5 C12H18O
    4-Pentyl-m-cresol
    —— (4S,5S,6S)-6-(tert-Butyl-dimethyl-silanyloxy)-4-hydroxy-1-oxa-spiro[4.4]nonan-2-one 797801-28-6 C14H26O4Si
    (4S,5S,6S)-6-(tert-Butyl-dimethyl-silanyloxy)-4-hydroxy-1-oxa-spiro[4.4]nonan-2-one