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中文名称 英文名称 CAS号 化学式 结构式图片
—— (4R)-4-methylnonanenitrile 162691-74-9 C10H19N
(4R)-4-methylnonanenitrile
—— 4,8-diaza-3,9-di(1-methylpropyl)undeca-2,9-diene-1,11-dinitrile 80676-56-8 C17H28N4
4,8-diaza-3,9-di(1-methylpropyl)undeca-2,9-diene-1,11-dinitrile
—— 4-chloro-valeronitrile 13249-56-4 C5H8ClN
4-chloro-valeronitrile
—— (4,4,4-trifluorobutylthio)acetonitrile 1097630-72-2 C6H8F3NS
(4,4,4-trifluorobutylthio)acetonitrile
—— 4-ethylcyclohexanecarbonitrile 1096815-83-6 C9H15N
4-ethylcyclohexanecarbonitrile
—— 4,4-Dimethyl-cyclohexancarbonitril 25186-25-8 C9H15N
4,4-Dimethyl-cyclohexancarbonitril
—— 4,4,4-tribromo-butyronitrile 62160-35-4 C4H4Br3N
4,4,4-tribromo-butyronitrile
—— (4-Methylenecyclohexyl)acetonitrile 71707-69-2 C9H13N
(4-Methylenecyclohexyl)acetonitrile
—— 4-cyclopentyl-but-2-ynenitrile 866141-23-3 C9H11N
4-cyclopentyl-but-2-ynenitrile
—— 4,4,5,5,5-Pentafluoropent-2-ynenitrile 81850-46-6 C5F5N
4,4,5,5,5-Pentafluoropent-2-ynenitrile
—— 4-ethyl-5-oxopentanenitrile 4195-73-7 C7H11NO
4-ethyl-5-oxopentanenitrile
—— 4-formylcyclohexane-1-carbonitrile 18214-33-0 C8H11NO
4-formylcyclohexane-1-carbonitrile
—— 4-cyano-2-buten-1-ol 74066-94-7 C5H7NO
4-cyano-2-buten-1-ol
—— 4-formyl-2-methyl-2,4,4-trichlorobutyronitrile 82107-21-9 C6H6Cl3NO
4-formyl-2-methyl-2,4,4-trichlorobutyronitrile
—— 4-bromobut-2-enenitrile 37590-23-1 C4H4BrN
4-bromobut-2-enenitrile
—— (4-Cyanomethyl-bicyclo[4.4.1]undeca-1,3,5,7,9-pentaen-3-yl)-acetonitrile 869496-46-8 C15H12N2
(4-Cyanomethyl-bicyclo[4.4.1]undeca-1,3,5,7,9-pentaen-3-yl)-acetonitrile
—— 4-chloro-2-methyl-2-butenenitrile 130681-70-8 C5H6ClN
4-chloro-2-methyl-2-butenenitrile
—— 4-ethylhexa-2,3-dienenitrile 2695-58-1 C8H11N
4-ethylhexa-2,3-dienenitrile
—— 4,7,10,13,16-pentaoxanonadecane-1,19-dinitrile 41263-79-0 C14H24N2O5
4,7,10,13,16-pentaoxanonadecane-1,19-dinitrile
—— (4E,8Z)-1-Cyano-4,8-pentacosadiene 90913-60-3 C26H47N
(4E,8Z)-1-Cyano-4,8-pentacosadiene
—— 4-methylhepta-2,3-dienenitrile 65961-69-5 C8H11N
4-methylhepta-2,3-dienenitrile
—— 4-methyl-2,3-pentadienenitrile 2861-04-3 C6H7N
4-methyl-2,3-pentadienenitrile
—— 4-methyl-hexa-2,3-dienenitrile 2861-05-4 C7H9N
4-methyl-hexa-2,3-dienenitrile
—— 4,4-dimethylvaleronitrile 15673-05-9 C7H13N
4,4-dimethylvaleronitrile
—— 4-chloro-<i>trans</i>-crotononitrile 7659-46-3 C4H4ClN
4-chloro-<i>trans</i>-crotononitrile
—— 4-methylcyclohexanecarbonitrile 524048-18-8 C8H13N
4-methylcyclohexanecarbonitrile
—— 4-Chloro-5-phenyl-1-pyridin-2-yl-1H-pyrazole-3-carboxylic acid methyl ester 176232-09-0 C16H12ClN3O2
4-Chloro-5-phenyl-1-pyridin-2-yl-1H-pyrazole-3-carboxylic acid methyl ester
—— 4-Isobutylamino-1-methyl-2-oxo-1,2-dihydro-pyridine-3-carbonitrile 62617-45-2 C11H15N3O
4-Isobutylamino-1-methyl-2-oxo-1,2-dihydro-pyridine-3-carbonitrile
—— 4-amino-2-[4-(1,4-benzodioxan-2-carbonyl)piperazin-1-yl]-6,7-dimethoxyquinoline 90401-97-1 C24H26N4O5
4-amino-2-[4-(1,4-benzodioxan-2-carbonyl)piperazin-1-yl]-6,7-dimethoxyquinoline
—— 4-(2-morpholin-4-yl-ethyl)-3,3-diphenyl-pyrrolidin-2-one 42595-90-4 C22H26N2O2
4-(2-morpholin-4-yl-ethyl)-3,3-diphenyl-pyrrolidin-2-one
—— 4'-Demethylpodophyllotoxin beta-D-benzylidene glucoside 11031-29-1 C34H34O13
4'-Demethylpodophyllotoxin beta-D-benzylidene glucoside
—— 4,5β-dimethyl-2β-(2-methyl-1-propenyl)-1α-formylcyclohex-3-ene 42507-55-1 C13H20O
4,5β-dimethyl-2β-(2-methyl-1-propenyl)-1α-formylcyclohex-3-ene
—— 4H-1,2,4-Triazol-4-amine, phosphate 38104-47-1 C2H7N4O4P
4H-1,2,4-Triazol-4-amine, phosphate
—— 4,16-dimethoxy-10-methyl-9-(2-phenylethyl)-10-azatricyclo[11.4.0.02,7]heptadeca-1(13),2(7),3,5,14,16-hexaen-3-ol;hydron;chloride —— C27H32ClNO3
4,16-dimethoxy-10-methyl-9-(2-phenylethyl)-10-azatricyclo[11.4.0.02,7]heptadeca-1(13),2(7),3,5,14,16-hexaen-3-ol;hydron;chloride
—— 4-Thiazolidinone, 3-ethyl-5-[(phenylamino)methylene]-2-thioxo- 39542-83-1 C12H12N2OS2
4-Thiazolidinone, 3-ethyl-5-[(phenylamino)methylene]-2-thioxo-
—— 4-[(4-Aminophenyl)methyl]aniline;2-(chloromethyl)oxirane;4-[2-(4-hydroxyphenyl)propan-2-yl]phenol —— C31H35ClN2O3
4-[(4-Aminophenyl)methyl]aniline;2-(chloromethyl)oxirane;4-[2-(4-hydroxyphenyl)propan-2-yl]phenol
—— 4-N-[7-chloro-2-[2-(2-chlorophenyl)ethenyl]quinolin-4-yl]-1-N,1-N-diethylpentane-1,4-diamine 10023-54-8 C26H31Cl2N3
4-N-[7-chloro-2-[2-(2-chlorophenyl)ethenyl]quinolin-4-yl]-1-N,1-N-diethylpentane-1,4-diamine
—— 4,4'-Diaminodicyclohexylmethane carbonate 37872-62-1 C14H28N2O3
4,4'-Diaminodicyclohexylmethane carbonate
—— 4-Thiazolidinone, 3-ethyl-5-(1-(2-hydroxyethyl)-4(1H)-pyridinylidene)-2-thioxo- 32112-80-4 C12H14N2O2S2
4-Thiazolidinone, 3-ethyl-5-(1-(2-hydroxyethyl)-4(1H)-pyridinylidene)-2-thioxo-
—— {4-[(Iodoacetyl)oxy]-2,2,6,6-tetramethylpiperidin-1-yl}oxidanyl 36775-20-9 C11H19INO3
{4-[(Iodoacetyl)oxy]-2,2,6,6-tetramethylpiperidin-1-yl}oxidanyl
—— 4-ethynoxy-1-[4-(4-ethynoxy-2,2,5-trimethylpiperidin-1-yl)buta-1,3-diynyl]-2,2,5-trimethylpiperidine;hydron;dichloride —— C24H34Cl2N2O2
4-ethynoxy-1-[4-(4-ethynoxy-2,2,5-trimethylpiperidin-1-yl)buta-1,3-diynyl]-2,2,5-trimethylpiperidine;hydron;dichloride
—— 4-Benzylphenyl diphenyl phosphate 34364-40-4 C25H21O4P
4-Benzylphenyl diphenyl phosphate
—— 4-[(5-chloro-2-oxo-3(2H)-benzothiazolyl)acetyl]-piperazine 33353-30-9 C13H14ClN3O2S
4-[(5-chloro-2-oxo-3(2H)-benzothiazolyl)acetyl]-piperazine
—— 4-(Dipropylamino)benzenediazonium;tetrachlorozinc(2-) —— C24H36Cl4N6Zn
4-(Dipropylamino)benzenediazonium;tetrachlorozinc(2-)
—— 4-Tert-butylphenol;formaldehyde;2-hydroxybenzoic acid 28110-65-8 C18H22O5
4-Tert-butylphenol;formaldehyde;2-hydroxybenzoic acid
—— 4-(Dipropylamino)benzenediazonium 33622-80-9 C12H18N3+
4-(Dipropylamino)benzenediazonium
—— 4-Benzoyl-3-hydroxy-1,2-phenylene bis(6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulphonate) 32060-64-3 C33H18N4O10S2
4-Benzoyl-3-hydroxy-1,2-phenylene bis(6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulphonate)
—— 4-hydroxy-4-oxobut-2-enoate;triethylazanium —— C10H19NO4
4-hydroxy-4-oxobut-2-enoate;triethylazanium
—— 4-(3,4-dichlorophenyl)-4,5-dihydro-1H-imidazol-2-amine —— C9H9Cl2N3
4-(3,4-dichlorophenyl)-4,5-dihydro-1H-imidazol-2-amine
—— 4-Ethyl-2-methylideneoctanoic acid;2-methylprop-2-enoic acid;prop-2-enenitrile;styrene —— C26H37NO4
4-Ethyl-2-methylideneoctanoic acid;2-methylprop-2-enoic acid;prop-2-enenitrile;styrene