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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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(R)-3-((Tert-Butyldimethylsilyl)oxy)-5-methoxy-5-oxopentanoic acid(3R)-3-(tert-???????)?????????-1-????????109744-49-2C12H24O5Si
4-((2-amino-2-oxoethyl)amino)butanoic acid hydrochloride1096803-44-9C6H12N2O3
4-[1-Hydroxy-2-[methyl(phenylmethyl)amino]ethyl]-1,2-benzenediolrac????????D1095714-91-2C16H19NO3
5-Hydroxy-1-[(2-methylpropan-2-yl)oxycarbonyl]piperidine-3-carboxylic acid1-Boc-5-????????-3-?????1095010-48-2C11H19NO5
9-Epiartemisinin9-??-??????113472-97-2C15H22O5
3A-Amino-3A-deoxy-(2AS,3AS)-β-cyclodextrin117194-77-1C42H71NO34
4-Bromo-1H-indol-7-ol4-???-1H-??-7-?1167056-91-8C8H6BrNO
Ketorolac Impurity 23113502-54-8C14H13NO3
(6-Propoxypyridin-3-yl)boronic acid2-???????-5-???1150114-50-3C8H12BNO3
(5-((Tetrahydro-2h-pyran-4-yl)oxy)pyridin-3-yl)boronic acid5-(???????-2H-??-4-???)???-3-????1103862-08-3C10H14BNO4
tert-Butyl 4-oxo-6-azaspiro[2.5]octane-6-carboxylatetert-??4-??-6-?????[2.5]??-6-???????1101840-74-7C12H19NO3
2,2,2-Trifluoro-1-(pyridin-3-yl)ethanamine hydrochloride2,2,2-TRIFLUORO-1-PYRIDIN-3-YL-ETHYL-???,???1138011-22-9C7H8ClF3N2
1-Benzyl-5-bromo-1,2,3,6-tetrahydropyridine1-??-3-???-1,2,5,6-??????????1159982-62-3C12H14BrN
Rhodamine 101 (inner salt)???101????,??116450-56-7C32H30N2O3
(6R,7R)-7-Amino-3-(((5-(carboxymethyl)-4-methylthiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefodizime Impurity)111298-82-9C14H15N3O5S3
tert-Butyl 2-(5-bromopyrimidin-2-yl)acetate1114830-16-8C10H13BrN2O2
6-Bromo-2,4-dichloro-3H-pyrrolo[2,3-d]pyrimidine6-???-2,4-????-7H-???[2,3-D]????1131992-30-7C6H2BrCl2N3
Marbofloxacin Ep Impurity A115551-40-1C11H8F2N2O4
tert-Butyl 3-(1-amino-2-methoxy-2-oxoethyl)pyrrolidine-1-carboxylate1135916-70-9C12H22N2O4
Ethyl 6-phenylpiperidine-2-carboxylate??6-??????-2-???????1137664-24-4C14H19NO2
1,5-Dimethoxypentane1,5-??????111-89-7C7H16O2
(3aS,4R,5S,6aR)-5-(Benzyloxy)-4-((benzyloxy)methyl)hexahydro-2H-cyclopenta[b]furan-2-one114826-79-8C22H24O4
Ethyl 6-bromo-5-hydroxy-1-methyl-4-((methylamino)methyl)-2-((phenylthio)methyl)-1H-indole-3-carboxylate (Arbidol Impurity)1130901-04-0C21H23BrN2O3S
2-(But-2-yn-1-yl)isoindoline-1,3-dione1-?????-2-??113439-83-1C12H9NO2
4-(4-Hydroxybenzoyl)phenyl pivalate4-HYDROXY-4'-(????????)????114031-67-3C18H18O4
2-Methylnaphthalen-1-amine hydrochloride1-???-2-?????????111180-78-0C11H12ClN
Cabozantinib Impurity 76113136-79-1C11H10ClNO3
2,3-Dichloro-1-methyl-4-(trifluoromethyl)benzene2,3-????-4-(????????)???115571-58-9C8H5Cl2F3
Etomidate Impurity 18112421-33-7C14H16N2O2S
(3,3-Difluorocyclobutyl)methanamine3,3-???????????????1159882-59-3C5H9F2N
5,10,15,20-Tetrakis[4-(1,1-dimethylethyl)phenyl]-21H,23H-porphine110452-48-7C60H62N4
2',5'-Dimethyl-[1,1':4',1''-terphenyl]-3,3'',5,5''-tetracarboxylicacid1119195-98-0C24H18O8
tert-Butyl 4-cyano-4-(2-fluoro-4-methylphenyl)piperidine-1-carboxylate1150315-87-9C18H23FN2O2
Methyl 3-bromo-4-methyl-5-nitropicolinate1150618-07-7C8H7BrN2O4
Methyl 8-oxo-5,6,7,8-tetrahydronaphthalene-2-carboxylate??8-??-5,6,7,8-??????????-2-???????116047-26-8C12H12O3
tert-Butyl (3S,4S)-4-amino-3-hydroxypiperidine-1-carboxylate(3S,4S)-4-a??-3-????-????-1-?????tert-??????1161932-04-2C10H20N2O3
Hexahydro-1H-pyrido[1,2-a]pyrazin-4(6H)-one??????-4H-???[1,2-a]???-4-?109814-50-8C8H14N2O
3,3-Dibromo-1,3-dihydro-2H-pyrrolo[2,3-b]pyridin-2-one113423-51-1C7H4Br2N2O
4-(Benzyloxy)-2-fluorobenzoic acid114045-96-4C14H11FO3
5-Fluoro-1-methoxy-2-methyl-3-nitrobenzene4-????-2-???-6-??????1167055-65-3C8H8FNO3
DIchloro[2-(4,5-dihydro-2-oxazolyl)quinoline]palladium(II)????[2-(4,5-????-2-????)???]???(II)1150097-98-5C12H10Cl2N2OPd
N-(1-isopropoxyethyl)acetamideN-(1-????????)??????115910-75-3C7H15NO2
4-Chloro-2-fluoro-3-methoxybenzoic acid4-???-2-????-3-??????1169870-80-7C8H6ClFO3
(2-Oxo-2,3-dihydro-1H-pyrrolo[2,3-b]pyridin-5-yl)boronic acid1111637-70-7C7H7BN2O3
7-TFA-ap-7-Deaza-ddA114748-71-9C16H16F3N5O3
Benzyl 3-aminopyrrolidine-1-carboxylate hydrochloride1-Cbz-3-??????????1159822-27-1C12H17ClN2O2
Butane-1,3-diyl diacetate1,3-??????????1117-31-3C8H14O4
N-[6-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)naphthalen-2-yl]methanesulfonamide1132940-88-5C17H22BNO4S
4-Hydroxy-7-quinolinecarboxylic acid4-???????-7-?????1150618-22-6C10H7NO3
Bicyclo[2.2.1]heptan-2-ylchlorodimethylsilane117046-42-1C9H17ClSi
(S)-(-)-1-Ethyl-2-pyrrolidinecarboxamide(S)-(-)-1-??-2-??????????114812-34-9C7H14N2O
3-(3-Chlorophenoxy)propan-1-amine3-(3-??????)???-1-??116753-50-5C9H12ClNO
2-Methyl-5-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1h-pyrrolo[2,3-b]pyridine2-??-7-????-5-??????????1111638-03-9C14H19BN2O2
Methyl-d-alanine hydrochloride1155878-14-0C4H10ClNO2
(R)-1-(2-Chloro-6-fluorophenyl)ethanamine1100575-44-7C8H9ClFN
Methyl (R)-2-acetamido-3-(5-chloro-1H-indol-3-yl)propanoate114872-81-0C14H15ClN2O3
5-(2-(tert-Butylamino)acetyl)-1,3-phenylene bis(dimethylcarbamate) (Bambuterol Impurity)1-??????112935-94-1C18H27N3O5
11-(Triethoxysilyl)undecan-1-amine116821-45-5C17H39NO3Si
(3-Methoxy-5-nitrophenyl)methanamine(3-???-5-?????)????1108723-88-1C8H10N2O3
4-(4-Nitrophenyl)-1H-pyrazole114474-26-9C9H7N3O2
Sofosbuvir Impurity 321157884-58-6C20H17FO6
3-Amino-6-chloropyridine-2-carboxylic acid hydrochloride3-???-6-??????-2-????????1112213-20-3C6H6Cl2N2O2
N-(6-Bromonaphthalen-2-yl)methanesulfonamideN-(6-???-????-2-?)???????1132940-86-3C11H10BrNO2S
(9H-fluoren-9-yl)methyl 3-oxopiperazine-1-carboxylate1-FMoc-3-?????1119449-40-9C19H18N2O3
1-Acetylcyclohexanol1-??????????1123-27-9C8H14O2
4-Iodo-2,5-dimethylphenol2,5-???-4-?????114971-53-8C8H9IO
(S)-2-(N-Methoxy-N-methylcarbamoyl)pyrrolidine-1-carboxylic acid tert-butyl ester115186-37-3C12H22N2O4
(S)-2-((5-nitropyridin-2-yl)amino)-3-phenylpropan-1-ol(S)-N-(5-???-2-???)??????115416-53-0C14H15N3O3
6-Amino-2,3-dichlorophenol6-AMino-2,3-??????116278-69-4C6H5Cl2NO
Methyl (Z)-2-(3-oxo-2-(pent-2-en-1-yl)cyclopentyl)acetateMethylJasMonate(isoMers????)1101843-02-0C13H20O3
Ethyl 2-amino-4,5-dichlorobenzoate??2-???-4,5-?????????1108668-25-2C9H9Cl2NO2
9-Chloro-11-hydroxy-10,13,16-trimethyl-3-oxo-17-(2-(propionyloxy)acetyl)-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl propionate (Beclomethasone Dipropionate Beclomethasone Dipropionate)1,2-???????????????????114371-33-4C28H39ClO7
4-Cyanophenyl 4-(but-3-en-1-yloxy)benzoate4-(3-BUTENYLOXY)BENZOICACID4′-?????????114482-57-4C18H15NO3
6-(N-Trifluoroacetyl)aminocaproic acid n-succinimidyl ester6-(N-?????????)???????N-?????????117032-51-6C12H15F3N2O5
RP 48497 Impurity 23-(?????)-N-(5-???-2-????)-2-?????????1122549-47-6C11H8Cl2N4O
N,N'-Bis(4-chlorophenyl)-N,N'-diphenyl-1,4-phenylenediamineN,N'-BIS(4-?????)-N,N'-DIPHENYL-1,4-PHENYLENEDIAMINE113703-66-5C30H22Cl2N2
(1S)-5-Fluoro-2,3-dihydro-1H-inden-1-amine1114333-11-7C9H10FN
Methyl 2-(bromomethyl)-α-(methoxyimino)benzeneacetate115199-26-3C11H12BrNO3
Picosulfate Impurity 9109810-81-3C18H15NO2
Salbutamol Impurity 12115787-52-5C13H17NO3
(R)-1-(2,6-dichlorophenyl)ethan-1-amine(R)-1-(2,6-??????)???????1131737-05-7C8H9Cl2N
7-TFA-ap-7-Deaza-ddG114748-68-4C16H16F3N5O4
5-(Methylthio)pyridine-3-boronic acid pinacol ester5-(????)???-3-??????????1171891-40-9C12H18BNO2S
Ethyl 5-ethyl-1H-imidazole-2-carboxylate??5-??-1H-????-2-???????1171124-65-4C8H12N2O2
tert-Butyl 7,9-dioxo-2,6-diazaspiro[3.5]nonane-2-carboxylate6-Boc-1-??-2,6-??????[3.5]??1105664-04-7C12H18N2O4
N-Octyldimethyl (Dimethylamino) silane110348-62-4C12H29NSi
Tetraethylphosphonium hexafluorophosphate(V)????????????????????111928-07-5C8H20F6P2
2-(2-Chlorophenyl)-2,2-difluoroacetic acid2-(2-?????)-2,2-?????????1150164-78-5C8H5ClF2O2
(tert-butoxycarbonyl)-DL-isoleucine116194-21-9C11H21NO4
2,5-Dichloroquinazolin-4-amine4-AMino-2,5-????????1107695-06-6C8H5Cl2N3
(3'-Chloro-[1,1'-biphenyl]-3-yl)boronic acid1107603-42-8C12H10BClO2
3-(Methoxycarbonyl)cyclobutanecarboxylic acid3-(???????)??????????116569-00-7C7H10O4
3-Amino-3-(2-bromophenyl)propanoic acid2-???-3-??????????????117391-48-7C9H10BrNO2
tert-Butyl 3-(aminomethyl)azetidine-1-carboxylate hydrochloride1-N-BOC-3-?????????-HCl1173206-71-7C9H19ClN2O2
4-[1-[4-[Bis(4-methylphenyl)amino]phenyl]cyclohexyl]-N-(3-methylphenyl)-N-(4-methylphenyl)benzenamine1,1-BIS(4-BIS(4-????)?????)??????1174006-36-0C46H46N2
(r)-2-(((Benzyloxy)carbonyl)amino)-3-(4-fluorophenyl)propanoic acidCBZ-D-4-?????????117467-73-9C17H16FNO4
Methyl 5-((tert-butoxycarbonyl)(methyl)amino)thiophene-2-carboxylate1174316-17-6C12H17NO4S
3-Amino-3-(4-ethylphenyl)propanoic acid3-???-3-(4-????)????117391-52-3C11H15NO2
3-Amino-3-(2,3-dichlorophenyl)propanoic acid3-(2,3-??????)-??-???117391-56-7C9H9Cl2NO2
Metoserpate1178-28-5C24H32N2O5
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