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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:39988
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3-Amino-5-bromo-4-methoxypyridine31872-78-3C6H7BrN2O
(R)-3-(Pyrrolidin-2-yl)pyridine dihydrochloride288247-82-5C9H14Cl2N2
8-Mercaptoadenosine8-????????3001-45-4C10H13N5O4S
Bis(3-(diethoxy(methyl)silyl)propyl)amineBIS(???????????)??31020-47-0C16H39NO4Si2
Sodium phosphotungstate hydrate?? ???????? ???312696-30-3H2Na4O8PW
5,6-Diaminopyrimidine-4-thiol2846-89-1C4H6N4S
5-Methylthiophene-3-carbaldehyde5-?????-3-??????29421-72-5C6H6OS
(2,4-Dimethoxyphenyl)(2-methoxyphenyl)methanone2,2′,4-?????????33077-87-1C16H16O4
4-Fluoro-6-phenoxypyrimidin-2-amine314029-36-2C10H8FN3O
(2S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-phenylbutanoic acid(2R,3R)/(2S,3S)-RACEMICFMOC-??-??-?????321524-79-2C25H23NO4
2-Phenoxy-1-phenylpropan-1-ol2-???-1-?????-1-?29509-30-6C15H16O2
2,4-Dichloro-8-methoxyquinoline32608-29-0C10H7Cl2NO
2-(Aminomethyl)anilinedihydrochlorideO-???????2HCL29483-71-4C7H12Cl2N2
2-Methylhex-2-enoic acid2-METHYL-2-???28897-58-7C7H12O2
2,2',5,5'-Tetramethyl-1,1'-biphenyl2,2',5,5'-????????3075-84-1C16H18
2-(2H-Benzo[d][1,2,3]triazol-2-yl)-4-(tert-butyl)phenol2-(5-TERT-BUTYL-2-HYDROXYPHENYL)??????3147-76-0C16H17N3O
Chloro(tert-butyl)phenylphosphine29949-69-7C10H14ClP
2-(4-Chlorophenyl)-4,6-diphenyl-1,3,5-triazine2-(P-?????)-4,6-???-S-????3114-52-1C21H14ClN3
2,3-Dihydrocinnolin-3-one31777-46-5C8H6N2O
2-(Benzo[d]thiazol-2-yloxy)acetic acid2-?????-2-??????2875-32-3C9H7NO3S
(41S,12S,13aS)-13a-Ethyl-12-hydroxy-2,3,41,5,6,12,13,13a-octahydro-1H-indolo[3,2,1-de]pyrido[3,2,1-ij][1,5]naphthyridine-12-carboxylic acid (Vincamine Impurity)28152-73-0C20H24N2O3
Bis-(3-methyl-thiophen-2-yl)-methanone??(3-??-2-???)???30717-55-6C11H10OS2
Ethyl 1-(6-amino-9-β-D-ribofuranosyl-9H-purin-2-yl)-1H-pyrazole-4-carboxylate313348-16-2C16H19N7O6
Methyl benzoyl-L-histidinateBZ-??-?3005-62-7C14H15N3O3
2-Chlorooxazolo[4,5-b]pyridine2-???????[4,5-B]???325976-45-2C6H3ClN2O
3-Aza-bicyclo[3.1.0]hexane3-??????[3.1.0]??285-59-6C5H9N
4-Oxo-3,4-dihydrophthalazine-1-carboxylic acid4-????????-1-?????3260-44-4C9H6N2O3
3-(tert-Butoxy)pyridine3-TERT-??????31776-90-6C9H13NO
N,N-Diethylglycine methyl ester30280-35-4C7H15NO2
1,2,4-Trivinylcyclohexane(mixture of isomers)1,2,4-????????2855-27-8C12H18
4-(Heptyloxy)butan-1-ol318256-94-9C11H24O2
tert-Butyl 3,9-diazabicyclo[4.2.1]nonane-3-carboxylate3,9-???????[4.2.1]??-3-?????,1,1-?????????286947-16-8C12H22N2O2
2,2,4,4-Tetramethyl-3-pentanone imine2,2,4,4-?????-3-?????29097-52-7C9H19N
4'-Nitro-[1,1'-biphenyl]-4-carbonitrile4-???-4'-??????31835-63-9C13H8N2O2
(S)-2-amino-2-methylsuccinic acid(S)-(+)-2-???-2-????????3227-17-6C5H9NO4
N-(4-Fluorophenyl)hydrazinecarbothioamide330-94-9C7H8FN3S
Ethyl 6-bromo-4-oxo-3,4-dihydro-2H-benzo[e][1,3]oxazine-2-carboxylate30482-66-7C11H10BrNO4
1-Fluoro-3-pentylbenzene1-????-3-????28593-13-7C11H15F
1-Bromo-4-pentoxy-benzene4-(N-????)?????30752-18-2C11H15BrO
(R)-4-(2-(chloromethyl)-3-methylbutyl)-1-methoxy-2-(3-methoxypropoxy)benzene324763-39-5C17H27ClO3
N1-(5-nitropyridin-2-yl)ethane-1,2-diamine29602-39-9C7H10N4O2
Platinum octaethylporphyrin31248-39-2C36H44N4Pt
4-(Diethylamino)butan-2-one1-??????-3-???3299-38-5C8H17NO
4-(4-(Trifluoromethyl)phenoxy)piperidine hydrochloride4-[4-(????????)???]???????287952-09-4C12H15ClF3NO
2-(Bromomethyl)-5-nitrobenzonitrile2-(?????)-5-????????288252-67-5C8H5BrN2O2
1,3-Bis(methylthio)propan-2-ol1,3-BIS(????)-2-????31805-83-1C5H12OS2
1-(4-Hydroxy-2,3-dihydro-1H-inden-5-yl)ethan-1-one28179-02-4C11H12O2
3-(Boc-amino)-3-(3-nitrophenyl)propionic Acid3-N-BOC-3-(3-?????)?????284492-22-4C14H18N2O6
Norepinephrine Impurity 329477-54-1C8H8O4
trans-Cyclobutane-1,2-dicarbonitrile?????????-1,2-???????3211-20-9C6H6N2
5-Methoxyimidazo[1,2-a]pyridine????[1,2-a]???,5-???-31409-09-3C8H8N2O
1-Methyl-3-phenyl-1H-pyrazole-4-carbaldehyde304477-40-5C11H10N2O
Ethyl 2-(3-aminopyridin-2-yl)acetate??2-(3-??????-2-?)????295327-27-4C9H12N2O2
5-Ethyl-4-methylthiazole5-??-4-?????31883-01-9C6H9NS
Iron(iii) (2r,3r)-2,3-dihydroxysuccinate2944-68-5C12H12Fe2O18
2,7-Di((E)-styryl)naphthalene2,7-????????32057-88-8C26H20
2,6-Dimethyl-1-heptene???-1-??2,6??,80%3074-78-0C9H18
Tetrachlorobis(tetrahydrofuran)titanium(IV)31011-57-1C8H16Cl4O2Ti
Methyl 3-(2-bromophenyl)-3-oxopropanoate3-(2-???-??)-3-??-???????????294881-08-6C10H9BrO3
6-((Tert-butoxycarbonyl)imino)-1,6-dihydropyridazine-3-carboxylic acid301548-08-3C10H13N3O4
4,4′,4′′,4′′′-(21H,23H-porphine-5,10,15,20-tetrayl)tetrakis-Benzoic acid tetrahydrazide323208-61-3C48H38N12O4
3-Methyl-1-phenylbutan-2-one3-??-1-??-2-???2893-05-2C11H14O
2-Fluoro-1-phenylpentan-1-one4'-?????????29114-66-7C11H13FO
p-Aminophenyl α-D-glucopyranoside31302-52-0C12H17NO6
Tert-butyl (S)-2-amino-3,3-dimethylbutanoate31556-74-8C10H21NO2
2-Methyl-1-propyl-1H-imidazole1-???-2-?????33214-18-5C7H12N2
Bendamustine Impurity 5 HCl (Bendamustine Desmethyl Impurity HCl)DesMethylBendaMustine???31349-38-9C15H19Cl3N3O2
(R)-3-Amino-4-(3,4-difluorophenyl)butanoic acid hydrochloride(R)-3-???-4-(3,4-???????)-????-HCl332061-68-4C10H12ClF2NO2
3,3',5,5'-Tetra(pyridin-3-yl)-1,1'-biphenyl329214-54-2C32H22N4
Methyl 2-(2-formyl-4-nitrophenoxy)hexanoate??2-(2-forMyl-4-nitrophenoxy)hexanoate335153-23-6C14H17NO6
1,3-Dichloro-2-(methoxymethyl)benzene33486-90-7C8H8Cl2O
trans-2-Hepten-1-ol33467-76-4C7H14O
Ethyl 4-(2-chlorophenyl)-2,4-dioxobutanoate?????,2-???-.??.,.gaMMa.-???-,??est338982-35-7C12H11ClO4
Dodecylamine Hydroiodide34099-97-3C12H28IN
3-Methylpiperidin-4-ol4-?????-3-??????33557-57-2C6H13NO
Isavuconazole Impurity 37338990-63-9C40H43ClF2N8O7S
m-Hydroxyphenylthiourea3394-05-6C7H8N2OS
3-(Ethoxymethylene)pentane-2,4-dione3-(??????)-2,4-????33884-41-2C8H12O3
3-((2-Hydroxyethyl)amino)propanenitrile3-[(2-??????)???]????????33759-44-3C5H10N2O
(8S,9R,10S,11S,13S,14S,16R,17R)-9-Fluoro-11-hydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl pentanoate (Betamethasone Valerate Impurity)33755-46-3C27H37FO6
Tetraisocyanatosilane????????????3410-77-3C4N4O4Si
(S)-imino(methyl)(phenyl)-lambda6-sulfanone(S)-(+)-S-??-S-??????33903-50-3C7H9NOS
2-(3-Methoxyphenyl)-N-methylethan-1-amine[2-(3-???-??)-??]-??-??33543-62-3C10H15NO
4-((3-Boronophenyl)amino)-4-oxobutanoic acid3-(3-????????????)?????31754-00-4C10H12BNO5
1,2,5,6-Tetrabromocyclooctane????????????3194-57-8C8H12Br4
4-Chloro-2,3-dimethylpyridine???,4-???-2,3-???-(9CI)315496-27-6C7H8ClN
1-Benzyl-4-phenylpiperazine1-??-4-??????3074-46-2C17H20N2
3-(2-Methylnaphtho[1,2-d]thiazol-1-ium-1-yl)propane-1-sulfonate2-METHYL-1-(3-SULFOPROPYL)NAPHTHO[1,2-D]THIAZOLIUM????3176-77-0C15H15NO3S2
1-Cyanovinyl acetate1-????-1-??????3061-65-2C5H5NO2
4,4'-Methylenebis(benzenesulfonyl Chloride)3119-64-0C13H10Cl2O4S2
3-(4H-1,2,4-Triazol-4-yl)benzoic acid3-(4H-1,2,4-TRIAZOL-4-YL)???335255-80-6C9H7N3O2
(S)-2-amino-3-(4-methyl-1H-indol-3-yl)propanoic acid33468-33-6C12H14N2O2
N-(3-Acetylphenyl)-N-methylacetamideN-(3-?????)-N-????????325715-13-7C11H13NO2
Ribavirin impurity N30747-23-0C18H21N5O9
(3S)-1-Benzyl-3-(propan-2-yl)piperazine1-??-3(R)?????????324748-62-1C14H22N2
2-Butylphenol3180-09-4C10H14O
6-(4-Methoxyphenyl)-1,3,5-triazine-2,4-diamine30354-91-7C10H11N5O
(s)-2-Amino-5-((diaminomethylene)amino)pentanoic acid compound with thiazolidine-2,4-dicarboxylic acid (1:1)30986-62-0C11H21N5O6S
Theophylline Impurity 10??3-????-2-??????29214-62-8C8H12O4
5'-Inosinic acid barium salt3249-92-1C10H11BaN4O8P
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