| 165119-46-0 | 
					4-(4-BROMOPHENYL)-TETRAHYDRO-2H-PYRAN-4-OL | 
					4-(4-溴苯基)四氢吡喃-4-醇;4-(4-溴苯基)-四-2H-吡喃-4-酮 | 
					C11H13BrO2 | 
					257.126 | 
					
					| 1217442-62-0 | 
					4-Hydroxyestradiol  4-methyl-13C,d3  ether,  4-Methoxy-13C,d | 
					4-甲氧基-13C,D3-雌二醇;4-羟雌甾二醇 4-甲醚-13C,D3;1,3,5(10)-雌甾三烯-2,3,17-三醇 4-甲醚-13C,D3;3,17Β-二羟基-4-甲氧基-13C,D3-1,3,5(10)-雌甾三烯;3,4,17Β-三羟基-1,3,5(10)-雌甾三烯 4-甲醚-13C,D3 | 
					13CC18D3H23O3 | 
					0 | 
					
					| 2095-18-3 | 
					4-BroMo-o-xylene | 
					 | 
					C8H9Br | 
					185.06106 | 
					
					| 591242-96-5 | 
					4-Chloro-N-(4-fluoro-2-Methylphenyl)benzaMide, 97% | 
					4-氯-N-(4-氟-2-甲基苯基)苯甲酰胺 | 
					C14H11ClFNO | 
					263.6946432 | 
					
					| 294889-56-8 | 
					4-amino-N-(pyridin-2-ylmethyl)benzenesulfonamide | 
					4-氨基-N-(2-吡啶基甲基)苯磺酰胺;4-氨基-N-(吡啶-2-基甲基)苯磺酰胺 | 
					C12H13N3O2S | 
					263.31552 | 
					
					| 885518-81-0 | 
					4-HYDROXY-6-NITROINDAZOLE | 
					6-硝基-4-羟基吲唑;4-羟基-6-硝基-吲唑 | 
					C7H5N3O3 | 
					179.1329 | 
					
					| 1089687-06-8 | 
					4,4'-Bis(2-ethyl-hexyl)-5,5'-bis(triMethyltin)-dithieno[3,2- | 
					2,3-D]硅杂环戊二烯];[4,4\'-双(2-乙基己酯 )-5,5\'-双(三甲基锡)-噻吩[3,2-B;4,4\'-双(2-乙基己酯 )-5,5\'-双(三甲基锡)-噻吩[3,2-B:2,3-D]硅杂环戊二烯;4,4\'-双(2-乙基己酯 )-5,5\'-双(三甲基锡)-噻吩[3,2-B:2,3-D]硅杂环戊二烯 1G | 
					 | 
					0 | 
					
					| 3834-66-0 | 
					4-Fluorobenzil | 
					4-氟苯偶酰 | 
					C14H9FO2 | 
					228.2184632 | 
					
					| 51688-76-7 | 
					4-aMino-3-isopropylbenzoic acid | 
					4-氨基-3-异丙基苯甲酸 | 
					C10H13NO2 | 
					179.21572 | 
					
					| 889941-65-5 | 
					4-Amino-azepane-1,4-dicarboxylic acid 1-tert-butyl ester | 
					4-氨基-1-BOC-氮杂环庚烷-4-羧酸 | 
					C12H22N2O4 | 
					258 | 
					
					| 1315605-26-5 | 
					4-BroMo-2,7-dihexylbenzo[lMn][3,8]phenanthroline-1,3,6,8-tet | 
					N,N′-二正丁基-3,4,9,10-苝二甲酰亚胺 | 
					 | 
					0 | 
					
					| 1219804-03-1 | 
					4-OHPropranolol-d7 HCl | 
					4-羟普萘洛尔-D7;4-羟基普萘洛尔-D7 | 
					 | 
					0 | 
					
					| 859783-50-9 | 
					4-Methyl-2-(naphthalen-1-ylMethyl)aniline | 
					4-甲基-2-(萘-1-基甲基)苯胺 | 
					C18H17N | 
					247.33428 | 
					
					| 163527-47-7 | 
					4-(3-NITRO-[1,2,4]TRIAZOL-1-YL)-BUTYRIC ACID | 
					4-(3-硝基-1,2,4-三唑-1-基)丁酸;4-(3-硝基-[1,2,4]三唑-1-基)-丁酸 | 
					C6H8N4O4 | 
					200.15 | 
					
					| 1289387-34-3 | 
					4-(4-Chloro-benzenesulfonylMethyl)-piperidine hydrochloride | 
					4-(4-氯-苯磺酰基甲基)-哌啶盐酸盐 | 
					C12H17Cl2NO2S | 
					310.23988 | 
					
					| 1218790-49-8 | 
					4-(Propargylaminocarbonyl)phenylboronic acid pinacol ester | 
					4-(2-丙炔基氨基甲酰)苯基硼酸频哪醇酯;[4-(丙-2-炔基胺-1-羰基)苯基]硼酸频哪醇酯;N-(2-丙炔基)-4-(4,4,5,5-四甲基-1,3,2-二氧杂戊硼烷-2-基)苯甲酰胺 | 
					C16H20BNO3 | 
					285.15 | 
					
					| 924871-17-0 | 
					4,5,6,7-Tetrahydrothieno[2,3-c]pyridine-3-carboxylic acid | 
					4,5,6,7-四氢噻吩并[2,3-C]吡啶-3-羧酸 | 
					C8H9NO2S | 
					183.22756 | 
					
					| 1020718-84-6 | 
					4-N-Acetylaminobenzene-d5-sulfonyl Chloride | 
					4-(乙酰氨基-D)-苯-2,3,5,6-D4-磺酰氯 | 
					C8H3ClD5NO3S | 
					238.70282889 | 
					
					| 68211-16-5 | 
					4,6,7-Trichlorocinnoline | 
					4,6,7-三氯噌啉 | 
					C8H3Cl3N2 | 
					233.48182 | 
					
					| 34443-07-7 | 
					4-(1H-IMIDAZOL-4-YL)-BENZONITRILE | 
					4-(1H-咪唑-4-基)苯甲腈 | 
					C10H7N3 | 
					169.18268 | 
					
					| 17098-76-9 | 
					4-N-ButylCyclohexylBenzene | 
					 | 
					C16H24 | 
					216.36176 | 
					
					| 1256346-35-6 | 
					4-Chloro-3-isopropoxyphenylboronic acid | 
					4-氯-3-异丙氧基苯硼酸 | 
					C9H12BClO3 | 
					214.45378 | 
					
					| 1134327-89-1 | 
					4-Oxo-3,4-dihydro-1H-isoquinoline-2-carboxylic acid tert-but | 
					4-酮-3,4-二氢-1H-异喹啉-2-羧酸叔丁酯 | 
					 | 
					0 | 
					
					| 7454-73-1 | 
					4-bromo-N-(2,4-dimethylphenyl)benzenesulfonamide | 
					4-溴-N-(2,4-二甲基苯基)苯磺酰胺 | 
					C14H14BrNO2S | 
					340.23546 | 
					
					| 123343-96-4 | 
					4-Methoxy-2-Methyl-5-nitroaniline | 
					2-甲基-4-甲氧基-5-硝基苯胺 | 
					C8H10N2O3 | 
					182.1766 | 
					
					| 482376-26-1 | 
					4-(ChloroMethyl)-2-(naphthalen-2-yl)pyridine | 
					4-(氯甲基)-2-(萘-2-基)吡啶 | 
					C16H12ClN | 
					253.72618 | 
					
					| 1152635-39-6 | 
					4-Chloro-2-fluoro-N-(3-fluorobenzyl)aniline, 97% | 
					4-氯-2-氟-N-(3-氟苄基)苯胺 | 
					C13H10ClF2N | 
					253.6750064 | 
					
					| 1044764-11-5 | 
					4-[1-[[4-[(tert-Butoxy)carbonyl]phenyl]methyl]-1H-indol-4-yl | 
					4-[1-[[4-[叔丁氧羰基]苯基]甲基]-1H-吲哚-4-基]-1-哌嗪羧酸叔丁酯 | 
					C29H37N3O4 | 
					491.62178 | 
					
					| 1083169-00-9 | 
					4-BROMO-2-METHOXY-6-METHYLPYRIDINE | 
					4-溴-2-甲氧基-6-甲基吡啶 | 
					C7H8BrNO | 
					202.04852 | 
					
					| 1218790-48-7 | 
					4-(1,3-Dimethyl-2,4,6-trioxohexahydropyrimidin-5-ylidenemeth | 
					4-(1,3-二甲基-2,4,6-三氧代六氢嘧啶-5-亚基甲基)苯硼酸频哪醇酯;1-(5-亚苄基-1,3-二甲基嘧啶-2,4,6(1H,3H,5H)-三酮)-4-硼酸频哪醇酯;1,3-二甲基-5-[4-(4,4,5,5-四甲基-[1,3,2]二氧杂硼烷-2-基)-亚苄基]-嘧啶-2,4,6-三酮;5-[4-(4,4,5,5-四甲基-[1,3,2]二氧杂硼烷-2-基)-亚苄基]-1,3-二甲基嘧啶-2,4,6(1H,3H,5H)-三酮 | 
					C19H23BN2O5 | 
					370.20732 | 
					
					| 58631-74-6 | 
					4-(5-(1-carboxyethyl)thiophen-2-yl)butanoic acid | 
					4-(5-(1-羧乙基)噻吩-2-基)丁酸 | 
					C11H14O4S | 
					242.29146 | 
					
					| 769163-28-2 | 
					4-chloro-2-(ethylthio)pyridine | 
					4-氯-2-(乙基硫代)吡啶 | 
					C7H8ClNS | 
					174 | 
					
					| 873387-81-6 | 
					4-Bromo-3-iodobenzaldehyde | 
					4-溴-3-碘苯甲醛 | 
					C7H4BrIO | 
					310.91453 | 
					
					| 681292-77-3 | 
					4-Chloro-3-propoxyphenylboronic acid | 
					4-氯-3-丙氧基苯硼酸 | 
					C9H12BClO3 | 
					214.45378 | 
					
					| 887833-51-4 | 
					4-[4-(3-METHYLBUTANOYL)PIPERAZIN-1-YL]ANILINE | 
					{4-[4-(3-甲基丁酰)哌嗪-1-基]苯基}胺;1-[4-(4-氨基苯基)-1-哌嗪]-3-甲基丁-1-酮;1-[4-(4-氨基苯基)哌嗪-1-基]-3-甲基丁-1-酮;1-[4-(4-氨基苯基)哌嗪-1-基]-3-甲基-丁-1-酮 | 
					C15H23N3O | 
					261.36 | 
					
					| 91092-95-4 | 
					4-Hydroxy-6-Methoxy-quinoline-2-carboxylic acid | 
					4-肼基-6-甲氧基喹啉-2-羧酸 | 
					C11H9NO4 | 
					219.19346 | 
					
					| 1032400-11-5 | 
					4-AMino-2-furancarboxylic Acid | 
					4-氨基-2-呋喃羧酸 | 
					C5H5NO3 | 
					127.0981 | 
					
					| 21037-81-0 | 
					4-Propyl-1H-pyrazole | 
					4-丙基-1H-吡唑 | 
					C6H10N2 | 
					110.157 | 
					
					| 865838-13-7 | 
					4H-Cyclopenta-1,3-dioxol-4-ol, 3a,6a-dihydro-2,2-diMethyl-4- | 
					(3AS,4R,6AS)-2,2-二甲基-4 - ((三苯甲基氧基)甲基)-4,6A二氢-3AH-环 | 
					C28H28O4 | 
					428.51952 | 
					
					| 1322091-22-4 | 
					4-fluoro-2-(p-tolylethynyl)benzaldehyde | 
					4-氟-2-(甲基苯乙炔基)苯甲醛 | 
					C16H11FO | 
					238.2563432 | 
					
					| 18714-17-5 | 
					4-Phenylpyridine-2-carboxylic acid methyl ester | 
					4-苯基吡啶甲酸甲酯 | 
					C13H11NO2 | 
					213.23194 | 
					
					| 89853-27-0 | 
					4-Amino-6-methyl-2-(methylsulfanyl)-pyrimidine-5-carbonitril | 
					4-氨基-6-甲基-2-甲硫基-5-氰基嘧啶 | 
					C7H8N4S | 
					180.23022 | 
					
					| 869535-77-3 | 
					4-((1-AMinocyclopropyl)Methyl)phenol | 
					4-((1-氨基环丙基)甲基)苯酚 | 
					C10H13NO | 
					163.21632 | 
					
					| 1256358-43-6 | 
					4-(2-CyanophenylMethoxy)phenylboronic acid | 
					4-(2-氰基苯基甲氧基)苯硼酸 | 
					C14H12BNO3 | 
					253.06098 | 
					
					| 77063-74-2 | 
					4,9-Bis[(3,3-dimethyloxiranyl)methoxy]-7H-furo[3,2-g][1]benz | 
					4,9-双[(3,3-二甲基环氧乙烷基)甲氧基]-7H-呋喃并[3,2-G][1]苯并吡喃-7-酮 | 
					C21H22O7 | 
					386.39518 | 
					
					| 212201-70-2 | 
					4H-1,2,4-Triazole-4-carboxaMide, 1-(2,4-dichlorophenyl) -N-( | 
					1-(2,4-二氯苯基)-N-(2,4-二氟苯基)-1,5-二氢-N-异丙基-5-氧代-4H-1,2,4-三氮唑-4-甲酰胺 | 
					C18H14Cl2F2N4O2 | 
					427.2321664 | 
					
					| 239800-93-2 | 
					4-(1H-IMIDAZOL-2-YL)-PIPERIDINE HCL | 
					4-(1H-咪唑基-2-基)哌啶盐酸盐 | 
					C8H14ClN3 | 
					187.67 | 
					
					| 79867-70-2 | 
					4-AMINO-N-(1-PHENYLETHYL)BENZENESULFONAMIDE | 
					4-氨基-N-(1-苯基乙基)苯磺酰胺 | 
					C14H16N2O2S | 
					276.35 | 
					
					| 6884-98-6 | 
					4-chloro-N-(2-ethylphenyl)benzenesulfonamide | 
					4-氯-N-(2-乙基苯基)苯磺酰胺 | 
					C14H14ClNO2S | 
					295.78446 | 
					
					| 3878-43-1 | 
					4,4'-Di(glycidyloxy)diphenyl sulfone | 
					4,4\'-磺酰基二苯酚二缩水甘油醚 | 
					C18H18O6S | 
					362.39692 |