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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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N,O-Bis(tert-butyldimethylsilyl)acetamide [tert-Butyldimethylsilylating Agent]82112-21-8C14H33NOSi2
Aceticacidn-heptadecylester????N-????????822-20-8C19H38O2
3-(4-(2-Hydroxy-3-(isopropylamino)propoxy)phenyl)propanoic acid (Esmolol Impurity)81148-15-4C15H23NO4
6-((4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-7,12,13-trihydroxy-4-((5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-3-(hydroxymethyl)-5,7,9,11,13-pentamethyloxacyclotetradecane-2,10-dione (Erythromycin Impurity)16-???????????82230-93-1C37H67NO14
3α-Hydroxy pravastatin (sodium)3-A-????????????????81093-43-8C23H35NaO7
1,1,1-Trifluoro-N-((trifluoromethyl)sulfonyl)-N-(trimethylsilyl)methanesulfonamideN-(??????)??(???????????)???82113-66-4C5H9F6NO4S2Si
1-Chlorotridecane1-???????822-13-9C13H27Cl
(+)-Metoprolol81024-43-3C15H25NO3
(E)-4-methyl-5-((sulfomethyl)amino)-2-(thiazol-2-yldiazenyl)benzoic acid82138-69-0C12H12N4O5S2
Methyl 2-pentenoate818-59-7C6H10O2
Propan-2-one O-mesitylsulfonyl oxime????O-(2,4,6-??????????)81549-07-7C12H17NO3S
2-Bromo-1-(4-chlorophenyl)propan-1-one2-???-4-?????????877-37-2C9H8BrClO
Ethyl 4-oxo-3H,4H-pyrrolo[2,1-f][1,2,4]triazine-6-carboxylate??4-???????[1,2-f][1,2,4]????-6-???????869067-01-6C9H9N3O3
(2r,3r)-n1,n4-Dibenzyl-2,3-dihydroxysuccinamide(+)-L-???????????88393-56-0C18H20N2O4
(6S,8R,9S,10R,13S,14S,17R)-13-Ethyl-17-ethynyl-6,17-dihydroxy-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one (Levonorgestrel Impurity)6α-???????????87585-03-3C21H28O3
Bendamustine Related Impurity 55-[(2-?????)(2-???????)a??]-1-??-1H-?????-2-?????????898224-95-8C18H26ClN3O3
Phenyl 4,6-O-Benzylidene-1-thio-β-D-glucopyranoside??4,6-O-????-1-??-??-D-?????????87508-17-6C19H20O5S
Ethyl 4,6-dichloropyrimidine-5-carboxylate5-????????,4,6-????-,??????87600-72-4C7H6Cl2N2O2
5-amino-2-(4-nitro-1-oxoisoindolin-2-yl)-5-oxopentanoic acid (Lenalidomide Impurity）??????????13874760-71-1C13H13N3O6
(R)-tert-Butyl 2-ethylpyrrolidine-1-carboxylate(R)-tert-??2-??????-1-???????876617-06-0C11H21NO2
9,9'-(6-Chloro-1,3,5-triazine-2,4-diyl)bis(9H-carbazole)877615-05-9C27H16ClN5
2,6-Difluoro-4-methoxyphenylacetic acid2,6-?????-4-?????????886498-98-2C9H8F2O3
(R)-2-Chloro-7-ethyl-8-isopropyl-5-methyl-7,8-dihydropteridin-6(5H)-one877676-50-1C12H17ClN4O
(R)-methyl 3-((tert-butoxycarbonyl)amino)-4-(2,4,5-trifluorophenyl)butanoate (Sitagliptin Impurity）?????,b-[[(1,1-??????)????]aMino]-2,4,5-??????-,??????,(bR)-881995-73-9C16H20F3NO4
N-(3-formylpyridin-2-yl)pivalamide86847-64-5C11H14N2O2
3-Bromo-5-fluoro-1-tosyl-1H-indole3-BroMo-5-????-1-(p-??????)??887338-48-9C15H11BrFNO2S
3-Ethoxyazetidine3-???????88536-21-4C5H11NO
6-Iodo-1H-indol-4-amine1H-??-4-??,6-???-(9CI)885520-58-1C8H7IN2
5-Bromo-2-(pyrrolidin-2-yl)pyridine5-???-2-????-2-?-???886365-48-6C9H11BrN2
(3-Chloropropyl)dimethyl(vinyl)silane3-?????????????88820-71-7C7H15ClSi
3-(1-Pyrrolidylmethyl)benzoic Acid Hydrochloride3-(PYRROLIDIN-1-YLMETHYL)??????887922-93-2C12H16ClNO2
3-Phenyl-1H-inden-1-ylidene[bis(i-butylphobane)]ruthenium(II) dichloride????-(3-??-1H-??-1-???)??(??????)???(II)894423-99-5C39H50Cl2P2Ru+2
Borane N,N-diisopropylethylamine complexBORANE-N,N-DIISOPROPYLETHYLAMINE???88996-23-0C8H22BN
1-(1H-Pyrazolo[3,4-b]pyridin-3-yl)ethanone???,1-(1H-????[3,4-b]???-3-?)-889451-31-4C8H7N3O
5,6-Dichloro-1H-indazole-3-carbonitrile5,6-????-1H-???-3-?????885278-39-7C8H3Cl2N3
(4-(Cyclohexylcarbamoyl)-3-fluorophenyl)boronic acid4-(CYCLOHEXYLCARBAMOYL)-3-?????????874289-11-9C13H17BFNO3
2-Chloro-5-(methoxymethoxy)pyridine877133-56-7C7H8ClNO2
2,7-Diazaspiro[4.5]decan-1-one2,7-??????[4.5]DECAN-1-ONE887118-43-6C8H14N2O
2′-(dicyclohexylphosphino)-2,6-dimethoxy-[1,1′-Biphenyl]-3-sulfonic acid sodium salt2'-??????????-2,6-????-3-????-1,1'-??????????870245-75-3C26H36NaO5PS
Methyl 4-amino-3-(benzyloxy)-5-bromobenzoate??4-???-3-(????)-5-????????????881909-58-6C15H14BrNO3
(9H-fluoren-9-yl)methyl 3-hydroxyazetidine-1-carboxylate1-Fmoc-3-?????????886510-13-0C18H17NO3
2-Ethoxyaniline hydrochlorideO-???????89808-01-5C8H12ClNO
4-Chloro-3-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)aniline87170-48-7C12H7Cl2F3N2O
(R)-3-(1-(2,6-dichloro-3-fluorophenyl)ethoxy)pyridin-2-amine877397-71-2C13H11Cl2FN2O
3-Bromo-4-chloro-1H-indazole3-???-4-???(1H)???885521-40-4C7H4BrClN2
Salicylic acid 4-tert-butylphenyl ester????4-TERT-????????87-18-3C17H18O3
2-(5-Methoxy-2-oxoindolin-3-yl)acetic acid885272-25-3C11H11NO4
5-bromo-4-cyclopropylthiazol-2-amine2-???-5-???-4-??????????869854-12-6C6H7BrN2S
3-Nitro-[1,1'-biphenyl]-4-ol3-???[1,1-???]-4-ol885-82-5C12H9NO3
3-Fluoro-2-methylbenzenesulfonyl chloride3-FLUORO-2-????????????875166-92-0C7H6ClFO2S
N-Methyl-1-(3-(2-(methylamino)ethyl)-1H-indol-5-yl)methanesulfonamide (Sumatriptan Impurity)N-Des???????88919-51-1C13H19N3O2S
2-Chloro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinonitrile878194-94-6C12H14BClN2O2
2-Bromo-1-fluoro-4-(methoxymethyl)benzene2-???-1-????-4-(?????)??887268-22-6C8H8BrFO
4',4'''-((7'-Methyl-2'-propyl-1H,3'H-[2,5'-bibenzo[d]imidazole]-1,3'-diyl)bis(methylene))bis(([1,1'-biphenyl]-2-carboxylic acid))TelMisartanDiMur???884330-14-7C46H38N4O4
5-(Methylsulfonyl)-2-nitrobenzoic acid5-(?????)-2-??????898547-72-3C8H7NO6S
2-(Phenylmethyl)-2,7-diazaspiro[4.4]nonane2-(????)-2,7-??????[4.4]??885275-27-4C14H20N2
5-Chloro-N1-methylbenzene-1,2-diamine5-???-N1-????-1,2-???84859-27-8C7H9ClN2
Potassium (3-(benzyloxy)phenyl)trifluoroborate??(3-BENZYLOXYPHENYL)??????????850623-58-4C13H11BF3KO
(1-(tert-Butoxycarbonyl)-6-methyl-1H-indol-2-yl)boronic acid1-BOC-6-????-2-???850568-51-3C14H18BNO4
N-HexadecylbenzamideN-????????82684-41-1C23H39NO
(R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-2-benzylpropanoic acidFMoc-(R)-3-aMino-2-??????828254-16-6C25H23NO4
3-(3-Chlorophenyl)thiomorpholine3-(3-?????)??????864685-25-6C10H12ClNS
Chlorophenyltrichlorosilane (Mixture of isomers)p-????????????825-94-5C6H4Cl4Si
5-(Pyrrolidin-1-yl)furan-2-carbaldehyde5-????-1-YL-2-??????84966-28-9C9H11NO2
2-(2-(4-Benzhydrylpiperazin-1-yl)ethoxy)acetic acid (Cetirizine Impurity)????,2-[2-[4-(?????)-1-?????]???]-83881-53-2C21H26N2O3
4-Hydroxy-5,6-dimethyl-2(1H)-pyridinone2(1H)-????,4-????-5,6-???-84953-72-0C7H9NO2
2-(tert-Butyl) 6-methyl 5,7-dichloro-3,4-dihydroisoquinoline-2,6(1H)-dicarboxylate851784-80-0C16H19Cl2NO4
4,7,8,9-Tetra-O-acetyl-N-acetylneuraminic Acid Methyl Ester84380-10-9C20H29NO13
N2,N4,N6-Tri-m-tolyl-1,3,5-triazine-2,4,6-triamine???(m-??????)???82504-70-9C24H24N6
2-Methyl-3-vinyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one832747-59-8C11H14N2O
1-Propyl-1h-imidazo[4,5-c]quinolin-4-amine??????????D(25mg)(1-???-1H-????[4,5-c]???-4-??)853792-81-1C13H14N4
3-(Cyclohexylcarbamoyl)benzeneboronic acid3-(???????????)?????850567-25-8C13H18BNO3
2-Bromobenzo[d]thiazole-6-carbonitrile2-?????[d]???-6-??????864265-77-0C8H3BrN2S
(4-(Bis(4-(tert-butyl)phenyl)amino)phenyl)boronic acid851233-24-4C26H32BNO2
Ethyl (R)-4-((2-(5-(2-fluoro-3-methoxyphenyl)-3-(2-fluoro-6-(trifluoromethyl)benzyl)-4-methyl-2,6-dioxo-3,6-dihydropyrimidin-1(2H)-yl)-1-phenylethyl)amino)butanoate832720-84-0C34H34F5N3O5
tert-Butyl 4-methyl-4-morpholinopiperidine-1-carboxylate1-Boc-4-??-4-????-4-?-????864369-95-9C15H28N2O3
2-Piperazin-1-ylnicotinonitrile84951-44-0C10H12N4
O-(5,6,7,8-tetrahydronaphthalen-2-yl) carbonochloridothioateo-5,6,7,8-???????-2-?????????????84995-63-1C11H11ClOS
(2-Ethyl-6-methoxypyridin-3-yl)boronic acid(2-ETHYL-6-METHOXYPYRIDIN-3-YL)??848360-87-2C8H12BNO3
3-Amino-4-hydroxy-N-methylbenzenesulfonamide hydrochloride2-???-1-??4-???????85237-56-5C7H10N2O3S
2-((Pyridin-4-ylmethyl)amino)nicotinic acid2-(???-4-??????)????854382-06-2C12H11N3O2
5-(2-Methoxyphenyl)-1H-pyrazole-3-carboxylic acid5-(3-?????)-1H-???-3-?????834868-54-1C11H10N2O3
Sodium 4-amino-5-sulfonaphthalene-1-sulfonate85328-80-9C10H8NNaO6S2
tert-Butyl N-[cis-3-aminocyclohexyl]carbamatecis-1-N-Boc-1,3-?????????849616-22-4C11H22N2O2
Piperazine-2-carboxamide84501-64-4C5H11N3O
tert-Butyl 6-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1,2,3,4-tetrahydropyridine-1-carboxylate865245-32-5C16H28BNO4
6-Methyl-2-oxoindoline-3-carbaldehyde845655-53-0C10H9NO2
Ethyl (3R,5R)-7-((1S,2S,6R,8S,8aR)-8-((2,2-dimethylbutanoyl)oxy)-2,6-dimethyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)-3,5-dihydroxyheptanoate?????????????????864357-87-9C27H44O6
4-Bromo-2-fluorobenzyl chloride4-???-2-?????????85510-82-3C7H5BrClF
6-Nitro-1H-indazole-3-carboxylic acid6-???-3-????????857801-97-9C8H5N3O4
5-Bromo-3-ethyl-1H-indazole5-???-3-??-1H-???864774-67-4C9H9BrN2
(6-Methoxypyridin-3-yl)methanamine hydrochlorideC-(6-BROMO-PYRIDIN-3-YL)-???????857220-13-4C6H8BrClN2
Methyl 4-amino-5-nitropicolinate??4-???-5-???-2-?????????850544-21-7C7H7N3O4
4-Oxazolemethanamine, hydrochloride (1:x)4-???????,???847490-98-6C4H6N2O
4-Fluoro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)aniline2-???-5-????????????????863578-24-9C12H17BFNO2
5-Fluorobenzo[d]isoxazol-3-amine1,2-?????-3-??,5-????-868271-13-0C7H5FN2O
(S)-3-Amino-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)-4-(2,4,5-trifluorophenyl)butan-1-one (Sitagliptin Impurity)????????1823817-55-6C16H15F6N5O
4-Styrylaniline4-??????834-24-2C14H13N
4-Nitrobenzyl 1H-benzo[d][1,2,3]triazole-1-carboxylate1-(4-???????????)??????86832-06-6C14H10N4O4
4-(Methylsulfonyl)cyclohexan-1-one4-(?????)???????862129-72-4C7H12O3S
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