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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/
? ?? ?:39990
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3-Formyl-4-methylbenzoic acid3-??-4-?????69526-89-2C9H8O3
1-C-[4-Chloro-3-[(4-ethoxyphenyl)methyl]phenyl]-D-glucopyranose461432-27-9C21H25ClO7
Methyl 2-bromo-6-chloroisonicotinate??2-broMo-6-???????????1206250-22-7C7H5BrClNO2
2,6-Difluoro-3-methoxyphenol2,6-?????-3-?????886498-60-8C7H6F2O2
(2-Bromo-4-chlorophenyl)methanol(2-???-4-?????)???143888-84-0C7H6BrClO
Ethyl 2-bromo-6-chlorobenzoate933672-18-5C9H8BrClO2
4-Chloro-2-(trifluoromethyl)benzyl alcohol4-???-2-(????????)?????773872-13-2C8H6ClF3O
5-Bromo-2-butoxy-3-methylpyridine5-???-2-???-3-?????1261895-63-9C10H14BrNO
2-Chloro-3-formyl-4-picoline2-???-3-???-4-???884495-45-8C7H6ClNO
Methyl 5,6-dimethylnicotinate??5,6-?????????1174028-18-2C9H11NO2
4,4-Dimethylthiochroman4,4-???-?????66165-06-8C11H14S
(R)-N-(1-(1-acryloylpiperidin-3-yl)-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-4-yl)acrylamide (Ibrutinib Impurity）2031255-27-1C28H26N6O3
2-Methylthiophene-3-carbaldehyde2-?????-3-????????84815-20-3C6H6OS
3-Bromo-5-ethoxybenzoic acid3-???-5-??????855198-27-5C9H9BrO3
7-Fluoro-6,11-dihydrodibenzo[b,e]thiepin-11-ol1820001-72-6C14H11FOS
(+)-cis-Limonene oxide(+)-CIS-???1,2-?????4680-24-4C10H16O
2-Bromo-4-fluoro-1-isopropoxybenzene2-(2'-???-4'-???????)???202865-79-0C9H10BrFO
2,4,6-Trimethoxypyridine2,4,6-????????91591-88-7C8H11NO3
Tetrahydro-4H-pyran-4,4-dicarbonitrile????-2H-??-4,4(3H)-???????111511-90-1C7H8N2O
(3R,5S,E)-tert-butyl 7-(4-(4-fluorophenyl)-2-(2-hydroxy-N,2-dimethylpropylsulfonamido)-6-isopropylpyrimidin-5-yl)-3,5-dihydroxyhept-6-enoate (Rosuvastatin Impurity）1714147-49-5C29H42FN3O7S
(S)-ethyl 2-amino-2-(2-chlorophenyl)acetate (2R,3R)-2,3-dihydroxysuccinate (Clopidogrel Impurity）1195954-07-4C10H12ClNO2
((hydroxy((((R)-1-(6-((hydroxymethyl)amino)-9H-purin-9-yl)propan-2-yl)oxy)methyl)phosphoryl)oxy)methyl isopropyl carbonate (Tenofovir Impurity）1244022-55-6C15H24N5O8P
(R)-1-(6-Amino-3H-purin-3-yl)propan-2-ol (Tenofovir Impurity）1643116-22-6C8H11N5O
4-(4-Amino-3-(4-amino-3-fluorophenoxy)phenoxy)-N-methylpicolinamide (Regorafenib Impurity)2098799-12-1C19H17FN4O3
Cesium fluoroaluminate138577-01-2AlCsFH5
(E)-2′-Hydroxychalcone(E)-2'-???????888-12-0C15H12O2
(R)-N-Methyltetrahydrofuran-3-amine hydrochloride3-(R)-N-??-????????-3-?-?????1292324-63-0C5H12ClNO
5-(2-Isopropyl-4-methoxyphenoxy)pyrimidine-2,4-diamine5-(2-?????-4-???-???)-????-2,4-???865304-71-8C14H18N4O2
Methyl 1-cyclopropyl-6,7-difluoro-8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate (Moxifloxacin Impurity)141290-02-0C15H13F2NO4
1,2,3,4,5,6-Hexa-O-[11-[4-(4-hexylphenylazo)phenoxy]undecanoyl]-D-mannitol1,2,3,4,5,6-??-O-[11-[4-(4-??????)???]?????]-D-???1093077-77-0C180H254N12O18
Tris(4-(5-phenylthiophen-2-yl)phenyl)amine803727-09-5C48H33NS3
4-(benzo[b]thiophen-4-yl)-1-(4-((2-oxo-1,2-dihydroquinolin-7-yl)oxy)butyl)piperazine 1-oxide (Brexpiprazole Impurity）2247155-42-4C25H27N3O4S
1-(1-Ethoxyethyl)-1H-pyrazole1-(1-?????)-1H-???28791-95-9C7H12N2O
[2-[(2-Aminophenyl)amino]-5-methyl-3-thienyl](4-methyl-1-piperazinyl)methanone138564-61-1C17H22N4OS
γ-Carboxy-D-glutamic acidD-???????????64153-47-5C6H9NO6
Galβ(1-4)Glc-β-MP4-?????4-O-(??-D-???????)-??-D-?????????150412-80-9C19H28O12
Tributylgermanium hydride??-?-????998-39-0C12H28Ge
(R)-2-((2-Benzamidopropanoyl)thio)acetic acidN-???-D-?????????138079-74-0C12H13NO4S
4-(4-(((3R,5R)-5-((1H-1,2,4-Triazol-1-yl)methyl)-5-(2,4-difluorophenyl)tetrahydrofuran-3-yl)methoxy)phenyl)-1-(4-(1-((2S,3S)-2-hydroxypentan-3-yl)-5-oxo-1H-1,2,4-triazol-4(5H)-yl)phenyl)piperazine 1-oxide (Posaconazole Impurity)1902954-03-3C37H42F2N8O5
Echinopsine1-??-4-???83-54-5C10H9NO
4-(Heptadecan-9-yl)-4H-dithieno[3,2-b:2',3'-d]pyrrole943920-67-0C25H39NS2
Neoagarohexaitol?????????68289-59-8C36H58O28
(4S,4aS,5aR,12aS)-9-Amino-4,7-bis(dimethylamino)-3,10,12,12a-tetrahydroxy-1,11-dioxo-1,4,4a,5,5a,6,11,12a-octahydrotetracene-2-carboxamide (Minocycline Impurity）149934-19-0C23H28N4O7
4-Amino-6-methyl-1-β-D-ribofuranosyl-1,3,5-triazin-2(1H)-one (Azacytidine Impurity)105330-94-7C9H14N4O5
Dicyclohexylamine Borane131765-96-3C12H26BN
(8R,9S,10R,11S,13S,14R,17R)-11,14,17-Trihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one (Hydrocortisone Impurity)??????????I103795-84-2C21H30O6
Fmoc-His(Clt)-OH224032-19-3C40H32ClN3O4
(4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl)((5S)-5-methyltetrahydrofuran-2-yl)methanone (Terazosin Impurity)1177261-85-6C20H27N5O4
(S)-2-((S)-2-Amino-5-guanidinopentanamido)-3-phenylpropanoic acid compound with acetic acid (1:1)ARG-PHE?????102029-92-5C19H31N5O7
N(α), N-(im)-Di-Boc-L-histidine methyl ester17791-51-4C17H27N3O6
(R)-2-Amino-2-(4-fluorophenyl)acetic acid hydrochlorideD-4-?????????HCL144744-41-2C8H9ClFNO2
4-(Tributylstannyl)quinoline4-(???????)???1272412-64-2C21H33NSn
(S)-1-(2-Iodoacetyl)pyrrolidine-2-carbonitrile (Vildagliptin Impurity）1811569-16-0C7H9IN2O
Pregabalin Impurity PD0310806 (Pregabalin Impurity）501666-22-4C14H25NO6
(1S,3R,7S,8aR)-8-(2-((2R,4R)-4-hydroxy-6-oxotetrahydro-2H-pyran-2-yl)ethyl)-3-methoxy-3,7-dimethyl-1,2,3,7,8,8a-hexahydronaphthalen-1-yl 2,2-dimethylbutanoate (Simvastatin Impurity）1092716-42-1C25H38O7
4-(2-aminoethyl)-N-(((1r,4r)-4-methylcyclohexyl)carbamoyl)benzenesulfonamide (Glimepiride Impurity）41176-98-1C16H25N3O3S
2-Methyl-3-((7R,11R,E)-3,7,11,15-tetramethylhexadec-2-en-1-yl)naphthalene-1,4-diol (Vitamin Impurity）572-96-3C31H48O2
(E)-4-((3-Chloro-4-(pyridin-2-ylmethoxy)phenyl)amino)-3-cyano-6-(4-(dimethylamino)but-2-enamido)-7-ethoxyquinoline 1-oxide (Neratinib Impurity）1348481-03-7C30H29ClN6O4
Tenofovir Impurity 23382140-24-1C12H19N6O5P
(2S,2'S)-3,3'-disulfanediylbis(2-methylpropanoic acid) (Captopril Impurity）[S-(R*,R*)]-3,3'-?????[2-??????]65134-74-9C8H14O4S2
(1R,5S,6R)-Ethyl 5-(pentan-3-yloxy)-7-oxabicyclo[4.1.0]hept-3-ene-3-carboxylate (Oseltamivir Impurity）2413185-89-2C14H22O4
2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetic acid (Clopidogrel Impurity）90055-55-3C15H14ClNO2S
N1-(4-((3-chloro-4-(pyridin-2-ylmethoxy)phenyl)amino)-3-cyano-7-ethoxyquinolin-6-yl)oxalamide (Neratinib Impurity）1144516-14-2C26H21ClN6O4
(2-chloro-4-methoxyphenyl)methanamine (Avanafil Impurity）2-???-4-???????247569-72-8C8H10ClNO
(6R)-6-[(E)-2-[3-(4-Fluorophenyl)-1-(1-methylethyl)-1H-indol-2-yl]ethenyl]-4-hydroxy-5,6-dihydro-2H-pyran-2-one (Fluvastatin Impurity）920275-10-1C24H22FNO3
((1R,3S)-3-aminocyclopentyl)methanol (Pregabalin Impurity）117957-62-7C6H13NO
(S)-2-(2,3-dihydroxypropyl)isoindoline-1,3-dione (Rivaroxaban Impurity）119835-88-0C11H11NO4
2-(2-(2-(2-Chloroethoxy)ethoxy)ethoxy)ethanol2-[2-[2-(2-??????)???]???]???5197-66-0C8H17ClO4
3-Cyclopropyl-morpholine3-???????????1260667-05-7C7H13NO
(11α)-21-(Acetyloxy)-11,17-dihydroxypregn-4-ene-3,20-dione1250-97-1C23H32O6
Azido-PEG5-Boc1448451-72-6C16H31N3O7
2-Propanesulfinic acid,2-methyl-,sodium salt (1:1)69152-35-8C4H11NaO2S
Trihexyl(tetradecyl)phosphonium hexafluorophosphate????(?????)????????374683-44-0C32H68F6P2
NDI26-2ThBr1320282-67-4C38H40Br2N2O4S2
1,3-Benzenediamine, 4-methoxy-, sulfate, hydrate123333-56-2C7H10N2O.H2O4S
4-Methyl-1h-indazole-3-carboxylicacid4-??-3-(1H)????????885518-90-1C9H8N2O2
2,4-Dibromo-butyric acid2,4-????????63164-16-9C4H6Br2O2
2-(Dibromomethyl)benzonitrile (Alogliptin Impurity)655-63-0C8H5Br2N
5-[5-[2-(3,5-Dimethyl-1-piperazinyl)acetyl]-2-ethoxyphenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one1290041-88-1C25H34N6O3
3,5-Difluoro-4-methoxyphenol3,5-?????-4-?????443-42-5C7H6F2O2
2-Fluoro-1,3-dimethoxybenzene??,2-????-1,3-????-(9CI)195136-68-6C8H9FO2
2,6-Diethoxypyridine2,6-???????13472-57-6C9H13NO2
(S)-2-Amino-2-(3,4-dichlorophenyl)ethanol hydrochloride1624261-51-3C8H10Cl3NO
Mono-6-O-mesitylenesulfonyl-γ-cyclodextrin174010-62-9C57H90O42S
4-(Benzyloxy)-2-fluoro-1-nitrobenzene4-????-2-????-1-?????221040-07-9C13H10FNO3
N-Phenyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-N-[4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]benzenamine267221-89-6C30H37B2NO4
Diethylamine Hydroiodide???????????19833-78-4C4H12IN
Trimethylsilyldulcitol?????????18919-39-6C24H62O6Si6
5-[[(3,4-Dimethoxyphenyl)amino]methylene]-2,2-dimethyl-1,3-dioxane-4,6-dione213699-53-7C15H17NO6
5-Chloro-6'-methyl-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridine] 1-oxide (Etoricoxib Impurity)325855-71-8C18H15ClN2O3S
1-(Azetidin-3-yl)-3,3-difluoropyrrolidine dihydrochloride1403766-97-1C7H13ClF2N2
3-(trifluoromethyl)-6,7-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-8(5H)-one (Sitagliptin Impurity）877402-45-4C6H5F3N4O
1,2-Benzenediol, 4-[1-methoxy-2-(methylamino)ethyl]-, hydrochloride (1:1)74571-90-7C10H15NO3.ClH
N-(tert-Butoxycarbonyl)-D-threonine Methyl Ester96099-84-2C10H19NO5
Propanoic acid, 2-methyl-, 2-[2-(2,4-difluorophenyl)-2-propenyl]-1,3-propanediyl ester208187-15-9C20H26F2O4
3-Chloro-4-(tributylstannyl)-pyridine3-???-4-(???????)???444989-46-2C17H30ClNSn
Isomethylpseudoionone3,6,10-?????-3,5,9-???????-2-?(?????????)1117-41-5C14H22O
(S,E)-3-(2-((1R,3aS,7aR,E)-1-((2R,5R,E)-5,6-Dimethylhept-3-en-2-yl)-7a-methyloctahydro-4H-inden-4-ylidene)ethylidene)-4-methylenecyclohexan-1-ol (Vitamin Impurity)5,6-???-???????51744-66-2C28H44O
(8S,9R,10S,11S,13S,14S,16S,17R)-9-Fluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-17-(2-(propionyloxy)acetyl)-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl propionate1,2-?????-?????17,21-????????80163-83-3C28H39FO7
N-{5-Bromoimidazo[1,2-a]pyridin-2-yl}cyclopropanecarboxamide1973485-26-5C11H10BrN3O
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