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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (+)-(4aS,8aS)-4-ethynyl-4a,5,6,7,8,8a-hexahydro-3,4a,8,8-tetramethyl-naphthalen-2(1H)-one 250127-04-9 C16H22O
    (+)-(4aS,8aS)-4-ethynyl-4a,5,6,7,8,8a-hexahydro-3,4a,8,8-tetramethyl-naphthalen-2(1H)-one
    —— 4-(4-methoxybenzylidene)-3-methyl-1-[4-(3-oxo-3H-benzo[f]chromen-2-yl)thiazol-2-yl]-1H-pyrazol-5(4H)-one 1264292-57-0 C28H19N3O4S
    4-(4-methoxybenzylidene)-3-methyl-1-[4-(3-oxo-3H-benzo[f]chromen-2-yl)thiazol-2-yl]-1H-pyrazol-5(4H)-one
    —— 4-oxo-4<i>H</i>-benzo[<i>d</i>][1,3]oxazine-2-carbaldehyde <i>O</i>-acetyl-oxime 63016-86-4 C11H8N2O4
    4-oxo-4<i>H</i>-benzo[<i>d</i>][1,3]oxazine-2-carbaldehyde <i>O</i>-acetyl-oxime
    —— (4S,8R,12S)-4,8,12-trimethylnonadecan-1-ol 1420626-30-7 C22H46O
    (4S,8R,12S)-4,8,12-trimethylnonadecan-1-ol
    —— 4-(dimethylamino)cycloheptanone methiodide 82323-67-9 C10H20NO*I
    4-(dimethylamino)cycloheptanone methiodide
    —— 4-(2-chloro-4-methylphenyl)-1-methyl-3-(2-pyridyl)-4,6,7,8-tetrahydropyrazolo[3,4-e][1,4]thiazepine 1616360-06-5 C19H19ClN4S
    4-(2-chloro-4-methylphenyl)-1-methyl-3-(2-pyridyl)-4,6,7,8-tetrahydropyrazolo[3,4-e][1,4]thiazepine
    —— [4-(3-isopropyl-4-methoxymethoxybenzyl)-3,5-dimethylphenoxy]acetic acid methyl ester 851227-20-8 C23H30O5
    [4-(3-isopropyl-4-methoxymethoxybenzyl)-3,5-dimethylphenoxy]acetic acid methyl ester
    —— 4-N-[(di-n-butylamino)methylene]-5'-O-[(4-methoxytrityl)sulfenyl]-2'-deoxycytidine 1233510-67-2 C38H46N4O5S
    4-N-[(di-n-butylamino)methylene]-5'-O-[(4-methoxytrityl)sulfenyl]-2'-deoxycytidine
    —— 4-chloro-2-(difluoro(4-fluorophenyl)methyl)pyrrolo[2,1-f][1,2,4]triazine 1204245-26-0 C13H7ClF3N3
    4-chloro-2-(difluoro(4-fluorophenyl)methyl)pyrrolo[2,1-f][1,2,4]triazine
    —— 4-(cyclopenta-2,4-dien-1-ylidenemethyl)-5-methyl-2-phenylpyrazol-3-amine 77746-69-1 C16H15N3
    4-(cyclopenta-2,4-dien-1-ylidenemethyl)-5-methyl-2-phenylpyrazol-3-amine
    —— 4-(4-bromo-3-chloro-phenyl)-2-butyl-5-oxo-4,5,6,8-tetrahydro-1H-pyrano[3,4-b]pyridine-3-carboxylic acid ethyl ester 927670-47-1 C21H23BrClNO4
    4-(4-bromo-3-chloro-phenyl)-2-butyl-5-oxo-4,5,6,8-tetrahydro-1H-pyrano[3,4-b]pyridine-3-carboxylic acid ethyl ester
    —— (4,4'-di-tert-butyl-2,2'-bipyridine)dimethyliodoplatinum(IV)(CH2-4-C6H4CH2CONH-4-C6H4-t-Bu) 1207725-57-2 C39H52IN3OPt
    (4,4'-di-tert-butyl-2,2'-bipyridine)dimethyliodoplatinum(IV)(CH2-4-C6H4CH2CONH-4-C6H4-t-Bu)
    —— 4,6-di-O-benzyl-2-O-tert-butyldimethylsilyl-1,3-O-methylene-neo-inositol 1191990-06-3 C27H38O6Si
    4,6-di-O-benzyl-2-O-tert-butyldimethylsilyl-1,3-O-methylene-neo-inositol
    —— 4-Hydroxy-5-(3-methyl-butyl)-cyclopent-4-ene-1,3-dione 879-30-1 C10H14O3
    4-Hydroxy-5-(3-methyl-butyl)-cyclopent-4-ene-1,3-dione
    —— 4-(3.5-Dinitro-benzoyloxy)-5-oxo-3-methyl-hexancarbonsaeure-methylester 94000-37-0 C15H16N2O9
    4-(3.5-Dinitro-benzoyloxy)-5-oxo-3-methyl-hexancarbonsaeure-methylester
    —— 4-Bromo-N-(2,5-diphenyl-2H-[1,2,3]triazol-4-yl)-benzamide 90733-08-7 C21H15BrN4O
    4-Bromo-N-(2,5-diphenyl-2H-[1,2,3]triazol-4-yl)-benzamide
    —— 4-(5-methyl-1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-2-{[4-(4-methylphenoxy)phenyl](methylsulfonyl)amino}butanoic acid 1369962-18-4 C27H26N2O7S
    4-(5-methyl-1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-2-{[4-(4-methylphenoxy)phenyl](methylsulfonyl)amino}butanoic acid
    —— 4-Chloro-1-(2-methoxyethyl)-2-indoloylguanidine hydrochloride 178050-97-0 C13H15ClN4O2*ClH
    4-Chloro-1-(2-methoxyethyl)-2-indoloylguanidine hydrochloride
    —— 4-Methyl-2-oxo-1,2,6,7,12,12b-hexahydro-indolo[2,3-a]quinolizine-3-carboxylic acid ethyl ester 104331-32-0 C19H20N2O3
    4-Methyl-2-oxo-1,2,6,7,12,12b-hexahydro-indolo[2,3-a]quinolizine-3-carboxylic acid ethyl ester
    —— (+)-(4aS,8aS)-4a,5,6,7,8,8a-hexahydro-3,4a,8,8-tetramethyl-4-trimethylsilylethynylnaphthalen-2(1H)-one 250127-03-8 C19H30OSi
    (+)-(4aS,8aS)-4a,5,6,7,8,8a-hexahydro-3,4a,8,8-tetramethyl-4-trimethylsilylethynylnaphthalen-2(1H)-one
    —— 4-(3,9-diamino-8-chloro-5,6-dihydrobenzo[f]quinazolin-1-yl)-N,N-dimethylbenzenesulfonamide 1040280-97-4 C20H20ClN5O2S
    4-(3,9-diamino-8-chloro-5,6-dihydrobenzo[f]quinazolin-1-yl)-N,N-dimethylbenzenesulfonamide
    —— 4-Methyl-2,3-diphenyl-1H-pyrrolo<2,3-b>pyridin 23612-72-8 C20H16N2
    4-Methyl-2,3-diphenyl-1H-pyrrolo<2,3-b>pyridin
    —— 4,5,6-Trimethyl-2,3-dihydro-6H-<1,3>thiazin-2-thion 53614-79-2 C7H11NS2
    4,5,6-Trimethyl-2,3-dihydro-6H-<1,3>thiazin-2-thion
    —— 4-[1,4]oxazepan-4-yl-butyric acid hydrochloride 1407151-50-1 C9H17NO3*ClH
    4-[1,4]oxazepan-4-yl-butyric acid hydrochloride
    —— [4-[4-[(2,4-Dichlorophenyl)methylamino]thieno[3,2-d]pyrimidin-2-yl]phenyl]-(4-methylpiperazin-1-yl)methanone 940282-47-3 C25H23Cl2N5OS
    [4-[4-[(2,4-Dichlorophenyl)methylamino]thieno[3,2-d]pyrimidin-2-yl]phenyl]-(4-methylpiperazin-1-yl)methanone
    —— (4R,5R)-5-hydroxymethyl-4-vinyldihydrofuran-2(3H)-one 86277-79-4 C7H10O3
    (4R,5R)-5-hydroxymethyl-4-vinyldihydrofuran-2(3H)-one
    —— 4-hydroxybutyl 4-(2-amino-6-((3R)-3-(methylamino)pyrrolidin-1-yl)pyrimidin-4-yl)piperidin-1-carboxylate 1240421-53-7 C19H32N6O3
    4-hydroxybutyl 4-(2-amino-6-((3R)-3-(methylamino)pyrrolidin-1-yl)pyrimidin-4-yl)piperidin-1-carboxylate
    —— [4-(3-iodo-5-isopropyl-4-methoxymethoxybenzyl)-3,5-dimethylphenoxy]acetic acid methyl ester 446312-35-2 C23H29IO5
    [4-(3-iodo-5-isopropyl-4-methoxymethoxybenzyl)-3,5-dimethylphenoxy]acetic acid methyl ester
    —— 4-chloro-5-iodo-N-pentyl-6-(trifluoromethyl)pyrimidin-2-amine 1208987-77-2 C10H12ClF3IN3
    4-chloro-5-iodo-N-pentyl-6-(trifluoromethyl)pyrimidin-2-amine
    —— 4-acetoxy-3-ethoxycarbonyl-2,5-dihydrothiophene 157163-24-1 C9H12O4S
    4-acetoxy-3-ethoxycarbonyl-2,5-dihydrothiophene
    —— 4,4-Dimethyl-8,9-bis(trifluoromethylsulfonyl)-2-oxa-8,9-diazabicyclo[3.3.1]non-6-en-3-one 1062519-26-9 C10H10F6N2O6S2
    4,4-Dimethyl-8,9-bis(trifluoromethylsulfonyl)-2-oxa-8,9-diazabicyclo[3.3.1]non-6-en-3-one
    —— 4-Methyl-1-phenyl-4,5-dihydro-1H-[1,2,3]triazole-4-carboxylic acid amide 136328-12-6 C10H12N4O
    4-Methyl-1-phenyl-4,5-dihydro-1H-[1,2,3]triazole-4-carboxylic acid amide
    —— (4-formylbenzyl)trimethylammonium bromide 1180496-61-0 Br*C11H16NO
    (4-formylbenzyl)trimethylammonium bromide
    —— 4-(2,4-dichloro-phenylazo)-quinoline 100964-63-4 C15H9Cl2N3
    4-(2,4-dichloro-phenylazo)-quinoline
    —— 4-methylphenyl 4,6-O-di-tert-butylsilylidene-2,3-di-O-(4-methoxybenzyl)-1-thio-β-D-galactopyranoside 1242144-06-4 C37H50O7SSi
    4-methylphenyl 4,6-O-di-tert-butylsilylidene-2,3-di-O-(4-methoxybenzyl)-1-thio-β-D-galactopyranoside
    —— 4-methyl-3-methylene-hept-5<i>c</i>-en-2-one 38516-92-6 C9H14O
    4-methyl-3-methylene-hept-5<i>c</i>-en-2-one
    —— 4-({[5-(2-hydroxymethyl-1H-indol-5-yl)-1-methyl-1H-pyrazole-3-carbonyl]-amino}-methyl)-benzoic acid 1222173-71-8 C22H20N4O4
    4-({[5-(2-hydroxymethyl-1H-indol-5-yl)-1-methyl-1H-pyrazole-3-carbonyl]-amino}-methyl)-benzoic acid
    —— 4-oxobutyl 2,3,4-tri-O-benzoyl-β-D-galactopyranoside 1221498-69-6 C31H30O10
    4-oxobutyl 2,3,4-tri-O-benzoyl-β-D-galactopyranoside
    —— 4-methylenebicyclo<3.2.0>heptan-6-one 104923-43-5 C8H10O
    4-methylenebicyclo<3.2.0>heptan-6-one
    —— 4-Oxo-3,3,6-trimethyl-oenanthsaeure-nitril 90977-89-2 C10H17NO
    4-Oxo-3,3,6-trimethyl-oenanthsaeure-nitril
    —— [4-(2,2'-bithiophenyl-5-yl)phenyl](phenyl)methanone 1332462-18-6 C21H14OS2
    [4-(2,2'-bithiophenyl-5-yl)phenyl](phenyl)methanone
    —— 4-(4-(3-fluorophenyl)-6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)-N-(4-methylphenethyl)-4-oxobutanamide 1224393-46-7 C26H27FN2O2S
    4-(4-(3-fluorophenyl)-6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)-N-(4-methylphenethyl)-4-oxobutanamide
    —— 4,7,10-trithiatrideca-2,11-diyne 425615-19-6 C10H14S3
    4,7,10-trithiatrideca-2,11-diyne
    —— 4-(Diphenylphosphinyl)-3-methyl-2,2-bis(trifluormethyl)-1,3-oxazolidin-5-on 141364-28-5 C18H14F6NO3P
    4-(Diphenylphosphinyl)-3-methyl-2,2-bis(trifluormethyl)-1,3-oxazolidin-5-on
    —— 4,4'-bis[(ethoxycarbonyl)(triphenylphosphoranylidene)acetyl]biphenyl 247113-60-6 C58H48O6P2
    4,4'-bis[(ethoxycarbonyl)(triphenylphosphoranylidene)acetyl]biphenyl
    —— (4-methoxyphenylcarbamoyl)methyl diacetate 1419183-13-3 C13H15NO6
    (4-methoxyphenylcarbamoyl)methyl diacetate
    —— 4,4,5,5,5-Pentafluoro-3-pentafluoroethyl-3-trifluoromethyl-pentanoic acid allyl ester 66658-95-5 C11H7F13O2
    4,4,5,5,5-Pentafluoro-3-pentafluoroethyl-3-trifluoromethyl-pentanoic acid allyl ester
    —— 4-Methylpyrimidin-2-sulfonsaeure 7535-37-7 C5H6N2O3S
    4-Methylpyrimidin-2-sulfonsaeure
    —— 4-(2-Oxo-2-piperidin-1-yl-ethoxy)-benzoic acid ethyl ester 42017-91-4 C16H21NO4
    4-(2-Oxo-2-piperidin-1-yl-ethoxy)-benzoic acid ethyl ester
    —— 4-amino-N-(6-methyl-1-(pyrimidin-4-ylamino)isoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide 1446111-91-6 C21H16N8OS
    4-amino-N-(6-methyl-1-(pyrimidin-4-ylamino)isoquinolin-5-yl)thieno[3,2-d]pyrimidine-7-carboxamide