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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-400-8210725
???:malulu@leyan.com
??:China
URL: https://www.leyan.com/
? ?? ?:39988
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Bis(4-(tert-butyl)phenyl)methanone4,4'-DI-TERT-??????15796-82-4C21H26O
(3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dmethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-4,7,12,13-tetrahydroxy-10-(((2-methoxyethoxy)methoxy)imino)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one (Roxithromycin Impurity)?????????????(??????????B)214902-82-6C33H62N2O12
Bis-(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-6,12b(acetyloxy)-12-(benzoyloxy)-1,2a,3,4,4a,6,9,10,11,12,12a,12b-dodecahydro-4,11-dihydroxy-4a,8,13,13-tetramethyl-9-[(triethylsilyl)oxy]-7,11-methano-5H-cyclodeca[3,4]benz[1,2-b]oxet-5-one13-O-(??????)???III208406-86-4C37H52O11Si
(S)-2-Aminohept-6-enoic acid6-???,2-αMino-,(2S)-166734-64-1C7H13NO2
2-Butyl-n-octan-1-amine217655-07-7C12H27N
n-Benzyl-n,n-dimethyloctadecan-1-aminium chloride hydrate??????????????206752-43-4C6H5CH2N[(CH2)17CH3](CH3)2ClH2O
8-Hydroxyquinoline-5-sulfonic acid hydrate8-????-5-?????? ???207386-92-3C9H7NO4S
(S)-7a-Methyl-2,3,7,7a-tetrahydro-1H-indene-1,5(6H)-dione17553-86-5C10H12O2
2-Methyl-2,3-dihydrobenzofuran?????-2-??????1746-11-8C9H10O
2-Ethylhexanoic acid (manganese salt)?? 2-??????15956-58-8C16H30MnO4
N-Methyl-2,4-dinitroanilineN-??-2,4-???????2044-88-4C7H7N3O4
Fmoc-Orn(Fmoc)-OH201046-59-5C35H32N2O6
Glycylglycyl-L-glutamineH-GLY-GLY-GLN-?186787-32-6C9H16N4O5
4-(Dimethoxymethyl)-N-methylpyrimidin-2-amine2-(?????)????-4-???????????????180869-38-9C8H13N3O2
(Z)-N,6,6-Trimethyl-N-(naphthalen-1-ylmethyl)hept-2-en-4-yn-1-amine hydrochloride (Terbinafine Impurity)??-????????176168-78-8C21H26ClN
1-Methyl-1H-pyrazole-4,5-diamine sulfate3,4-DiaMino-2-??????????20055-01-0C4H10N4O4S
Aureusimine B170713-71-0C14H16N2O
5-Chloro-N-[4-[(5S)-5-[[[(5-chloro-2- thienyl)carbonyl]amino]methyl]-2-oxo-3-oxazolidinyl]phenyl]-N-[2-[2-(methylamino)-2-oxoethoxy]ethyl]-2-thiophenecarboxamide (Rivaroxaban Impurity)1807455-76-0C25H24Cl2N4O6S2
4,4'-(4-Amino-4H-1,2,4-triazole-3,5-diyl)dibenzoic acid1815596-32-7C16H12N4O4
3,7-Bis(ethylamino)-2,8-dimethylphenothiazin-5-ium chloride1934-16-3C18H22ClN3S
Fmoc-Phe(bis-Boc-4-guanidino)-OH187283-25-6C35H40N4O8
Pyrrolidin-1-amine1-??? ????16596-41-1C4H10N2
N1-(octan-2-yl)-N4-phenylbenzene-1,4-diamineN-??-N'-(1-????)-P-??????15233-47-3C20H28N2
7-Octenyldimethylchlorosilane17196-12-2C10H21ClSi
1,2-Bis(4-chloro-2-nitrophenyl)disulfane2050-66-0C12H6Cl2N2O4S2
3-(4-Aminophenyl)piperidine4-????-3-????19733-56-3C11H16N2
7-Methyl-DL-tryptophan17332-70-6C12H14N2O2
L-Galactono-1,4-lactone??????1668-08-2C6H10O6
3-Bromo-7,12-diphenylbenzo[k]fluoranthene3-???-7,12-?????[k]?????187086-32-4C32H19Br
Ethyl 5-fluoro-3-iodo-1H-indole-2-carboxylate??5-????-3-???-1H-??-2-???????167631-21-2C11H9FINO2
5-Bromo-N-(1H-imidazol-2-yl)quinoxalin-6-amine (Brimonidine Impurity)151110-15-5C11H8BrN5
4-Ethyl-4'-iodo-1,1'-biphenyl4-??-4'-??????17078-76-1C14H13I
4-((5-(Trifluoromethyl)pyridin-2-yl)oxy)benzonitrile175277-01-7C13H7F3N2O
4-Phenylthiophene-2-carboxylic acid4-?????-2-?????21676-88-0C11H8O2S
(Rac)-PD 151746179461-52-0C11H8FNO2S
3,6-Dibromo-9-(2-ethylhexyl)-9H-carbazole3,6-????-9-(2-????)-9H-???173063-52-0C20H23Br2N
Methyl 1-(2,6-difluorobenzyl)-1H-1,2,3-triazole-4-carboxylate??????????B(25mg)(??1-(2,6-???????)-1H-1,2,3-????-4-???????)217448-86-7C11H9F2N3O2
Z-D-Arg(Pbf)-OH.CHA200191-00-0C33H49N5O7S
3-Nitrobiphenyl3-??????2113-58-8C12H9NO2
1,3-Bis(4-chlorophenyl)-2-propen-1-one19672-59-4C15H10Cl2O
N-PhenylmethacrylamideN-?????????1611-83-2C10H11NO
Potassium tris(3,5-dimethyl-1H-pyrazol-1-yl)hydroborate17567-17-8C15H22BKN6
22(R)-Hydroxycholesterol17954-98-2C27H46O2
N-Desacetyl-N-formyl Apremilast2077897-94-8C21H22N2O7S
(2-Amino-5-methylphenyl)-phenylmethanone2-???-5-??????17852-28-7C14H13NO
(3R,5S,E)-ethyl 7-(2-cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl)-3,5-dihydroxyhept-6-enoate (Pitavastatin Impurity）????????????167073-19-0C27H28FNO4
Tri-t-butoxysilanol???(???-???)???18166-43-3C12H28O4Si
Dimethyl (3-((hydroxymethyl)amino)-3-oxopropyl)phosphonate3-(???????)-N-??????????20120-33-6C6H14NO5P
N-Benzoyl-L-phenylalanine 2-naphthalenyl ester15873-25-3C26H21NO3
[4-(trifluoromethyl)phenyl]thiourea1736-72-7C8H7F3N2S
N2-[(1,1-Dimethylethoxy)carbonyl]-N5-[imino[[(4-methoxy-2,3,6-trimethylphenyl)sulfonyl]amino]methyl]-D-ornithineN-α-Boc-N-ω-4-???-2,3,6-????200122-49-2C21H34N4O7S
3-(Bromomethyl)-7-chlorobenzo[b]thiophene3-(?????)-7-?????[B]???17512-61-7C9H6BrClS
4-(2-Ethoxycarbonyl-acetyl)-piperidine-1-carboxylic acid benzyl ester3-OXO-3-(1-CBZ-PIPERIDIN-4-YL)-???????????167414-75-7C18H23NO5
4-(3-Methyl-1H-imidazol-3-ium-1-yl)butane-1-sulfonate1-???????M???????179863-07-1C9H14N2O5S
Di-tert-butyl maleate?-tert-??????18305-60-7C12H20O4
6,8-Dibromo-3-cyclohexyl-3-methyl-1,2,3,4-tetrahydroquinazolin-3-ium chloride (Bromhexine Impurity)1660957-93-6C15H21Br2ClN2
Fexofenadine Impurity F185066-33-5C31H37NO4
((3aS,3bR,7aS,8aS)-2,2,5,5-Tetramethyltetrahydro-3aH-[1,3]dioxolo[4',5':4,5]furo[3,2-d][1,3]dioxin-8a-yl)methanol17682-70-1C12H20O6
2',7'-Difluorofluorescein2',7'-???????????195136-58-4C20H10F2O5
4,4-Dinitrodiphenylmethane1817-74-9C13H10N2O4
3-Fluoro-4-chlorobenzyl chloride3-????-4-??????????160658-68-4C7H5Cl2F
3-(4-Piperidinyl)-1,3-benzoxazol-2(3H)-one215878-20-9C12H14N2O2
1-(3,4-Dimethylphenyl)-N-methylmethanamineN-??-3,4-???????165741-71-9C10H15N
2-(4-(4-Hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)acetamide4-(4-????-3,5-???????)-3,5-????????????176258-88-1C14H9I4NO3
[(2Z)-2-[(3R,4R,5R)-3,5-Bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-4-[3-[[(1,1-dimethylethyl)dimethylsilyl]oxy]propoxy]-2-methylenecyclohexylidene]ethyl]diphenylphosphine oxide200636-54-0C42H71O5PSi3
5,5''-Bis(trimethylstannyl)-2,2':5',2''-terthiophene[2,2':5',2"-?????]-5,5"-????[???????]178931-63-0C18H24S3Sn2
Ethyl tritylglycinate18514-46-0C23H23NO2
1-(5-(2-fluorophenyl)-1-(pyridin-3-ylsulfonyl)-1H-pyrrol-3-yl)-N,N-dimethylmethanamine (Vonoprazan Impurity）1885094-62-1C18H18FN3O2S
5-Bromo-2-(pyrrolidin-1-yl)pyridine210963-93-2C9H11BrN2
Oxolan-3-ylmethanamine hydrochloride(????????-3-?)???????184950-35-4C5H12ClNO
O-(2-(Trimethylsilyl)ethyl)hydroxylamine hydrochloride153502-27-3C5H16ClNOSi
1-Phenyl-2-(pyridin-4-yl)ethanone1-??-2-???-4-?-???1620-55-9C13H11NO
2,2-Dichlorobenzo[d][1,3]dioxole2,2-????-1,3-?????2032-75-9C7H4Cl2O2
N-Hydroxy-4-nitrobenzimidamide1613-86-1C7H7N3O3
5-(Benzyloxy)pyrimidine-2-carbonitrile166672-22-6C12H9N3O
Diphenyl(Trimethylsilyl)phosphine17154-34-6C15H19PSi
L-Tyrosine, N-[(1,1-dimethylethoxy)carbonyl]-, 2,5-dioxo-1-pyrrolidinyl esterBOC-??-OSU20866-56-2C18H22N2O7
7-Fluoro-1,2,3,4-tetrahydronaphthalen-2-amine7-????-1,2,3,4-??????-????-2-???173998-63-5C10H12FN
Borane 4-methylmorpholine complex15648-16-5C5H14BNO
Manganese(ii)hexafluoroacetylacetonate??(II)???????????????19648-86-3C10H2F12MnO4
Magnesium 3-hydroxybutanoate163452-00-4C4H10MgO3
N-(4-chloro-2-methylphenyl)-3-oxobutanamide4'-???-2'-????????????20139-55-3C11H12ClNO2
Potassium 2-amino-2-oxoacetate21141-31-1C2H2KNO3
2,2-Dioctyl-1,3,2-dioxastannepine-4,7-dione16091-18-2C20H36O4Sn
L-histidyl-L-alanineH-?-??-?16874-75-2C9H14N4O3
8-(2-Hydroxybenzamido)octanoic acid8-[(2-???????)???]???183990-46-7C15H21NO4
(Tert-butoxycarbonyl)-L-serine hydrate204191-40-2C8H17NO6
1,2,3,4-Tetraphenyl-1,3-cyclopentadiene1,2,3,4-?????-1,3-???????15570-45-3C29H22
Ethylenediaminetetraacetic Acid Disodium Cobalt SaltEDTA-2NACO?????????15137-09-4C10H12CoN2NaO8-
4-(1-Hydroxy-2-((4-phenylbutyl)amino)ethyl)-2-(hydroxymethyl)phenol (Salmeterol Impurity)1798014-51-3C19H25NO3
1-((R)-3-(4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl)piperidin-1-yl)-2,3-dihydroxypropan-1-one (Ibrutinib Impurity）1654820-87-7C25H26N6O4
But-2-yne-1,4-diyl diacetate1573-17-7C8H10O4
((1S,2R,5R)-5-Vinylquinuclidin-2-yl)methanol????207129-36-0C10H17NO
5-Hydroxypyrimidin-4(3H)-one15837-41-9C4H4N2O2
N-Me-Ser(Tbu)-OH197632-83-0C8H17NO3
(T-4)-[[2,2′,2′′-(Nitrilo-κN)tris[ethanolato-κO]](3-)]boron15277-97-1C6H12BNO3
4-Bromo-2,3,5,6-tetrafluorobenzotrifluoride17823-46-0C7BrF7
1-Benzylquinolin-1-ium chloride1-?????????15619-48-4C16H14ClN
Tetraallyloxyethane?????????16646-44-9C14H22O4
7-(4-(4-(2-Chlorophenyl)piperazin-1-yl)butoxy)-3,4-dihydroquinolin-2(1H)-one (Aripiprazole Impurity)???????????203395-81-7C23H28ClN3O2
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