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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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1-N-Hexadecyl hydantoin1-N-????????85117-82-4C19H36N2O2
Ethyl 2-(carbamoylthio)-3-(4-(2-(5-ethylpyridin-2-yl)ethoxy)phenyl)propanoate (Pioglitazone Impurity)a-[(???????)??]-4-[2-(5-??-2-????)???]????????????868754-41-0C21H26N2O4S
N,N-Diethyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)picolinamide911227-46-8C16H25BN2O3
(3-Morpholinophenyl)boronic acid hydrochloride3-(?????)????????863248-20-8C10H14BNO3.HCl
(5-Isopropoxypyridin-3-yl)boronic acid5-?????????-3-????850991-41-2C8H12BNO3
1-(5-Bromopyridin-3-yl)-2,2,2-trifluoroethanone1-(5-???-3-????)-2,2,2-?????????886364-44-9C7H3BrF3NO
4-(2,3-Dichlorophenyl)-1-piperazinebutanol1-(2,3-??????)-4-(4-??????)????870765-38-1C14H20Cl2N2O
(E)-2-Cyano-3-(3-ethoxy-4-hydroxy-5-nitrophenyl)-N,N-diethylacrylamide (Entacapone Impurity)857629-79-9C16H19N3O5
(4-(Thiomorpholine-4-carbonyl)phenyl)boronic acid4-(??????-4-?????)?????850568-28-4C11H14BNO3S
3,7-Diethyl-3,7-dimethylnonane-4,6-dione865193-73-3C15H28O2
2,2'-Thiobis(N,N-dicyclohexylacetamide)??(II)?????IV849629-03-4C28H48N2O2S
Formaldehyde O-((perfluorophenyl)methyl) oxime86356-73-2C8H4F5NO
(3-Bromopyridin-4-yl)methanamine(3-??????-4-?)????887581-41-1C6H7BrN2
tert-Butyl 3-(cyclopropylamino)pyrrolidine-1-carboxylate3-?????????-????-1-?????tert-??????887587-25-9C12H22N2O2
(3-(Cyclopropylcarbamoyl)-5-nitrophenyl)boronic acid3-(???????????)-5-????????871332-86-4C10H11BN2O5
Methyl 4-[(piperazin-1-yl)methyl]benzoate4-????-1-???-?????????86620-81-7C13H18N2O2
4-(4-Bromophenyl)-1,2,3,6-tetrahydropyridine4-(4-???-??)-1,2,3,6-?????????91347-99-8C11H12BrN
{2-[(4-methylpiperazin-1-yl)methyl]phenyl}methanamine2-(4-??????-1-???)????879896-50-1C13H21N3
1-(1-Butoxyethoxy)butane1,1'-[??????(??)]???871-22-7C10H22O2
1,3-Oxazole-2-carboxamide???-2-????????884539-45-1C4H4N2O2
(4-(Trifluoromethyl)pyridin-2-yl)methanamineC-(4-????????-???-2-?)-????872577-05-4C7H7F3N2
(2-Chloropyridin-3-yl)methanamine(hydrochloride) (1:)(2-???-???-3-?)-?????????????870064-16-7C6H9Cl3N2
LY 2033298886047-13-8C13H14ClN3O2S
Atorvastatin Impurity 13 (Atorvastatin Cyclic (Isopropyl) Impurity)873950-17-5C33H35FN2O7
2-Phenylbutanamide2-???????90-26-6C10H13NO
6-Bromopyridine-3-sulfonyl chloride886371-20-6C5H3BrClNO2S
3-((4-Bromo-1H-pyrazol-1-yl)methyl)pyridine3-(4-???-???-1-???)-???850349-24-5C9H8BrN3
1-(2-(trifluoromethyl)phenyl)cyclopropan-1-amine????????,1-[2-(????????)??]-886366-53-6C10H10F3N
Diethyl 3-amino-1H-pyrrole-2,4-dicarboxylate3-???-1H-??-2,4-?????????????853058-40-9C10H14N2O4
tert-Butyl 4-cyano-5,6-dihydropyridine-1(2H)-carboxylatetert-??4-???-5,6-???????-1(2H)-???????873551-20-3C11H16N2O2
N-(2-chloro-6-methylphenyl)-5-((6-(4-(6-((5-((2-chloro-6-methylphenyl)carbamoyl)thiazol-2-yl)amino)-2-methylpyrimidin-4-yl)piperazin-1-yl)-2-methylpyrimidin-4-yl)amino)thiazole-2-carboxamide (Dasatinib Impurity）??????????910297-61-9C36H34Cl2N12O2S2
2-Bromo-1-(2-bromo-4-iodophenyl)-4-iodobenzene2,2'-????-4,4'-????-1,1'-????852138-93-3C12H6Br2I2
3-(4-Chlorophenyl)piperazin-2-one3-(4-?????)-????-2-?86147-28-6C10H11ClN2O
1-Propylpyridin-1-ium bromide873-71-2C8H12BrN
tert-Butyl 4-oxospiro[chroman-2,4'-piperidine]-1'-carboxylate4-OXO-2-SPIRO(N-BOC-????-4-YL)-????849928-22-9C18H23NO4
1H-1,2,4-Triazole-5-sulfonamide1H-1,2,4-????-3-?????(9CI)89517-96-4C2H4N4O2S
3-Oxo Atorvastatin3-?????????887196-30-7C33H33FN2O5
Pyrrolo[1,2-b]pyridazin-4(1H)-one888720-26-1C7H6N2O
1-Ethynylisoquinoline86520-96-9C11H7N
(R)-4-Nitrobenzyl 2-diazo-4-((2R,3S)-3-((R)-1-hydroxyethyl)-4-oxoazetidin-2-yl)-3-oxopentanoate (Meropenem Impurity)90822-24-5C17H18N4O7
4-Tetradecylaniline4-????????91323-12-5C20H35N
Dibutyl L-(+)-Tartrate?????????87-92-3C12H22O6
2-(3-Chloro-4-(methylthio)phenyl)acetic acid3-???-4-(????)??????87776-75-8C9H9ClO2S
(3-Acetyl-2-fluorophenyl)boronic acid3-ACETYL-2-FLUOROPHENYLBORONIC?870778-95-3C8H8BFO3
3-Iodopyridine-2,6-diamine2,6-????-3-??????856851-34-8C5H6IN3
5-Methoxy-1H-benzo[d]imidazole-2-carboxylic acid5-???-1H-??????-2-????????887572-60-3C9H8N2O3
4,4,5,5-Tetramethyl-2-(spiro[2.5]oct-5-en-6-yl)-1,3,2-dioxaborolaneSPIRO[2.5]OCT-5-EN-6-YL?????????859219-46-8C14H23BO2
4-Ethyl-m-xylene4-??-M-???874-41-9C10H14
5-Chloro-2-(methanesulfonamido)benzoic acid5-???-2-(???????)???89979-12-4C8H8ClNO4S
3-Bromo-6-fluoro-1-tosyl-1H-indole3-BroMo-6-????-1-(p-??????)??887338-51-4C15H11BrFNO2S
4-(2-(tert-butylamino)-1-methoxyethyl)-2-(methoxymethyl)phenol870076-73-6C15H25NO3
3-(Boc-Amino)-3-(4-fluorophenyl)-1-propanol3-N-BOC-???-3-(4-????-??)-???-1-OL862466-16-8C14H20FNO3
UK 1481991147-46-5C11H10ClN5
5-(Hydroxymethyl)-3-(o-tolyl)isoxazole(3-O-??-????-5-?)-???885273-56-3C11H11NO2
(1,4-Dioxan-2-yl)methanamineC-[1,4]DIOXAN-2-YL-????88277-83-2C5H11NO2
Bis[di-(tert-butyl)(4-trifluoromethylphenyl)phosphine]palladium(II) chloride??[?-(tert-??)(4-??????????)???]???(II)?????887919-36-0C30H46Cl2F6P2Pd
2-[(3-Iodo-1H-indazol-6-yl)thio]-N-methylbenzamide????,2-[(3-???-1H-???-6-?)??]-N-??-885126-34-1C15H12IN3OS
N-(Methylsulfonyl)-N-(2-phenoxyphenyl)methanesulfonamide (Nimesulide Impurity)N-(?????)-N-(2-?????)????????905858-63-1C14H15NO5S2
(3S)-3-Amino-2,3,4,5-tetrahydro-2-oxo-1H-1-benzazepine-1-acetic acid88372-47-8C12H14N2O3
Th26SnB886746-54-9C24H46SSn
[Dimethylbis(cyclopentadienyl)silyl]zirconium dichloride86050-32-0C12H14Si.Cl2Zr
(3-(Dipropylcarbamoyl)phenyl)boronic acid3-(DIPROPYLCARBAMOYL)?????850567-39-4C13H20BNO3
2-[4-(6-Amino-2-methylpyrimidin-4-yl)piperazin-1-yl]ethanol914347-48-1C11H19N5O
5-Chloro-3-iodo-2-methylaniline5-CHLORO-3-IODO-2-?????870606-29-4C7H7ClIN
3-Iodo-4-nitropyridine89283-70-5C5H3IN2O2
5-Fluoro-2-methoxy-3-methylpyridine5-????-2-???-3-?????884494-89-7C7H8FNO
6,7-Dihydro-5H-pyrrolo[3,4-b]pyrazine6,7-?????-5H-???[3,4-b]???871792-60-8C6H7N3
4,5-Dimethoxy-2-(trimethylsilyl)phenyl Trifluoromethanesulfonate4,5-????-2-(??????)???????????????866252-52-0C12H17F3O5SSi
Spiro[benzo[d][1,3]oxazine-4,4'-piperidin]-2(1H)-one hydrochloride???[??[d][1,3]???-4,4'-????]-2(1H)-????85732-37-2C12H15ClN2O2
(6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-((2-methoxy-2-oxoethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefixime Impurity)CefixiMe??????88621-01-6C17H17N5O7S2
(5-(Tert-butylcarbamoyl)pyridin-3-yl)boronic acid5-(tert-???????)???-3-???913835-99-1C10H15BN2O3
Atomoxetine Impurity 25????????????881995-46-6C16H19NO.ClH
Methyl 5-chloro-1H-indole-2-carboxylate5-???-1H-??-2-??????????87802-11-7C10H8ClNO2
4-(4-(Trifluoromethyl)phenyl)oxazol-2-amine4-(4-(????????)??)???-2-??859721-53-2C10H7F3N2O
rel-4-(4-(4-(4-(((2R,4S)-2-((4H-1,2,4-Triazol-4-yl)methyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1-(sec-butyl)-1H-1,2,4-triazol-5(4H)-one (Itraconazole Impurity)(1,2,4-????-4-?)??????854372-77-3C35H38Cl2N8O4
N-Methyl-3-phenyl-3-(m-tolyloxy)propan-1-amine hydrochloride??????????B(10mg)(N-??-3-??-3-(m-????)???-1-?????)873310-28-2C17H22ClNO
Methyl 2-((5-amino-4-(4-cyclopropylnaphthalen-1-yl)-4H-1,2,4-triazol-3-yl)thio)acetate????,2-[[5-???-4-(4-??????-1-?????)-4H-1,2,4-????-3-?]??]-,??????878671-98-8C18H18N4O2S
Tetrakis(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methane875772-13-7C49H64B4O8
(E)-2-(3-Chlorostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane871125-84-7C14H18BClO2
(2R,3R,4S,5S,6R)-2-(((2R,3S,4R,5R,6R)-6-(hexyloxy)-4,5-dihydroxy-2-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triolHEXYL-BD-?????870287-95-9C18H34O11
(4-((2-Fluorophenyl)carbamoyl)phenyl)boronic acid4-(2-???????????)?????874288-06-9C13H11BFNO3
3,3-Difluorocyclobutanecarbonitrile3,3-?????-????????????86770-80-1C5H5F2N
(S)-1-(2,4-Dimethylphenyl)ethanamine??????,a,2,4-????-,(aS)-856563-12-7C10H15N
1-(4-Chloropyridin-2-yl)propan-1-one1-(4-??????-2-?)???-1-?896139-36-9C8H8ClNO
3-Nitrofluoranthene892-21-7C16H9NO2
6-(3-Fluorophenyl)nicotinaldehyde898795-81-8C12H8FNO
3-Nitro-6-(trifluoromethyl)pyridin-2-amine3-???-6-(????????)???-2-??893444-21-8C6H4F3N3O2
4-Chloro-6-ethyl-2-methylpyrimidine4-???-6-??-2-??????89966-72-3C7H9ClN2
Bis(tetrabutylammonium) (dihydrogen pyrophosphate)857447-79-1C16H38NO7P2-
N,N-dimethyl-4-(2-(quinolin-4-yl)vinyl)aniline897-55-2C19H18N2
2-(3-Chloropropyl)-2,5,5-trimethyl-1,3-dioxane2-(3-??????)-2,5,5-????-[1,3]-???88128-57-8C10H19ClO2
2-(Oct-7-en-1-yl)oxirane???(1,2-)-9-??85721-25-1C10H18O
2-(3,4-Dichlorophenyl)-2-oxoacetaldehyde hydrate3,4-?????????????859775-23-8C8H6Cl2O3
(4-Methylpiperazin-1-yl)(3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanone3-(4-??????-1-????)?????,???????883738-38-3C18H27BN2O3
1-(5-Bromopyrimidin-2-yl)-3-piperidinol1-(5-???????-2-YL)-3-?????914347-67-4C9H12BrN3O
(3-Carbamoyl-5-fluorophenyl)boronic acid3-(??????)-5-?????????871332-66-0C7H7BFNO3
2-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-4-phenylbutanoicacid2-(4-BOC-?????)-4-?????885274-45-3C19H28N2O4
2-(Diethylamino)-N-(2,5-dimethylphenyl)acetamide857570-37-7C14H22N2O
5-Methoxypyrimidine-2-carbonitrile2-??????????,5-???-87362-32-1C6H5N3O
2-Bromo-5-fluorobenzylchloride2-???-5-???????????857276-61-0C7H5BrClF
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