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  •       乐研品牌隶属于上海皓鸿生物医药科技有限公司,专注服务于医药研发领域,拥有享誉业内的自主研发技术能力,秉承“研发实力打造高品质”的理念进行产品的开发,始终致力于为国内外化学和医药研发领域用户提供最优质的产品和最专业的服务,乐研开发和打造的产品系列主要包括:分子砌块、合成试剂、医药中间体和相关的仪器耗材。能满足用户从mg级到kg级、从标准化到定制化的实验室综合需求。 乐研秉承“攻坚科研,冲破壁垒”的态度,依托多年来在新药开发、质量管控等方面的纯熟经验,致力在全球范围内构建一个连接医药研发供需两端的电商服务平台。在乐研商城,科研工作者可以通过多种途径检索目标化合物并实现自助化快速下单,还可以与专业客服人员进行实时沟通,得到客服团队的快速响应。 乐研立志成为促进医药研发领域的有效催化剂,帮您告别繁琐选购,助您加速研发进程。
英文名称 中文名称 CAS号 操作
1,5-Dibromo-3-fluoro-2-iodobenzene 1,5-二溴-3-氟-2-碘苯 202982-76-1 详细
Bis(ethylcyclopentadienyl)vanadium(II) 双(乙基环戊二烯基)钒(II) 55940-04-0 详细
Tert-butyldimethyl(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophen-2-yl)silane 叔丁基二甲基(5-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)噻吩-2-基)硅烷 1073371-74-0 详细
Tert-butyl (5-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)carbamate (2-氯-5-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)吡啶-3-基)氨基甲酸叔丁酯 1105675-61-3 详细
(5-(Benzyloxy)-2,4-dichlorophenyl)boronic acid (5-(苄氧基)-2,4-二氯苯基)硼酸 1256346-47-0 详细
4-Methoxypyrimidine-2-carboximidamide 4-甲氧基嘧啶-2-羧酰胺 1363383-07-6 详细
2-Bromo-6-(pyrrolidin-1-yl)benzaldehyde 2-溴-6-(吡咯烷-1-基)苯甲醛 1375069-38-7 详细
4-Amino-1-benzyl-piperidine-4-carboxylic acid hydrochloride 4-氨基-1-苄基-哌啶-4-羧酸盐酸盐 150435-80-6 详细
1-(tert-Butyl)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole 1-(叔丁基)-5-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)-1H-吡唑 1876473-38-9 详细
(S)-ethyl 3-(aminomethyl)-5-methylhexanoate (Pregabalin Impurity) 3-(氨基甲基)-5-甲基己酸(S)-乙酯(普瑞巴林杂质) 1568110-05-3 详细
EDTA-(S)-1-(4-Aminoxyacetamidobenzyl) (S)-1-(4-氨基氧乙酰氨基苄基)乙二胺四乙酸 1217704-71-6 详细
2'-Cyano-[1,1'-biphenyl]-4-carboxylic acid 2'-氰基-[1,1'-联苯]-4-羧酸 5728-44-9 详细
n-Benzyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide n-苄基-3-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)苯甲酰胺 1048647-68-2 详细
4-Bromophenylboronic acid N-butyldiethanolamine ester 4-溴苯基硼酸N-丁基二乙醇胺酯 1257642-68-4 详细
5-Bromo-1-propyl-1H-indazole 5-溴-1-丙基-1H-吲唑 1280786-76-6 详细
3-Methoxy-5-phenylpyridine 3-甲氧基-5-苯基吡啶 53698-52-5 详细
5-Hydroxy-2-methylbenzyl alcohol 5-羟基-2-甲基苯甲醇 1261454-85-6 详细
2-(2-(Azidomethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-(2-(叠氮甲基)苯基)-4,4,5,5-四甲基-1,3,2-二氧硼烷 1223598-41-1 详细
1,4-Bis[3-(2-pyridyldithio)propionamido]butane 1,4-双[3-(2-吡啶基二硫代)丙酰胺基]丁烷 141647-62-3 详细
(4-Methoxy-2-(methoxycarbonyl)phenyl)boronic acid (4-甲氧基-2-(甲氧基羰基)苯基)硼酸 1256355-40-4 详细
(2-Methoxy-3-(trifluoromethyl)phenyl)boronic acid (2-甲氧基-3-(三氟甲基)苯基)硼酸 1072946-62-3 详细
3-Bromo-6-(4-trifluoromethylphenyl)pyridine 3-溴-6-(4-三氟甲基苯基)吡啶 1215074-30-8 详细
2,2'':7'',2''''-Ter-9,9'-spirobi[9H-fluorene 2,2′′:7′′,2′′′--9,9'-螺旋体[9H-芴 518997-91-6 详细
2-Bromo-6-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine 2-溴-6-甲基-4-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)吡啶 1321518-06-2 详细
2-(2-(Cyclohexylmethoxy)-6-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-(2-(环己基甲氧基)-6-甲氧基苯基)-4,4,5,5-四甲基-1,3,2-二氧硼烷 1204580-87-9 详细
5-(Methoxymethyl)pyridine-3-boronic acid pinacol ester 5-(甲氧基甲基)吡啶-3-硼酸频哪醇酯 1174766-05-2 详细
2,5-Dimethoxy-4-methylbenzoic acid 2,5-二甲氧基-4-甲基苯甲酸 32176-94-6 详细
(2-(Benzyloxy)-4-methoxyphenyl)methanol (2-(苄氧基)-4-甲氧基苯基)甲醇 171817-14-4 详细
2-Chloro-1,3-difluoro-4-iodobenzene 2-氯-1,3-二氟-4-碘苯 202925-06-2 详细
4-Bromo-n-propyl-3-(trifluoromethyl)benzenesulfonamide 4-溴-正丙基-3-(三氟甲基)苯磺酰胺 1020253-00-2 详细
(2-Methoxy-5-(pyridin-4-yl)phenyl)boronic acid (2-甲氧基-5-(吡啶-4-基)苯基)硼酸 196861-33-3 详细
(1h-Benzo[d]imidazol-7-yl)boronic acid (1h-苯并[d]咪唑-7-基)硼酸 499769-95-8 详细
5-(Methoxymethyl)thiophene-2-carboxylic acid 5-(甲氧基甲基)噻吩-2-羧酸 61855-04-7 详细
(2-Methoxy-4-methylphenyl)boronic acid (2-甲氧基-4-甲基苯基)硼酸 198211-79-9 详细
(2-(Thiomorpholinomethyl)phenyl)boronic acid (2-(硫代吗啉代甲基)苯基)硼酸 1158941-47-9 详细
(4,5-Difluoro-2-nitrophenyl)boronic acid (4,5-二氟-2-硝基苯基)硼酸 1150114-59-2 详细
5-Bromo-2-(3-methylphenyl)pyridine 5-溴-2-(3-甲基苯基)吡啶 1215073-45-2 详细
2-(Benzyloxy)isonicotinic acid 2-(苄氧基)异烟酸 467236-25-5 详细
1-(Oxetan-3-yl)piperidin-4-amine 1-(氧杂环丁烷-3-基)哌啶-4-胺 1228948-07-9 详细
1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)-1H-pyrazole 1-(4-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)苄基)-1H-吡唑 1315281-50-5 详细
(2-(Ethylsulfinyl)phenyl)boronic acid (2-(乙基亚磺酰基)苯基)硼酸 1072952-11-4 详细
N-((3S,4R)-1-Benzyl-4-methylpiperidin-3-yl)-N-methyl-7-tosyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine (Tofacitinib Impurity) N-((3S,4R)-1-苄基-4-甲基哌啶-3-基)-N-甲基-7-甲苯磺酰基-7H-吡咯并[2,3-d]嘧啶-4-胺(托法替尼杂质) 2056104-91-5 详细
4-(piperazin-1-yl)benzo[b]thiophene 1-oxide (Brexpiprazole Impurity) 4-(哌嗪-1-基)苯并[b]噻吩1-氧化物(依匹哌唑杂质) 1191900-73-8 详细
2-(2-Pyridylazo)-1-naphthol indicator 2-(2-吡啶偶氮)-1-萘酚指示剂 10335-31-6 详细
N-(2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)butan-1-amine N-(2-(4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷-2-基)苄基)丁-1-胺 1256359-08-6 详细
2,3'-Bipyridin]-5'-amine 2,3'-联吡啶]-5'-胺 1245745-55-4 详细
(2-Methyl-4-(n-methylsulfamoyl)phenyl)boronic acid (2-甲基-4-(n-甲基氨磺酰基)苯基)硼酸 1152274-62-8 详细
Benzyl 2,4-difluorophenyl ether 苄基2,4-二氟苯基醚 152434-86-1 详细
3-Bromo-5-oxazol-5-yl-pyridine 3-溴-5-噁唑-5-基-吡啶 1256819-32-5 详细
4-Hydroxymethyl-2-methoxyphenylboronic acid 4-羟甲基-2-甲氧基苯基硼酸 1448869-97-3 详细
2,4-Dibromo-6-(tert-butyl)phenol 2,4-二溴-6-(叔丁基)苯酚 15460-12-5 详细
(3S,5S,E)-tert-butyl 7-(2-cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl)-3,5-dihydroxyhept-6-enoate (Pitavastatin Impurity) (3S,5S,E)-叔丁基7-(2-环丙基-4-(4-氟苯基)喹啉-3-基)-3,5-二羟基庚-6-烯酸酯(匹伐他汀杂质) 586966-55-4 详细
(2-(1H-Imidazol-1-yl)phenyl)methanamine (2-(1H-咪唑-1-基)苯基)甲烷胺 25373-55-1 详细
2-(Methoxymethyl)benzenemethanol 2-(甲氧基甲基)苯甲醇 62172-88-7 详细
1-(3-Iodophenyl)-2,5-dimethyl-1H-pyrrole 1-(3-碘苯基)-2,5-二甲基-1H-吡咯 217314-37-9 详细
1-(4-(2-Hydroxyethoxy)phenyl)ethanone 1-(4-(2-羟基乙氧基)苯基)乙酮 31769-45-6 详细
Methyl 6-(piperidin-1-yl)nicotinate 6-(哌啶-1-基)烟酸甲酯 132521-82-5 详细
6-Bromo-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole 6-溴-2-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)-1H-吲哚 1218791-00-4 详细
n-(2-Hydroxyethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide N-(2-羟乙基)-4-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)苯甲酰胺 1073353-51-1 详细
5,10,15-Triphenylcorrole 5,10,15-三(苯基)可咯 246231-45-8 详细
2-Fluoro-3-methoxypyridine-4-boronic acid 2-氟-3-甲氧基吡啶-4-硼酸 1451392-01-0 详细
2,6-Dichloro-4-trifluoromethylbenzaldehyde 2,6-二氯-4-三氟甲基苯甲醛 118754-52-2 详细
(6-Hydroxy-2-methylpyridin-3-yl)boronic acid (6-羟基-2-甲基吡啶-3-基)硼酸 1598436-78-2 详细
(3-Fluorocyclobutyl)methanamine hydrochloride (3-氟环丁基)甲胺盐酸盐 1523606-29-2 详细
(6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-(((2-carboxypropan-2-yl)oxy)imino)acetamido)-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate 5-oxide (Ceftazidime Impurity) (6R,7R)-7-((Z)-2-(2-氨基噻唑-4-基)-2-((((2-羧基丙烷-2-基)氧基)亚氨基)乙酰氨基)-8-氧代-3 -(吡啶-1-基-1-基甲基)-5-硫-1-氮杂双环[4.2.0]辛-2-烯-2-羧酸5-氧化物(头孢他啶杂质) 1301254-48-7 详细
2,6-Difluoro-4-methoxybenzamide 2,6-二氟-4-甲氧基苯甲酰胺 125369-57-5 详细
methyl 2-((4R,6S)-6-((E)-2-(2-cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate (Pitavastatin Impurity) 2-((4R,6S)-6-((E)-2-(2-环丙基-4-(4-氟苯基)喹啉-3-基)乙烯基)-2,2-二甲基-1,3-二噁烷-4-基)乙酸甲酯(匹伐他汀杂质) 167934-30-7 详细
(R)-12-((S)-7-Fluoro-6,11-dihydrodibenzo[b,e]thiepin-11-yl)-7-hydroxy-3,4,12,12a-tetrahydro-1H-[1,4]oxazino[3,4-c]pyrido[2,1-f][1,2,4]triazine-6,8-dione (R)-12-((S)-7-氟-6,11-二氢二苯并[b,e]噻吩-11-基)-7-羟基-3,4,12,12a-四氢-1H-[1,4]噁嗪并[3,4-c]吡啶并[2,1-f][1,2,4]三嗪-6,8-二酮 1985605-77-3 详细
1-(7-Amino-3,4-dihydroquinolin-1(2H)-yl)ethanone 1-(7-氨基-3,4-二氢喹啉-1(2H)-基)乙酮 545394-33-0 详细
Ethyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylate 乙基5-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)噻吩-2-羧酸 1150271-60-5 详细
(3-Propoxy-5-(trifluoromethoxy)phenyl)boronic acid (3-丙氧基-5-(三氟甲氧基)苯基)硼酸 1256346-02-7 详细
5-Bromo-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole 5-溴-2-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)-1H-吲哚 1256358-92-5 详细
(6-Ethoxy-2-fluoro-3-methylphenyl)boronic acid (6-乙氧基-2-氟-3-甲基苯基)硼酸 1451391-66-4 详细
(4-((3-Chlorophenoxy)methyl)phenyl)boronic acid (4-((3-氯苯氧基)甲基)苯基)硼酸 1256358-75-4 详细
2-Bromo-6-(diethylamino)benzaldehyde 2-溴-6-(二乙氨基)苯甲醛 1375069-10-5 详细
N6,N6-Dipropyl-4,5,6,7-tetrahydrobenzo[d]thiazole-2,6-diamine (Pramipexole Impurity) N6,N6-二丙基-4,5,6,7-四氢苯并[d]噻唑-2,6-二胺(普拉克索杂质) 104617-76-7 详细
(3-(Propylsulfonamido)phenyl)boronic acid (3-(丙基磺酰氨基)苯基)硼酸 1072945-64-2 详细
(E)-[amino(dimethylamino)methylidene]urea:hydrochloride (Metformin Impurity) (N,N-二甲基氨基甲酰氨基)脲盐酸盐(二甲双胍杂质) 570410-57-0 详细
Methyl 2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole-7-carboxylate 2-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)-1H-吲哚-7-羧酸甲酯 1150271-42-3 详细
(3-Methoxy-5-propoxyphenyl)boronic acid (3-甲氧基-5-丙氧基苯基)硼酸 1256355-14-2 详细
1-(Benzyloxy)-3-bromo-5-chlorobenzene 1-(苄氧基)-3-溴-5-氯苯 1187966-48-8 详细
3-(Bromomethyl)cyclobutane-1-carboxylic acid 3-(溴甲基)环丁烷-1-羧酸 10555-42-7 详细
1-(2-Bromophenyl)-2,5-dimethyl-1H-pyrrole 1-(2-溴苯基)-2,5-二甲基-1H-吡咯 132253-56-6 详细
Bis(3,4-dimethylphenyl)(hydroxy)borane 双(3,4-二甲基苯基)(羟基)硼烷 1072946-23-6 详细
Pt(II) Octaethylporphine ketone 铂(II)八乙基卟啉酮 1262590-31-7 详细
(3-((Tert-butyldimethylsilyl)oxy)-2,4,6-trifluorophenyl)boronic acid (3-((叔丁基二甲基甲硅烷基)氧基)-2,4,6-三氟苯基)硼酸 1072946-65-6 详细
4-Bromo-2-isopropylbenzaldehyde 4-溴-2-异丙基苯甲醛 1114808-82-0 详细
(2-((4-Chlorobenzyl)oxy)-5-fluorophenyl)boronic acid (2-((4-氯苄基)氧基)-5-氟苯基)硼酸 1256358-54-9 详细
2-Isopropoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-6-(trifluoromethyl)pyridine 2-异丙氧基-4-(4,4,5,5-四甲基-1,3,2-二氧硼杂环戊烷-2-基)-6-(三氟甲基)吡啶 1256359-31-5 详细
1-(3-Bromophenyl)-2,5-dimethyl-1H-pyrrole 1-(3-溴苯基)-2,5-二甲基-1H-吡咯 127257-87-8 详细
2,4-Dibromo-3,6-dichloroaniline 2,4-二溴-3,6-二氯苯胺 27761-65-5 详细
(6-(Benzyloxy)-4-methylpyridin-3-yl)boronic acid (6-(苄氧基)-4-甲基吡啶-3-基)硼酸 1451391-35-7 详细
1,3-Difluoro-4-iodo-2-methylbenzene 1,3-二氟-4-碘-2-甲基苯 1208077-89-7 详细
2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-1-tosyl-1H-pyrrole 2-(4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷-2-基)-1-甲苯磺酰基-1H-吡咯 1218790-43-2 详细
(3-Butoxy-5-(trifluoromethoxy)phenyl)boronic acid (3-丁氧基-5-(三氟甲氧基)苯基)硼酸 1256345-96-6 详细
6-Chloro-2,4-difluoroiodobenzene 6-氯-2,4-二氟碘苯 1242339-98-5 详细
2,4-Di(tert-butoxy)pyrimidine-5-carboxaldehyde 2,4-二(叔丁氧基)嘧啶-5-甲醛 172949-72-3 详细
2-(4-(1-Bromoethyl)phenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 2-(4-(1-溴乙基)苯基)-4,4,5,5-四甲基-1,3,2-二氧杂硼杂环戊烷 1422655-36-4 详细
N-Isopropyl 4-bromo-3-methylbenzamide N-异丙基4-溴-3-甲基苯甲酰胺 1020252-77-0 详细
(Z)-1,2-Bis(4-(5-morpholino-6-oxo-3,6-dihydropyridin-1(2H)-yl)phenyl)diazene 1-oxide (Apixaban Impurity) (Z)-1,2-双(4-(5-吗啉代-6-氧代-3,6-二氢吡啶-1(2H)-基)苯基)二氮杂1-氧化物(阿哌沙班杂质) 1998079-16-5 详细
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