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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:39984
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3-(Trifluoromethoxy)isonicotinic acid1221171-76-1C7H4F3NO3
(5Z,9E)-6,10,14-Trimethylpentadeca-5,9,13-trien-2-one1117-51-7C18H30O
Pazopanib Impurity 321072836-76-0C14H17N3O4S2
Camphor Impurity 131242184-36-6C12H20O4S
Rasagiline Impurity 141175018-79-7C12H14ClN
8-(2-Aminoethyl)-5-hydroxy-2H-benzo[b][1,4]oxazin-3(4H)-one hydrochloride1035229-35-6C10H13ClN2O3
4H-Cyclopenta[2,1-b:3,4-b']dithiophene, 4,4-dioctyl-2,6-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1040858-67-0C37H60B2O4S2
Baricitinib Impurity 161187594-16-6C14H13N7
Ethyl 3-iodo-1-methyl-1H-indazole-5-carboxylate??3-???-1-??-1H-???-5-???????1092351-68-2C11H11IN2O2
4,7-Methano-1H-isoindole-1,3(2H)-dione, 3a,4,5,6,7,7a-hexahydro-2-[4-(1-piperazinyl)butyl]-, (3aα,4β,7β,7aα)-105981-33-7C17H27N3O2
Domperidone Impurity 14107618-26-8C14H20ClN3O2
Cyclobutylhydrazine dihydrochloride???????????????1156980-49-2C4H11ClN2
Mivacurium Chloride Impurity 5107740-65-8C58H80ClN2O14+
Epirubicin Hydrochloride Ep Impurity G((Epirubicin Dimer)1046827-43-3C54H58N2O22
Benzyl 3-amino-3-methylpyrrolidine-1-carboxylate??3-???-3-??????-1-???????1215020-90-8C13H18N2O2
Brivaracetam Impurity X10547-88-3C7H12O2
Mivacurium Chloride Impurity 4107740-66-9C25H36ClNO6
Finasteride Impurity 21116285-41-7C23H36N2O4
5-Amino-2-chloroisonicotinamide5-???-2-??????-4-??????1217026-70-4C6H6ClN3O
4,5,6,7-Tetrahydro-[1,2,3]triazolo[1,5-a]pyrazine hydrochloride4,5,6,7-TETRAHYDRO[1,2,3]TRIAZOLO[1,5-A]PYRAZINE???123308-28-1C5H8N4
Methyl (S)-1-phenyl-3,4-dihydroisoquinoline-2(1H)-carboxylate1251905-45-9C17H17NO2
Rebamipide Impurity 331028268-32-7C24H23ClN2O6
Fluoromethyl(6α,11β,16α,17α)-6,9-Difluoro-11-hydroxy-16-methyl-3-oxo-17-(1-oxopropoxy)-androsta-1,4-diene-17-carboxylate1174034-79-7C25H31F3O6
Perospirone Impurity 2117307-09-2C8H11NO2
Ilaprazole Impurity 531508282-87-8C18H14N4O3
Docetaxel Impurity 46147058-27-3C18H21NO3
Posaconazole Impurity 90165115-82-2C19H19F2IO2
Finerenone Impurity 301870824-80-8C16H14N2O4
Esmolol Impurity 151893637-33-6C12H16O5
4-(5-Chloro-2-(2-methyl-4-(2-methylbenzamido)benzamido)phenyl)-4-hydroxybutanoic acid1346599-75-4C26H25ClN2O5
Rocuronium Bromide Impurity 291252016-49-1C27H46N2O3
(E)-N-Benzylideneaniline1750-36-3C13H11N
6-Methylimidazo[1,2-b]pyridazine17412-38-3C7H7N3
5-Methylpyridine-2-sulfonyl chloride179400-16-9C6H6ClNO2S
1-Oxa-8-azaspiro[4.5]decane1-??-8-?????[4.5]??176-92-1C8H15NO
Sarpogrelate Impurity 21659311-44-0C24H31NO7
Imidafenacin Impurity 2170105-20-1C19H19N3O
7-Nitrocoumarin7-??????19063-58-2C9H5NO4
6-Amino-1,2-dihydro-2-thioxo-5-pyrimidinecarbonitrile16462-26-3C5H4N4S
4-Bromo-5-fluoro-2-iodobenzoic acid1870155-80-8C7H3BrFIO2
5-Fluoroquinazolin-2-amine2-???-5-????????190273-81-5C8H6FN3
3-(Difluoromethyl)-1-methyl-1H-pyrazol-4-amine1801762-09-3C5H7F2N3
6-(2,2,2-Trifluoroethoxy)pyridine-3-carbonitrile159981-18-7C8H5F3N2O
N-Mal-N-bis(PEG4-NHS ester)2112738-60-8C37H54N4O19
Propan-2-ol, zirconium salt,70-75% in heptane2171-98-4C15H36O5Zr
6-Iodo-7-methoxyquinazolin-4-ol6-???-7-???????-4(1H)-?206190-25-2C9H7IN2O2
Avatrombopag Impurity 66; Piperazine Impurity 119982-04-8C16H30N2
N,N-Dimethyl-2-(phenyl(m-tolyl)methoxy)ethan-1-amine21945-86-8C18H23NO
1,1-Dimethylethyl 4-[3-cyano-4,5,6,7-tetrahydro-2-(4-phenoxyphenyl)pyrazolo[1,5-a]pyrimidin-7-yl]-1-piperidinecarboxylate2190506-56-8C29H33N5O3
Rivaroxaban Impurity 741325210-62-5C18H20ClN3O4S
2-Chloro-6-(4-methoxybenzyl)-6,7-dihydro-5H-pyrrolo[3,4-b]pyridin-5-one1440519-73-2C15H13ClN2O2
4-Amino-2-fluoro-5-nitrobenzonitrile4-???-2-????-5-????????143151-03-5C7H4FN3O2
Caspofungin Impurity 81404083-47-1C52H86N10O16
Aripiprazole Impurity 241410831-12-7C11H10O2
6,6'-Dimethyl-[2,2'-bipyridine]-4,4'-dicarboxylic acid144342-49-4C14H12N2O4
Pinaverium Bromide Impurity 10135964-95-3C26H41Br2NO4
1-tert-Butyl 3-methyl 3-fluoroazetidine-1,3-dicarboxylate??1-Boc-3-????????-3-???????1363382-00-6C10H16FNO4
Methyl 1-(5-bromopyrimidin-2-yl)cyclopropanecarboxylate1447607-69-3C9H9BrN2O2
Aciclovir N-Methyl-L-valinate HydrochlorideAcyclovirN-Methyl-L-valinate???1346617-39-7C14H23ClN6O4
Glycopyrrolate Impurity 421404453-63-9C13H14O3
Hydrochlorothiazide Impurity 92089381-36-0C10H14ClNO6S2
Lifitegrast Impurity 692215846-47-0C14H17Cl2NO2
8-bromo-5-fluoro-2,2-dimethyl-4H-benzo[d][1,3]dioxin-4-one2006317-76-4C10H8BrFO3
Tazobactam Impurity T2234872-71-8C20H18O
Vortioxetine Impurity 292243045-82-9C32H34N2S2
Mono(2-ethyl-5-hydroxyhexyl) phthalate40321-99-1C16H22O5
(4R)-4-(4-Cyano-2-methoxyphenyl)-5-(cyclobutyloxy)-1,4-dihydro-2,8-dimethyl-1,6-naphthyridine-3-carboxamide (Finerenone Impurity)2389019-53-6C23H24N4O3
1-(2,4-Dimethoxyphenyl)-N-methylmethanamine hydrochloride326473-23-8C10H16ClNO2
4-Bromo-N-((tetrahydrofuran-2-yl)methyl)benzamide326898-76-4C12H14BrNO2
Betamethasone Impurity 6837413-99-3C22H28O4
6-Methoxy-1H-indol-4-amine4-???-6-?????282547-67-5C9H10N2O
(2R,3S)-2-tert-Butoxycarbonylamino-3-phenyl butyric acid321524-48-5C15H21NO4
Nebramine; Tobramycin Ep Impurity B34051-04-2C12H26N4O5
Methyl 1-methyl-2-nitro-1H-imidazole-5-carboxylate3-METHYL-2-NITRO-3H-IMIDAZOLE-4-CARBOXYLICACID??????40361-79-3C6H7N3O4
Ethyl 2-chloro-6-methylnicotinate2-???-6-??-3-??????????????39073-14-8C9H10ClNO2
Isosorbide Impurity 1439813-48-4C8H11NO7
2,3-Dihydro-1h-indene-2-carbaldehyde1H-??-2-????????,2,3-????-(9Cl)37414-44-1C10H10O
Salmeterol Ep Impurity G; Salmeterol-N-Alkyl Impurity (Usp)2470130-36-8C50H72N2O7
2-Chloro-4,6-dimethyl-1,3,5-triazine30894-84-9C5H6ClN3
Isoproterenol Impurity 15N-????????3506-32-9C11H17NO2
Erlotinib Related compound A?????iMpurity2299912-59-7C25H30ClN3O5
Dydrogesterone Impurity 2432164-74-2C25H36O4
Dimethyl thiazolidine-2,4-dicarboxylate????????-2,4-????????318233-97-5C7H11NO4S
Sucrose hexasulfate (potassium)??,????,????386229-70-5C12H23KO29S6
4-((Trifluoromethyl)sulfonyl)benzonitrile4-(???????????)?????312-21-0C8H4F3NO2S
4-(Piperidin-4-ylmethyl)aniline4-(4-???????)-????37581-35-4C12H18N2
Betamethasone Impurity 11225122-45-6C24H30ClFO5
Brivaracetam Impurity 42432911-41-4C8H17N3O2
1-Deoxy-1-L-proline-D-fructoseN-(1-???-D-??-1-?)-L-???29118-61-4C11H19NO7
Upadacitinib Impurity 502460133-49-5C16H20ClNO3
4-Fluorothiophene-2-carbonitrile4-???????-2-?????32431-77-9C5H2FNS
Oseltamivir Impurity 90312904-18-0C19H32N2O4
4h,5h,6h,7h,8h-Cyclohepta[d][1,2]oxazole-3-carboxylic acid33230-32-9C9H11NO3
9-Oxo-9H-thioxanthene-2-carboxylic acid9-OXO-9H-????-2-?????25095-94-7C14H8O3S
1-(4-Chlorophenyl)-2-hydroxyethanone1-(4-?????)-2-?????-1-???27993-56-2C8H7ClO2
Ketoprofen Impurity 382-???-2-???????????24131-07-5C12H13NO2
Imrecoxib Impurity 52305368-53-8C21H23NO3S
Brivaracetam Impurity Z22530-99-0C8H14O2
tert-Butyl 3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)azetidine-1-carboxylate2304635-53-6C14H26BNO4
(4S)-4-(4-Cyano-2-methoxyphenyl)-5-(cyclopentyloxy)-1,4-dihydro-2,8-dimethyl-1,6-naphthyridine-3-carboxamide (Finerenone Impurity)2389019-54-7C24H26N4O3
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