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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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3-Phenylisoxazole3-??????1006-65-1C9H7NO
Methyl 2-(3-cyano-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylate923942-34-1C17H18N2O3S
(6R,7R)-7-((E)-2-(2-Aminothiazol-4-yl)-2-((carboxymethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefixime Impurity)97164-56-2C16H15N5O7S2
5-Pyrrol-1-yl-1,3-dihydrobenzimidazol-2-one1018229-53-2C11H9N3O
N-(2-Chloroethyl)-N-ethylanilineN-?????-N-?????92-49-9C10H14ClN
2-Acetylanthracene2-???????10210-32-9C16H12O
1,3-Dimethoxy-1,1,3,3-tetraphenyldisiloxane1,1,3,3,????????????94593-08-5C26H26O3Si2
4-Amino-5-nitro-2-pyridinol4-???-5-???-2-????99479-77-3C5H5N3O3
4-(dimethylamino)-1-neopentylpyridin-1-ium chloride4-???????-1-???????????109911-77-5C12H21ClN2
rel-Methyl (3R,4R)-4-methyl-3-pyrrolidinecarboxylate(3R,4R)-Rel-4-??-3-???????????????1065331-03-4C7H13NO2
4,7-Dibromo-2-octyl-2H-benzo[d][1,2,3]triazole960509-83-5C14H19Br2N3
N1-(2-aminoethyl)-N2-(3-(dimethoxy(methyl)silyl)propyl)ethane-1,2-diamineγ-????????????????99740-64-4C10H27N3O2Si
(2S,4R)-4-(3-Chlorobenzyl)pyrrolidine-2-carboxylic acid hydrochloride1049733-75-6C12H15Cl2NO2
1-(4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazin-1-yl)-5-hydroxypentan-1-one (Terazosin Impurity)109678-71-9C19H27N5O4
Ethyl 3-amino-1-Boc-azetidine-3-carboxylate??3-???-1-Boc-????-3-???????1011479-72-3C11H20N2O4
5-((4-(Hydroxymethyl)phenoxy)methyl)-3-isopropyloxazolidin-2-one (Bisoprolol Impurity)1071765-44-0C14H19NO4
(2S,3S)-3-amino-2-((Z)-2-(2-aminothiazol-4-yl)-2-(((2-carboxypropan- 2-yl)oxy)imino)acetamido)butanoicacid compound with 2,2,2- trifluoroacetic acid102586-36-7C13H19N5O6S
1-Aminopyrrolidine-2,5-dione hydrochlorideN-???????????108906-15-6C4H7ClN2O2
6-Amino-2,4-dichloro-3-ethylphenol hydrochloride2,4-????-3-??-6-????????101819-99-2C8H10Cl3NO
2-(2-(Diphenylphosphino)ethyl)pyridine2-(2-(Diphenylphosphino) ??) pyridine10150-27-3C19H18NP
Ethyl (E)-4-(diethoxyphosphoryl)but-2-enoate10236-14-3C10H19O5P
Octane, 1-(Ethenyloxy)-1-(????)??929-62-4C10H20O
Benzoylthiocholine (iodide)????????????10561-14-5C12H18INOS
1-Benzyl-N-methylpyrrolidin-3-amine1-??-3-(?????)????96568-35-3C12H18N2
(4-(Trifluoromethyl)pyridin-2-yl)methanamine hydrochloride1005515-26-3C7H8ClF3N2
4'-Fluoro-[1,1'-biphenyl]-4-carbonitrile10540-31-5C13H8FN
2,3-Dichloro-6-fluorobenzaldehyde2,3-????-6-?????????95399-95-4C7H3Cl2FO
Ethyl 4-hydroxybutanoate??4-???????????999-10-0C6H12O3
Docetaxel Impurity 6110-???????III92999-93-4C29H36O10
2-(2-Azabicyclo[2.2.1]heptan-2-yl)acetic acid2-??????[2.2.1]??-2-????933690-44-9C8H13NO2
5-Chloropyrimidine-2-carbaldehyde5-???????-2-??????944900-20-3C5H3ClN2O
(6α)-17,21-Dihydroxy-6-methylpregna-1,4,9(11)-triene-3,20-dione93269-35-3C22H28O4
2-[(2R)-Piperidin-2-yl]pyridine2-(2R)-2-????????1061659-74-2C10H14N2
1-(4-Methoxyphenyl)pent-1-en-3-one1-(4-?????)-1-??-3-?104-27-8C12H14O2
N2-[(1,1-Dimethylethoxy)carbonyl]-N-9H-xanthen-9-yl-D-glutamine99092-88-3C23H26N2O6
tert-Butyl N-(azetidin-2-ylmethyl)carbamate(AZETIDIN-2-YLMETHYL)-????TERT-??????99724-21-7C9H18N2O2
N,N-Dimethyl-1-(6-methyl-2-(p-tolyl)imidazo[1,2-a]pyridin-3-yl)methanamineDIMETHYL-(6-METHYL-2-P-TOLYL-IMIDAZO[1,2-A]PYRIDIN-3-YLMETHYL)-??106961-33-5C18H21N3
1-Benzylazepan-4-amine1-??-?????-4H-???-4-??109105-51-3C13H20N2
(3-Bromo-2-chloro-5-(trifluoromethyl)phenyl)boronic acid957120-85-3C7H4BBrClF3O2
Dichloro[rel-(7aR,7'aR)-1,2-ethanediylbis[(1,2,3,3a,7a-η)-4,5,6,7-tetrahydro-1H-inden-1-ylidene]]zirconiumrac-?????(4,5,6,7-???????-1-???)]??????????100163-29-9C20H24Cl2Zr10*
2-(Bromomethyl)-1-methyl-4-nitrobenzene2-?????-1-??-4-???-??98799-27-0C8H8BrNO2
RuCl(p-cymene)((S)-xylbinap)]Cl???{(S)-(-)-2,2'-??[?(3,5-???)????]-1,1'-????}(p-??)???(II)???[RuCl(p-??)((S)-????)]Cl944451-25-6C62H60Cl2P2Ru
(S)-2-(3,4-difluorophenyl)oxirane(S)-2-(3,4-???????)???1006376-63-1C8H6F2O
Propargyl-PEG3-azide????-PEG3-??932741-18-9C9H15N3O3
Dichlorobis[2-(di-t-butylphosphino)ethylamine]ruthenium (II)??????[2-(?-t-??????)????]???(II)1092372-91-2C20H48Cl2N2P2Ru
((1R,4s)-4-isopropylcyclohexane-1-carbonyl)-l-phenylalanine105816-05-5C19H27NO3
(6-(4-Fluorophenyl)pyridin-3-yl)boronic acid1072944-20-7C11H9BFNO2
5-Bromo-2-methyl-8-nitro-1,2,3,4-tetrahydroisoquinoline5-???-2-??-8-???-1,2,3,4-???????????104737-00-0C10H11BrN2O2
3,5-Diethyl 4-[2-[(1Z)-3-(1,1-dimethylethoxy)-3-oxo-1-propen-1-yl]phenyl]-1,4-dihydro-2,6-dimethyl-3,5-pyridinedicarboxylate??????103890-79-5C26H33NO6
tert-Butyl 1-(4-cyanophenyl)cyclobutylcarbamatetert-??1-(4-?????)???????????1032349-97-5C16H20N2O2
N,N-Dimethylazetidin-3-amine hydrochloride1-????-3-?-????????935670-07-8C5H13ClN2
6-(Benzyloxy)-8-(2-bromoacetyl)-2h-benzo[b][1,4]oxazin-3(4h)-one926319-53-1C17H14BrNO4
N,N-Dimethyl-10H-phenothiazine-2-sulfonamide2-?????????????1090-78-4C14H14N2O2S2
Sodium mercaptopyruvate???????????10255-67-1C3H5NaO3S
2-(Trifluoromethyl)imidazo[1,2-a]pyrazine2-(????????)????[1,2-A]???109113-96-4C7H4F3N3
4-(4-Bromopyridin-2-yl)morpholine4-(4-??????-2-?)????1040377-12-5C9H11BrN2O
(3R,4S)-4-Aminotetrahydro-2H-pyran-3-ol hydrochloride1096594-11-4C5H12ClNO2
Ammonium phosphate??, ??? ?10124-31-9H6NO4P
2,3-Dihydro-[1,4]dithiino[2,3-c]furan-5,7-dione10489-75-5C6H4O3S2
Methyl tritylglycinate10065-71-1C22H21NO2
2-Isopropyl-4,5-dihydrooxazole2-?????-2-????10431-99-9C6H11NO
N-hydroxy-N-methylfuran-2-carboxamide109531-96-6C6H7NO3
Benzyl (2S)-2-methylpiperazine-1-carboxylate(S)-1-N-CBZ-2-??-????923565-98-4C13H18N2O2
1H-Pyrrolo[2,3-b]pyridin-4-ylmethanol4-???????-7-????936549-95-0C8H8N2O
5,6,7,7A-tetrahydrothieno[3,2-c]pyridin-2(4h)-one 4-methylbenzenesulfonate952340-39-5C14H17NO4S2
2,4-Dichloro-7-iodoquinazoline959237-34-4C8H3Cl2IN2
4-Amino-2,2-difluoro-1,3-benzodioxole4-???-2,2-?????-1,3-?????106876-54-4C7H5F2NO2
Cetirizine Impurity B (dihydrochloride)1000690-91-4C19H22Cl2N2O2
3-Bromo-7-(bromomethyl)-1,7-dimethylbicyclo[2.2.1]Heptan-2-one(+)-3,9-???????10293-10-4C10H14Br2O
(3-Amino-1H-pyrazol-4-yl)thiophen-2-ylmethanone(3-??????-4-YL)(2-???)???96219-87-3C8H7N3OS
4-(2-Phenylethenyl)pyridine4-??????103-31-1C13H11N
2'-O-De(3-amino-2,3,6-trideoxy-3-C-methyl-α-L-lyxo-hexopyranosyl)Vancomycin (Vancomycin Impurity)????????????101485-50-1C59H62Cl2N8O22
2,5-Dioctyl-3,6-di(thiophen-2-yl)pyrrolo[3,4-c]pyrrole-1,4(2H,5H)-dione1057401-08-7C30H40N2O2S2
5-(Piperidin-4-yl)-1,3,4-oxadiazol-2(3H)-one hydrochloride1046079-35-9C7H12ClN3O2
2,3-Dihydrothieno[3,4-b][1,4]dioxine-2-carboxylic acid2,3-???????[3,4-b][1,4]???-2-?????955373-67-8C7H6O4S
(S)-4-ethyl-4-hydroxy-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-9-yl [1,4'-bipiperidine]-1'-carboxylate (Irinotecan Impurity）11-????????103816-16-6C31H34N4O6
2-Benzylideneheptan-1-ol????????101-85-9C14H20O
2-(Difluoromethoxy)-6-fluoropyridine2-????-6-(????????)???947534-62-5C6H4F3NO
2-Propoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine2-PROPOXYPYRIDINE-3-??????????1073371-87-5C14H22BNO3
N-tert-Butyl-5-methylisoxazolium PerchlorateN-TERT-??-5-????????????10513-45-8C8H14ClNO5
N-(4-Cyano-3-(trifluoromethyl)phenyl)-3-((4-fluorophenyl)sulfinyl)-2-hydroxy-2-methylpropanamide????????????945419-64-7C18H14F4N2O3S
(Z)-2-Methyl-4-(4-methylbenzylidene)oxazol-5(4H)-one93634-54-9C12H11NO2
Torasemide Impurity 22??????????1947327-54-0C13H13N3O2S
3-(1-(Dimethylamino)ethyl)phenyl dimethylcarbamate hydrochloride105601-13-6C13H21ClN2O2
(R)-3-amino-4-(2,4-difluorophenyl)-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)butan-1-one (Sitagliptin Impurity）945261-48-3C16H16F5N5O
4-Chloro-6-methylthieno[2,3-d]pyrimidine106691-21-8C7H5ClN2S
5'-O-DMT-ibu-dC5'-O-(4,4'-???????)-N4-?????-2'-??????100898-62-2C34H37N3O7
(4R)-4-(2-chlorophenyl)-2-hydroxy-5,5-dimethyl-1,3,2-dioxaphosphinane 2-oxide98674-87-4C11H14ClO4P
(E)-4-methyl-2-(pent-1-en-1-yl)-1,3-dioxolane(E)-4-??-2-(??-1-??)-1,3-????94089-21-1C9H16O2
2-(4'-(Diphenylamino)-[1,1'-biphenyl]-4-yl)acetonitrile1000504-19-7C26H20N2
(S)-tert-Butyl 2-carbamoylazetidine-1-carboxylate1-??????105443-94-5C9H16N2O3
1,2,4-Tris(methanesulfonyloxy)butane1,2,4-???(???????)??108963-16-2C7H16O9S3
Ethane-1,2-diyl dibutyrate???????????????105-72-6C10H18O4
4-Chloro-6-(4-methylpyrazol-1-yl)pyrimidine1015845-71-2C8H7ClN4
2-Bromo-4-fluorobenzamide2-???-4-?????????1006-40-2C7H5BrFNO
(1R,3aS,4E,7aR)-4-[(2E)-2-[(5S)-5-[[(1,1-Dimethylethyl)dimethylsilyl]oxy]-2-methylenecyclohexylidene]ethylidene]octahydro-7a-methyl-1-[(1R,2E,4R)-1,4,5-trimethyl-2-hexen-1-yl]-1H-indene104846-63-1C34H58OSi
10,12-Pentacosadiyn-1-ol10,12-?????-1-OL92266-90-5C25H44O
(1S,3R)-1-(Benzo[d][1,3]dioxol-5-yl)-2-(2-chloroacetyl)-N-methyl-2,3,4,9-tetrahydro-1H-pyrido[3,4-b]indole-3-carboxamide (Tadalafil Impurity)???????C951661-84-0C22H20ClN3O4
2-Ethylhexyl dihydrogen phosphate??(2-????) ???1070-03-7C8H19O4P
6-Chloro-2-(pyridin-2-yl)pyrimidin-4-amine4-??????,6-???-2-(2-????)-1014720-73-0C9H7ClN4
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