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Shanghai Haohong Scientific Co., Ltd.??? ?? ??? ?????.

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-400-8210725
???:malulu@leyan.com
??:China
URL: https://www.leyan.com/
? ?? ?:39990
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2-(4-Pyrazol-1-ylphenyl)acetic acid[4-(1H-???-1-?)??]????65476-24-6C11H10N2O2
Ethyl 2-(pyrazin-2-yl)acetate???-2-?-??????????1060815-23-7C8H10N2O2
3,4-Difluoro-5-hydroxyaniline1356339-34-8C6H5F2NO
5,6,7,8-Tetrahydropyrido[2,3-d]pyrimidine-2,4(1H,3H)-dione21139-92-4C7H9N3O2
tert-Butyl 2-cyclohexylidenehydrazinecarboxylatetert-??2-???????????????????60295-11-6C11H20N2O2
2-((8R,9S,13S,14S,17R)-17-Hydroxy-13-methyl-3-oxo-2,3,4,6,7,8,9,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)acetonitrile (Dienogest Impurity)65928-65-6C20H27NO2
Pregabalin Impurity 31 L-Tartrate1094518-26-9C16H32N2O7
ethyl 1-benzoylpiperidine-4-carboxylate1-???-????-4-???????????136081-74-8C15H19NO3
(3aR,6R,6aR)-6-(hydroxymethyl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-ol4099-88-1C8H14O5
4-Chloro-6-propylaminopyrimidine6-???-N-???????-4-??941294-33-3C7H10ClN3
(R)-thiomorpholine-3-carboxylic acid65527-54-0C5H9NO2S
tert-Butyl 3-(2-cyanopropan-2-yl)-1H-indole-1-carboxylate1H-??-1-?????,3-(1-???-1-????)-,1,1-?????????380626-46-0C17H20N2O2
1-N-Boc-4-Fluoropiperidinetert-??4-????????-1-???????178181-55-0C10H18FNO2
3-Cyclohexylideneindolin-2-one3-????????-1,3-?????-??-2-?3478-78-2C14H15NO
Ethyl 2-cyano-2-(3,4-dimethoxyphenyl)acetate(3,4-??????)?????????????36848-69-8C13H15NO4
4-(3-chlorophenoxy)butanoic acid4-(3-???-???)-????5057-51-2C10H11ClO3
4-(Trifluoromethyl)-1,4,5,6-tetrahydropyridine-3-carboxamide1,2,3,4-??????-4-(????????)???-5-???????175204-83-8C7H9F3N2O
5-Acetyl-6-methyl-4-phenyl-3,4-dihydropyrimidin-2(1H)-one25652-50-0C13H14N2O2
21-Acetoxypregnenolone21-??????????566-78-9C23H34O4
Tert-butyl 1-cyano-3-cyclobutyl-1-hydroxypropan-2-ylcarbamateTERT-??1-???-3-?????-1-???????-2-???????394735-20-7C13H22N2O3
2-Methyl-5-(6-phenylpyridazin-3-yl)octahydropyrrolo[3,4-c]pyrrole848591-89-9C17H20N4
5-(Methoxycarbonyl)piperidine-3-carboxylic acid5-(???????)????-3-?????748113-39-5C8H13NO4
3,5-Dibromo-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-D-tyrosine204693-22-1C24H19Br2NO5
Ethyl 4-ethyl-3,5-dimethyl-1H-pyrrole-2-carboxylate??4-??-3,5-???-1H-??-2-???????2199-47-5C11H17NO2
5-(4-Cyanophenyl)furan-2-carboxylic acid methyl ester834884-75-2C13H9NO3
Ethyl 5,7-dichloro-4-hydroxyquinoline-2-carboxylate5,7-????-4-????-???-2-???????????157848-08-3C12H9Cl2NO3
3-(Toluene-4-sulfonylamino)-propionic acid3-(???-4-??????)-?????42908-33-8C10H13NO4S
2,3,4,5-tetrahydro-1H-benzo[b]azepin-5-amine885275-16-1C10H14N2
4-(Chloromethyl)-5-methyl-1-trityl-1H-imidazole4-(?????)-5-??-1-(??????)-1H-????106147-85-7C24H21ClN2
4-sulfanylideneimidazolidin-2-one4-???-2-???????16310-60-4C3H4N2OS
N,N'-(Ethane-1,2-diyl)diformamide4938-92-5C4H8N2O2
(3-Phenylnaphthalen-1-yl)boronic acid1922905-62-1C16H13BO2
Methyldioctyl-lambda3-silane51502-63-7C17H38Si
6-Fluoro-2-methylbenzoxazole6-????-2-??????97312600-96-7C8H6FNO
N-methylpentan-3-amine hydrochloride130985-81-8C6H16ClN
3-Chloro-4,5-difluoropyridine3-???-4,5-????????851178-98-8C5H2ClF2N
1-(4-(Pyridin-3-yl)phenyl)ethanone4-(???-3-?)??????90395-45-2C13H11NO
3-[(3-Bromobenzyl)oxy]benzaldehyde3-[(3-?????)??]??????137489-76-0C14H11BrO2
1-(Piperidin-2-yl)ethan-1-one hydrochloride1-????-2-YL-??????106318-66-5C7H14ClNO
4-Hydroxy-3-cinnolinecarboxylic acid4-OXO-1H-CINNOLINE-3-?????53512-17-7C9H6N2O3
4-Biphenyl-4-yl-piperidine143867-44-1C17H19N
Potassium 5-(methoxycarbonyl)nicotinate??5-(???????)??????27247-34-3C8H6KNO4
4-Bromo-1,2,6,7-tetrahydro-8H-indeno[5,4-b]furan-8-one196597-69-0C11H9BrO2
Estriol derivative 1246021-20-5C18H22O3
2-Ethoxy-4-nitroaniline4-???-o-????16383-89-4C8H10N2O3
ethyl (R)-5-((1R,3aS,7aR,E)-4-((E)-2-((S)-5-((tert-butyldimethylsilyl)oxy)-2-methylenecyclohexylidene)ethylidene)-7a-methyloctahydro-1H-inden-1-yl)hexanoate147125-14-2C33H56O3Si
1-tert-Butyl 3-methyl 3-benzyl-4-oxopiperidine-1,3-dicarboxylate193274-00-9C19H25NO5
tert-butyl (3-hydroxy-1-(4-methoxyphenyl)propyl)carbamate3-(Boc-???)-3-(4-?????)-1-????96363-26-7C15H23NO4
2-Amino-3-Methylimidazo[4,5-f]quinoxaline2-???-3-??-3H-????[4,5-F]????108354-47-8C10H9N5
(S)-3-Aminohex-5-enoic acid hydrochloride(S)-3-???-5-????-HCl332064-77-4C6H12ClNO2
Methyl 4-hydroxyadamantan-1-carboxylate??4-????????-1-???????81968-76-5C12H18O3
(8R,9S,10R,13S,14S,17R)-17-Acetyl-10,13-dimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl acetate (Cyproterone Acetate Impurity)17-?????-????-1,4-??-3,20-??2668-74-8C23H30O4
2-(tert-Butylthio)ethanamine2-(tert-????)????22572-38-9C6H15NS
2,6-Dichloro-3-(trifluoromethyl)aniline2,6-????-3-???????????6656-72-0C7H4Cl2F3N
1-(1-Methylcyclopropyl)ethanamine hydrochloride1-(1-????????)???????54343-93-0C6H14ClN
7-Phenylhomopiperazin-5-one7-??-[1,4]????-5-?89044-79-1C11H14N2O
(S)-2,2,2-trifluoro-1-(3-fluorophenyl)ethanamine(S)-2,2,2-??????-1-(3-??????)???1187931-53-8C8H7F4N
tert-Butyl 4-fluoro-3-(hydroxymethyl)piperidine-1-carboxylatetert-??4-????-3-(??????)????-1-???????1303972-97-5C11H20FNO3
N-(2-(1-(3-ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl)-1,3-dioxoisoindolin-5-yl)acetamide253168-87-5C22H24N2O7S
7,8-Dimethoxy-3-(3-(methylamino)propyl)-1,3,4,5-tetrahydro-2H-benzo[d]azepin-2-one (Ivabradine Impurity)85175-77-5C16H24N2O3
4-(Methylamino)benzenesulfonic acid24447-99-2C7H9NO3S
2-Bromo-N-propylbenzenesulfonamideN-???2-??????????951883-92-4C9H12BrNO2S
4,7-Diaza-spiro[2.5]octane-7-carboxylic acid benzyl ester4,7-DIAZA-SPIRO[2.5]??-7-???????????954240-30-3C14H18N2O2
2H,3H-1λ6-[1,2]thiazolo[5,4-c]pyridine-1,1,3-trione??????[5,4-c]???-3(2H)-?,1,1-?????142141-07-9C6H4N2O3S
4-(4-Hydroxyphenyl)-4-oxobutanoic acid56872-39-0C10H10O4
Pregabalin Impurity 301094517-91-5C13H26N2O2
3-(3-Fluoro-4-methylphenyl)propanoic acid3-(3-????-4-????)?????881189-62-4C10H11FO2
4-chloro-5-methyl-1-(triisopropylsilyl)-1H-pyrrolo[2,3-b]pyridine942920-17-4C17H27ClN2Si
4-Nitro-N-propan-2-ylbenzenesulfonamideN-?????-4-???-???????23530-48-5C9H12N2O4S
3-(Aminomethyl)-N,N-dimethylbenzamide3-?????-N,N-???-????863548-47-4C10H14N2O
3-(3-isopropyl-5-methyl-4H-1,2,4-triazol-4-yl)-8-aza-bicyclo[3.2.1]octane 4-methylbenzenesulfonate423165-08-6C20H30N4O3S
1-(Pyridin-4-yl)propan-2-amine(1-??-2-???-4-???)??(?????:??)801173-51-3C8H12N2
1-(2-Fluorophenyl)-1H-pyrazole1-(2-??????)-1H-???35715-66-3C9H7FN2
Methyl 5-(tert-butoxycarbonylamino)nicotinate??5-((tert-???????)aMino)??????168618-38-0C12H16N2O4
tert-Butyl 4-(5-chloro-1H-indazol-3-yl)piperidine-1-carboxylate1198284-74-0C17H22ClN3O2
1-Ethyl-2,4-dioxopiperidine1-??????-2,4-??99539-36-3C7H11NO2
(R)-3-Amino-4-(furan-2-yl)butanoic acid270596-32-2C8H11NO3
Methyl (E)-3-(2-amino-3-fluorophenyl)acrylate2-????,3-(2-???-3-??????)-,??????,(2E)-690664-20-1C10H10FNO2
(R)-2-Amino-3-mercapto-3-methylbutanoic acid hydrochloride hydrate50967-93-6C5H14ClNO3S
(2-(((tert-Butoxycarbonyl)amino)methyl)-5-fluorophenyl)boronic acid(2-BOC-?????-5-??????)??850568-43-3C12H17BFNO4
2,6-Dioxo-3,6-dihydro-2H-pyran-4-yl acetate????2,6-DIOXO-3,6-DIHYDRO-2H-PYRAN-4-YL????15997-62-3C7H6O5
2-(1-Benzylpiperidin-4-yl)acetonitrile1-??????-4-??????78056-67-4C14H18N2
2-Methyl-6-nitro-2H-1,4-benzoxazin-3(4H)-one57463-01-1C9H8N2O4
N-Methyl-3-pyrrolidin-1-ylpropan-1-amineN-??-3-(1-?????)-1-?????99114-68-8C8H18N2
N-[4-Chloro-2-(1-hydroxy-1-phenylethyl)phenyl]-N'-ethylthiourea21740-97-6C17H19ClN2OS
methyl 2-(3-(tert-butoxycarbonylamino)phenyl)acetate??N-Boc-3-aMinophenylacetate1256633-22-3C14H19NO4
1-(Naphthalen-2-yl)ethanamine hydrochloride39110-76-4C12H14ClN
Sodium 2-chloroethanesulfonatehydrate1089719-72-1C2H8ClNaO4S
α-BroMo-4-fluorophenylacetic acid29270-33-5C8H6BrFO2
L-Glutamic acid, N-acetyl-, compd. with (7S)-3,4-dimethoxybicyclo[4.2.0]octa-1,3,5-triene-7-methanamine (1:1)869856-08-6C18H26N2O7
4-Hydroxy-4-(6-methoxypyridin-3-yl)cyclohexanone708273-57-8C12H15NO3
N-Benzyl 3-bromo-5-trifluoromethylbenzenesulfonamideN-??-3-???-5-(????????)???????951885-22-6C14H11BrF3NO2S
1-(Benzyloxycarbonyl)piperazine-2-carboxylic acid1-CBZ-????-2-?????129365-24-8C13H16N2O4
1-Acetyl-2-pyrrolidinecarboxamide2-??????????,1-???-(6CI,9CI)30130-35-9C7H12N2O2
Rasagiline Impurity 2200628-33-7C16H18ClN
1-(2-Furoyl)piperidin-4-amine(4-AMINO-PIPERIDIN-1-YL)-FURAN-2-YL-???886497-79-6C10H14N2O2
Ibotenic acid (monohydrate)60573-88-8C5H8N2O5
(E)-2-(2-Fluorostyryl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane633327-38-5C14H18BFO2
4-Bromo-1-(2-chlorophenyl)-1H-pyrazole957063-04-6C9H6BrClN2
(R)-1,1-Diphenyl-2-aminopropane(R)-1,1-???-2-??????67659-36-3C15H17N
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