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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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2,3-Difluoro-6-methoxyphenol??,2,3-?????-6-???-(9CI)186306-70-7C7H6F2O2
6-Chloro-8-methylquinoline6-???-8-?????19655-50-6C10H8ClN
1-Methyl-3-phenylpiperidine19509-11-6C12H17N
{imidazo[1,2-a]pyridin-2-ylmethyl}(methyl)amine????[1,2-A]???-2-???-??-??193534-56-4C9H11N3
Ethyl 2-(pyridin-3-yloxy)acetate??2-(???-3-???)?????18342-98-8C9H11NO3
3,4-Diethylhexane3,4-?????19398-77-7C10H22
acenaphthylene-1,2-dione dioxime??????????1932-08-7C12H8N2O2
2-(3-Chloro-4-fluorophenyl)-1H-indole2-(3-???-4-??????)??1868-88-8C14H9ClFN
3,5-Dibromoaniline hydrochloride3,5-??????????188349-40-8C6H6Br2ClN
4-Methoxyphenyl mesylate19013-30-0C8H10O4S
Bis(benzyloxy)dichlorosilane18414-52-3C14H14Cl2O2Si
2-(2,4,5-Trimethoxybenzamido)thiazole-4-carboxylic acid185106-01-8C14H14N2O6S
5,6-Dibromothieno[2,3-d]pyrimidine1841081-51-3C6H2Br2N2S
(R)-3-Amino-4-(tert-butoxy)butanoic acid1956437-97-0C8H17NO3
N-Benzyl-N-butyl-3-methylaniline187101-94-6C18H23N
3-Methylquinoline-2-carbonitrile2-CYANO-3-?????19051-05-9C11H8N2
Phenyl 2,4,6-Tri-O-acetyl-3-O-allyl-1-thio-β-D-glucopyranoside??2,4,6-??-O-???-3-O-??-1-??-??-D-????????197005-22-4C21H26O8S
(S)-4-(4-Hydrazinylbenzyl)oxazolidin-2-one(S)-4-(4-???????)-2-??????187975-62-8C10H13N3O2
4-Chloroimidazo[1,2-a]quinoxaline191349-69-6C10H6ClN3
5-Bromobenzo[b]naphtho[1,2-d]thiophene5-??????[2,1-b][1]????189097-35-6C16H9BrS
Acid-PEG9-NHS ester1895916-27-4C26H45NO15
1-(5-Methyl-3-phenylisoxazol-4-yl)ethan-1-one19212-42-1C12H11NO2
1-(2-Bromoethoxy)-4-methylbenzene18800-34-5C9H11BrO
(R)-4-((tert-butoxycarbonyl)amino)-5-methylhexanoic acid4-BOC-(R)-???-5-?????197006-14-7C12H23NO4
3,4-Dimethylhexan-3-ol3,4-DIMETHYL-3-???19550-08-4C8H18O
Bis(Trimethylsilyl) Sebacate18408-42-9C16H34O4Si2
(S)-N-(oxiran-2-ylmethyl)acetamide (Brexpiprazole Impurity）(S)-(+)-N-(??????)?????183805-10-9C5H9NO2
3-(Trifluoromethyl)-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine hydrochloride1838669-70-7C7H9ClF3N3
N,N-Dimethylpyridin-3-amine18437-57-5C7H10N2
Fmoc-asn(xan)-oh185031-78-1C32H26N2O6
(1R,3aS,3bS,4R,9aR,9bS,9cS,10aR,10bR)-Methyl 9a,10b-dimethyl-5',7-dioxo-2,3,3a,3b,4,4',5,5',7,8,9,9a,9b,9c,10a,10b-hexadecahydro-3'H-spiro[cyclopenta[1,2]phenanthro[3,4-b]oxirene-1,2'-furan]-4-carboxylate (Eplerenone Impurity)192704-82-8C24H30O6
N-[1-[7-(2-Butyn-1-yl)-2,3,6,7-tetrahydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-2,6-dioxo-1H-purin-8-yl]-3-piperidinyl]urea1955514-80-3C26H29N9O3
2-(4-Methylpiperidin-1-yl)-5-nitroaniline188604-99-1C12H17N3O2
2-Fluoro-5-((4-oxo-3,4-dihydrophthalazin-1-yl)methyl)benzamide1956340-97-8C16H12FN3O2
5,10,15,20-Tetra-1H-pyrazol-4-yl-21H,23H-porphine1849676-26-1C32H22N12
VPhos Pd G41848244-57-4C47H64NO4PPdS
4-Fluoro-2-((3-methyl-2,4,6-trioxotetrahydropyrimidin-1(2H)-yl)methyl)benzonitrile (Trelagliptin Impurity）1938080-42-2C13H10FN3O3
(S)-N-Fmoc-α-Methylcyclohexylalanine1934266-55-3C25H29NO4
2,4-Dimethoxythiophenol2,4-??????-1-??18906-37-1C8H10O2S
(S)-Benzyl (3-hydroxy-1-(methylamino)-1-oxopropan-2-yl)carbamate(S)-??3-?????-1-(?????)-1-?????-2-??????19647-68-8C12H16N2O4
(2S)-2-(Acetylamino)-N-methylpropanamide19701-83-8C6H12N2O2
Fmoc-N-PEG20-acid1952360-93-8C58H97NO24
2-(Benzoyloxy)propyl benzoate1,2-????? ????19224-26-1C17H16O4
(S)-2-Amino-3-(4-(difluoro(phosphono)methyl)phenyl)propanoic acid4-(???????????)-L-?????188642-79-7C10H12F2NO5P
4-(Pyridin-4-yloxy)benzene-1-sulfonyl chloride hydrochloride4-(4-PYRIDYLOXY)???????????192330-49-7C11H9Cl2NO3S
(s)-2-Acetamido-n,3-dimethylbutanamide19701-84-9C8H16N2O2
3-Bromo-6-chloro-8-nitroquinoline3-broMo-6-???-8-??????183543-61-5C9H4BrClN2O2
Lipoic Acid Impurity 36188783-96-2C8H14O3S2
Methyl 2-amino-2-phenylpropanoate hydrochloride191796-90-4C10H14ClNO2
3-(2-Methylallyl)dihydrofuran-2,5-dione18908-20-8C8H10O3
5-Chlorobenzofurazan5-???-2,1,3-??????19155-86-3C6H3ClN2O
2-(Piperidin-1-ylmethyl)aniline2-????-1-???-???19577-83-4C12H18N2
Tert-butyl 3-(((trifluoromethyl)sulfonyl)oxy)-8-azabicyclo[3.2.1]Oct-2-ene-8-carboxylate185099-68-7C13H18F3NO5S
2-Methyl-3-nitropyridin-4-ol4-?????-2-??-3-??????18614-66-9C6H6N2O3
2-((4-((3-Ethynylphenyl)amino)-6-(2-methoxyethoxy)quinazolin-7-yl)oxy)ethan-1-ol (Erlotinib Impurity)183320-29-8C21H21N3O4
tert-Butyl 4-(4-acetylphenyl)piperazine-1-carboxylate189763-86-8C17H24N2O3
4-(Benzyloxy)-2-fluorobenzonitrile4-(????)-2-?????????185836-35-5C14H10FNO
(9H-fluoren-9-yl)methyl (S)-(1-(4-(tert-butoxy)phenyl)-3-hydroxypropan-2-yl)carbamateFmoc-O-tert-??-L-????187526-99-4C28H31NO4
6-Bromo-8-methyl-3,4-dihydroquinolin-2(1H)-one1872-69-1C10H10BrNO
3-Amino-3-(3-methoxyphenyl)propanenitrile hydrochloride1956324-43-8C10H13ClN2O
Acid-PEG4-C2-Boc1835759-85-7C20H38O8
(4-Chloro-thiophen-2-yl)-carbamic acid tert-butyl ester1936334-08-5C9H12ClNO2S
Fmoc-Gly-Cys(Psi(Dmp,H)pro)-OH1926163-05-4C29H28N2O7S
(1R,3R)-5-[(2E)-2-[(1R,3aS,7aR)-Octahydro-1-[(1R,2Z,4S)-5-hydroxy-1,4,5-trimethyl-2-hexen-1-yl]-7a-methyl-4H-inden-4-ylidene]ethylidene]-1,3-cyclohexanediol1884139-61-0C27H44O3
1-Benzyl-2-(chloromethyl)-1H-imidazole HCl1-??-2-(?????)-1H-????HCL19276-03-0C11H12Cl2N2
2-Chloro-4-{[(9h-fluoren-9-ylmethoxy)carbonyl]amino}benzoic acidN-FMOC-4-AMINO-2-???????186320-13-8C22H16ClNO4
9-Acridinecarbothioic acid s-(4-chlorophenyl) ester193884-49-0C20H12ClNOS
tert-butyl cis-2,5-dimethylpiperazine-1-carboxylate194032-43-4C11H22N2O2
N-((2R,3R,4R,5S,6R)-4-Hydroxy-6-(hydroxymethyl)-2-(4-nitrophenoxy)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-3-yl)acetamide184377-56-8C20H28N2O13
(S)-tert-Butyl (1-((tert-butyldimethylsilyl)oxy)-3-hydroxypropan-2-yl)carbamate[(1S)-2-[[(tert-??)?????]??]-1-(??????)??]-????tert-??????185692-85-7C14H31NO4Si
(8S,9R,10R,11S,13R,14S,16S,17R)-14-Fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one (Betamethasone Impurity)185613-71-2C22H29FO5
1-Butyl-3-Methylimidazolium Chloroaluminate(Iii)-Kit1-??-3-????????????????(III)-??184695-80-5C8H15Al2Cl7N2
Ramifenazone hydrochloride???????18342-39-7C14H20ClN3O
Levetiracetam Impurity 141868118-63-1C8H16N2O3
Cerium(III) chloride hydrate, REacton|r, 99.9% (REO)19423-76-8CeCl3H2O
5H-Pyrrolo[2,3-d]pyrimidine7-????18549-65-0C6H5N3
Ethyl 4,5-dihydronaphtho[1,2-b]thiophene-2-carboxylate19397-74-1C15H14O2S
1,3-Dimethyl-5-(o-tolyloxy)benzene2,3',5'-??????????196604-20-3C15H16O
Buserelin EP Impurity A1872434-99-5C60H86N16O13
N-[(Dimethylamino)methylene]-2′-O-methylguanosine????,N-[(??????)???]-2'-O-??-183737-04-4C14H20N6O5
1-Phenyl-N-propylcyclohexan-1-amine hydrochloride1934-55-0C15H24ClN
1-Ethyl-1H-imidazole-5-carbaldehyde hydrochloride1914148-58-5C6H9ClN2O
(R)-4-(2-Amino-1-methoxyethyl)benzene-1,2-diol (Noradrenaline (Norepinephrine) Impurity)1932110-67-2C9H13NO3
4,4,5,5-Tetramethyl-2-[1,1':3',1''-terphenyl]-2-yl-1,3,2-Dioxaborolane1872426-73-7C24H25BO2
tert-Butyl ((1R,4S)-4-hydroxycyclopent-2-en-1-yl)carbamate[(1R,4S)-4-HYDROXY-2-CYCLOPENTEN-1-YL]???,1,1-DIMETHYLETHYL????189625-12-5C10H17NO3
(2E,4E)-Octa-2,4-dien-1-ol18409-20-6C8H14O
4,4'-((4-(Tert-butyl)-1,2-phenylene)bis(oxy))dibenzoic acid187088-67-1C24H22O6
Phenazine-2,3-diol19220-18-9C12H8N2O2
Methyl 1,2,3,4-tetrahydroisoquinoline-6-carboxylate??1,2,3,4-???????????-6-???????185057-00-5C11H13NO2
1-Methyl-5-(tributylstannyl)-3-(trifluoromethyl)-1H-pyrazole1-??-5-(???????)-3-(????????)-1H-???191606-78-7C17H31F3N2Sn
1-(Prop-2-yn-1-yl)-1H-imidazole4-(PROP-2-YN-1-YLOXY)???18994-77-9C6H6N2
N-[(1S,2S)-2-Hydroxycyclohexyl]acetamideN-[(1S,2S)-2-???????????]-?????190848-36-3C8H15NO2
tert-Butyl 4-(2,2,2-trifluoro-1-hydroxyethyl)piperidin-1-carboxylatetert-??4-(2,2,2-??????-1-??????)????-1-???????184042-83-9C12H20F3NO3
3-Bromo-4-isopropoxybenzaldehyde191602-84-3C10H11BrO2
tert-Butyl 1-amino-6-azaspiro[2.5]octane-6-carboxylatehydrochloride1864015-44-0C12H23ClN2O2
(R)-Isoindoline-1-carboxylic acid hydrochloride1965314-61-7C9H10ClNO2
2,5-Bis(trifluoromethyl)-1,3,4-oxadiazole2,5-BIS(????????)-1,3,4-?????1868-48-0C4F6N2O
Sodium 2-(dimethylamino)acetate18319-88-5C4H10NNaO2
Benzyl (S)-2-amino-3-(4-(methylsulfonyl)phenyl)propanoate1865726-28-8C17H19NO4S
N-Methyl-N-phenylbenzamideN-???????1934-92-5C14H13NO
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