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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/
? ?? ?:40112
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Tris(cyclopentadienyl)gadolinium(III)???(?????????)????1272-21-5C15Gd
2-Chloro-3-methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine1256360-28-7C12H17BClNO3
1-(3-Bromo-5-nitrophenyl)ethanone1-(3-???-5-?????)??-1-?127413-59-6C8H6BrNO3
(5S)-5-Methylpiperazin-2-one1240583-20-3C5H10N2O
3,3-Difluoropiperidin-4-ol3,3-?????-4-????????1239596-54-3C5H9F2NO
(8S,9R,10S,11S,13S,14S)-17-(2-Chloroacetyl)-9-fluoro-11-hydroxy-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15-decahydro-3H-cyclopenta[a]phenanthren-3-one (Clobetasol Propionate Impurity)1356190-17-4C22H26ClFO3
Acetone dimethylhydrazone13483-31-3C5H12N2
(S)-2-((tert-butoxycarbonyl)amino)-3-((1-(4,4-dimethyl-2,6-dioxocyclohexylidene)ethyl)amino)propanoic acidBOC-DAP(DDE)-?1263045-09-5C18H28N2O6
(E)-Diethyl 4-(2-(3-(tert-butoxy)-3-oxoprop-1-en-1-yl)phenyl)-2,6-dimethylpyridine-3,5-dicarboxylate (Lacidipine Impurity)?????????130996-24-6C26H31NO6
1-Methyl-N-((1R,3s,5S)-9-methyl-9-azabicyclo[3.3.1]nonan-3-yl)-1H-indazole-3-carboxamide (Granisetron Impurity)??-??????(GranisetronImpurityF)1364914-39-5C18H24N4O
2,3-Dioxoindoline-5-sulfonyl chloride5-?????????132898-96-5C8H4ClNO4S
(6-Ethoxy-5-fluoropyridin-3-yl)boronic acid6-???-5-???????-3-???1309982-57-7C7H9BFNO3
O-De(3-fluorobenzyl) Lapatinib (Lapatinib Impurity)O-De(3-??????)????1268997-70-1C22H21ClN4O4S
2-(5-Bromopyridin-2-yl)acetamide2-(5-??????-2-?)?????1335055-45-2C7H7BrN2O
4-(4,4-Difluoro-1-piperidyl)aniline4-(4,4-?????-1-????)???1266330-18-0C11H14F2N2
6-Bromo-5-methylpyrazolo[1,5-a]pyridine6-???-5-??????[1,5-a]???1345121-23-4C8H7BrN2
(3R,5S)-5-(8-fluoro-4-isopropyl-2-(N-methylmethylsulfonamido)-5,6-dihydrobenzo[h]quinazolin-6-yl)-3,5-dihydroxypentanoic acid (Rosuvastatin Impurity）??????EP???H1335110-44-5C22H28FN3O6S
Methyl 2-(trifluoromethyl)-1,2,3,4-tetrahydroquinoline-6-carboxylate1283718-31-9C12H12F3NO2
9,9-Bis(3,4-dicarboxyphenyl)fluorene dianhydride135876-30-1C29H14O6
2-Chloro-4-(furan-2-yl)pyrimidine124959-28-0C8H5ClN2O
(S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(2,3-dimethylphenyl)propanoic acidFmoc-2,3-????-L-?????1270295-08-3C26H25NO4
AHR 376 (hydrochloride)1-??-3-(a-????????????)???????13118-10-0
3,4-Diacetoxycinnamamide129488-34-2C13H13NO5
1H-Pyrrolo[2,3-b]pyridin-2-ol1H-???[2,3-b]???-2-?1261802-66-7C7H6N2O
4-Bromo-2-(2,2,2-trifluoro-1,1-dimethylethyl)pyridine1357476-67-5C9H9BrF3N
6-Chloro-3,4-dihydro-2H-benzo[b][1,4]oxazine-8-carboxylic acid134372-47-7C9H8ClNO3
4-([1,1'-Biphenyl]-4-yl)-2-chloroquinazoline4-(???-4-?)-2-???????1262866-93-2C20H13ClN2
1,2-Bis[(2R,5R)-2,5-diisopropyl-1-phospholanyl]benzene(R,R)-I-PR-???136705-65-2C26H44P2
2-Bromo-5-(hydroxymethyl)benzonitrile6-?????[b]???1,1-?????1261609-83-9C8H6BrNO
(Z)-(4-(4-Methylpiperazin-1-yl)-2-thioxo-1H-benzo[b][1,4]diazepin-3(2H)-ylidene)methyl acetate (Olanzapine Impurity)???????????????????1320360-87-9C17H20N4O2S
8-(4-Bromophenyl)-4-methylhexahydro-[1,3,2]oxazaborolo[2,3-b][1,3,2]oxazaborol-4-ium-8-uide4-????????N-?????????????133468-58-3C11H15BBrNO2
meso-1,2-Dibromo-1,2-diphenylethane13440-24-9C14H12Br2
Furosemide Impurity 33133989-65-8C12H12N2O6S
4-Ethylpyridazin-3(2H)-one4-??-3(2H)-?????1292369-21-1C6H8N2O
Benzo[b]thiophen-3(2H)-one1-?????-3(2H)-ONE130-03-0C8H6OS
Nω-(2-Acetamido-2-deoxy-β-D-glucopyranosyl)-Nα-(tert-butoxycarbonyl)-L-asparagine137255-40-4C17H29N3O10
Defluoro 8-hydroxy Flumazenil131666-45-0C15H15N3O4
tert-Butyl 5-oxa-2,8-diazaspiro[3.5]nonane-8-carboxylatetert-??5-??-2,8-??????[3.5]??-8-???????1251005-61-4C11H20N2O3
4-(2,6-Difluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)morpholine3,5-?????-4-?????????????????1313738-69-0C16H22BF2NO3
(1H-Pyrrolo[2,3-c]pyridin-4-yl)boronic acid???,B-1H-???[2,3-c]???-4-?-1312368-90-3C7H7BN2O2
(2S,2'S)-(((2,2'-(Methylenebis(azanediyl))bis(6-oxo-3H-purine-9,2(6H)-diyl))bis(methylene))bis(oxy))bis(ethane-2,1-diyl)bis(2-amino-3-methylbutanoate) (Valaciclovir Impurity)?????????1356019-51-6C27H40N12O8
Lipoamido-PEG8-acid?????-PEG8-?1334172-70-1C27H51NO11S2
(1R,3s,5S)-3-(2-Hydroxy-2,2-di(thiophen-2-yl)acetoxy)-8,8-dimethyl-8-azabicyclo[3.2.1]oct-6-en-8-ium bromide (Tiotropium Bromide Impurity)136310-95-7C19H22BrNO3S2
5-methoxy-1H-benzo[d]imidazol-2(3H)-one (Tedizolid Impurity）1239662-47-5C16H14FN6O6P
Benzoylarginine hydrochloride125652-40-6C13H19ClN4O3
2,5-Diethylpyrazine13238-84-1C8H12N2
2,3,4,6-Tetra-O-benzoyl-β-D-glucopyranosyl Isothiocyanate [for HPLC Labeling]132413-50-4C35H27NO9S
(2-(Phenanthren-9-yl)phenyl)boronic acid1251773-23-5C20H15BO2
rel-(3S,4R)-3-((Benzo[d][1,3]dioxol-5-yloxy)methyl)-4-(4-ethoxyphenyl)piperidine hydrochloride (Paroxetine Hydrochloride Hemihydrate Impurity)rac-trans-4-Defluro-4-ethoxy???????1346597-97-4C21H26ClNO4
(E)-N-Methyl-2-((3-(2-(pyridin-2-yl)vinyl)-1H-indazol-6-yl)sulfonyl)benzamide (Axitinib Impurity)???????b1348536-59-3C22H18N4O3S
4,8-dibromo-6-(2-ethylhexyl)-[1,2,5]thiadiazolo[3,4-f]benzotriazole1307899-44-0C14H17Br2N5S
N-(2-(7-Methoxy-3,4-dihydronaphthalen-1-yl)ethyl)acetamide1352139-51-5C15H19NO2
4-(1-Aminoethyl)phenol1-(P-??????)????134855-87-1C8H11NO
(trans,trans)-3,4,5-Trifluorophenyl 4'-propyl-[1,1'-bi(cyclohexane)]-4-carboxylateTRANS,TRANS-3,4,5-????????4"-?????????-4-???????132123-45-6C22H29F3O2
4-Aminopiperidin-2-one hydrochloride4-???????-2-????1260883-24-6C5H11ClN2O
2-amino-9-((((1,3-dihydroxypropan-2-yl)oxy)methoxy)methyl)-1H-purin-6(9H)-one (Ganciclovir Impurity）?????????????1346598-14-8C10H15N5O5
Deferasirox Impurity 111266741-05-2C22H17N3O4
(Rac)-1,2-Dihexadecylglycerol1,2-O-?????-rac-????13071-60-8C35H72O3
2-Amino-2-(4-methoxyphenyl)acetic acid hydrochlorideAMINO-(4-METHOXY-PHENYL)-????HCL134722-07-9C9H12ClNO3
2-Hexylcyclopentanone13074-65-2C11H20O
(S)-2,2-diphenyl-2-(pyrrolidin-3-yl)acetonitrile(S)-??,??-???-3-??????????133099-11-3C18H18N2
Ethyl dichlorocarbamate13698-16-3C3H5Cl2NO2
1,2-dihydro-1-(phenylmethyl)-3H-Indazol-3-one sodium salt1-??-1,2-?????-3H-???-3-?,????13185-09-6C14H12N2O.Na
tert-Butyl (3-methylenecyclobutyl)carbamate????,(3-?????????)-,1,1-?????????(9CI)130369-04-9C10H17NO2
3-Benzyloxazolidine3-???????13657-16-4C10H13NO
Atorvastatin Impurity 163125971-58-6C26H24FNO3
Potassium (2-chloropyrimidin-5-yl)trifluoroborate1245906-70-0C4H2BClF3KN2
6-Iodoquinoline-2,4-diol4-?????-6-???-2-????1260760-00-6C9H6INO2
1H-Imidazol-5-amine hydrochloride1H-????-5-?????1261268-96-5C3H6ClN3
Platinum(2+), tetraammine-, (SP-4-1)-, diacetate(SP-4-1)-?????????????127733-97-5C2H11N4O2Pt+
3-(2-Chloropropanoyl)spiro[benzo[e][1,3]oxazine-2,1'-cyclohexan]-4(3H)-one1332594-11-2C16H18ClNO3
Ethyl 3-(tert-butyl)-1-methyl-1H-pyrazole-5-carboxylate??3-(tert-??)-1-??-1H-???-5-???????133261-10-6C11H18N2O2
2-(3-(4-(3-Chloro-4-ethylphenyl)piperazin-1-yl)propyl)-[1,2,4]triazolo[4,3-a]pyridin-3(2H)-one1346599-35-6C21H26ClN5O
2-Bromo-3-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine1256360-64-1C12H17BBrNO2
Bis(cyclopentadienyl)magnesium??(????????)????(II)1284-72-6C10H10Mg10*
Di(octan-2-yl) phthalate???? ???131-15-7C24H38O4
4-Ethoxy-2,3-difluorobenzoic acid???,4-???-2,3-?????-(9CI)124728-45-6C9H8F2O3
2-Phenylpyrimidine-5-carbaldehyde130161-46-5C11H8N2O
4'-((1R,4R)-4-ethylcyclohexyl)-3,4-difluoro-1,1'-biphenyl3,4-?????-4'-(4-???????)???134412-18-3C20H22F2
tert-Butyl 2-formyl-7-azaspiro[3.5]nonane-7-carboxylate1346556-73-7C14H23NO3
N-Methyl-4-(methylsulfonyl)aniline hydrochlorideN-??-4-(?????)??????1263378-01-3C8H12ClNO2S
(2S,5R,6R)-6-((R)-2-(4-Hydroxyphenyl)-2-pivalamidoacetamido)-3,3-dimethyl-7-oxo-4-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid (Amoxicillin Impurity)1313237-94-3C21H27N3O6S
SPDP-PEG4-NHS esterSPDP-PEG4-NHS????1334177-95-5C23H33N3O9S2
Hydrazine, acetate(1:x)???? ????13255-48-6C2H6N2O2
S-(((R)-2-amino-2-carboxyethyl)thio)-D-cysteine dihydrochlorideL-(-)-????????????13059-63-7C6H14Cl2N2O4S2
Descyclopropyl abacavir124752-25-6C11H14N6O
3-(6-Chloropyridazin-3-yl)-1H-indole3-(6-???-3-?????)-1H-??129287-26-9C12H8ClN3
2-Propoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine1257553-85-7C14H22BNO3
2-((3-(4-Nitrophenyl)propyl)amino)ethan-1-olN-(2-??????)-3-(4-?????)?????130634-09-2C11H16N2O3
7-Iodo-6-methoxy-4-methyl-1H-indazole4-??-6-???-7-??????1352397-67-1C9H9IN2O
(2-(2-Amino-3-hydroxy-2-(hydroxymethyl)propoxy)-1-hydroxypropyl)phosphonic acid (Fosfomycin Impurity)1262243-11-7C7H18NO7P
Indium nitrate hydrate(2:9)?????13465-14-0H6InNO4
(R)-1-[3,5-Bis(trifluoromethyl)phenyl]ethylamine(R)-1-[3,5-BIS(????????)??]????127733-47-5C10H9F6N
4-(1H-Imidazol-2-yl)aniline4-(1H-????-2-YL)-????13682-33-2C9H9N3
4-Amino-1-methylpiperidin-2-one hydrochloride4-???-1-??????-2-????1373223-45-0C6H13ClN2O
(S)-4-(methoxymethyl)-1,3-dioxolan-2-one(S)-(-)-4-(?????)-1,3-DIOXOLAN-2-ONE135682-18-7C5H8O4
Sugammadex Impurity 88131105-41-4C36H54I6O24
Diisopropyl (bromomethyl)boronate137297-49-5C7H16BBrO2
Methyl 5-chloro-1H-indole-6-carboxylate??5-???-1H-??-6-???????1245643-61-1C10H8ClNO2
N-(2-((2-(4-(2-(2-Hydroxyethoxy)ethyl)piperazine-1-carbonyl)phenyl)thio)phenyl)acetamide1371638-10-6C23H29N3O4S
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