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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:39996
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Azepan-4-ol???-4-OL39888-51-2C6H13NO
1,2,2,6,6-Pentamethylpiperidin-4-amine4-???-1,2,2,6,6-????????40327-96-6C10H22N2
4,6-Dichloro-3-phenylpyridazine40020-05-1C10H6Cl2N2
((2,2-Diethoxyethoxy)methyl)benzene42783-78-8C13H20O3
3-(3,5-Dimethylphenyl)propanoic acid3-(3,5-??????)????3-(3,5-??????)????42287-87-6C11H14O2
l-lysylglycine hydrochloride40719-58-2C8H18ClN3O3
tert-Butyl 4-(pyrimidin-2-yloxy)piperidine-1-carboxylate4-(????-2-???)-????-1-?????tert-??????412293-91-5C14H21N3O3
3-Chloro-2,4,5,6-tetrafluorobenzotrifluoride3-???-2,4,5,6-?????????????????4284-09-7C7ClF7
D-alanylglycine3997-90-8C5H10N2O3
5-(Benzyloxycarbonyl)pentanoic acid????????????40542-90-3C13H16O4
2-Chloro-5-hydroxynicotinic acid2-???-5-?????????42959-40-0C6H4ClNO3
(E)-2-(3,4-Dimethoxystyryl)-4,6-bis(trichloromethyl)-1,3,5-triazine42880-07-9C15H11Cl6N3O2
(Z)-8-Dodecen-1-olZ-8-???-1-OL40642-40-8C12H24O
4-Pyridinecarboxylic acid, 3-ethyl-4-????????,3-??-(9Cl)4080-54-0C8H9NO2
(S)-(+)-3-Methyl-1-pentanol42072-39-9C6H14O
3-(Ethylamino)propan-1-ol3-(?????)???-1-?42055-16-3C5H13NO
1,2-Bis(1H-benzo[d]imidazol-2-yl)benzeneDIB-b(???)4506-61-0C20H14N4
N-(5-Bromo-3-methylpyridin-2-yl)-N-methylbenzamideN-(5-???-3-??-2-????)-N-???????446299-80-5C14H13BrN2O
3-(3-Methoxyphenyl)pyridine3-(3-???-??)-???4373-67-5C12H11NO
5,10,15,20-Tetra(4-methylphenyl)-21H,23H-porphine manganese(III) chloride??-?????????-Mn(III)?????43145-44-4C48H36ClMnN4
Vardenafil N-oxide448184-48-3C23H32N6O5S
Cinnamonitrile3-??-2-??????4360-47-8C9H7N
5-Butyl-3-phenyl-2-thioxoimidazolidin-4-one4333-22-6C13H16N2OS
2′-(3-Dodecylphenyl)-1′,5′-dihydro-1′-methyl-2′H-[5,6]fullereno-C60-Ih-[1,9-c]pyrrole403483-19-2C81H35N
(3-(Cyclopropylmethoxy)phenyl)boronic acid411229-76-0C10H13BO3
3-(Hydroxymethyl)pyridin-2-yl]methanol hydrochloride2,3-??????????????423169-40-8C7H10ClNO2
N,N-Diethyl-cyclohexane-1,4-diamineN,N-???-??????-1,4-???42389-54-8C10H22N2
(2S,4aR,4'R,5'S,6'S,7R,8S,9R,10R,12R,14R,15R,16S,16aS)-15-(((2S,3R,4S,6R)-4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-7-ethyl-5',8,9,14-tetrahydroxy-4'-methoxy-4',6',8,10,12,14,16-heptamethylhexadecahydrospiro[[1,3]dioxino[5,4-c][1]oxacyclotetradecine-2,2'-pyran]-5,11-dione (Erythromycin Impurity)???????E??41451-91-6C37H65NO14
(1R,2R)-1,2-Bis(2,4,6-trimethylphenyl)ethylenediamine425615-42-5C20H28N2
4-(1,3-Dioxoisoindolin-2-yl)-2-hydroxybutanoic acid40732-91-0C12H11NO5
4-Amino-3-hydroxy-N,N-dimethylbenzenesulfonamide41608-75-7C8H12N2O3S
(3,5-Dichlorophenyl)hydrazine39943-56-1C6H6Cl2N2
Gly-Leu-Tyr4306-24-5C17H25N3O5
Isopropyl methacrylate(stabilizedwithMEHQ)??????????????4655-34-9C7H12O2
Lysylglutamic acid45234-02-4C11H21N3O5
1-Acetyl-2-isopropylhydrazineN'-?????????????4466-50-6C5H12N2O
4-ethoxy-3-(5-methyl-4-oxo-7-propyl-3,4-dihydroimidazo[5,1-f][1,2,4]triazin-2-yl)benzenesulfonic acid (Vardenafil Impurity）437717-43-6C17H20N4O5S
3-Aminomethyl-3-hydroxymethyloxetane3-?????-3-?????????45513-32-4C5H11NO2
N,N'-(2-Chloro-5-methyl-1,4-phenylene)bis(3-oxobutanamide)N,N'-(2-???-5-??-1,4-???)??(3-????????)41131-65-1C15H17ClN2O4
((3AR,5R,5aS,8aS,8bR)-2,2,7,7-tetramethyltetrahydro-5H-bis([1,3]dioxolo)[4,5-b:4',5'-d]pyran-5-yl)methyl 4-methylbenzenesulfonate4478-43-7C19H26O8S
5-(1,1-Dimethylethyl) hydrogen N-methyl-N-[(phenylmethoxy)carbonyl]-L-glutamate42417-71-0C18H25NO6
N-Pivaloylimidazole1-(???????)????984195-19-1C8H12N2O
Heptadecylamine4200-95-7C17H37N
N-benzyl-N-methyl-L-valine42492-62-6C13H19NO2
2-Morpholinophenol2-(4-?????)??41536-44-1C10H13NO2
2-Methyl-6-oxo-1H-pyridine-3-carbonitrile3-???-6-?????-2-?????41877-40-1C7H6N2O
N,N-Diethyl-4-ethynylaniline4'-????????????41876-70-4C12H15N
2-(3-(Isopropylamino)-1-phenylpropyl)-4-methylphenol (Tolterodine Impurity)rac??????????480432-14-2C19H25NO
Octadecylsuccinic anhydride47458-32-2C22H40O3
Lumisterol9-??,10-??-?????-5,7,22-???-3-???474-69-1C28H44O
3-Amino-4-methyl-pentan-1-ol3-???-4-??-??-1-?4379-15-1C6H15NO
Ethyl 2-(3-methyl-2,3-dihydro-1H-imidazol-1-yl)acetate hydrochloride1-??????Methyl-3-MethyliMidazoliuMchloride464916-25-4C8H13ClN2O2
N-Methylpiperidin-4-amine4-???-1-??????45584-07-4C6H14N2
(E)-N,N-Dimethyl-4-(4-nitrostyryl)aniline4584-57-0C16H16N2O2
1-(2-((2-Chlorobenzyl)oxy)-2-(2,4-dichlorophenyl)ethyl)-1H-imidazole (Miconazole Impurity)???????I47363-37-1C18H15Cl3N2O
4-Amino-1-methyl-1h-imidazole-5-carbonitrile40637-80-7C5H6N4
5-(Dimethylamino)pyridazin-3(2H)-one hydrochloride5-(??????)????-3(2H)-????41773-19-7C6H10ClN3O
N-Octylsuccinic anhydrideN-????????4200-92-4C12H20O3
2'-Methoxy-[1,1'-biphenyl]-4-carbaldehyde4-(2-?????)??????421553-62-0C14H12O2
N-(1,1,3,3-Tetramethylbutyl)acrylamide(stabilizedwithMEHQ)N-t-????????4223-03-4C11H21NO
(4'-Cyano-[1,1'-biphenyl]-4-yl)boronic acid4-???-??????406482-73-3C13H10BNO2
Ac-DL-β-Phe-OH40638-98-0C11H13NO3
(2R,3R,4S,5S,6R)-2-((6-chloro-1H-indol-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol467214-46-6C14H16ClNO6
Minocycline Ep Impurity C7-???????????4708-96-7C22H25N3O7
1-Iodoundecane1-??????4282-44-4C11H23I
(R)-Methyl pyrrolidine-2-carboxylate??D-??????43041-12-9C6H11NO2
(3As,6ar)-4-methoxytetrahydrofuro[3,4-b]furan-2(3h)-one501921-30-8C7H10O4
5-amino-3-chloropicolinonitrile2-????????,5-???-3-???-488713-31-1C6H4ClN3
2-Hydroxy-5-nonylbenzaldehyde oxime2-?????-5-??-????????50849-47-3C16H25NO2
Tantalum(v)butoxide51094-78-1C20H45O5Ta
Pyridazin-4-ylmethanol50901-43-4C5H6N2O
(8R,9S,10R,13S,14S,17R)-13-Ethyl-17-ethynyl-17-hydroxy-8,9,10,11,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one (Levonorgestrel Impurity)6,7-???????????51087-61-7C21H26O2
(R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-aminopropanoic acid hydrochlorideFMoc-L-2,3-dia??????????487027-89-4C18H19ClN2O4
2H-Chromene-3-carbaldehyde2H-??-3-??????51593-69-2C10H8O2
Dimethylmethoxy(3,3,3-trifluoropropyl)silane??????(3,3,3-?????????)??4852-13-5C6H13F3OSi
1-(5-Aminoindolin-1-yl)ethan-1-one1-???-5-???-2,3-?????-(1H)-??4993-96-8C10H12N2O
(5-Methyl-2-propoxyphenyl)boronic acid5-??-2-?????????480438-70-8C10H15BO3
(R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(2-hydroxyphenyl)propanoic acidFMOC-(R)-3-???-3-(2-?????-??)-?????511272-34-7C24H21NO5
trans-9-Octadecenol506-42-3C18H36O
Paclitaxel Impurity 48502626-06-4C46H55NO14
L-Lysinamide (dihydrochloride)51127-08-3C6H17Cl2N3O
Fmoc-(R)-3-Amino-3-(2-thienyl)-propionic acidFMOC-(R)-3-AMINO-3-(2-???)-?????511272-45-0C22H19NO4S
NGX-267503431-81-0C10H18N2OS
1-Bromo-4-nonylbenzene1-???-4-N-????51554-94-0C15H23Br
4-(2-(Acryloyloxy)ethoxy)-4-oxobutanoic acid2-(???????)?????????50940-49-3C9H12O6
4,5-Bis(methylthio)-1,3-dithiole-2-thione4,5-BIS(????)-1,3-???-2-??49638-64-4C5H6S5
1-Bromo-2-ethoxynaphthalene1-???-2-???????50389-70-3C12H11BrO
(2s,3r,4s,5s,6r)-2-(((2r,3s,4R)-4-Hydroxy-2-(hydroxymethyl)-3,4-dihydro-2h-pyran-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2h-pyran-3,4,5-triol????490-51-7C12H20O9
(S)-3-((Tert-butoxycarbonyl)amino)-3-(4-nitrophenyl)propanoic acid499995-73-2C14H18N2O6
Bis(3,4-diaminophenyl)methanone3.3′.4.4′-??????????5007-67-0C13H14N4O
5β-Cholestane??????481-20-9C27H48
5-(Dimethylamino)-2-(pyridin-2-yldiazenyl)phenol2-(2-PYRIDYLAZO)-5-????????50783-80-7C13H14N4O
6-Formyl-2,3-dimethoxybenzoic acid6-??-2,3-???????519-05-1C10H10O5
4-Nitrophenyl ((benzyloxy)carbonyl)-D-leucinate52235-17-3C20H22N2O6
3,4-Difluorobenzoic acid, sodium salt522651-44-1C7H3F2NaO2
Decan-5-ol5-???5205-34-5C10H22O
(S)-1-((8S,9S,10R,13S,14S,17S)-10,13-Dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethyl acetate (Progesterone Impurity)20α-????-4-????-3-?5035-09-6C23H34O3
4-ethylsulfonylbenzaldehyde4-???????????50899-03-1C9H10O3S
4-(2-Oxo-imidazolidin-1-yl)-phenyl]-acetic acid[4-(2-OXO-??????-1-YL)-??]-????492445-92-8C11H12N2O3
(S)-3-(2-Bromophenyl)-3-((tert-butoxycarbonyl)amino)propanoic acid500770-75-2C14H18BrNO4
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