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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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1,3-Bis(difluoromethoxy)benzene1,3-BIS(????????)??22236-12-0C8H6F4O2
Buspirone N-Oxide????N-????220747-81-9C21H31N5O3
1-[(4-Methylphenyl)methyl]piperazine23173-57-1C12H18N2
1-Bromo-4-(4-nitrophenoxy)benzene1-???-4-(4-??????)??21969-04-0C12H8BrNO3
4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6223719-29-7C28H52O6
(3β)-3-(Acetyloxy)pregna-5,16-dien-20-one 20-oxime16-DEHYDROPREGNENOLONE???????2174-13-2C23H33NO3
2-Amino-3-hydroxy-2-(hydroxymethyl)propyl dihydrogen phosphate (Fosfomycin Impurity)23001-39-0C4H12NO6P
3-(Trimethylsilyl)prop-2-yn-1-yl methacrylate3-?????????????????214268-06-1C10H16O2Si
Doxepin N-Oxide (Doxepin Impurity)???N-???22684-91-9C19H21NO2
(2-Chloro-6-fluorophenyl)acetic acid ethyl ester214262-85-8C10H10ClFO2
Benzenemethanamine, α-methyl-4-nitro-, (αR)-(R)-1-(4-???-??)-????22038-87-5C8H10N2O2
6-Fluoroindole-3-acetonitrile6-??????-3-??????2341-25-5C10H7FN2
1,4-Anhydro-2,3,5-trideoxy-4-C-(2,4-difluorophenyl)-2-[[4-[4-[4-[1-[(1S,2R)-1-ethyl-2-hydroxypropyl]-1,5-dihydro-5-oxo-4H-1,2,4-triazol-4-yl]phenyl]-1-piperazinyl]phenoxy]methyl]-5-(1H-1,2,4-triazol-1-yl)-D-erythro-pentitol213381-06-7C37H42F2N8O4
1-cyclopropyl-7-fluoro-8-methoxy-6-((4aS,7aS)-octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Moxifloxacin Impurity）2205053-60-5C21H24FN3O4
3,4-Diaminobenzenesulfonamide3,4-????-???????2360-20-5C6H9N3O2S
7-Chloro-2-phenyl-1H-pyrrolo[3,2-b]pyridine7-???-2-??-1H-???[3,2-b]???237435-19-7C13H9ClN2
Laminaripentaose????????23743-55-7C30H52O26
rel-(1R,2S)-2-phenylcyclohexanolTRANS-2-??-1-???????2362-61-0C12H16O
2-Nitrophenyl N-acetyl-α-D-galactosaminideO-?????2-??????-2-???-??-D-?????????23646-67-5C14H18N2O8
(R)-5-(2-fluoro-3-methoxyphenyl)-1-(2-fluoro-6-(trifluoromethyl) benzyl)-6-methyl-3-(2-(2-oxopyrrolidin-1-yl)-2-phenylethyl) pyrimidine-2,4(1H,3H)-dione2248628-93-3C32H28F5N3O4
5-Amino-2-methoxybenzamide5-???-2-???-?????22961-58-6C8H10N2O2
4,4,4-Trifluorobutan-2-one4,4,4-????????-2-?2366-70-3C4H5F3O
Azepane-1-Carbaldehyde??????-1H-???-1-??????25114-81-2C7H13NO
2,3-Dihydro-5H-[1,4]dithiino[2,3-c]pyrrole-5,7(6H)-dione24519-85-5C6H5NO2S2
2,5-Dichloro-3,4-ethylenedioxythiophene225518-49-0C6H4Cl2O2S
PPDN????[2,3-f][1,10]?????-2,3-???????215611-93-1C16H6N6
4-Bromo-2-(5-isoxazolyl)phenol4-???-2-(5-?????)??213690-27-8C9H6BrNO2
1-Cyclohexylnonadecane22349-03-7C25H50
3-(Allyloxy)propanoic acid3-?????????22577-15-7C6H10O3
methyl 3-((2'-carbamoyl-[1,1'-biphenyl]-4-yl)methyl)-2-oxo-2,3-dihydro-1H-benzo[d]imidazole-4-carboxylate2171316-29-1C23H19N3O4
3-O-Benzyl-1,2-O-isopropylidene-α-D-glucofuranose1,2-O-???????-3-????-D-???????22529-61-9C16H22O6
4-Chloro-6-ethoxy-2-(methylthio)pyrimidine221679-84-1C7H9ClN2OS
4-(1H-Pyrrol-1-yl)benzoic acid4-(1H-??-1-?)???22106-33-8C11H9NO2
Propan-2-ol, hafnium salt???(IV)I-????????????????2171-99-5C12H28HfO4
3-(4-Hydroxy-3,5-dimethoxyphenyl)-1,2-propanediol22805-15-8C11H16O5
Tert-butyl (R)-(2-(4-aminophenyl)-2-hydroxyethyl)(phenethyl)carbamate(N-tert-???????-N-[(1'R)-????-1-??)??])-4-a????????223673-36-7C21H28N2O3
2-Amino-3-(2-methoxyphenyl)propanoic acid2-???-3-(2-???-??)-?????22976-68-7C10H13NO3
Crisaborole Impurity 652227126-09-0C16H12BrNO3
(S)-2-Methylindoline(2S)-2,3-?????-2-??-1H-??22160-09-4C9H11N
H-Gln-nh2 HCl21752-29-4C5H12ClN3O2
Boc-D-Phe(4-azido)-OHBOC-P-AZIDO-D-PHE-?214630-05-4C14H18N4O4
2-Amino-3-hydroxy-3-methylbutanoic acid2280-28-6C5H11NO3
4-(2-Hydroxyethyl)piperazin-2-one4-(2-???????)-????-2-ONE23936-04-1C6H12N2O2
4-Chloro-N,N-dipropylbenzamide4-???-N,N-?-n-???????2447-87-2C13H18ClNO
Tetracosanedioic acid?????????2450-31-9C24H46O4
1,2-Bis(4-nitrophenyl)ethene2501-02-2C14H10N2O4
2-(4-Bromophenoxy)-N,N-dimethylethanamine2-(4-??????)-N,N-???????2474-07-9C10H14BrNO
tert-Butyl (3S,4S)-3-(benzylamino)-4-hydroxypyrrolidine-1-carboxylate(3S,4S)-N-Boc-3-(?????)-4-?????????252574-03-1C16H24N2O3
Acrylic acid compound with styrene (1:1)2-????, ??????? ???25085-34-1C11H12O2
1,4,7-Tris(1,1-dimethylethyl) 10-(carboxymethyl)-1,4,7,10-tetraazacyclododecane-1,4,7-tricarboxylate(4,7,10-TRI-BOC-1,4,7,10-??????????-1-?)????247193-74-4C25H46N4O8
4-Phenethyl-piperidine4-??-????24152-41-8C13H19N
2,2-Dimethyl-5-((pyridin-3-ylamino)methylene)-1,3-dioxane-4,6-dione25063-68-7C12H12N2O4
4-Bromo-3,6-dihydro-2H-pyran4-???-3,6-?????-2H-??24265-23-4C5H7BrO
2-Acetoxy-5-(2-bromoacetyl)benzyl acetate1-(4-?????)-3-((?????)??)??)-2-??????24085-07-2C13H13BrO5
2,2-Dimethyl-1,6,2-dioxasilocane2,2-???-1,6,2-??????24628-31-7C7H16O2Si
Lisinopril EP Impurity D?????R,S,S-???????219677-82-4C21H29N3O4
(E)-(4-Methoxy-4-oxobut-2-en-1-yl)triphenylphosphonium bromide??4-(?????????)???????????2181-98-8C23H22BrO2P
3-(3,5-di-tert-butyl-4-hydroxyphenyl)acrylic acid22014-01-3C17H24O3
2-(2-Aminoacetamido)pentanoic acid2189-27-7C7H14N2O3
2-(2-Oxobutyl)cyclohexane-1,3-dione24836-98-4C10H14O3
Cyclohexane-1,3,5-tricarboxylic acid1,3,5-?????????????25357-95-3C9H12O6
Indobufen Impurity 12-(3-?????)????21762-24-3C10H13NO2
Aprepitant Impurity 9219821-37-1C24H25F7N4O4
4-(4-Aminostyryl)-N,N-dimethylaniline4-???-4'-(N,N-???????)???22525-43-5C16H18N2
1-(2-Pyrrolidinoethyl)piperazine1-(2-???????)????22763-69-5C10H21N3
(4-Bromobutyl)Trimethoxysilane4-????????????226558-82-3C7H17BrO3Si
(2S,3S,4R)-3,4-Diaminotetrahydro-2-thiophenepentanoic acid22342-46-7C9H18N2O2S
S-Allylmercapturic acidN-???-S-??????23127-41-5C8H13NO3S
N,N'-(hexane-1,6-diyl)bis(aziridine-1-carboxamide)N,N'-?????-1,6-??(1-??????????)2271-93-4C12H22N4O2
N-((4-(5-methyl-4-phenylisoxazol-3-yl)phenyl)sulfonyl)propionamide2235371-89-6C19H18N2O4S
2-Amino-6-(propylamino)-5,6-dihydrobenzo[d]thiazol-7(4H)-one hydrochloride2245708-68-1C10H16ClN3OS
Loxoprofen (sodium) (dihydrate)??????????226721-96-6C15H21NaO5
Tetrachlorobis(tetrahydrofuran)zirconium????????(????????)????21959-01-3C8H16Cl4O2Zr
(R)-5,5-Diphenyl-4-methyl-2-oxazolidinone(R)-(+)-5,5-???-4-??-2-??????223906-37-4C16H15NO2
6-Methyl-DL-tryptophan2280-85-5C12H14N2O2
2-Bromo-1-(4-(pyrrolidin-1-yl)phenyl)ethan-1-one??-???-4-(1-PYR????)?????216144-18-2C12H14BrNO
4-Fluoro-2-morpholinoaniline4-????-2-(4-?????)???232951-87-0C10H13FN2O
(S)-2-Amino-6-(4-methylphenylsulfonamido)hexanoic acid2130-76-9C13H20N2O4S
2-amino-4-(3-chloropropoxy)-5-methoxybenzoate2-???-4-(3-???????)-5-????????214470-59-4C12H16ClNO4
Fmoc-N-methyl-3-(2-naphthyl)-L-alanine2138482-09-2C29H25NO4
2-Chloro-5-trifluoromethylbenzylcyanide2-???-5-(????????)????????22902-88-1C9H5ClF3N
2-Amino-1-(3,4-dihydroxyphenyl)ethanesulfonic acid (Noradrenaline Impurity)24159-36-2C8H11NO5S
Sodium pyridine-2-sulfinate??????-2-?????24367-66-6C5H6NNaO2S
2-(3,5-Dibromo-4-hydroxyphenyl)acetic acid24744-58-9C8H6Br2O3
2-Amino-5-ethylbenzoic acid2-???-5-?????2475-82-3C9H11NO2
rel-1-(4-(4-(((2R,4S)-2-((1H-Imidazol-1-yl)methyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)-3,4-dihydropyrazin-1(2H)-yl)ethan-1-one (Ketoconazole Impurity)2,3-??????????254912-63-5C26H26Cl2N4O4
3-Methyl-4-phenylbutan-2-one3-??-4-????-2-?2550-27-8C11H14O
3-Methoxybenzimidamide3-???-????25412-66-2C8H10N2O
2-Ethoxy-4-methylphenol2-???-4-????2563-07-7C9H12O2
(Z)-Prop-1-en-1-ylphosphonic acid (Fosfomycin Impurity)??-????????25383-06-6C3H7O3P
Dipentaerythritol Hexakis(3-mercaptopropionate)DIPENTAERYTHRITOLHEXAKIS(3-???????????)25359-71-1C28H46O13S6
Pentyl isovalerateN-?????????25415-62-7C10H20O2
(1R,2R,3R,5S)-(-)-Isopinocampheol(-)-??????25465-65-0C10H18O
2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiazole???-2-??????????214360-88-0C9H14BNO2S
Spongosine????24723-77-1C11H15N5O5
Adipic acid compound with butane-1,4-diol (1:1)??(1,4-??? ???)25103-87-1C10H20O6
3-(5-Chloro-2-methoxy-3-nitrophenyl)-1-methyl-1H-1,2,4-triazole2245111-21-9C10H9ClN4O3
2,3,4-Trimethoxy-6-methylbenzaldehyde22383-85-3C11H14O4
Ethyl 2-(tetrahydrofuran-2-yl)acetate?????????-2-??????????2434-02-8C8H14O3
n-(3,4-Dichlorophenyl)-2-hydroxybenzamide??????????????24448-73-5C13H9Cl2NO2
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