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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:40109
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2-Methyl-3-phenylmethoxy-1H-pyridin-4-one3-(????)-2-??-4(1H)-????61160-18-7C13H13NO2
Cefazolin impurity H???????C56842-77-4C11H12N6O4S
2,6-Dihydroxypyrrolo[3,4-f]isoindole-1,3,5,7(2H,6H)-tetraone57583-53-6C10H4N2O6
4,5,6,7-Tetrachloro-3',6'-dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one6262-21-1C20H8Cl4O5
Ethanol, 2-[[4-[(7-chloro-4-quinolinyl)amino]pentyl]ethylamino]-, 1-acetate47493-14-1C20H28ClN3O2
1H-indole-3-thiol3-??????480-94-4C8H7NS
2,5-Dimethylbenzene-1,3-diol488-87-9C8H10O2
5-Ethylsulfonyl-2-methoxy-benzoic acid2-???-5-(?????)???4840-63-5C10H12O5S
(±)-Myrtenol515-00-4C10H16O
1,2-Di-m-tolyldiazene3,3'-???????588-04-5C14H14N2
Poly(ethylene glycol) phenyl ether acrylate (MW 320)??-(1-??-2-????)-???-???-??(??-1,2-???)56641-05-5C11H12O3
(S)-2-((Tert-butoxycarbonyl)amino)-3-cyclobutylpropanoic acid478183-60-7C12H21NO4
4-Chloro-5-hydroxypyridazin-3(2H)-one64178-58-1C4H3ClN2O2
3-(2-Chloro-6-fluorophenyl)-5-methylisoxazole-4-carboxylic acid3919-74-2C11H7ClFNO3
(3-(Benzylcarbamoyl)phenyl)boronic acid625470-96-4C14H14BNO3
Ethyl2-acetylcyanoacetate?? 2-???-3-????????634-55-9C7H9NO3
2,3-Diaminopropanoic acid515-94-6C3H8N2O2
Methyl 4,4-dimethoxy-3-oxopentanoate??4,4-?????-3-????????62759-83-5C8H14O5
Mordant red 15?????156359-29-1C25H21NO6
5-Methylpyridine-2,3-dicarboxylic acid53636-65-0C8H7NO4
2,2-Diphenylpropionic acid2,2-???????? ?5558-66-7C15H14O2
2-Chloro-5-(methylthio)benzoic acid2-???-5-????????51546-12-4C8H7ClO2S
(1R,2R)-N1,N2-Bis(3,3-dimethylbutyl)-N1,N2-dimethylcyclohexane-1,2-diamine(1R,2R)-N,N'-???-N,N'-??(3,3-?????)?????-1,2-???644958-86-1C20H42N2
2,2'-(Pyrazine-2,5-diyl)bis(ethan-1-ol) (Clavulanic acid Impurtiy)2,5-???????4744-51-8C8H12N2O2
1-(3-(Dimethylamino)propyl)-1-(4-fluorophenyl)-3-hydroxy-1,3-dihydroisobenzofuran-5-carbonitrile (Citalopram Impurity)3-??????????M411221-53-9C20H21FN2O2
ethyl 4-(2,3,4-trimethoxybenzyl)piperazine-1-carboxylate (Trimetazidine Impurity）4-[(2,3,4-???????)??]-1-???????????????53531-01-4C17H26N2O5
2-(1H-Imidazol-2-yl)ethanol2-(1H-????-2-?)-???51036-79-4C5H8N2O
Stearic anhydride???????638-08-4C36H70O3
(6a,11b,16a,17a)-6,9-Difluoro-17-[(2-furanylcarbonyl)oxy]-11-hydroxy-16-methyl-3-oxoandrosta-1,4-diene-17-carboxylic Acid397864-63-0C26H28F2O7
2-Butylfuran2-????4466-24-4C8H12O
Isopentyl acrylate????????????4245-35-6C8H14O2
(2S,3R,4R,5R)-Tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate4049-34-7C13H18O9
3-(Trifluoromethyl)dibenzo[b,e]oxepin-11(6H)-one???[B,E]???-11(6H)-?,3-(????????)-4504-94-3C15H9F3O2
tert-Butyl (trans-4-amino-3-hydroxypiperidine-1-carboxylatetrans-4-AMino-1-Boc-3-????…443955-98-4C10H20N2O3
2,2-Dichloro-1-(4-phenoxyphenyl)ethan-1-one59867-68-4C14H10Cl2O2
3-(Methylthio)propylamine4104-45-4C4H11NS
Colchiceine????477-27-0C21H23NO6
N-(3-Chloroquinoxalin-2-yl)-4-methylbenzenesulfonamideN-(3-???-????-2-?)-4-??-???????4029-41-8C15H12ClN3O2S
γ-L-Glutamyl-L-alanineH-??-GLU-ALA-OH5875-41-2C8H14N2O5
Atorvastatin acetonide?????????????581772-29-4C36H39FN2O5
1-(2-Methoxyphenyl)adamantane (Adapalene Impurity)o-???????43109-77-9C17H22O
2-(1,3-Dimethyl-2,6-dioxo-1,2,3,6-tetrahydro-7H-purin-7-yl)acetaldehyde???????15614-53-9C9H10N4O3
hexan-3-yl carbonochloridate (Dabigatran Impurity）58906-62-0C7H13ClO2
4-(3-Chloro-4-ureidophenoxy)-7-methoxyquinoline-6-carboxamide (Lenvatinib Impurity)417719-51-8C18H15ClN4O4
Ethyl 2-methylpent-4-enoate?? 2-??-4-?????53399-81-8C8H14O2
Di(ethylene glycol) methyl ether methacrylate????????????????45103-58-0C9H16O4
4-Chloro-2-methylthieno[2,3-d]pyrimidine56843-79-9C7H5ClN2S
(S)-2-Amino-2-(thiophen-2-yl)acetic acid43189-45-3C6H7NO2S
Fmoc-(R)-3-amino-3-(4-nitrophenyl)-propionic acid507472-26-6C24H20N2O6
1-(4-(Hydroxymethyl)phenoxy)-3-(isopropylamino)propan-2-ol (Bisoprolol Impurity)Des(????????)?????62572-93-4C13H21NO3
(1R,3S)-3-(2,2-Dichlorovinyl)-2,2-dimethylcyclopropane-1-carboxylic acid3-(2,2-???????)-2,2-??????????????55701-03-6C8H10Cl2O2
2,3,4,5,6-Pentamethylbenzene-1-sulfonyl chloride????????? ?????52499-94-2C11H15ClO2S
1,3-Diminoisoindoline57500-34-2C8H7N3
(R)-3-((tert-Butoxycarbonyl)amino)-3-(2,4-dichlorophenyl)propanoic acid500788-90-9C14H17Cl2NO4
N-Formyl-D-phenylalanine59366-89-1C10H11NO3
2-(Pyridin-4-yl)ethanethiol hydrochloride6298-11-9C7H10ClNS
4-(2-Hydroxyethyl)-1H-pyrrole-3-carboxylic acid404839-11-8C7H9NO3
2,3-Dibromopropionitrile2,3-???????? ???4554-16-9C3H3Br2N
(2,3,5,6-Tetrafluorophenyl)boronic acid511295-01-5C6H3BF4O2
1-Benzylpiperazin-2-one1-??????-2-?59702-21-5C11H14N2O
1-(2,4-Dichlorophenyl)-2-(1h-imidazol-1-yl)ethan-1-one46503-52-0C11H8Cl2N2O
3-(2,4-Dihydroxyphenyl)acrylic acid614-86-8C9H8O4
1-(4-(4-Methoxyphenoxy)phenyl)ethanone4-???-4'-?????????54916-28-8C15H14O3
2-Chloro-6-(trifluoromethyl)quinoxaline2-???-6-(????????)????41213-32-5C9H4ClF3N2
Tris(3-aminopropyl)amine???(3-??????)??4963-47-7C9H24N4
4-Nitropyrene4-?????57835-92-4C16H9NO2
(S)-2-Hydroxy-2-(3-phenoxyphenyl)acetonitrile(S)-3-????????????????61826-76-4C14H11NO2
Heptakis(6-bromo-6-deoxy)-β-cyclodextrin53784-83-1C42H63Br7O28
(R)-Boc-3-methoxy-β-Phe-OH(R)-BOC-3-???-??-PHE-OH500788-86-3C15H21NO5
4-Pentylphenyl 4-propylbenzoate4-????4-????????50649-60-0C21H26O2
2-Methyl-3-nitropyridine hydrochloride63585-69-3C6H7ClN2O2
5-Ethoxypyridin-3-amine3-???-5-??????51468-00-9C7H10N2O
Hydroxylamine-15N, hydrochloride???????HCL(15N)40711-48-6ClH4NO
Dipropylamine hydrochlorideDI-N-????????5326-84-1C6H16ClN
Platinum, dichloro(1,2-cyclohexanediamine-n,n')-, [sp-4-2-(1r-trans)]-??,????(1,2-????????-N,N')-,[sp-4-2-(1R-trans)]-61848-66-6C6H12Cl2N2Pt
1-(4-Hydroxyphenyl)-7-oxo-6-(4-(2-oxopiperidin-1-yl)phenyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxamide (Apixaban Impurity)503612-76-8C24H23N5O4
Sulfuric acid, monomethyl ester, potassium salt (1:1)562-54-9CH5KO4S
(((2-Nitro-1,4-phenylene)bis(oxy))bis(methylene))dibenzene1,4-?????-2-?????51792-85-9C20H17NO4
1,2-Dichloro-1,2-difluoroethene598-88-9C2Cl2F2
1-Methyl-3-(2-(((4-methyl-1H-imidazol-5-yl)methyl)thio)ethyl)guanidine hydrochloride (Cimetidine Impurity)????????IMPD59660-24-1C9H17N5S.2ClH
(1R,3r,5S,8r)-3-((3-Hydroxy-2-phenylpropanoyl)oxy)-8-isopropyl-8-methyl-8-azabicyclo[3.2.1]octan-8-ium bromide (IpratropiumImpurity)58073-59-9C20H30BrNO3
2,4-Dinitrophenylethylalcohol4836-69-5C8H8N2O5
6-Aminopyridine-3-thioamide53268-33-0C6H7N3S
4-(Pyrrolidin-3-yl)morpholine4-????-3-?????53617-37-1C8H16N2O
1-(3-Nitrophenyl)piperazine1-(3-?????)????54054-85-2C10H13N3O2
(4-Nitrophenyl)methyl (4R,5S,6S)-3-[[(3S,5S)-5-[[(aminosulfonyl)amino]methyl]-1-[[(4-nitrophenyl)methoxy]carbonyl]-3-pyrrolidinyl]thio]-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate491878-07-0C30H34N6O12S2
O-(2,4-Dichlorobenzyl)HydroxylamineO-[(2,4-??????)??]??????52370-40-8C7H7Cl2NO
5,6-Dihydro-4H-cyclopenta[d]thiazol-2-amine53051-97-1C6H8N2S
DiisobutylsulfaneDIISOBUTYL???592-65-4C8H18S
2-Methyl-N-phenyl-5,6-dihydro-1,4-oxathiine-3-carboxamide 4,4-dioxide?????5259-88-1C12H13NO4S
Methyl(tosylmethyl)sulfane59662-65-6C9H12O2S2
2-(3-Phenoxyphenyl)acetonitrile3-???????????51632-29-2C14H11NO
2-Methylnaphthalen-1-yl acetate1-????-2-??????5697-02-9C13H12O2
1-(4-Nitrophenyl)-1H-pyrrole1-(4-?????)-1H-??4533-42-0C10H8N2O2
4-(4-Bromo-2-fluorophenyl)morpholine4-(4-???-2-??????)????513068-89-8C10H11BrFNO
2-Bromo-4-(trifluoromethyl)phenylacetonitrile2-???-4-(????????)????????474024-36-7C9H5BrF3N
4-Bromo-4'-butyl-1,1'-biphenyl1,1'-BIPHENYL,4-???-4'-BUTYL-63619-54-5C16H17Br
(R)-3-(1-(Dimethylamino)ethyl)phenyl ethyl(methyl)carbamate (Rivastigmine Impurity)415973-05-6C14H22N2O2
1-Chloro-3,4-dinitrobenzene1-???-3,4-??????610-40-2C6H3ClN2O4
Hexahydrocyclopenta[c]pyrrol-2(1H)-amine3-???-3-??????[3.3.0]??54528-00-6C7H14N2
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