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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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4-(3-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)morpholine5-??-6-????????-3-??????????1073372-03-8C16H25BN2O3
2,6-Dichloro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine1073371-78-4C11H14BCl2NO2
Ethyl 1-benzyl-5,5-difluoro-4-oxopiperidine-3-carboxylate??1-??-5,5-?????-4-??????-3-???????1067915-34-7C15H17F2NO3
N-Methyl-2-(pyridin-3-yl)acetamide3-?????????,N-??-(6CI,9CI)106271-65-2C8H10N2O
(5-Chloropyrazin-2-yl)methanamine1060814-53-0C5H6ClN3
2-Methoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)nicotinonitrile1073354-05-8C13H17BN2O3
6-Chloro-1H-indazole-4-carboxylic acid6-CHLORO-4-(1H)????????885522-12-3C8H5ClN2O2
2-Methoxyethyl 2-cyanoacetate2-?????????????10258-54-5C6H9NO3
(5-Ethylpyridin-3-yl)boronic acid1001907-70-5C7H10BNO2
4-Acetamido-2-methylbenzoic acid103204-69-9C10H11NO3
(1S)-1-(3-Bromo-2-methoxyphenyl)ethan-1-ol(S)-1-(3-???-2-?????)??-1-?952103-45-6C9H11BrO2
2-Amino-4,5-dibromophenol2-???-4,5-??????1037298-16-0C6H5Br2NO
6-Fluoro-1H-indole-4-carboxylic acid1H-??-4-?????,6-????-908600-71-5C9H6FNO2
1,3-Dibromo-2-(bromomethyl)benzene1,3-DibroMo-2-(broMo??)??93701-32-7C7H5Br3
2,2-Dimethyl-6-nitro-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one1002726-59-1C9H9N3O4
1-methyl-3-octyl-1H-imidazol-3-ium bis((trifluoromethyl)sulfonyl)methanide1-??-3-??-1H-?????????[(????????)???]??916729-96-9C15H24F6N2O4S2
2-(((Z)-(1-(2-aminothiazol-4-yl)-2-(((2S,3S)-2-methyl-4-oxoazetidin-3-yl)amino)-2-oxoethylidene)amino)oxy)-2-methylpropanoic acid?????????102579-59-9C13H17N5O5S
Isoquinolin-6-ylboronic acid899438-92-7C9H8BNO2
3-Bromo-5-(prop-1-ynyl)pyridine3-???-5-(???-1-??)???917772-69-1C8H6BrN
5-Cyclopropyl-2-fluoropyridine5-???????-2-???????1034467-80-5C8H8FN
PD 109488QUINAPRIL?????A(50MG)(??[3S-[2(R*),3A,11A??]]-1,3,4,6,11,11A-HEXAHYDRO-3-METHYL-1,4-DIOXO-??-(2-??-??)-2H-????[1,2-B]?????-2-?????)103733-49-9C25H28N2O4
6-Hydroxynaphthalene-2-sulfonic acid6-????????-2-???93-01-6C10H8O4S
2,5-Difluoro-3-methylbenzonitrile1003712-20-6C8H5F2N
2-Methoxy-2-methylpropan-1-amine2-???-2-??-?????89282-70-2C5H13NO
2-Oxo-2-(4-phenoxyphenyl)acetaldehyde hydrate4-????????????92254-55-2C14H12O4
5-Amino-6-chloro-2,1,3-benzothiadiazole5-AMino-6-???-2,1,3-???????100191-31-9C6H4ClN3S
BOC-ARG(BOC)2-OH97745-69-2C21H38N4O8
1,1'-(4,4'-Dimethoxy-[1,1'-biphenyl]-3,3'-diyl)bis(adamantane) (Adapalene Impurity)2,2'-??-(1-adaMantyl)-4,4'-???????932033-57-3C34H42O2
5-Bromothiophene-2-carbohydrazide5-??????-2-???????98027-27-1C5H5BrN2OS
N-((S)-1-(((S)-1-hydroperoxy-3-methylbutyl)amino)-1-oxo-3-phenylpropan-2-yl)pyrazine-2-carboxamide886979-81-3C19H24N4O4
N,N-Diethyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)anilineN,N-???-4-(4,4,5,5-?????-1,3,2-??????-2-?)???920304-57-0C16H26BNO2
(2S,4R)-1-(tert-Butoxycarbonyl)-4-(4-fluorobenzyl)pyrrolidine-2-carboxylic acid959583-52-9C17H22FNO4
2-Amino-1,2,3,4-tetrahydronaphthalen-1-ol hydrochloride2-???-1,2,3,4-???????-????-1-OL???103030-73-5C10H14ClNO
(E)-N-(3,4-Dihydroxyphenethyl)-3-(4-hydroxyphenyl)acrylamide103188-46-1C17H17NO4
tert-Butyl 3-(hydroxymethyl)-5-methyl-1H-indole-1-carboxylate1-Boc-3-???????-5-????914349-03-4C15H19NO3
5-(4-(2-(5-Ethylpyridin-2-yl)ethoxy)benzyl)-3-(2-(5-ethylpyridin-2-yl)ethyl)thiazolidine-2,4-dione (Pioglitazone Impurity)?????????952188-00-0C28H31N3O3S
Pyrazosulfuron??????98389-04-9C12H14N6O7S
N-(hydrazinecarbonothioyl)pivalamide4-(2,2-?????????)-3-????????914347-05-0C6H13N3OS
Benzyl 3,3-difluorocyclobutanecarboxylate??3,3-??????????????????935273-86-2C12H12F2O2
Variamine blue b chromophore [redox indicator]??????B???101-64-4C13H14N2O
3-Ethyl-1-phenyl-1H-pyrazol-5-amine5-??-2-??-2H-???-3-???1017781-37-1C11H13N3
(2R,4S)-5-(Biphenyl-4-yl)-4-(2,5-dioxopyrrolidin-1-yl)-2-methylpentanoic acid ethyl ester1038924-97-8C24H27NO4
(R)-4-tert-Butoxycarbonyl-1-(benzyloxycarbonyl)piperazine-2-carboxylic acidRN-4-Boc-N-1-Cbz-2-?????????954388-33-1C18H24N2O6
tert-Butyl 2-phenylpiperazine-1-carboxylat(R)-1-Boc-2-??????886766-60-5C15H22N2O2
1-Butyl-3-vinyl-1H-imidazol-3-ium bromide1-??-3-???????M?????1033461-45-8C9H15BrN2
tert-Butyl 3-(hydroxymethyl)-2-methyl-1H-indole-1-carboxylate1-Boc-3-???????-2-????914349-13-6C15H19NO3
2-Fluoro-3,5-dibromo-4-methylpyridine1000340-01-1C6H4Br2FN
2-Phenylmalonamide10255-95-5C9H10N2O2
5-((4-Fluorobenzyl)amino)-1,3-dihydro-2H-imidazo[4,5-b]pyridin-2-one951624-49-0C13H11FN4O
1-(2-Amino-3-chloro-4-methoxyphenyl)ethanone???,1-(2-???-3-???-4-?????)-923289-36-5C9H10ClNO2
6-Chloro-5-methoxypyridin-2-amine6-???-5-???-???-2-???886371-76-2C6H7ClN2O
Ethyl 5-(2-fluorophenyl)-1H-pyrrole-3-carboxylate1H-??-3-?????,5-(2-??????)-,??????881674-06-2C13H12FNO2
Methyl piperazine-1-carboxylate hydrochloride??????-1-??????????873697-75-7C6H13ClN2O2
3,8-Diazabicyclo[3.2.1]octane dihydrochloride3,8-???????[3.2.1]???????????90673-35-1C6H14Cl2N2
2,3-Dimethyl-1-octyl-1H-imidazol-3-ium chloride1-??-2,3-?????????????1007398-58-4C13H25N2.Cl
tert-Butyl 3-(hydroxymethyl)-7-methyl-1H-indole-1-carboxylate1-Boc-3-???????-7-????914349-10-3C15H19NO3
4-Nitro-2-pyridinecarboxaldehyde4-??????????108338-19-8C6H4N2O3
Tetradecamethylcycloheptasiloxane????????????????107-50-6C14H42O7Si7
endo-8-Methyl-8-azabicyclo[3.2.1]octan-3-amine??-3-??????87571-88-8C8H16N2
Dodecanedioic acid diethyl ester?????????????10471-28-0C16H30O4
3-Acetyl-1-methylpyrrole3-???-1-????932-62-7C7H9NO
5-Amino-2-chlorobenzenesulfonic acid4-??????-3-???88-43-7C6H6ClNO3S
2'-Fluoro-4-pentyl-4''-propyl-1,1':4',1''-terphenyl95759-51-6C26H29F
1H-Pyrazolo[4,3-b]pyridine-5-carbonitrile1H-????[4,3-b]???-5-?????1033772-22-3C7H4N4
(1R,2R,4S)-2-((tert-butoxycarbonyl)amino)-4-(dimethylcarbamoyl)cyclohexyl methanesulfonate929693-31-2C15H28N2O6S
3,5-Diamino-4-methylbenzenesulfonic acid2,6-???????-4-???98-25-9C7H10N2O3S
Methyl 2-(4-fluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)acetate2-????-5-(?????????)?????,???????944317-66-2C15H20BFO4
1-Methylcyclopropyl (4-nitrophenyl) carbonate1-?????????4-??????????1046817-22-4C11H11NO5
2-(4-Methylpiperazin-1-yl)pyrimidin-5-amine2-(4-??????-1-?)????-5-??943757-74-2C9H15N5
6-Bromo-2-methylnicotinonitrile1003711-39-4C7H5BrN2
3-Iodo-6-nitro-1-(tetrahydro-2H-pyran-2-yl)-1H-indazole886230-74-6C12H12IN3O3
2-(Pyrazol-1-yl)ethanamine2-???-1-?????101395-71-5C5H9N3
Ethyl bicyclo[2.2.1]hept-5-ene-2-carboxylate??5-?????-2-???????(?????????)10138-32-6C10H14O2
2,4-Dichloro-6-(4-methoxyphenyl)-1,3,5-triazine2,4-????-6-(4-?????)-1,3,5-????90723-86-7C10H7Cl2N3O
cis-4-(4-(4-(4-(((2R,4S)-2-((1H-1,2,4-Triazol-1-yl)methyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methoxy)phenyl)piperazin-1-yl)phenyl)-1-butyl-1H-1,2,4-triazol-5(4H)-one (Itraconazole Impurity)????????89848-51-1C35H38Cl2N8O4
4-(Benzylamino)phenol4-(?????)??103-14-0C13H13NO
5-[2-(3,5-dimethoxyphenyl)ethyl]-1H-pyrazol-3-amine5-(3,5-???????)-1H-???-3-??1000895-53-3C13H17N3O2
2,3,5-Tri-O-benzyl-β-L-arabinofuranose89615-42-9C26H28O5
(2R,3R)-Methyl 2-(((benzyloxy)carbonyl)amino)-3-hydroxybutanoate100157-53-7C13H17NO5
(2S,4R)-1-(tert-Butoxycarbonyl)-4-(2,4-dichlorobenzyl)pyrrolidine-2-carboxylic acid959582-83-3C17H21Cl2NO4
N,N-DimethylmethanesulfonamideN,N-??????????918-05-8C3H9NO2S
N,N-Dimethyl-3-((5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)oxy)propan-1-amine918643-56-8C16H27BN2O3
6-Phenoxy-3-pyridinecarbonitrile6-??????????99902-72-4C12H8N2O
5-(3-Methoxyphenyl)-2H-pyrazol-3-ylamine5-(3-???-??)-2H-???-3-???96799-04-1C10H11N3O
2-Amino-5-bromo-3-(dimethylamino)pyrazine2-???-5-???-3-(??????)???89641-34-9C6H9BrN4
Tetrakis(dimethylamino)ethylene?????(??????)???996-70-3C10H24N4
(R)-Methyl 2-(N-(2,6-dimethylphenyl)-2-phenylacetamido)propanoate????-M98243-83-5C20H23NO3
Benzyl 2-(2-benzylacrylamido)acetate (Racecadotril Impurity)2-Des(???????)-2-?????????87428-99-7C19H19NO3
3-isopropyl-4-amino-1,2,4-triaZol-5-one96240-10-7C5H10N4O
2-(4-(tert-Butoxycarbonyl)piperazin-1-yl)acetic acid dihydrate2-(4-(tert-???????)????-1-?)????????1049785-94-5C11H24N2O6
(4aS,9bR)-Ethyl 6-bromo-3,4,4a,5-tetrahydro-1H-pyrido[4,3-b]indole-2(9bH)-carboxylate1059630-08-8C14H17BrN2O2
Lead metaborate monohydrate???10214-39-8BH5O3Pb
6,6'-Bis(bromomethyl)-2,2'-bipyridine2-(?????)-6-(6-(?????)???-2-?)???96517-97-4C12H10Br2N2
3-ethyl-4-methyl-N-(2-(N-(((1r,4r)-4-methylcyclohexyl)carbamoyl)sulfamoyl)phenethyl)-2-oxo-2,5-dihydro-1H-pyrrole-1-carboxamide (Glimepiride Impurity）ortho-GliMepiride???878480-70-7C24H34N4O5S
5’-O-DMTr-5-iodo-2’-deoxyuridine104375-88-4C30H29IN2O7
2-Bromo-1-methoxy-5-methyl-3-nitrobenzene4-???-3-???-5-??????98545-65-4C8H8BrNO3
7-Chloro-6-fluoro-1-(4-fluorophenyl)-1,4-dihydro-4-oxo-3-quinolinecarboxylic acid98105-79-4C16H8ClF2NO3
N-Ethyl-2-morpholinoethanamineN-??-2-???-4-????108302-54-1C8H18N2O
Nonylbenzene????1081-77-2C15H24
(4-([1,1'-Biphenyl]-4-yl(phenyl)amino)phenyl)boronic acidB-[4-([1,1'-???]-4-???aMino)??]???1084334-86-0C24H20BNO2
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