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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:39996
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Ethyl (2S,4S)-4-methylpiperidine-2-carboxylate (Afatinib Impurity）(2S-???)-4-??-2-???????????????78306-52-2C9H17NO2
2-Nitro-4-(trifluoromethyl)benzene-1-sulfonyl chloride2-???-4-(????????)??????????837-95-6C7H3ClF3NO4S
6-Chloro-1-methyl-3,4-dihydroquinoxalin-2(1H)-one80484-00-0C9H9ClN2O
1-Hydroxy-4-nitroanthracene-9,10-dione81-65-2C14H7NO5
1,3-Thiazinane-2-carboxylic acid2H-1,3-???-2-?????,??????-(9CI)78233-48-4C5H9NO2S
5,6-Dimethylbenzo[d]thiazole-2-thiol2(3H)-???????,5,6-???-(9CI)80087-70-3C9H9NS2
(Z)-2-((3R,4S,5S,8S,9S,10S,11R,13R,14S,16S)-16-Acetoxy-3,11-dihydroxy-4,8,10,14-tetramethyldodecahydro-1H-cyclopenta[a]phenanthren-17-ylidene)-5,6-dihydroxy-6-methylheptanoic acid (Sodium Fusidate Impurity)24,25-?????????80445-74-5C31H50O8
(2-Bromoallyl)trimethylsilane(2-?????)??????81790-10-5C6H13BrSi
4,4-Difluorocyclohexanemethanamine?????????,4,4-?????-810659-05-3C7H13F2N
Methyl 3-(4-(oxiran-2-ylmethoxy)phenyl)propanoate81147-94-6C13H16O4
(17α)-17-Hydroxy-3,11-dioxoandrosta-1,4-diene-17-carboxylic acid78261-67-3C20H24O5
3-Isopropyl-1-methyl-1H-pyrazole-5-carboxylic acid1-??-3-?????-1H-???-5-?????78208-73-8C8H12N2O2
(S)-2-((tert-butoxycarbonyl)amino)-3-(thiophen-3-yl)propanoic acid83825-42-7C12H17NO4S
1-(3-(Trifluoromethyl)pyridin-2-yl)piperidin-4-one1-[3-(????????)???-2-?]????-4-?801306-55-8C11H11F3N2O
4-(2-Aminopropan-2-yl)-1-methylcyclohexan-1-amine?? ???80-52-4C10H22N2
(4aS,4bS,5aS,6aS,7R,8R,9aS,9bS)-7-(2-Chloroacetyl)-7-hydroxy-4a,6a,8-trimethyl-5a,6,6a,7,8,9,9a,9b,10,11-decahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-2(4aH)-one (Mometasone Furoate Impurity)83881-08-7C22H27ClO4
2-Allyl-3-hydroxybenzaldehyde2-ALLYL-3-???????????79950-42-8C10H10O2
6-(Tritylthio)hexanoic acid6-??????-???80441-55-0C25H26O2S
4-Bromo-6-hydroxyisoindolin-1-one808127-76-6C8H6BrNO2
(S)-3-(4-Acetoxyphenyl)-2-((tert-Butoxycarbonyl)amino)propanoicacidBOC-TYR(AC)-?80971-82-0C16H21NO6
(3-Chloro-4-fluorophenyl)hydrazine84282-78-0C6H6ClFN2
tert-Butyl benzoate???TERT-BUTYL????774-65-2C11H14O2
5-Chloro-1H-pyrrolo[3,2-b]pyridine-2-carboxylic acid5-???-1H-???[3,2-b]???-2-?????800401-63-2C8H5ClN2O2
5-Bromogramine5-??????830-93-3C11H13BrN2
Esmolol acid (hydrochloride)83356-60-9C15H22NNaO4
Dicyclohexylamine (R)-3-(((benzyloxy)carbonyl)amino)-2-((tert-butoxycarbonyl)amino)propanoate81306-94-7C28H45N3O6
Decahydro-2-naphthol825-51-4C10H18O
Trichloro[3-(pentafluorophenyl)propyl]silane??????????????????78900-02-4C9H6Cl3F5Si
Anthracen-9-amine9-?????779-03-3C14H11N
Leadoxalate?? ?(II)814-93-7C2O4Pb
2-(2-Amino-3-benzoylphenyl)-2-(methylthio)acetamide2-???-3-???-??-(????)????????78281-61-5C16H16N2O2S
Spiro[4.5]decane-7,9-dioneSPIRO[4.5]??-7,9-DIONE82683-51-0C10H14O2
(3S)-1-Methylpyrrolidin-3-amine hydrochloride(S)-1-??????-3-?????852874-61-4C5H13ClN2
2-Bromo-7-iodo-9H-fluoren-9-one2-???-7-???????-9-?867374-53-6C13H6BrIO
Ethyl 4-(1-Imidazolyl)benzoate4-(IMIDAZOL-1-YL)-?????????86718-07-2C12H12N2O2
Ethyl 2-(2-Cyanoanilino)acetate??2-(2-???????)?????87223-76-5C11H12N2O2
Potassium (2,4-difluorophenyl)trifluoroborate2,4-??????????????? ??871231-41-3C6H3BF5.K
Montelukast EP Impurity H851755-56-1C34H32ClNO4S
9-Chloronon-1-ene9-????-1-?872-06-0C9H17Cl
4'-Borono-[1,1'-biphenyl]-4-carboxylic acid4'-???-[1,1'-???]-4-?????872341-95-2C13H11BO4
4-Fluoro-3,5-dimethylbenzyl bromide4-FLUORO-3,5-DIMETHYLBENZYL?????886501-82-2C9H10BrF
O,O'-Dipropanal Ganciclovir?????.I(EP):2-[(2-AMino-6-oxo-1,6-?????-9H-??-9-?)???]???-1,3-??????????(??????????????)86357-20-2C15H21N5O6
5,6-Difluoro-1H-indazole-3-carbonitrile5,6-?????-1H-???-3-?????885278-36-4C8H3F2N3
tert-Butyl N-[(1S)-1-[Methoxy(methyl)carbamoyl]-2-phenylethyl]carbamate87694-53-9C16H24N2O4
1-(3-Methoxypropyl)piperazine1-(3-??????)-????88708-40-1C8H18N2O
8-Isoquinoline methanamine (hydrochloride)7-????-1-YL-???[2,3-C]??????850734-84-8C11H14ClN3S
2-Hydrazinyl-3-(4-hydroxy-3-methoxyphenyl)-2-methylpropanoic acid3-O-??????85933-19-3C11H16N2O4
Pravastatin lactone????????85956-22-5C23H34O6
(E)-5-Methoxy-1-(4-(trifluoromethyl)phenyl)pentan-1-one oxime (Fluvoxamine Maleate Impurity)(E)-5-???-1-[4-(????????)??]??-1-???88699-84-7C13H16F3NO2
N,N-Dimethyl-1-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanamine878197-87-6C15H24BNO2
6-(4-(1-Cyclohexyl-1H-tetrazol-5-yl)butoxy)-1-(4-(1-cyclohexyl-1H-tetrazol-5-yl)butyl)-3,4-dihydroquinolin-2(1H)-one (Cilostazol Impurity)865792-18-3C31H45N9O2
Butyl phthalyl butyl glycolate?? ????? ?? ?????85-70-1C18H24O6
Ethyl 2-ethoxy-4-methylbenzoate??2-???-4-???????88709-17-5C12H16O3
2-(Bromomethyl)benzamide2-(?????)????872414-52-3C8H8BrNO
Atorvastatin Cyclic Calcium Salt (Fluorophenyl) Impurity???????????(??????)???873950-18-6C33H35FN2O7
4,4,5,5-Tetramethyl-2-[2-(methylsulfonyl)phenyl]-1,3,2-dioxaborolane4,4,5,5-?????-2-(2-(?????)??)-1,3,2-??????879648-22-3C13H19BO4S
(S)-N-(1-(3-methylbutanamido)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxamide (Bortezomib Impurity）862894-96-0C19H22N4O3
9-Ethylguanine879-08-3C7H9N5O
5-Bromo-1-isopropylpyridin-2(1H)-one5-???-1-????????-2(1H)-ONE851087-08-6C8H10BrNO
Ethyl 5-chloro-2-methylnicotinate3-????????,5-???-2-??-,??????868636-76-4C9H10ClNO2
Methyl 2-(trifluoromethyl)pyrimidine-4-carboxylate??2-????????-4-???????????878745-51-8C7H5F3N2O2
2,2'-((((Isopropylazanediyl)bis(2-hydroxypropane-3,1-diyl))bis(oxy))bis(4,1-phenylene))diacetamide (Atenolol Impurity)87619-83-8C25H35N3O6
1-(4-Sulfobutyl)pyridin-1-ium trifluoromethanesulfonateN-????????????????????????855785-75-0C10H15F3NO6S2-
3-Boc-amino-1-Cbz-piperidine-3-carboxylic acid3-Boc-???-1-Cbz-????-3-?????885270-31-5C19H26N2O6
N-(2,5-Dibromophenyl)benzamideN-(2,5-??????)????860555-85-7C13H9Br2NO
2-Methylnaphtho[1,2-d]oxazole2-?????[1,2-d]???85-15-4C12H9NO
Potassium (4-(benzyloxy)phenyl)trifluoroborate??(4-BENZYLOXYPHENYL)??????????850623-47-1C13H11BF3KO
9,9-Bis(2-(2-methoxyethoxy)ethoxy)-2,5,8-trioxa-9-siladodecan-12-amine87794-64-7C26H16MoO7PRe+
7'-Methyl-2'-propyl-1H,3'H-2,5'-bibenzo[d]imidazole884330-09-0C18H18N4
(1-Chloroisoquinolin-4-yl)boronic acid1-???-4-?????????848841-48-5C9H7BClNO2
(2-Amino-4-cyanophenyl)boronic acid hydrochloride(2-???-4-???)?????,???850568-47-7C7H8BClN2O2
3-(Piperidine-1-carbonyl)phenylboronic acid3-(????-1-????)?????850568-34-2C12H16BNO3
4-Nitroindoline4-NITRO-2,3-DIHYDRO-1H-??84807-26-1C8H8N2O2
Butyl cyclohexyl phthalate?????????????84-64-0C18H24O4
4-[[(2-Ethoxyphenyl)methylene]amino]-1-methyl-3-propyl-1H-pyrazole-5-carboxamide845302-49-0C17H22N4O2
1-(2,5-Dichlorophenyl)-2,2,2-trifluoroethanone1-(2,5-????-??)-2,2,2-??????-???886371-22-8C8H3Cl2F3O
m-PEG8-azide869718-80-9C17H35N3O8
1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)piperidine859833-22-0C18H28BNO2
2-Propynyl [3-(Triethoxysilyl)propyl]carbamateO-(PROPARGYLOXY)-N-(??????????)???870987-68-1C13H25NO5Si
2-Methyl-1-nitrosoindoline (Indapamide Impurity)85440-79-5C9H10N2O
2-Chloro-5-methyl-7H-pyrrolo[2,3-d]pyrimidine2-???-5-??-7H-???[2,3-d]????909562-81-8C7H6ClN3
Methyl 5-cyclopropyl-2-methoxynicotinate888499-96-5C11H13NO3
PD 14530590536-15-5C9H10O2S
2-Methyl-5-(pyrrolidin-2-yl)pyridine6-???????90872-72-3C10H14N2
1-Methyl-3-octyl-3-imidazolium di(cyano)amide1-??-3-?????????????905972-84-1C14H23N5
(R)-2-Chloro-7-ethyl-8-isopropyl-7,8-dihydropteridin-6(5H)-one889877-77-4C11H15ClN4O
2-Methyl-6-(methylsulfonyl)pyridin-3-amine3-?????,2-??-6-(?????)-897732-75-1C7H10N2O2S
Methyl 6-methylpiperidine-3-carboxylate6-??-3???????????????908245-03-4C8H15NO2
4'-(4-Methoxycarbonylphenyl)-2,2':6',2''-terpyridine897037-23-9C23H17N3O2
Potassium trifluoro(piperidin-1-ylmethyl)borate??(????-1-?)????????????888711-54-4C6H12BF3N.K
7-(4-Hydroxybutoxy)-3,4-dihydroquinolin-2(1H)-one889443-20-3C13H17NO3
4-(2-Nitrophenyl)thiazole-2-amine4-(2-???-??)-???-2-???90323-06-1C9H7N3O2S
4-Chloroisothiazole-5-carboxylic acid4-???-5-??????????88982-87-0C4H2ClNO2S
5,5,10,10-Tetramethyl-5,10-dihydroindeno[2,1-a]indene5,10-????????[2,1-a]??89057-44-3C20H20
Gum ghatti???9000-28-6
8-Methylimidazo[1,2-a]pyridine-2-carboxylic acid8-??-????[1,2-A]???-2-????88751-05-7C9H8N2O2
t-Boc-N-amido-PEG-NH2O-(2-?????)-O-(2-(BOC-???)??)????????890091-42-6C29H60N2O13
rel-4-(4-(4-(4-(((2R,4S)-2-((1H-1,2,4-Triazol-1-yl)methyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1-isopropyl-1H-1,2,4-triazol-5(4H)-one (Itraconazole Impurity)???????????89848-49-7C34H36Cl2N8O4
4-(2-(tert-Butylamino)-1-hydroxyethyl)-2-chloro-6-(hydroxymethyl)phenol (Salbutamol Sulfate Impurity)898542-81-9C13H20ClNO3
Octadecylthioethyl 4-O-(4-O[6-O-a-D-glucopyranosyl-a-D-glucopyranosyl]-a-D-glucopyranosyl)-b-D-glucopyranoside90215-01-3C44H82O21S
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