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Shanghai Haohong Scientific Co., Ltd.??? ?? ??? ?????.

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-400-8210725
???:malulu@leyan.com
??:China
URL: https://www.leyan.com/
? ?? ?:39988
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2-Chloro-6-methyl-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine1309982-64-6C12H17BClNO2
3-Isopropylcyclobutane-1-carboxylic acid3-???????????????13363-91-2C8H14O2
4-((4-Aminopiperidin-1-yl)methyl)benzonitrile hydrochloride4-(4-???-????-1-???)-????????1353977-72-6C13H18ClN3
(R)-N-(Tetrahydro-2H-pyran-3-yl)benzamide(R)-N-(???????-2H-??-3-?)????1347675-92-6C12H15NO2
Apixaban Impurity 42132577-23-2C12H14N2O4
2,5-Difluoro-4-hydrazinylbenzonitrile2,5-?????-4-(?????)-?????129946-63-0C7H5F2N3
1,2,3,4-Tetrahydro-8,11-dihydroxy-4-(2-hydroxyethyl)-6-[[2-[(2-hydroxyethyl)amino]ethyl]amino]naphtho[2,3-f]quinoxaline-7,12-dione137132-70-8C22H26N4O6
3-Cinnolinecarboxylic acid, 1-(4-chlorophenyl)-1,4-dihydro-5-(2-methoxyethoxy)-4-oxo-???130561-48-7C18H15ClN2O5
7-Benzyl-2,7-diazaspiro[3.5]nonane7-BENZYL-2,7-DIAZASPIRO[3.5]??135380-52-8C14H20N2
rel-Benzyl (1R,5S,6r)-6-(hydroxymethyl)-3-azabicyclo[3.1.0]hexane-3-carboxylate??-3-Cbz-3-???????[3.1.0]??-6-???134575-14-7C14H17NO3
1-Cyclopropyl-6-fluoro-8-hydroxy-7-((4aR,7aR)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrobromide1292904-74-5C20H23BrFN3O4
(3aR,4R,7S,7aS)-2-(((1S,2S)-2-((4-(benzo[d]isothiazol-3-yl)piperazin-1-yl)methyl)cyclohexyl)methyl)hexahydro-1H-4,7-methanoisoindole-1,3(2H)-diones,s-??-????HCl1318074-27-9C28H36N4O2S
3-Fluoro-4-(methoxymethyl)aniline3-????-4-(?????)???1341785-86-1C8H10FNO
Propargyl-PEG6-Boc????-PEG6-t-??????1355197-95-3C20H36O8
N-(((9H-fluoren-9-yl)methoxy)carbonyl)-N-hexylglycine1374785-50-8C23H27NO4
5-methoxy-1-((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)-2-(((4-methoxy-3,5-dimethylpyridin-2-yl)methyl)thio)-1H-benzo[d]imidazole (Omeprazole Impurity）1346600-29-0C26H30N4O3S
Azilsartan impurity D1348337-81-4C24H18N4O4
[2,2':5',2''-Terthiophene]-5,5''-dicarbaldehyde13130-50-2C14H8O2S3
Avanafil Impurity 291364671-52-2C19H19ClN6O3S
1,5-Diphenyl-1H-pyrazole-3-carboxylic acid1,5-???-1H-???-3-?????13599-22-9C16H12N2O2
Desloratadine Impurity 20??????130642-50-1C20H23ClN2O
2-Chloro-N-(1-phenylethyl)acetamide2-???-N-(1-????)??????13230-80-3C10H12ClNO
7-Bromo-5H-pyrrolo[3,2-d]pyrimidin-4-amine7-???-5H-???[3,2-d]????-4-??1311275-33-8C6H5BrN4
3-Ethynyl-3-methyloxetane3-???-3-?????1290541-27-3C6H8O
N-Ethyloxetan-3-amineN-?????-3-??1341989-73-8C5H11NO
5-(4'-((2-Butyl-4-chloro-5-(isopropoxymethyl)-1H-imidazol-1-yl)methyl)-[1,1'-biphenyl]-2-yl)-1H-tetrazole (Losartan Impurity)1332713-64-0C25H29ClN6O
4-Chloro-6-(4-chlorophenyl)-2-phenylpyrimidine4-???-6-(4-?????)-2-??????1354749-13-5C16H10Cl2N2
(R)-((2R,5S)-5-(4-Aminobenzyl)pyrrolidin-2-yl)(phenyl)methanol1295539-30-8C18H22N2O
n-(Tert-butoxycarbonyl)-n-methyl-l-alloisoleucine136092-80-3C12H23NO4
4-((4-Methoxybenzylidene)amino)benzonitrile4-[(4-???????)???]?????13036-19-6C15H12N2O
2,4-Dichloro-6-(methylthio)-1,3,5-triazine2,4-????-6-(????)-1,3,5-????13705-05-0C4H3Cl2N3S
(4-Hydroxyphenyl)(p-tolyl)methanone4-?????-4'-??????134-92-9C14H12O2
2-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine-3-carbaldehyde2-????-3-??????-4-??????????1310384-06-5C12H15BFNO3
2,2-Difluorobenzo[d][1,3]dioxole-5-carbonitrile5-???-2,2-?????-1,3-?????135132-34-2C8H3F2NO2
3,5-Bis((tert-butoxycarbonyl)amino)benzoic acid3,5-BIS-BOC-??????133887-83-9C17H24N2O6
2-Fluoro-4-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine2-????-4-?????-5-??????????1363192-17-9C12H17BFNO2
(1R,2R,4S,5S,7r)-7-(2-Hydroxy-2,2-di(thiophen-2-yl)acetoxy)-9,9-dimethyl-3-oxa-9-azatricyclo[3.3.1.02,4]nonan-9-ium bromide (Tiotropium Bromide Impurity)136521-48-7C19H22BrNO4S2
2-(4-Ethylphenoxy)-N,N-dimethylethanamine2-(4-?????)-N,N-???????1339903-09-1C12H19NO
4-Bromo-2-nitropyridin-3-amine4-???-2-??????-3-??1305317-30-9C5H4BrN3O2
7-Benzyl-1-oxo-2,7-diazaspiro[3.5]nonane1334536-88-7C14H18N2O
4,5-Bis(2-cyanoethylthio)-1,3-dithiole-2-thione4,5-??(2-???????)-1,3-???-2-??132765-35-6C9H8N2S5
Boc-NH-PEG3-propargyl1333880-60-6C14H25NO5
Tris(cyclopentadienyl)samarium(III)???(?????????)???1298-55-1C15H15Sm15*
Gadobutrol Impurity 1431,4,7,10-?????(????????)-1,4,7,10-????????????137076-50-7C24H44N4O8
Thallium(III) nitrate trihydrate, 99.5%13453-38-8H6N3O12Tl
Imidazolidin-4-one hydrochloride??????-4-????1373253-20-3C3H7ClN2O
3,5-Dibromo-1H-pyrazolo[3,4-c]pyridine1357946-78-1C6H3Br2N3
N-(5-Bromo-2-methylpyridin-3-yl)acetamideN-(5-???-2-?????-3-?)??????1301214-71-0C8H9BrN2O
5,10-Dibromonaphtho[1,2-c:5,6-c']bis([1,2,5]thiadiazole)133546-50-6C10H2Br2N4S2
BT-2Th6Sn1337988-42-7C32H48N2S3Sn2
2-Pyrimidinethiol2-??????(9CI)131242-36-9C4H4N2S
2-((tert-Butoxycarbonyl)amino)-4-chlorobenzoic acid?????,N-BOC-4-CHLORO136290-47-6C12H14ClNO4
(R,R'')-2,2''-Bis(diphenylphosphino)-1,1''-biferrocen(R,R")-2,2"-??(???????)-1,1"-????136274-57-2C34H26P2.2C5H5.2Fe
11-Ethyl-4-methyl-5,11-dihydro-6h-dipyrido[3,2-b:2',3'-e][1,4]diazepin-6-one133627-17-5C14H14N4O
6-Chloro-1-(oxan-2-yl)pyrazolo[4,3-c]pyridine1353637-44-1C11H12ClN3O
6-Bromo-7-methyl-1h-indazole1H-???,6-broMo-7-??-1337880-06-4C8H7BrN2
2-(tert-Butoxycarbonyl)-5-thia-2-azaspiro[3.4]octane-8-carboxylic acid 5,5-dioxide1340481-81-3C12H19NO6S
(Z)-3-(6-Fluoro-1H-indol-3-yl)acrylonitrile1350543-67-7C11H7FN2
Methyl (2S)-2-((tert-butoxycarbonyl)amino)-3-(2-oxopyrrolidin-3-yl)propanoate1350624-45-1C13H22N2O5
1-((4-Bromophenyl)sulfonyl)pyrrolidine136350-52-2C10H12BrNO2S
N-((Benzyloxy)carbonyl)-O-trityl-l-serineZ-SER(TRT)-?1330286-53-7C30H27NO5
(e)-3-(4-(Hydroxymethyl)phenyl)acrylic acid1332370-00-9C10H10O3
n,n-Dimethyl-2-[7-methyl-2-(4-methylphenyl)imidazo[1,2-a]pyridin-3-yl]acetamide1346600-85-8C19H21N3O
6-Fluoro-1,3-dihydro-2H-pyrrolo[3,2-b]pyridin-2-one136888-22-7C7H5FN2O
Sodium hexachloroosmate(IV)????????????(IV)1307-81-9Cl6Na2Os
tert-Butyl N-[3-(hydroxymethyl)oxetan-3-yl]carbamate3-(Boc-aMino)???-3-Me…1363382-11-9C9H17NO4
Mecrylate?? 2-?????????137-05-3C5H5NO2
5-(2-ethoxy-5-(4-methylpiperazine-1-carbonothioyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidine-7(6H)-thione (Sildenafil Impurity）1333233-46-7C23H30N6OS2
2-(Dimethylamino)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzaldehyde4-(??????)-5-???????????????1356400-78-6C15H22BNO3
3,4-Dichloro-2-fluorobenzaldehyde1349718-54-2C7H3Cl2FO
Zinc tungsten oxide, 99.9% (metals basis)??? ?? ???????13597-56-3O4WZn
5-[(Z)-(5-Fluoro-1,2-dihydro-2-oxo-3H-indol-3-ylidene)methyl]-N,N,2,4-tetramethyl-1H-pyrrole-3-carboxamide1348032-93-8C18H18FN3O2
Tert-butyl((3,4-dihydro-2H-pyran-6-yl)oxy)dimethylsilane130650-09-8C11H22O2Si
4-(Aminomethyl)-1,2-dihydropyridin-2-one2(1H)-????,4-(?????)-(9CI)131052-82-9C6H8N2O
Boc-Glu-OfmN-??-tert-????????-??????-???????????133906-29-3C24H27NO6
cis-7,10,13,16-Docosatetraenoic acid methyl esterCIS-7,10,13,16,19-DOCOSA-???????????13487-42-8C23H38O2
methyl 5,5-difluoropiperidine-3-carboxylate hydrochloride??5,5-?????-3-??????????????1359656-87-3C7H12ClF2NO2
2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyridin-1(2H)-yl)pyrimidine1312479-75-6C15H22BN3O2
N,N'-Dimethyl-N,N'-bis(2-pyridylmethyl)ethane-1,2-diamine136768-57-5C16H22N4
[1,1'-Biphenyl]-2-yl diphenyl phosphate2-??????????132-29-6C24H19O4P
(R)-(6,6'-Dimethoxybiphenyl-2,2'-diyl)bis[bis(4-methylphenyl)phosphine]133545-24-1C42H40O2P2
3-Fluoro-5H,6H,7H-pyrrolo[3,4-b]pyridine hydrochloride3-????-6,7-????-5H-???[3,4-b]??????1346808-65-8C7H8ClFN2
Methyl 5-(3-pyridyl)isoxazole-3-carboxylate??5-(3-???)????-3-???????1375064-46-2C10H8N2O3
2-Chloro-5-methyl-1H,4H,5H-pyrrolo[3,2-d]pyrimidin-4-one129872-84-0C7H6ClN3O
3,4-Bis(cyclopropylmethoxy)benzoic acid???,3,4-??(?????????)-1369851-30-8C15H18O4
Dimethyl 2,5-dibromoisophthalate???2,5-???????????1337958-87-8C10H8Br2O4
N-isopentylacetamideN-(3-????)??????13434-12-3C7H15NO
5-(2-Carboxyphenoxy)isophthalic acid1361345-85-8C15H10O7
1-Methyl-1h-indol-6-ol130570-60-4C9H9NO
PDI610-2Br1374838-69-3C56H72Br2N2O4
Tris(cyclopentadienyl)ytterbium(III)???(????????)????1295-20-1C15H15Yb15*
Ethyl 2-(3-carbamoyl-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylate1346238-15-0C18H22N2O4S
Thiol-C9-PEG4130727-41-2C17H36O4S
(3R,3AR,6S,6aR)-hexahydrofuro[3,2-b]furan-3,6-diyl diacetate13042-38-1C10H14O6
(4-Chlorophenyl)(1H-pyrrol-2-yl)methanone(4-?????)(1H-??-2-?)???13169-71-6C11H8ClNO
(2S,3R,4S,5R,6R)-2-((4-chloro-1H-indol-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol135313-63-2C14H16ClNO6
1,2-Bis(dibromomethyl)-4-nitrobenzene13209-16-0C8H5Br4NO2
Tris[2-[1-[2,4-bis(1-methylethyl)-3-dibenzofuranyl]-1H-imidazol-2-yl-κN3]phenyl-κC]iridium1331833-06-7C81H78IrN6O3+3
Methyl 5-methylpyridazine-4-carboxylate??5-??????-4-???????1363383-02-1C7H8N2O2
Methyl amino(3-chlorophenyl)acetate hydrochloride1351586-91-8C9H11Cl2NO2
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