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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-Acetylbenzo[d]oxazol-2(3H)-one3-???-2-??????24963-28-8C9H7NO3
Tetra-2-pyridinylpyrazine25005-97-4C24H16N6
6-Bromobenzo[d]oxazole-2(3H)-thione6-?????[d]???-2(3H)-??24316-84-5C7H4BrNOS
5-(N-(3-(N-(3-Carbamoyl-5-((2,3-dihydroxypropyl)carbamoyl)-2,4,6-triiodophenyl)acetamido)-2-hydroxypropyl)acetamido)-N1,N3-bis(2,3-dihydroxypropyl)-2,4,6-triiodoisophthalamide (Iodixanol Impurity)255376-57-9C32H38I6N6O13
1-(2-Bromoethoxy)-4-methoxybenzene22921-76-2C9H11BrO2
6-(4-Chlorophenyl)-2-oxo-1,2-dihydropyridine-3-carbonitrile23148-51-8C12H7ClN2O
2,4-Dihydroxy-n-(2-hydroxyethyl)benzamide2,4-?????-N-(2-??????)?????24207-41-8C9H11NO4
(8S,9R,10S,13S,14S,17R)-17-Acetyl-10,13-dimethyl-8,9,10,11,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one (Dydrogesterone Impurity)246038-13-1C21H28O2
5-Chloro-4-nitrobenzo[c][1,2,5]thiadiazole5-???-4-???-2,1,3-???????2274-89-7C6H2ClN3O2S
Triphenylsulfonium 10-Camphorsulfonate7,7-???-2-??????[2.2.1]??-1-????? ??????? (1:1)227199-92-0C28H30O4S2
Indole-3-acetyl-L-aspartic acidINDOLE-3-ACETYL-L-ASPARTICACID??2456-73-7C14H14N2O5
4-[2-(Dimethylamino)ethoxy]benzonitrile4-[2-(???????)???]?????24197-95-3C11H14N2O
2,5-Bis(isopentyloxy)terephthalohydrazide2413366-66-0C18H30N4O4
Tetramethylammonium (perchlorate)2537-36-2C4H12ClNO4
Boc-N-Me-Orn(Fmoc)-OH233688-96-5C26H32N2O6
5-(4-Fluorophenyl)thiophene-2-carbaldehyde5-(4-??????)???-2-????????249504-38-9C11H7FOS
28-Epirapamycin253431-35-5C51H79NO13
Methyl 3-amino-2,2-dimethylpropanoate??3-???-2,2-??????????25307-82-8C6H13NO2
1-(3,4-Dihydro-2H-benzo[b][1,4]dioxepin-7-yl)ethan-1-one22776-09-6C11H12O3
Dydrogesterone Impurity 625093-47-4C21H28O2
Salbutamol Impurity 33238762-34-0C13H21NO3
1-cyclopropyl-8-fluoro-6-methoxy-7-((4aR,7aR)-octahydro-6H- pyrrolo[3,4-b]pyridin-6-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid hydrochloride2252446-69-6C21H25ClFN3O4
(E)-4-(2-Nitrovinyl)phenol???-4-?????-??-??????9722568-49-6C8H7NO3
tert-butyl ((R)-4-methyl-1-((S)-2-methyloxiran-2-yl)-1-oxopentan-2-yl)carbamate2381627-87-6C14H25NO4
Ethyl 2-(3-(trifluoromethyl)phenoxy)acetate(3-???????????)??????????22897-99-0C11H11F3O3
1,3-Dichloro-6-methoxyisoquinoline24623-39-0C10H7Cl2NO
N-((4-Amino-2-methylpyrimidin-5-yl)methyl)acetamide5-????????-4-???-2-??????23676-63-3C8H12N4O
Tert-butyl (S)-4-(2-((tert-butoxycarbonyl)amino)-3-((2,5-dioxopyrrolidin-1-yl)oxy)-3-oxopropyl)-1H-imidazole-1-carboxylate?-??(1-?)-OSu25616-02-8C20H28N4O8
ethyl 2-(3,5-dicyano-4-isobutoxyphenyl)-4-methylthiazole-5- carboxylate2428631-67-6C19H19N3O3S
5'-(4-Formyl-3-hydroxyphenyl)-3,3''-dihydroxy-[1,1':3',1''-terphenyl]-4,4''-dicarbaldehyde2244985-34-8C27H18O6
Baricitinib Impurity 512402776-80-9C17H20N6O4S
2-Phenyl-5-(trifluoromethyl)oxazole-4-carboxylic acid236736-23-5C11H6F3NO3
Hydroquinone Impurity 102-?????-1,4-????2474-72-8C6H4O3
Z-Val-OmeCBZ-L-????????24210-19-3C14H19NO4
2,2-Dichloro-1-(2,4-dichlorophenyl)ethanone2,2,2′,4′-???????????2274-66-0C8H4Cl4O
2,2-Dipropyl-malonic acid monoethyl ester258264-00-5C11H20O4
Bis(Dimethylamino)phenylchlorosilane25374-10-1C10H17ClN2Si
4-Methylthiophen-3-amine3-???-4-?????23967-97-7C5H7NS
N-Cyclopropyl-N-methylpyrrolidin-3-amine3-??????,N-???????-N-??-(9CI)250275-00-4C8H16N2
3-(tert-Butyl)-1-(4-methoxyphenyl)-1H-pyrazol-5-amine227623-26-9C14H19N3O
Ethyl 4-chloro-2-phenylpyrimidine-5-carboxylate24755-82-6C13H11ClN2O2
5-Chloro-6-(chloromethyl)-1,3-dioxaindane6-????????????23468-31-7C8H6Cl2O2
2-(3-cyano-4-isobutoxyphenyl)-4-methylthiazole-5-carboxylic acid 1-oxide2418591-42-9C16H16N2O4S
1-(3-(Bromomethyl)phenoxy)-2-fluorobenzene3-(2-???????)???????242812-04-0C13H10BrFO
2-(2-(4-Methoxyphenyl)thiazol-4-yl)acetic acid23353-14-2C12H11NO3S
4-Chloro-6-methyl-7-(phenylsulfonyl)-7H-pyrrolo[2,3-d]pyrimidine252723-16-3C13H10ClN3O2S
4-(3-Nitrophenyl)pyrimidin-2-amine2-???-4-(3-?????)????240136-69-0C10H8N4O2
Diethyl Acetonylmalonate??????????????23193-18-2C10H16O5
3-Isobutoxycyclohex-2-en-1-one23074-59-1C10H16O2
Acid-C3-SSPy250266-79-6C9H11NO2S2
Betamethasone Impurity 1182282-51-1C22H27FO5
1-Benzyl-5-(1-(2,3-dimethylphenyl)vinyl)-1H-imidazole2250243-56-0C20H20N2
1-(2-(Ethylsulfonyl)ethyl)-2-methyl-4-nitro-1H-imidazole (Tinidazole Impurity)25459-12-5C8H13N3O4S
4,4',4'',4'''-([2,2'-Bi(1,3-dithiolylidene)]-4,4',5,5'-tetrayl)tetraaniline2413296-69-0C30H24N4S4
Carbazochrome Impurity 62271443-87-7C9H9NO4S
Fludarabine Impurity 16??-D-????????(9CI)25545-03-3C5H10O5
(3S)-1-[2-(2,3-Dihydro-5-benzofuranyl)ethyl]-α,α-diphenyl-3-pyrrolidineacetonitrile252317-48-9C28H28N2O
1-Benzoylpyrrolidin-2-one1-???????-2-?2399-66-8C11H11NO2
4-Bromo-3-phenyl-5-(trifluoromethyl)-1H-pyrazole4-BROMO-5-??-3-(????????)???230295-07-5C10H6BrF3N2
3-Methylpyrazine-2-carbaldehyde2-????????????,3-??-25513-93-3C6H6N2O
2-(2-Methyl-3-nitrophenyl)acetonitrile2-??-3-?????????23876-14-4C9H8N2O2
1-Methyl-1H-1,2,3-triazol-5-amine5-???-1-??-1,2,3-????24660-67-1C3H6N4
4,6-Dibromo-thieno[3,4-c][1,2,5]thiadiazole-2-SIV238756-91-7C4Br2N2S2
Nickel octaethylporphyrin2,3,7,8,12,13,17,18-???-21H,23H-?????(II)24803-99-4C36H44N4Ni
4,4''-Diformyl-[1,1':4',1''-terphenyl]-2',5'-dicarboxylic acid2409130-70-5C22H14O6
cis-Ethyl 2-hydroxycyclopentanecarboxylate??CIS-2-?????-1-????????????2315-21-1C8H14O3
3-((3R,4R)-4-Methyl-3-(methyl(7H-pyrrolo[2,3-d]pyrimidin-4-yl)amino)piperidin-1-yl)-3-oxopropanoic acid (Tofacitinib Impurity)2328165-36-0C16H21N5O3
Spiro[fluorene-9,9-xanthen]-2-ylboronic acid2396648-06-7C25H17BO3
4'-(Diphenylamino)-3-hydroxy-[1,1'-biphenyl]-4-carbaldehyde2363049-63-0C25H19NO2
8,8'-((3R,3'R)-(methylenebis(azanediyl))bis(piperidine-3,1-diyl))bis(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione)2489212-72-6C51H56N16O4
p-Nitrophenyl 2-acetamido-2-deoxy-3-O-acetyl-β-D-glucopyranoside4-?????2-??????-3-O-???-2-???-bD-?????????23262-57-9C16H20N2O9
(S)-Benzyl (2,6-dioxopiperidin-3-yl)carbamateS-3-N-Cbz-???-2,6-???-????22785-43-9C13H14N2O4
2-Benzoyl-N-(2-hydroxyethyl)-N-methylbenzamide2-???-N-(2-??????)-N-???????24833-47-4C17H17NO3
Acetoxyethyltriethoxysilane?????????????22538-45-0C10H22O5Si
Phenazine-1,6-dicarboxylic acid???-1,6-????????23462-25-1C14H8N2O4
1-Amino-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one253185-43-2C10H12N2O
2-Amino-3-(3,5-bis(trifluoromethyl)phenyl)propanoic acid237076-69-6C11H9F6NO2
3-Methyl-1H-pyrrolo[3,2-c]pyridine3-??-1H-???[3,2-C]???22930-75-2C8H8N2
5-Bromo-6-chlorobenzo[d][1,3]dioxole5-???-6-???-2H-1,3-?????233770-05-3C7H4BrClO2
(S)-2-(((benzyloxy)carbonyl)amino)hexanedioic acidZ-AAD-?24325-14-2C14H17NO6
N,N'-(((Propane-1,3-diyldisulfonyl)bis(1-(3-ethoxy-4-methoxyphenyl)ethane-2,1-diyl))bis(1,3-dioxoisoindoline-2,4-diyl))diacetamide (Apremilast Impurity)2487573-08-8C45H48N4O14S2
1-Chloro-2-(2-ethoxybenzyl)-4-iodobenzene2305949-36-2C15H14ClIO
2-Bromo-4-tert-Butylbenzaldehyde6-TERT-??-???-3-??????246139-77-5C11H13BrO
Bempedoic Acid Impurity 172570179-40-5C25H48O6
(S)-4-(1-Aminoethyl)aniline dihydrochloride(S)-4-(1-?????)????-2HCl255060-76-5C8H14Cl2N2
3-Chloro-N,N-dimethylbenzamide3-???-N,N-???????24167-52-0C9H10ClNO
N,N-dimethyloctadecan-1-amine oxideN,N-????-1-??????-N-???2571-88-2C20H43NO
(2S,2'S)-1,1'-(1-Oxoethane-1,2-diyl)bis(pyrrolidine-2-carbonitrile) (Vildagliptin Impurity）2253194-13-5C12H16N4O
8-bromo-7-(but-2-yn-1-yl)-3-methyl-2-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-6H-purin-6-one2446799-71-7C20H17BrN6O2
Ytterbium nitride (YbN)24600-77-9NYb
Tris(4-bromophenyl)amine, hexachlorostibate(V) salt???(4-?????)??????????????24964-91-8C18H13Br3Cl6NSb
4-(5-(4-(Hydroperoxymethyl)phenyl)-3-(trifluoromethyl)-1H-pyrazol-1-yl)benzenesulfonamide (Celecoxib Impurity)2247197-65-3C17H14F3N3O4S
BTP48C112376334-93-7C64H98N4S5
2-((Dodecyloxy)methyl)oxirane??????????2461-18-9C15H30O2
(4S,5R)-cis-4,5-Diphenyloxazolidin-2-one23204-70-8C15H13NO2
2-Bromo-1,4-dimethylimidazole2-???-1,4-????-1H-????235426-30-9C5H7BrN2
1,2-Bis(4-(octyloxy)phenyl)diazene oxide4,4'-DI-N-?????????25729-12-8C28H42N2O3
2-(4-Chlorophenyl)-1-phenylnaphthalene2366210-03-7C22H15Cl
4',4'''-(2,2-Diphenylethene-1,1-diyl)bis([1,1'-biphenyl]-4-carboxylic acid)2590863-00-4C40H28O4
Ethane-1,2-diyl bis(2-methylacrylate) compound with methyl methacrylate (1:1)?????, ??? ????, ?? ??????? ???25777-71-3C15H22O6
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