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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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2,2-Dibromo-3-Cyanopropionamide2,2-????-3-??????????143111-81-3C4H4Br2N2O
Ethyl 2-hydroxy-6-methylisonicotinate150190-03-7C9H11NO3
1,1′-(1,2-Diphenyl-1,2-ethenediyl)bis[4-(3-bromopropoxy)benzene]1883422-13-6C32H30Br2O2
Zircon (Zr(SiO4))???14940-68-2H4O4SiZr
2,4-Dichloro-6-fluoropyridine51991-31-2C5H2Cl2FN
Ethyl 8-methoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate???1772971082-34-3C13H13NO4
2-(1H-Imidazol-1-yl)terephthalic acid2087947-57-5C11H8N2O4
2,3-Dihydroxypropyl (3S,6S,8S,9S)-8-hydroxy-3-(1-methylethyl)-4,11-dioxo-6,9-bis(phenylmethyl)-13-(5-thiazolyl)-12-oxa-2,5,10-triazatridecanoate (Ritonavir Impurity)1010809-54-7C32H42N4O8S
Thiazol-5-ylmethyl ((2S,3S,5S)-3-hydroxy-5-((S)-3-methyl-2-(3-methyl-3-((2-(prop-1-en-2-yl)thiazol-4-yl)methyl)ureido)butanamido)-1,6-diphenylhexan-2-yl)carbamate (Ritonavir Impurity)1156504-13-0C37H46N6O5S2
1,2-Di(pyridin-4-yl)ethane-1,2-dione95195-42-9C12H8N2O2
2,5-Bis((2-ethylhexyl)oxy)terephthalaldehyde288574-72-1C24H38O4
2,4,5-Trifluoro-3-methyl-6-nitrobenzoic acid2,4,5-??????-3-??-6-??????167887-95-8C8H4F3NO4
2-(Diethylamino)-N-(3,4-dimethylphenyl)acetamide (Lidocaine Impurity)3213-16-9C14H22N2O
Benzyl 4,6-dihydropyrrolo[3,4-c]pyrazole-5(1H)-carboxylate1440526-39-5C13H13N3O2
Fmoc-D-beta-homoSer(Me)-OH2171204-00-3C20H21NO5
(2R,5S)-1-allyl-2,5-dimethylpiperazine????,2,5-???-1-(2-????)-,(2R,5S)-(9CI)155836-78-5C9H18N2
(2R,3S,4R,5S)-1-(benzoyl-lambda3-oxidanylidene)-5-hydroxy-6-methoxy-6-oxohexane-2,3,4-triyl tribenzoateD-????????,??????,????????201789-32-4C35H28O11
1-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazine2-????????-3-???,???????1150561-73-1C15H24BN3O2
1-(2,4-Difluorophenyl)-1H-pyrrole1-(2,4-???????)-1H-??125126-63-8C10H7F2N
2,3,4,6-Tetra-o-benzyl-alpha-d-glucopyranosyl n,n,n',n'-tetramethylphosphorodiamidate (ca. 20% In benzene)143520-19-8C38H47N2O7P
Pent-4-enoic anhydride4-???????63521-92-6C10H14O3
(2S,3R,4S,5R,6R)-6-(Acetoxymethyl)-2-(4-chloro-3-(4-(((S)-tetrahydrofuran-3-yl)oxy)benzyl)phenyl)-2-methoxytetrahydro-2H-pyran-3,4,5-triyl triacetate (Empagliflozin Impurity)1620758-21-5C32H37ClO12
2,5-Dibromo-4-methylbenzaldehyde??????,2,5-????-4-??-706820-09-9C8H6Br2O
1,5-Diphenylpenta-2,4-dien-1-one??????????614-57-3C17H14O
(Z)-2,4-dimethoxy-1-(2-nitrovinyl)benzene1891-10-7C10H11NO4
2,2'-Oxybis(N,N-dimethylethanamine) hydrochloride (Potassium Clavulanate Impurity)103526-47-2C8H21ClN2O
N-Fmoc-O-(cyclohexylmethyl)-L-Serine1509917-73-0C10H19NO3
2,2'-(3,6-Dioxopiperazine-2,5-diyl)diacetamide98490-54-1C8H12N4O4
2-(Trimethylsilyl)-2H-1,2,3-triazole2-??????-1,2,3-????13518-80-4C5H11N3Si
2,7-Diaminopyrene-4,5,9,10-tetraone3-??????2,7-??????-4,5,9,10-??????2459874-51-0C16H8N2O4
(S)-N-(2,5-dioxotetrahydrofuran-3-yl)-2,2,2-trifluoroacetamide(S)-(-)-2-(????????????)??????777-33-3C6H4F3NO4
2-(Chloromethyl)-1-fluoro-4-nitrobenzene143032-52-4C7H5ClFNO2
(3-(Benzylideneamino)pentan-3-yl)phosphonate50917-73-2C12H18NO3P
3-Amino-3-(3,4-difluorophenyl)propanoic acid3-???-3-(3,4-?????-??)-?????682804-05-3C9H9F2NO2
2-((4-Ethoxy-4-oxobutyl)amino)butanoic acid (Levetiracetam Impurity)1342229-32-6C10H19NO4
N-Fmoc-L-HomoPhe(4-NO2)-OH205182-66-7C25H22N2O6
MIL-53(Al)-NH21134360-62-5C8H5AlNO5
1-(Hydroxymethyl)naphthalen-2-ol2-?????-1-???????5386-25-4C11H10O2
2-(Allyl(methyl)amino)ethan-1-ol2-(??-2-???-1-????)???31969-04-7C6H13NO
3-(2-Fluoro-3-(trifluoromethyl)phenyl)acrylic acid2-FLUORO-3-(????????)CINNAMICACID237069-83-9C10H6F4O2
N1,N3-Bis(2,3-dihydroxypropyl)-5-(2-hydroxyacetamido)-2,4,6-triiodo-N1-methylisophthalamide (Iopromide Impurity)154361-52-1C17H22I3N3O8
Ethyl (E)-N-(2-methyl-3-nitrophenyl)formimidate??-N-(2-??-3-?????)???????115118-93-9C10H12N2O3
Methyl 5-ethyl-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate1354639-60-3C14H15NO4
(R)-3-Aminopentanenitrile(R)-3-????????400090-60-0C5H10N2
Fmoc-N-Me-Ser(Trt)-OH1078607-71-2C38H33NO5
L-tyrosyl-L-phenylalanyl-L-phenylalanine compound with acetic acid (1:1)TYR-PHE-PHE??????????108322-09-4C27H29N3O5.C2H4O2
Pentyl isobutyrateAMYL???????2445-72-9C9H18O2
(S)-Fmoc-2-amino -5-(3,5-dichlorophenyl)pentanoic acid2350009-69-5C11H13Cl2NO2
1,4-Diethoxy-2-nitrobenzene1,4-????-2-?????119-23-3C10H13NO4
4-Chloro-2-methoxy-6-methylpyridine1227594-01-5C7H8ClNO
Benzofuro[3,2-b]pyridin-6-yl trifluoromethanesulfonate2043362-45-2C12H6F3NO4S
(S)-2-Amino-3-((3-hydroxypropyl)thio)propanoic acid (Fudosteine Impurity)1023971-10-9C6H13NO3S
(Z)-4,4,4-trifluoro-3-methylbut-2-enoic acid93404-33-2C5H5F3O2
5’-O-(4,4-Dimethoxytrityl)-2’-O-methyl inosine5'-O-(????????)-2'-O-?????128219-84-1C32H32N4O7
1-(2-(Trifluoromethyl)phenyl)cyclopropane-1-carbonitrile124276-63-7C11H8F3N
3-((3S,4S)-3,4-dimethylpiperidin-4-yl)phenol145678-87-1C13H19NO
N-Methyl-3-phenoxy-3-phenylpropan-1-amine (Atomoxetine Impurity)?????EP???A56161-70-7C16H19NO
(R)-6-(trifluoromethoxy)chroman-4-amine hydrochloride1810074-61-3C10H11ClF3NO2
Ethyl 4-(dimethylamino)butanoateETHYL4-(DIMETHYLAMINO)??????22041-23-2C8H17NO2
Fmoc-3-Phenyl-L-Serine197458-39-2C24H21NO5
3-Methylnonan-3-ol3-??-3-???21078-72-8C10H22O
1-Isopropyl-3-phenylthiourea1-ISO-PROPYL-3-??-2-?????15093-36-4C10H14N2S
5,8-Dibromo-6,7-difluoro-2-((2-hexyldecyl)oxy)quinoxaline2269476-12-0C24H34Br2F2N2O
(Z)-5-(4-(2-(5-Ethylpyridin-2-yl)ethoxy)benzylidene)thiazolidine-2,4-dione (Pioglitazone Impurity)136401-69-9C19H18N2O3S
Ethyl n-cyclohexylurethane??N-????????1541-19-1C9H17NO2
2-(4,5-Bis(benzyloxy)-2-nitrophenyl)acetonitrile2-???-4,5-??(????)????????117568-27-1C22H18N2O4
2,4,11,13-Tetraazatetradecanamide, N-(4-chlorophenyl)-14-[(4-chlorophenyl)amino]-3,12,14-triimino- (Chlorhexidine Impurity)1381962-77-1C22H29Cl2N9O
(Imino(phenyl)methyl)glycine2-([???(??)??]???)????32683-07-1C9H10N2O2
TTm61202695-55-3C12H16S2
DUT-51207564-79-1C17H15AlNO6
Fmoc-N-Methyl-D-Allo-Isoleucine1356090-81-7C22H25NO4
2,9-Dipentylanthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetraone76372-75-3C34H30N2O4
2-(Dimethylamino)-5,6-dimethylpyrimidin-4-ol40778-16-3C8H13N3O
(S)-Fmoc-2-Amino-5-(2,6-dichlorophenyl)pentanoic acid2349562-40-7C26H23Cl2NO4
4-(5-Bromo-1H-indol-3-yl)butanoic acid5-???-??-3-???13993-31-2C12H12BrNO2
1-Cyclohexyl-N,N-dimethylmethanamineN,N-?????????????16607-80-0C9H19N
2,6-Dibromo-4,4-dihexyl-4H-silolo[3,2-b:4,5-b']dithiophene188690-66-6C20H28Br2S2Si
(2S,3S,4S,5R,6S)-6-(5-(2-carboxyvinyl)-2-hydroxyphenoxy)-3,4,5-trihydroxytetrahydro-2H-pyran-2-carboxylic acid????3-β-D-???????1093679-73-2C15H16O10
1-Methoxy-4-methylnaphthalene4-???-1-??????24821-54-3C12H12O
(S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(2,2-dimethyl-4H-benzo[d][1,3]dioxin-6-yl)propanoic acidFMOC-??-(2,2-???-4H-??[1,3]-???-6-?)-ALA-OH252049-13-1C28H27NO6
1,5-Di-p-tolyl-3-methyl-1,4-pentazadiene1,5-DI-P-TOLYL-3-METHYL-1,4-?????41798-81-6C15H17N5
(2S,3aS,7aS)-1-((S)-2-(((S)-1-Ethoxy-1-oxopentan-2-yl)amino)propanoyl)octahydro-1H-indole-2-carboxylic acid-d4 (Perindopril Impurity)?????-d41356929-58-2C19H28D4N2O5
2-Bromo-4-methoxy-5-nitrobenzaldehyde139527-84-7C8H6BrNO4
5,7-Bis(trimethylstannyl)-2,3-dihydrothieno[3,4-b][1,4]dioxine459409-70-2C12H22O2SSn2
N-Fmoc-N-(6-(tert-butoxy)-6-oxobutyl)glycine185426-32-8C27H33NO6
(E)-octadec-11-en-9-ynoic acid????????557-58-4C18H30O2
Fmoc-L-Phe(2-F,5-I)-OH2350170-78-2C24H19FINO4
2-Bromo-5-chloro-4-methylphenol1175754-49-0C7H6BrClO
(S)-1-(2-fluoro-6-methoxyphenyl)ethan-1-amine hydrochloride(S)-1-(2-????-6-?????)???????1391378-74-7C9H13ClFNO
1-Ethynyl-4-(4-propylcyclohexyl)benzene4-(4-???-?????)-??????167858-58-4C17H22
BTO48-2Br2022985-69-7C30H50Br2N2O2S
(S)-Fmoc-2-amino -5-(2-methoxyphenyl)pentanoic acid1638514-47-2C12H17NO3
(S)-Fmoc-2-Amino-5-(3,4-dichlorophenyl)pentanoic acid2350690-24-1C26H23Cl2NO4
3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(2-bromophenyl)propanoic acidN-FMOC-3-AMINO-3-(2-BROMO-PHENYL)-?????284492-04-2C24H20BrNO4
3,4-Dichloropyridine hydrochloride159732-45-3C5H4Cl3N
5-Bromo-2-chloro-8-fluoroquinoline1215767-73-9C9H4BrClFN
(4S)-2-((3-(2-Chloro-6-fluorophenyl)-5-methylisoxazole-4-carboxamido)methyl)-5,5-dimethylthiazolidine-4-carboxylic acid (Flucloxacillin Impurity)1276016-89-7C18H19ClFN3O4S
1-Butoxy-4-ethynylbenzene1-???-4-??-1-????79887-15-3C12H14O
7-Hydroxy-1-methyl-N-((1R,3r,5S)-9-methyl-9-azabicyclo[3.3.1]Nonan-3-yl)-1H-indazole-3-carboxamide hydrochloride7-???????????133841-15-3C18H24N4O2
N-(2,6-Dimethylphenyl)-2-(methylamino)acetamide (Lidocaine Impurity)N-(2,6-?????)-2-(?????)?????????42459-27-8C11H16N2O
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