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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:39999
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1-(4,6-Diamino-1,3,5-triazin-2-yl)guanidine, nitrate (1:2) (Metformin Impurity）27369-26-2C4H10N10O6
N-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)ethanesulfonamideN-(4-(4,4,5,5-?????-1,3,2-??????-2-?)??)???????1256359-16-6C14H22BNO4S
7-Chloro-1-methyl-pyrazolo[4,3-b]pyridine1H-????[4,3-b]???,7-???-1-??-1057672-72-6C7H6ClN3
6-Methylnaphthalene-1-carboxylic acid6-??????-1-?????6315-19-1C12H10O2
(6R,7R)-7-((Z)-2-(((1-(Tert-butoxy)-2-methyl-1-oxopropan-2-yl)oxy)imino)-2-(2-(tritylamino)thiazol-4-yl)acetamido)-8-oxo-3-(pyridin-1-ium-1-ylmethyl)-5-thia-1-azabicyclo[4.2.0]oct-3-ene-2-carboxylate (Ceftazidime Impurity)73547-69-0C45H44N6O7S2
(2R,3R,4R,5R)-2-((Bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-4-((tert-butyldimethylsilyl)oxy)-5-(6-(methylamino)-9H-purin-9-yl)tetrahydrofuran-3-yl (2-cyanoethyl) diisopropylphosphoramidite588698-79-7C47H64N7O7PSi
4-Bromo-2-nitro-1-phenoxybenzene56966-61-1C12H8BrNO3
tert-butyl 2-((4S,6R)-6-(chloromethyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate (Rosuvastatin Impurity）521973-99-9C13H23ClO4
3-((4-aminopyrimidin-5-yl)methyl)-5-(2-hydroxyethyl)-4-methylthiazol-3-ium chloride (Vitamin Impurity）2'-??????7770-93-6C11H15ClN4OS
(T-4)-Tribromo[1,1′-thiobis[methane]]boron???????-???????29957-59-3C2H6BBr3S
TTTTB6-2CHO2243047-94-9C70H72O2S6
ethyl 1-cyclopropyl-7-fluoro-6,8-dimethoxy-4-oxo-1,4-dihydroquinoline-3-carboxylate (Moxifloxacin Impurity）2489671-14-7C17H18FNO5
1-((9H-purin-6-yl)amino)propan-2-ol (Tenofovir Impurity）16958-60-4C8H11N5O
(dipropoxyphosphoryl)methyl 4-methylbenzenesulfonate (Tenofovir Impurity）34956-22-4C14H23O6PS
(R)-2-(2-chlorophenyl)-2-(6,7-dihydrothieno[3,2-c]pyridin-5(4H)-yl)acetamide (Clopidogrel Impurity）444728-15-8C15H15ClN2OS
(E)-4-(((3-fluorophenyl)imino)methyl)phenol (Ezetimibe Impurity）1829558-53-3C13H10FNO
(5-Amino-2-butylbenzofuran-3-yl)(4-hydroxyphenyl)methanone (Dronedarone Impurity)1278585-68-4C19H19NO3
Sodium cyanoazanide?? ???????????17292-62-5CH3N2Na
2-(Benzyloxy)-4-fluorobenzoic acid2-(????)-4-???????696589-03-4C14H11FO3
1-(Azetidin-3-yl)-1h-pyrazole1-(3-?????)-1H-???(?????:2HCl)1107627-16-6C6H9N3
tert-Butyl n-[4-(methylamino)phenyl]carbamate(4-?????-??)-????TERT-??????113283-94-6C12H18N2O2
(3S,4R)-4-(3-methoxyphenyl)-3-Pyrrolidinecarboxylic acid hydrochloride1049735-29-6C12H16ClNO3
4,4,4-Trifluoro-2-methylbutan-1-ol2-??-4,4,4-?????????107103-95-7C5H9F3O
3-(2,4-Dichlorophenyl)-3-oxopropanenitrile3-(2′,4′-??????)-3-????????39528-61-5C9H5Cl2NO
2-{[(tert-butoxy)carbonyl]amino}-3-{1h-pyrrolo[2,3-b]pyridin-3-yl}propanoic acid129423-33-2C15H19N3O4
5-Bromo-2-(2-methoxyethoxy)pyridine5-broMo-2-(2-??????)???212961-29-0C8H10BrNO2
(5-Bromo-2-methoxyphenyl)-N,N-dimethylmethanamine(5-???-2-???-??)-?????7078-90-2C10H14BrNO
o-(But-3-en-1-yl)hydroxylamine hydrochloride113211-41-9C4H10ClNO
2-{[(tert-butoxy)carbonyl]amino}-2-(2-methylphenyl)acetic acidTERT-BUTOXYCARBONYLAMINO-O-TOLYL-????40512-48-9C14H19NO4
1-(1,3-Benzothiazol-2-yl)ethan-1-amine2-?????????,??-??-(9CI)177407-14-6C9H10N2S
7-tert-Butyl-1,2,3,4-tetrahydronaphthalen-1-one22583-68-2C14H18O
5-Ethyl-4-phenyl-1,3-thiazol-2-amine5-??-4-??-1,3-???-2-??34176-47-1C11H12N2S
2-(3,4-Dichlorophenyl)pyrrolidine2-(3,4-??????)????298690-82-1C10H11Cl2N
Ethyl N-[4-(chloromethyl)-2-oxo-2H-1-benzopyran-7-yl]carbamate??(4-?????)couMarin-7-carbaMate147963-30-2C13H12ClNO4
5-Bromo-2-chloro-3-nitrobenzoic acid60541-88-0C7H3BrClNO4
2-Amino-4-methylquinoline-3-carbonitrile2-???-4-??-???-3-?????28448-11-5C11H9N3
Furan-2-carboximidamide hydrochloride54610-69-4C5H7ClN2O
1-Amino-9,10-dioxo-9,10-dihydroanthracene-2-carboxylic acid1-???-9,10-?????-9,10-???-2-?????????82-24-6C15H9NO4
2-(Morpholin-4-yl)pyrimidine-5-carboxylic acid253315-05-8C9H11N3O3
3-Amino-2,6-dimethylpyridin-4-ol4-????,3-???-2,6-???-(9CI)409316-67-2C7H10N2O
1,1'-(Oxybis(4,1-phenylene))bis(2-hydroxy-2-methylpropan-1-one)XNUMX????????????71868-15-0C20H22O5
2-Chloro-4-methoxyquinazoline2-???-4-???????77767-98-7C9H7ClN2O
ω-Benzoyl oxyphloracetophenone????????????,???-(RG)65982-77-6C15H12O6
2-[3-(trifluoromethyl)phenoxy]acetonitrile3-(????????)?????????2145-31-5C9H6F3NO
3-Amino-1-methyl-4,5-dihydro-1h-pyrazol-5-one3-???-1-??-1H-???-5-?54235-29-9C4H7N3O
3-Amino-5-bromo-2-methylbenzoic acid3-???-5-???-2-?????1374264-52-4C8H8BrNO2
2-({6-ethylthieno[2,3-d]pyrimidin-4-yl}amino)acetic acid313534-29-1C10H11N3O2S
n-[4-cyano-2-(trifluoromethyl)phenyl]acetamide4-???-2-(????????)???????175277-96-0C10H7F3N2O
(Z)-2-Fluoro-5-((3-oxoisobenzofuran-1(3H)-ylidene)methyl)benzoic acid (Olaparib Impurity)1423030-11-8C16H9FO4
2-(Isoquinolin-6-yl)acetic acid2-(?????-6-?)????1000545-64-1C11H9NO2
4-(Trifluoromethyl)pyridine-2-thiol4-(????????)???-2-??121307-79-7C6H4F3NS
6,8-Dimethyl-3,4-dihydro-2h-1-benzopyran-4-one15773-95-2C11H12O2
6-Fluoro-4-oxo-3,4-dihydro-2h-1-benzopyran-2-carboxylic acid105300-40-1C10H7FO4
2-Methyl-4-phenoxyaniline2-??-4-??????13024-16-3C13H13NO
[4-(methoxymethyl)phenyl]methanamine(4-(?????)??)????132719-05-2C9H13NO
Bis(triphenylphosphine)platinum dichloride??(???????)?????10199-34-5C36H30Cl2P2Pt
(1S)-1-(3-Methoxyphenyl)ethan-1-ol(S)-(-)-1-(3-?????)???129940-69-8C9H12O2
Methyl 4-chloroquinoline-2-carboxylate??4-??????-2-???????114935-92-1C11H8ClNO2
1-(2-Fluoro-4-hydroxyphenyl)-2-methylpropan-1-one2'-????-4'-????-2-????????1208078-35-6C10H11FO2
2-(Benzyloxy)-1,3-dichlorobenzene2-(????)-1,3-??????21524-44-7C13H10Cl2O
2-(4-Benzylphenyl)acetonitrile4-??????????101096-72-4C15H13N
Ethyl n-(3-chlorophenyl)carbamateN-(3-?????)???2150-89-2C9H10ClNO2
3-[5-(4-chlorophenyl)-1,3-oxazol-2-yl]propanoic acid23464-95-1C12H10ClNO3
1-Amino-3-(dimethylamino)propan-2-ol1-???-3-(???????)???-2-OL50411-39-7C5H14N2O
(4-Phenylphenyl)hydrazine???-4-YL-????????2217-77-8C12H12N2
3-(2-Methyl-1h-imidazol-1-yl)propanoic acid3-(2-METHYL-IMIDAZOL-1-YL)-?????24647-62-9C7H10N2O2
3-(1,3,4-Oxadiazol-2-yl)aniline3-(1,3,4-OXADIAZOL-2-YL)???5378-35-8C8H7N3O
6-Bromo-2,4-dichlorothieno[3,2-d]pyrimidine1311275-35-0C6HBrCl2N2S
4-(Pyridin-4-yl)butanoic acid hydrochloride4-??????????71879-56-6C9H12ClNO2
2,3-Dihydro-1,4-benzodioxine-6-carbothioamide2,3-DIHYDRO-1,4-?????-6-????????337508-71-1C9H9NO2S
1'-benzyl-1,4'-bipiperidine (Irinotecan Impurity）116269-53-5C17H26N2
tert-butyl 4-(6-((6-acetyl-8-cyclopentyl-5-methyl-7-oxo-7,8-dihydropyrido[2,3-d]pyrimidin-2-yl)amino)pyridin-3-yl)piperazine-1-carboxylate hydrochloride (Palbociclib Impurity）1883672-48-7C29H38ClN7O4
2-chloro-5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrole-3-carbaldehyde (Vonoprazan Impurity）928324-80-5C16H10ClFN2O3S
(E)-2-(1-(1-(2-chlorophenyl)-2-methoxy-2-oxoethyl)-4-mercaptopiperidin-3-ylidene)acetic acid (Clopidogrel Impurity）???????????????(????????????)??767612-34-0C16H18ClNO4S
Methyl 2-(4-pyridyl)acetate hydrochloride??4-???????????70199-68-7C8H10ClNO2
4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidine-5-carboxylic acid (Rosuvastatin Impurity）1263475-93-9C16H18FN3O4S
O-(2-Methoxyethyl)hydroxylamine54149-39-2C3H9NO2
(2r)-1-{[(tert-butoxy)carbonyl]amino}pyrrolidine-2-carboxylic acid(R)-(+)-NBETA-BOC-D-?????????214262-81-4C10H18N2O4
3-[2-(morpholin-4-yl)ethoxy]aniline3-(2-????-4-????)???112677-72-2C12H18N2O2
4-Methylquinoline-2-thiol4-?????-2-???4437-65-4C10H9NS
2-(4-Chloro-1h-indol-3-yl)acetonitrile4-?????-3-??????2447-15-6C10H7ClN2
5-Bromo-2-(N-morpholino)-benzaldehyde5-???-2-(N-?????)-??????742099-65-6C11H12BrNO2
2-(4-Methyl-1,4-diazepan-1-yl)ethan-1-amine2-(4-??-1,4-????-1-?)????39270-45-6C8H19N3
(1-Methylpiperidin-2-yl)methanamineC-(1-??-????-2-YL)-????5298-72-6C7H16N2
3-(1h-1,3-Benzodiazol-2-yl)propan-1-amine1H-??????-2-?????(9CI)42784-26-9C10H13N3
3-Bromo-2-methoxybenzyl alcohol(3-???-2-?????)???205873-57-0C8H9BrO2
3-Bromo-6-fluoro-2-methoxyphenol3-???-6-????-2-?????1026796-50-8C7H6BrFO2
2-Phenyl-4h-furo[3,2-b]pyrrole-5-carboxylic acid2-??-4H-??[3,2-b]??-5-?????86345-44-0C13H9NO3
4,4,5,5-Tetramethyl-2-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,3,2-dioxaborolane627526-54-9C16H23BO2
1,3-Bis((3R,4R)-4-methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)propane-1,3-dione (Tofacitinib Impurity)2504210-41-5C29H38N10O2
4-(4-Bromophenyl)phthalazin-1(2H)-one4-(4-?????)????-1(2H)-?76462-38-9C14H9BrN2O
3-Amino-3-(5-methylfuran-2-yl)propanoic acid3-???-3-(5-??-2-??)????439121-19-4C8H11NO3
[(4-benzylmorpholin-2-yl)methyl](methyl)amine(4-??-????-2-???)-??-??126645-75-8C13H20N2O
1-(Hydroxymethyl)pyrrolidin-2-one(???????)-2-?????15438-71-8C5H9NO2
3-((4-amino-2-ethylpyrimidin-5-yl)methyl)-5-(2-hydroxyethyl)-4-methylthiazol-3-ium (Vitamin Impurity）6309-04-2C13H20Br2N4OS
sodium (S,2E,6E)-7-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)-5-hydroxyhepta-2,6-dienoate (Rosuvastatin Impurity）2290571-51-4C22H26FN3O5S
3-Chloro-5-fluoro-4-hydroxybenzaldehyde3-???-5-????-4-???????????870704-13-5C7H4ClFO2
1,3-Benzothiazole-2-carbohydrazide1,3-?????-2-????????28891-34-1C8H7N3OS
1-(2-Methylpropyl)piperidin-4-amine1-????-4-??????42450-36-2C9H20N2
Tert-butyl 2-((4R,6S)-6-((Z)-2-(4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidin-5-yl)vinyl)-2,2-dimethyl-1,3-dioxan-4-yl)acetate (Rosuvastatin Impurity)1821422-50-7C29H40FN3O6S
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