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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-(Thiophen-2-yl)pyrrolidine2-(??-2-?)????90090-64-5C8H11NS
5-Bromo-6-(trifluoromethyl)pyrimidin-4(5H)-one5-???-4-?????-6-????????????942060-14-2C5H2BrF3N2O
2,2'-(Methylimino)bis(N,N-di-n-octylacetamide)2,2'-(?????)??(N,N-?-n-????????)1000668-90-5C37H75N3O2
(1R,3S,5S,6S,7S,8R)-2,4,10-Trioxaadamantane-6,8,9-triol1,3,5-O-????-??-????98510-20-4C7H10O6
2-Chloro-4-isopropylpyridine959020-16-7C8H10ClN
(S)-2-Amino-3-(pyridin-3-yl)propanoic acid dihydrochlorideL-3-?????????93960-20-4C8H11ClN2O2
Isoxazolo[5,4-b]pyridin-3-amine?????[5,4-B]???-3-???92914-74-4C6H5N3O
(6-bromo-2-chloro-3-ethoxyphenyl)boronic acid957121-15-2C8H9BBrClO3
H-Nle-NH2.HCl94787-97-0C6H15ClN2O
2-(6-Bromo-1H-indazol-3-yl)acetic acid(6-???-1H-???-3-YL)-????944904-66-9C9H7BrN2O2
N,N'-DibutylquinacridoneN,N'-????????99762-80-8C28H28N2O2
5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel(>90%)5(6)-?????-4(5)-?????D-(-)-??????100021-05-4C21H28O2
(R)-2-((R)-2-((1r,4R)-4-Isopropylcyclohexanecarboxamido)-3-phenylpropanamido)-3-phenylpropanoic acid (Nateglinide Impurity)D-????????????944746-48-9C28H36N2O4
6-((3-(4-(2-Hydroxyphenyl)piperazin-1-yl)propyl)amino)-1,3-dimethylpyrimidine-2,4(1H,3H)-dione (Urapidil Impurity)O-????????91453-03-1C19H27N5O3
5-Bromo-3-(2,2,2-trifluoroethoxy)-2-pyrazinamine5-BroMo-3-(2,2,2-?????????)???-2-??947249-22-1C6H5BrF3N3O
Ethyl non-2-ynoate10031-92-2C11H18O2
4,7-Diaza-spiro[2.5]octane4,7-???-???[2.5]??99214-52-5C6H12N2
1,2,5-Trimethyl-1h-pyrrole1,2,5-??????930-87-0C7H11N
(4-((2,4-Dimethylphenyl)carbamoyl)phenyl)boronic acid4-(2,4-??????????)?????913835-38-8C15H16BNO3
Chlorpromazine sulfoxide?????????969-99-3C17H19ClN2OS
Tetrahydrofuran-2-carboxamide2-????,??????-(6CI,7CI)91470-28-9C5H9NO2
6-Iodoimidazo[1,2-a]pyridin-2-amine6-???-????[1,2-a]???-2-??947248-49-9C7H6IN3
O-[4-Nitro-2-(trifluoromethyl)phenyl]hydroxylamineO-[4-???-2-(????????)??]??????94832-15-2C7H5F3N2O3
2,3-Dihydroimidazo[1,2-a]pyridin-5(1H)-one2,3-?????????[1,2-a]???-5(1H)-?1000981-77-0C7H8N2O
3,7-Dimethyl-6-((5-oxohexyl)oxy)-3,7-dihydro-2H-purin-2-one (Pentoxifylline Impurity)93079-86-8C13H18N4O3
6-(Difluoromethoxy)-3-((3,4-dimethoxypyridin-2-yl)methyl)-2-(((3,4-dimethoxypyridin-2-yl)methyl)thio)-3H-benzo[d]imidazole (Pantoprazole Impurity)957470-58-5C24H24F2N4O5S
(2s,3s)-2-Amino-3-methyl-n-(4-methyl-2-oxo-2h-chromen-7-yl)pentanamide98516-74-6C16H20N2O3
(1S,3S,4S,4aR,5S,6S,8S,11R,12aS)-8-(((2R,3S)-3-Benzamido-2-hydroxy-3-phenylpropanoyl)oxy)-4-((benzoyloxy)methyl)-1,4,5,6-tetrahydroxy-9,12a,13,13-tetramethyl-12-oxo-1,2,3,4,4a,5,6,7,8,11,12,12a-dodecahydro-6,10-methanobenzo[10]annulene-3,11-diyl diacetate (Paclitaxel Impurity)932042-85-8C47H53NO15
(2s,4r)-1-(Tert-butoxycarbonyl)-4-(2-fluorobenzyl)pyrrolidine-2-carboxylic acid959579-52-3C17H22FNO4
Boc-3-(Fmoc-aminomethyl)-L-phenylalanine959573-13-8C30H32N2O6
1-Methyl-6-oxo-1,6-dihydropyridazine-3-carboxylic acid100047-66-3C6H6N2O3
4-(4-Chlorophenyl)piperidine-4-carbonitrile91721-16-3C12H13ClN2
(4-Fluorobenzyl)hydrazine dihydrochloride????,[(4-??????)??]-,???(1:2)1000805-93-5C7H10ClFN2
(6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-(hydroxyimino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide (Cefdinir Impurity)934986-48-8C14H13N5O6S2
(2S,4R)-1-(tert-Butoxycarbonyl)-4-(3-chlorobenzyl)pyrrolidine-2-carboxylic acid959576-36-4C17H22ClNO4
1-oxoisochromane-5-carboxylic acid?????????90921-13-4C10H8O4
(S)-1,3'-Bipyrrolidine dihydrochloride(3'S)-(1,3)-????????956605-97-3C8H17ClN2
Sodium butyl sulfate???N-BUTYLSULPHATE1000-67-5C4H11NaO4S
L-Pro-AMC96643-94-6C15H16N2O3
(2S,4R)-1-(tert-butoxycarbonyl)-4-(2-cyanobenzyl)pyrrolidine-2-carboxylic acid959573-33-2C18H22N2O4
2-Chloro-5-cyanobenzoic acid2-???-5-??????89891-83-8C8H4ClNO2
1-Ethoxy-4-((4-pentylphenyl)ethynyl)benzene1-(4-?????)-2-(4-N-????)-????95480-29-8C21H24O
4-(5-(p-tolyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonic acid921617-76-7C17H13F3N2O3S
Benzyl2-carbamoylpiperidine-1-carboxylate1-?????????,2-(???????)-,????????940868-17-7C14H18N2O3
6-Phenylhexyldimethylchlorosilane6-????????????97451-53-1C14H23ClSi
tert-Butyl 7-benzyl-2,7-diazaspiro[3.5]nonane-2-carboxylateN-BOC-7-??-2,7-??????[3.5]??929301-99-5C19H28N2O2
5-(1H-Imidazol-1-yl)-2-pyridinamine5-(1H-????-1-?)-2-?????935547-73-2C8H8N4
4-((5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)methyl)morpholine919347-16-3C16H25BN2O3
4-Bromo-3-ethylphenol??,4-???-3-??-99873-30-0C8H9BrO
N-(3-Acetyl-4-(2,3-dihydroxypropoxy)phenyl)butyramide (Acebutolol Impurity)96480-91-0C15H21NO5
(1S,3aR,6aS)-Octahydrocyclopenta[c]pyrrole-1-carboxylic acid(1S,3aR,6aS)-??????????[c]??-1-?????926276-11-1C8H13NO2
3,5-Dimethylpyrazine-2-carboxylic acid3,5-??????-2-?????946493-27-2C7H8N2O2
1-(2,6-Diisopropylphenyl)-2-phenyl-1H-imidazole1-(2,6-????????)-2-??-1H-????914306-50-6C21H24N2
(E)-Aztreonam(E)-??????99341-02-3C13H17N5O8S2
1-([1,1'-Biphenyl]-4-yl)-2-methyl-2-morpholinopropan-1-one94576-68-8C20H23NO2
1-(4-Chloropyrimidin-2-yl)-4-piperidinol1-(4-CHLORO-PYRIMIDIN-2-YL)-????-4-OL916791-08-7C9H12ClN3O
(Hydroxymethyl)urea????? ???1000-82-4C2H6N2O2
2-(6-(Trifluoromethyl)pyridin-2-yl)acetic acid(6-????????-???-2-?)-????1000565-32-1C8H6F3NO2
4-Benzyl 1-(tert-butyl) L-aspartate94347-11-2C15H21NO4
Vinyl2-Ethylhexanoate(stabilizedwithMEHQ)?????????????94-04-2C10H18O2
(2,6-Bis((di(piperidin-1-yl)phosphino)amino)phenyl)palladium(II) chloride[2,6-??[(?-1-?????????)???]??]???(II)?????955035-37-7C26H45ClN6P2Pd
(2S,4R)-4-(4-Bromobenzyl)-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid959576-28-4C17H22BrNO4
n,n-Diethyloctanamide???????????996-97-4C12H25NO
O-(3,5-Dichlorophenyl)hydroxylamineO-(3,5-??????)??????99907-90-1C6H5Cl2NO
5-Bromo-6-chloro-1H-indole-2-carboxylic acid5-???-6-???-1H-??-2-?????934660-16-9C9H5BrClNO2
tert-Butyl 3,9-diazabicyclo[3.3.1]nonane-9-carboxylate9-Boc-3,9-???-????[3.3.1]??941295-31-4C12H22N2O2
(S)-(2S,3S,5S)-5-Amino-1,6-diphenyl-2-(((thiazol-5-ylmethoxy)carbonyl)amino)hexan-3-yl 2-(3-((2-isopropylthiazol-4-yl)methyl)-3-methylureido)-3-methylbutanoate (Ritonavir Impurity)959315-21-0C37H48N6O5S2
17α,21-Dihydroxy-6α-methylpregna-1,4-diene-3,11,20-trione6-???????91523-05-6C22H28O5
Benzyl 6-aminonicotinate??6-?????????935687-49-3C13H12N2O2
(1S,3R,6S)-6-((S,E)-3-Hydroxybut-1-en-1-yl)-6-methoxy-1,5,5-trimethylcyclohexane-1,3-diol956869-95-7C14H26O4
2-(4-Bromophenyl)-2,3-dihydro-1H-naphtho[1,8-de][1,3,2]diazaborinine927384-44-9C16H12BBrN2
2-tert-Butylimino-2-diethylamino-1,3-dimethylperhydro-1,3,2-diazaphosphorine solution98015-45-3C13H31N4P
2-Methoxy-4,5-dimethylbenzoic acid2-???-4,5-???-???91061-36-8C10H12O3
Dimethyl anthracene-1,8-dicarboxylate1,8-????????????????93655-34-6C18H14O4
(4-(Cyclopropanecarbonyl)phenyl)boronic acid959861-28-0C10H11BO3
3-butyl-1,2-dimethyl-1H-imidazol-3-ium nitrate1-??-2,3-???????????922521-06-0C9H17N3O3
(5-Formylpyridin-3-yl)boronic acid(5-FORMYLPYRIDIN-3-YL)???919347-69-6C6H6BNO3
4-Aminopentan-1-ol4-?????-1-?927-55-9C5H13NO
8-Benzyl-3,8-diazabicyclo[3.2.1]octane8-??-3,8-???-????[3.2.1]??93428-56-9C13H18N2
5-Bromo-2-methylisoindoline-1,3-dione4-???-N-???????90224-73-0C9H6BrNO2
[1,3-Bis(2,6-diisopropylphenyl)imidazol-2-ylidene]triphenylphosphine Nickel(II) Dichloride[1,3-??(2,6-????????)????-2-???]?????????(II)??????903592-98-3C27H36N2.C18H15P.Cl2Ni
1,3-Dichloro-2-(trifluoromethoxy)benzene2,6-???????????????97608-49-6C7H3Cl2F3O
(2S,4R)-1-(tert-Butoxycarbonyl)-4-(2-methylbenzyl)pyrrolidine-2-carboxylic acid959578-52-0C18H25NO4
3-((1H-Imidazol-1-yl)methyl)-9-methyl-2,3-dihydro-1H-carbazol-4(9H)-one (Ondansetron Impurity)?????HCl???-G99614-03-6C17H17N3O
5,8-Dibromo-2,3-diphenylquinoxaline5,8-DibroMo-2,3-???????94544-77-1C20H12Br2N2
Dimethyl pyrazolo[1,5-a]pyridine-3,5-dicarboxylate99446-50-1C11H10N2O4
Ibuprofen Impurity 489878-72-8C18H27ClO2
Triphenylene-2,3,6,7,10,11-hexathiol100077-38-1C18H12S6
Poly(4-vinylpyridine), cross-linked4-?????-????? ?-???9017-40-7C17H17N
2-Morpholin-4-ylmethylbenzylamine1-[2-(????-4-???)??]????91271-82-8C12H18N2O
N-((2S,3R,4R,5S,6R)-2,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)acetamide10036-64-3C8H15NO6
3-Iodo-4-methoxypyridin-2-amine3-IODO-4-METHOXY-???-2-???956485-64-6C6H7IN2O
6-chloro-N-cyclopropylpyridazin-3-amine6-???-N-???????????-3-??941294-45-7C7H8ClN3
(2-(N,N-Diethylsulfamoyl)phenyl)boronic acid957061-16-4C10H16BNO4S
(6-(Piperidin-1-yl)pyridin-3-yl)boronic acid6-(1-?????)-3-???????1002129-33-0C10H15BN2O2
3-Nitro-1-(4-octylphenyl)propan-1-one899822-97-0C17H25NO3
tert-Butyl (1R,2R,4S)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carboxylate1000870-15-4C11H20N2O2
4'-Bromo-3'-methylacetanilide98%4'-???-3'-????????90914-81-1C9H10BrNO
Ro 16-6491N-(2-?????)-4-??????????94319-79-6C9H12Cl2N2O
Trimethylsilyl 3-(trimethylsilyl)propiolate??????(TRIMETHYLSILYL)???????97927-35-0C9H18O2Si2
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