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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/
? ?? ?:39988
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4-Amino-5-hydroxynaphthalene-1,7-disulfonic acid130-23-4C10H9NO7S2
Sodium 2-(2-((2-bromo-6-chlorophenyl)amino)phenyl)acetate2-(2-???-6-?????)???)-??????????127792-45-4C14H10BrClNNaO2
MC 976129831-99-8C27H42O3
2-(2-((2-Bromo-6-chlorophenyl)amino)phenyl)acetic acid (Diclofenac Impurity)127792-23-8C14H11BrClNO2
1-Chloro-4-(2-chloroethoxy)benzene1-???-4-(2-??????)??13001-28-0C8H8Cl2O
Tert-butyl 4-(4-nitrobenzyl)piperazine-1-carboxylate4-(4-NITROBENZYL)PIPERAZINE-1-CARBOXYLICACIDTERT-??????130636-61-2C16H23N3O4
3-Chloro-4-oxopentyl acetate2-???-3-?????????13051-49-5C7H11ClO3
(m-Terphenyl-5'-yl)trimethyl-silane128388-53-4C21H22Si
N-[(9H-Fluoren-9-ylmethoxy)carbonyl]-O-methyl-D-threonineFMOC-D-THR(ME)-?1301706-86-4C20H21NO5
Topiramate D121279037-95-4C12H21NO8S
1-Dodecylpyridin-1-ium chloride hydrate1-????????????139549-68-1C17H30ClN
Butanal 2,4-dinitrophenylhydrazine1527-98-6C10H12N4O4
Ytterbium(III) sulfate13469-97-1O12S3Yb2
(E)-3-(2-Chlorophenyl)acrylaldehyde138555-57-4C9H7ClO
3,3'-(Pyridine-3,5-diyl)dibenzoic acid1429436-06-5C19H13NO4
4-Bromo-spiro[9H-fluorene-9,9'-[9H]xanthene]1609484-45-8C25H15BrO
N-Carbobenzoxy-DL-norleucine15027-13-1C14H19NO4
Salmeterol Usp Rc H1330076-52-2C36H43NO6
5-Bromobenzo[c]thiophene133150-64-8C8H5BrS
4-[2-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl]morpholine1361110-63-5C16H23BClNO3
6-Methyl-N-(4-sulfamoylphenethyl)pyrazine-2-carboxamide (Glipizide Impurity)1346600-54-1C14H16N4O3S
Perrhenic acid?? ?13768-11-1HO4Re
2-(4-Pentylphenyl)acetic acid4-????????14377-21-0C13H18O2
(R)-1-(m-Tolyl)propan-1-amine hydrochloride1391356-26-5C10H16ClN
Lemborexant Impurity 41450904-92-3C20H21FO5S
3-(4-Nitrophenyl)prop-2-en-1-ol1504-63-8C9H9NO3
4-Methylbenzoic anhydride4-????-1-???????13222-85-0C16H14O3
2,5-Di(pyridin-4-yl)-1,3,4-thiadiazole2,5-BIS(4-???)-1,3,4-?????15311-09-8C12H8N4S
tert-Butyl (R)-(3-hydroxy-1,1-diphenylpropan-2-yl)carbamateN-Boc-??-??-D-??????155836-48-9C20H25NO3
(2R,5S)-1-(tert-Butoxycarbonyl)-5-phenylpyrrolidine-2-carboxylic acid(2R,5S)-BOC-5-??-????-2-????158706-46-8C16H21NO4
3,5-Dichloropyrazine-2-carbaldehyde3,5-???????-2-??????136866-27-8C5H2Cl2N2O
4'-(Bromomethyl)-[1,1'-biphenyl]-2-carboxamide4'-(?????)???-2-??????147404-72-6C14H12BrNO
(R)-3-Amino-4-(tert-butoxy)-4-oxobutanoic acid148823-36-3C8H15NO4
6-Bromoimidazo[1,2-a]pyridin-8-ol dihydrochloride6-broMo-8-????-????[1,2-a]??????1379358-48-1C7H6BrClN2O
Dichloro((dichlorosilyl)methyl)(methyl)silane1,1,3,3-??????-1,3-?????148859-49-8C2H6Cl4Si2
3'-Methyl[1,1'-biphenyl]-3-carboxylic acid3'-??-???-3-?????158619-46-6C14H12O2
6-Oxa-3-azabicyclo[3.1.1]heptane tosylate6-??-3-??????[3.1.1]???????1339953-58-0C12H17NO4S
2-Propen-1-one,1-(3-hydroxy-1-pyrrolidinyl)-3-phenyl-1344876-77-2C13H15NO2
5-(2-Cyclopropyl-2-oxo-1-phenylethyl)-4,5,6,7-tetrahydrothieno[3,2-c]pyridin-2-yl acetate1391194-45-8C20H21NO3S
2,3-Dichloro-4-fluorobenzoic acid154257-76-8C7H3Cl2FO2
9-Fluorenone hydrazone9-????? ?????13629-22-6C13H10N2
(-)-8,8-Dichlorocampherylsulfonyl-oxaziridine(-)-(8,8-??????????)?????139628-16-3C10H13Cl2NO3S
(S)-2-((tert-butoxycarbonyl)(methyl)amino)pentanoic acid136092-78-9C11H21NO4
4-Methyl-3-propoxy-1H-1,2,4-triazol-5(4H)-one145027-96-9C6H11N3O2
2-Amino-4-(1-hydroxy-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenol (Formoterol Impurity)150513-24-9C18H24N2O3
3-(1-Hydroxy-2-(methylamino)ethyl)phenol hydrochlorideDL-??????????????154-86-9C9H14ClNO2
tert-Butyl (thiazol-5-ylmethyl) ((2S,3S,5S)-3-hydroxy-1,6-diphenylhexane-2,5-diyl)dicarbamate (Ritonavir Impurity)162849-95-8C28H35N3O5S
6-Bromoisoquinoline-3-carboxylic acid1416713-22-8C10H6BrNO2
4-((7-Chloroquinolin-4-yl)amino)-N-ethyl-N-(2-hydroxyethyl)pentan-1-amine oxide (Hydroxychloroquine Impurity)1449223-88-4C18H26ClN3O2
(R)-2-(tert-Butoxycarbonyl)-1,2,3,4-tetrahydroisoquinoline-1-carboxylic acid1,2(1H)-???????????,3,4-????-,2-(1,1-?????)????,(1R)-151004-96-5C15H19NO4
N-(3-Methoxyphenyl)cinnamamide(E)-N-(3-???-??)-3-??-??????15116-41-3C16H15NO2
3-Chloro-D-tyrosineHD-??(3-Cl)-OH162599-96-4C9H10ClNO3
2-Phenylpyrimidine-4,6-diol13566-71-7C10H8N2O2
4-(1-Hydroxy-2-((2-hydroxy-4-(1-hydroxy-2-((6-(4-phenylbutoxy)hexyl)amino)ethyl)benzyl)(6-(4-phenylbutoxy)hexyl)amino)ethyl)-2-(hydroxymethyl)phenol (Salmeterol Impurity)SalMeterolEP???G1391051-88-9C50H72N2O7
2-Aminoindan-2-phosphonic acid2-?????-2-????141120-17-4C9H12NO3P
BD1063BD1063????150208-28-9C13H18Cl2N2
Tungsten(IV) chloride??????13470-13-8Cl4W
Methyl α-L-fucopyranoside14687-15-1C7H14O5
Dicyclohexylamine (S)-2-((tert-butoxycarbonyl)amino)-5-methoxy-5-oxopentanoate14406-17-8C23H42N2O6
3,3'''-Dihexyl-2,2':5',2'':5'',2'''-quaterthiophene (contains 3% Dichloromethane at maximum)132814-91-6C28H34S4
O-Desisopropyl O-Propyl Bisoprolol (Bisoprolol EP Impurity B)1447715-44-7C18H31NO4
Methyl 3-hydroxybutanoate??3-??????????1487-49-6C5H10O3
(R)-4-(3,4-Dichlorophenyl)-3,4-dihydronaphthalen-1(2H)-one (Sertraline Impurity)155748-61-1C16H12Cl2O
Ytterbium(III)acetylacetonate14284-98-1C15H21O6Yb
(Z)-9-(Prop-1-en-1-yl)-9H-purin-6-amine (Tenofovir Impurity)1464851-21-5C8H9N5
6,7,9,10,12,13,20,21,23,24-Decahydrodibenzo[b,k][1,4,7,10,13,16,19]heptaoxacyclohenicosine14098-41-0C22H28O7
(S)-2-((S)-2-Amino-4-(methylthio)butanamido)-4-methylpentanoic acidH-??-?-?14486-16-9C11H22N2O3S
Vinyltris(Dimethylsiloxy)silane160172-46-3C8H24O3Si4
N-Cyano-N′-[2-[[(5-methyl-1H-imidazol-4-yl)methyl]thio]ethyl]-,Carbamimidic acid methyl ester (Cimetidine Impurity)138035-55-9C10H15N5OS
4-Chloro-2-(chloromethyl)-3,5-dimethylpyridine hydrochloride143016-68-6C8H10Cl3N
1H-Pyrazole-3,5-dicarboxamide1397683-79-2C5H6N4O2
(R)-3-Amino-3-(2-fluoro-phenyl)-propionic acid151911-22-7C9H10FNO2
Erbium(III) perchlorate solution,50.00%14017-55-1Cl3ErO12
4-Isobutoxyisophthalonitrile4-(2-??????)-1,3-?????????161718-81-6C12H12N2O
2-Bromo-1-pyrazin-2-yl-ethanone2-???-1-???-2-????132426-19-8C6H5BrN2O
Dimethyl 3-aminopentanedioate acetate???3-a??????????????1345983-89-2C9H17NO6
6-Methylhept-5-en-2-ol1569-60-4C8H16O
3-((4-Methoxybenzyl)oxy)propan-1-ol3-(4-???????)-1-????135362-69-5C11H16O3
3-(4-Fluorophenyl)pyrrolidine3-(4-????-??)-????144620-11-1C10H12FN
9-Ethynyl-9H-fluoren-9-ol13461-74-0C15H10O
Fmoc-β-Ala-OPfpFMOC-??-ALA-OPFP149303-38-8C24H16F5NO4
1,1,3,3-Tetramethyl-1-(2-(trimethoxysilyl)ethyl)disiloxane1,1,3,3-?????-1-[2'-(???????)??]-????137407-65-9C9H26O4Si3
Landiolol Impurity 4144256-26-8C25H39N3O8
naphtho[2,3-b]benzofuran-2-ylboronic acid1627917-17-2C16H11BO3
5-Bromothiazol-2(3H)-iminehydrochloride2-???-5-??????HCL133692-18-9C3H4BrClN2S
[1-(4-chlorophenyl)-1H-1,2,3-triazol-4-yl]methanol133902-66-6C9H8ClN3O
(S)-2-((S)-2-Amino-3-methylbutanamido)-3-hydroxypropanoic acidH-?-??-?13588-94-8C8H16N2O4
Myristoyl ethanolamide???????????142-58-5C16H33NO2
Benzyl (2-aminobenzoyl)glycinate150374-97-3C16H16N2O3
Lithium bromide dihydrate13453-70-8BrH2LiO
Sodium glutarate??? ??????13521-83-0C5H6Na2O4
(3R,4R,5S)-5-Acetamido-4-amino-3-(pentan-3-yloxy)cyclohex-1-enecarboxylic acid1364932-19-3C14H24N2O4
(R)-3-Amino-5-phenylpentanoic acid147228-37-3C11H15NO2
4-(5-Chloro-2-oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)piperidine-1-carbaldehyde (Domperidone Impurity)DoMperidoneEP???B1346598-11-5C13H14ClN3O2
Isopropyl 2-isopropylphenyl ethero-CuMenyl????????14366-59-7C12H18O
BTZ2F610-2Br1563332-28-4C22H33Br2F2N3
5,6-Dimethoxyindoline5,6-???????15937-07-2C10H13NO2
rac-Pazufloxacin Mesylate???????????136905-87-8C17H19FN2O7S
Tacrolimus 19-Epimer; Tacrolimus Ep Impurity G144490-63-1C44H69NO12
2,2,5,5-Tetramethyltetrahydrofuran2,2,5,5-?????????????15045-43-9C8H16O
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