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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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(8S,10S,13S,14S,17S)-17-Acetyl-10,13-dimethyl-6,7,8,10,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one (Progesterone Impurity)4,9(11)-??????-3,20-??17652-16-3C21H28O2
8-Isopropyl-8-methyl-3-((2-phenylacryloyl)oxy)-8-azabicyclo[3.2.1]octan-8-ium bromide (Ipratropium Bromide Impurity)17812-46-3C20H29Br2NO3
2-Methyl-5-(trifluoromethyl)furan2-??-5-(????????)??17515-75-2C6H5F3O
Ethyl 4-(pyridin-4-yl)-1H-pyrrole-3-carboxylate??4-???-4-YL-1H-??-3-??????197774-66-6C12H12N2O2
Boc-piperazine-pyridine-COOH4-(5-????-???-2-?)-????-1-?????tert-??????201809-22-5C15H21N3O4
(s)-5-(Benzyloxy)-2-((tert-butoxycarbonyl)(methyl)amino)-5-oxopentanoic acid200615-91-4C18H25NO6
CLA19953-58-3C13H11N3O
Fmoc-cysteinol(acm)198543-46-3C21H24N2O4S
2-Naphthalen-2-yl-ethylamine2-????-2-YL-????2017-68-7C12H13N
Methyl (s)-2-(1,8-diethyl-1,3,4,9-tetrahydropyrano[3,4-b]indol-1-yl)acetate200880-31-5C18H23NO3
3,3'-Dimethyl-2,2'-bipyridine3,3'-DIMETHYL-2,2'-????1762-32-9C12H12N2
3-Formyl-piperidine-1-carboxylic acid benzyl ester3-???-????-1-???????????201478-72-0C14H17NO3
Isopropyl 4,4,4-trifluoroacetoacetate?????4,4,4-??????????????175230-50-9C7H9F3O3
Dihydro Silodosin175870-21-0C25H30F3N3O4
2-(4-Fluorophenyl)-5-(2-methylbenzyl)thiophene2005454-69-1C18H15FS
tert-Butyl 3-cyano-4-hydroxypyrrolidine-1-carboxylate3-???-4-????????-1-?????TERT-??????197143-33-2C10H16N2O3
Hept-5-yn-3-ol5-??-3-OL19781-82-9C7H12O
Peramivir Impurity 91988779-13-0C18H34N2O5
Methyl 4-aminooxane-4-carboxylate hydrochloride4-???????????-4-??????????????199330-66-0C7H14ClNO3
N2,N6-bis(tert-butoxycarbonyl)-L-lysyl-L-proline198475-99-9C21H37N3O7
N-hexadecyl-N,N-dimethylhexadecan-1-aminium chloride?????????????1812-53-9C34H72ClN
Ytterbium(III)chloride hydrate19423-87-1Cl3H2OYb
1,2-Dioctanoyl-sn-glycero-3-phosphocholineL-A-???????,?????19191-91-4C24H48NO8P
Decylcyclohexane1-???????1795-16-0C16H32
4-(1H-Pyrazol-1-yl)benzenesulfonyl chloride4-(1H-???-1-?)??????????18336-39-5C9H7ClN2O2S
1-Butyl-N,N,1,1-tetramethylsilanamine181231-67-4C8H21NSi
8-Chloro-2-(methylthio)pyrimido[5,4-d]pyrimidine176637-10-8C7H5ClN4S
Benzo[b]thiophene-2-carboxylic hydrazide??[B]???-2-???????????175135-07-6C9H8N2OS
4-Chloro-2-(methylthio)thieno[3,2-d]pyrimidine176530-47-5C7H5ClN2S2
(S)-3-((acetamidomethyl)thio)-2-((tert-butoxycarbonyl)amino)-3-methylbutanoic acidBOC-D-?(ACM)-OH201421-14-9C13H24N2O5S
N-(4-Hydroxyphenyl)methacrylamideN-(4-???????)???????19243-95-9C10H11NO2
But-2-ene-1,4-diyl diacetate2-??-1,4-????????18621-75-5C8H12O4
1,1'-(Piperazine-1,4-diyl)diethanone????,1,4-????-(6CI,8CI,9CI)18940-57-3C8H14N2O2
2-Fluoro-3-nitro-5-methylpyridine19346-44-2C6H5FN2O2
N-(3-(Diethylamino)-4-methoxyphenyl)acetamide19433-93-3C13H20N2O2
2-(Chloromethyl)tetrahydro-2H-pyran18420-41-2C6H11ClO
Amikacin Impurity 111793053-90-3C16H32N4O9
2-Nitro-5-(trifluoromethoxy)benzoic acid2-???-5-(?????????)???189359-65-7C8H4F3NO5
3-(Piperidin-4-yl)propionic acid3-????-4-?-?????1822-32-8C8H15NO2
Triethoxy(p-tolyl)silane18412-57-2C13H22O3Si
4-chloro-6,7-bis(2-chloroethoxy)quinazoline (Erlotinib Impurity)4-???-6,7-??-(2-??????)????183322-21-6C12H11Cl3N2O2
(R)-2-((6-(3-aminopiperidin-1-yl)-3-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methyl)-4-fluorobenzamide (Trelagliptin Impurity)1938080-44-4C18H22FN5O3
1-Octyl-3-methylimidazolium nitrate1-??-3-??-1H-????????203389-27-9C12H23N2.NO3
Bilastine Impurity 14202189-83-1C26H33N3O3
Dimethyl 5-methoxyisophthalate???5-??????????20319-44-2C11H12O5
(R)-2-(4-(2-(2-amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioic acid (Pemetrexed Impurity)182009-04-7C20H21N5O6
Bis(hexafluoroacetylacetonato)magnesium??(???????????????)????19648-85-2C10H2F12MgO4
1,1,3,3,5,5,7,7,9,9,11,11,13,13-Tetradecamethylheptasiloxane19095-23-9C14H44O6Si7
Methyl quinoxaline-2-carboxylate2-???????????????1865-11-8C10H8N2O2
4,4'-Diisopropylbiphenyl4,4'-?????????18970-30-4C18H22
Propionylcholine (p-toluenesulfonate)???????P-??????1866-13-3C15H25NO5S
(R)-4,5-Diamino-5-oxopentanoic acidD-???????-??????19522-40-8C5H10N2O3
Hexyl (E)-but-2-enoate19089-92-0C10H18O2
5,10,15,20-Tetra(4-methylphenyl)-21h,23h-porphine copper??-?????????-Cu(II)19414-66-5C48H36CuN4
O-(4-fluorobenzyl)hydroxylamine1782-40-7C7H8FNO
Desmethyl erlotinib acetate??????????????183320-15-2C23H23N3O5
2-(Acetylamino)-6-[[[(1S)-1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]amino]carbonyl]benzoic acid (Apremilast Impurity)1809170-71-5C22H26N2O8S
rel-(2S,3S)-1-(((9H-Fluoren-9-yl)methoxy)carbonyl)-3-phenylpyrrolidine-2-carboxylic acid181824-45-3C26H23NO4
(S)-1-Cyclopropylethanamine(S)-1-???????????195604-39-8C5H11N
Pentadecan-8-amine????-8-aMine18618-64-9C15H33N
2,4-Dimethyl-1-heptene2,4-???-1-??19549-87-2C9H18
3-Chloro-2-fluoro-6-(trifluoromethyl)benzaldehyde3-???-2-????-6-(????????)??????186517-29-3C8H3ClF4O
6-Hydroxy-4-thiocarboxy-6-thioxohexanoic acid2-???????????(CETSA)19343-85-2C7H10O6S
(11-Bromoundecyl)trimethoxysilane17947-99-8C14H31BrO3Si
Etoricoxib Impurity 361798110-01-6C13H17NO4S
Benzyl bis(2-bromoethyl)carbamateN-Cbz-N,N-??(2-?????)??189323-09-9C12H15Br2NO2
(E)-Non-3-en-2-one18402-83-0C9H16O
5-Bromo-4-methylthiophene-2-carbaldehyde2-???-3-??-5-??????189331-47-3C6H5BrOS
(S)-2-Formamidosuccinic acid19427-28-2C5H7NO5
2-Bromo-1-(4-morpholinophenyl)ethanone2-???-1-(4-???????)-1-???210832-85-2C12H14BrNO2
Naphtho[1,2-b:5,6-b']dithiophene???[1,2-b:5,6-b']????217-19-6C14H8S2
Methyl 3-bromobutanoate??3-????????21249-59-2C5H9BrO2
(R)-Benazepril (hydrochloride)215447-89-5C24H28N2O5HCl
Sodium 4-(3-(ethoxycarbonyl)-5-oxo-4,5-dihydro-1h-pyrazol-1-yl)benzenesulfonate20514-27-6C12H13N2NaO6S
(4-Methylpiperazin-1-yl)(4-nitrophenyl)methanone(4-??????-1-?)(4-?????)???21091-98-5C12H15N3O3
2,6-Dimethoxy-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine214360-59-5C13H20BNO4
Calcium benzoate?? ???2090-05-3C7H8CaO2
Magnesium hydrogen carbonate2090-64-4C2H2MgO6
H-Gly-Phe-PnaGLY-PHEP-???????21027-72-5C17H18N4O4
Dimethoxydi(naphthalen-1-yl)silane21591-48-0C22H20O2Si
Dipentyl carbonate2050-94-4C11H22O3
4-(3-Hydroxypropyl)thiomorpholine 1,1-dioxide4-(3-????????)??????1,1-?????205194-33-8C7H15NO3S
1,4-Anhydro-2,3,5-trideoxy-4-C-(2,4-difluorophenyl)-2-[[4-[4-[4-[1-[(1R,2S)-1-ethyl-2-hydroxypropyl]-1,5-dihydro-5-oxo-4H-1,2,4-triazol-4-yl]phenyl]-1-piperazinyl]phenoxy]methyl]-5-(1H-1,2,4-triazol-1-yl)-D-erythro-pentitol?????????????12213381-04-5C37H42F2N8O4
(R)-3-((3-Fluoro-4-(6-(2-methyl-2H-tetrazol-5-yl)pyridin-3-yl)phenyl)amino)-2-hydroxypropyl Dihydrogen Phosphate (Tedizolid Impurity)2095200-69-2C16H18FN6O5P
Trilaciclib Impurity 102170746-99-1C20H26N4O3S
5-Chloro-4H-1,2,4-triazole-3-carboxylic acid5-CHLORO-1H-1,2,4-TRIAZOLE-3-?????21733-03-9C3H2ClN3O2
(2'R,4aS,4bR,5aR,6aS,9aS,9bR,10S)-Methyl 4a,6a-dimethyl-2,5'-dioxo-3,4,4a,4',5a,5',6,6a,8,9,9a,9b,10,11-tetradecahydro-2H,3'H-spiro[cyclopenta[1,2]phenanthro[4,4a-b]oxirene-7,2'-furan]-10-carboxylate (Eplerenone Impurity)(7β,11α,17α)-9,11-???-17-????-3-??-???-4-?-7,21-??????γ-????????209253-81-6C24H30O6
2-Amino-2-(thiophen-2-yl)acetic acid???-???-2-YL-????21124-40-3C6H7NO2S
2-(3-Phenylpropyl)pyridine2-(3-?????)???2110-18-1C14H15N
L-Ornithine L-Aspartate Impurity 52135301-50-5C9H17N3O5
(3-(4-Bromophenyl)isoxazol-5-yl)methanol[3-(4-???-??)-????-5-?]-???206055-91-6C10H8BrNO2
rel-(1S,2S,3R,4R)-3-[(1R)-1-(Acetylamino)-2-ethylbutyl]-4-[(aminoiminomethyl)amino]-2-hydroxycyclopentanecarboxylic acid2124296-37-1C15H28N4O4
1-Phenyl-1H-pyrazolo[3,4-d]pyrimidin-4-ol21314-17-0C11H8N4O
2,2-Diethoxy-1-(trimethylsilyl)-1,2-azasilolidine2,2-????-1-(??????)-1-??-2-???????21297-72-3C10H25NO2Si2
2-(5-Methyl-3-oxo-2,3-dihydro-1H-inden-1-ylidene)malononitrile2047352-75-8C13H8N2O
2,5-Diiodoterephthalic acid2,5-?????????20856-80-8C8H4I2O4
Benzenesulfinic acid,4-Methyl-, sodiuM salt, hydrate?? ??-???????? ???207801-20-5C7H7NaO2S.xH2O
2-Chloro-4-(3-chlorophenyl)-6-phenyl-1,3,5-triazine2125473-29-0C15H9Cl2N3
Methyl acetyl-D-phenylalaninate21156-62-7C12H15NO3
(4-Fluorostyryl)boronic acidTRANS-2-(4-??????)?????214907-24-1C8H8BFO2
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