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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/
? ?? ?:39988
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2,3-Dimethylcyclohexa-2,5-diene-1,4-dione2,3-???-2,5-???????-1,4??526-86-3C8H8O2
2,4-Dichloro-3-hydroxybenzaldehyde2,4-????-3-??????????56962-13-1C7H4Cl2O2
Lemborexant Impurity 2528587-70-4C11H9FO2
1-(Thiophen-2-yl)butan-1-one2-N-??????5333-83-5C8H10OS
Sodium (E)-3-carboxyacrylate?????????5873-57-4C4H3NaO4
4-Phenylpicolinic acid52565-56-7C12H9NO2
Acetylcholine2-?????????????????????51-84-3C7H16NO2+
[4,4'-bipyridin]-2-amine2-???-4,4-????52311-42-9C10H9N3
N-Methyl-3-pentanamine(1-?????)????(?????:HCl)52317-98-3C6H15N
2-Amino-5-bromonicotinamide2-???-5-?????????58483-98-0C6H6BrN3O
1-Bromo-2,3,4,5-tetrafluoro-6-nitrobenzene2-BroMo-3,4,5,6-????????????5580-83-6C6BrF4NO2
1-Octylpiperazine54256-45-0C12H26N2
2,3-Difluoro-4-iodobenzoic acid4-????-2,3-????????501433-05-2C7H3F2IO2
4,5-Ethylenedithio-1,3-dithiol-2-thione59089-89-3C5H4S5
2,2-Diphenylpropanenitrile5558-67-8C15H13N
3-Amino-6-methylpyridine-2-carboxylic acid3-???-6-??????53636-71-8C7H8N2O2
4-Nitro-2-phenoxyaniline (Nimesulide Impurity)5422-92-4C12H10N2O3
(6R,7R)-7-((R)-2-Amino-2-phenylacetamido)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid 5-oxide (Cefalexin Impurity)56193-21-6C16H17N3O5S
Ribavirin Impurity E???????E58151-90-9C15H16N4O6
3-(Hydroxymethyl)benzaldehyde3-(???????)??????52010-98-7C8H8O2
2-Methyl-9,10-bis(phenylethynyl)anthracene9,10-??(?????)-2-??????51580-23-5C31H20
5,6-Dimethoxybenzo[d]thiazole?????,5,6-????-(9CI)58249-69-7C9H9NO2S
3-Hydroxy-4,5-bis(hydroxymethyl)-2-(3-methylbut-2-en-1-yl)phenyl 2,4-dihydroxy-6-methylbenzoate58265-74-0C21H24O7
4-Azaspiro[2.5]octan-5-one4-?????[2.5]??-5-?(9CI)546114-04-9C7H11NO
Sodium trihydroxy(phenyl)borate???(???????)??????52542-80-0C6H5BNaO3
Tris dodecyl sulfate??????????50996-85-5C16H37NO7S
4-Methoxybenzenesulfonic acidp-????????5857-42-1C7H8O4S
6-Bromoquinoline hydrochloride6-??????,HCl55377-26-9C9H7BrClN
3,4'-Dihydroxypropiophenone3-?????-1-(4-???????)???-1-?53170-93-7C9H10O3
2-(2-Chloroethyl)-1-methylpiperidine hydrochloride2-(2-?????)-1-?????????58878-37-8C8H17Cl2N
4-tert-Butoxybenzyl Alcohol(4-TERT-???-??)-???51503-08-3C11H16O2
Ethyl 2-(dimethylamino)benzoate??2-???????????55426-74-9C11H15NO2
Fmoc-(R)-3-Amino-3-(2-bromophenyl)-propionic acid517905-84-9C24H20BrNO4
N,N-Dimethyl 4-bromo-3-methylaniline4-???-N,N-???-M-????50638-50-1C9H12BrN
(tert-Butoxycarbonyl)-L-prolylglycine51785-82-1C12H20N2O5
Ethyl 2-(quinolin-6-yl)acetate5622-38-8C13H13NO2
2-(4-Bromo-2,6-difluorophenyl)acetonitrile2-(4-???-2,6-???????)??????537033-52-6C8H4BrF2N
3-(Benzyloxy)-4-methoxybenzonitrile3-(????)-4-????????52805-37-5C15H13NO2
4,4',5,5'-Tetrakis(methylthio)-2,2'-bi(1,3-dithiolylidene)?????(????)????????51501-77-0C10H12S8
1-Bromo-2-(2-ethoxyethoxy)ethane2-(2-??????)???????54550-36-6C6H13BrO2
Fmoc-(R)-3-Amino-3-(3-pyridyl)-propionic acidFMOC-(R)-3-???-3-(3-???)-?????511272-43-8C23H20N2O4
2-(Phenylethynyl)benzaldehyde2-?????-??????59046-72-9C15H10O
3-Chloro-2-methyl-6-nitroaniline2-???-6-???-3-??????51123-59-2C7H7ClN2O2
Sodium 2-hydroxypropane-2-sulfonate540-92-1C3H7NaO4S
Hexacyclen (hexahydrochloride)58105-91-2C12H30N6.6HCl
Benzenesulfonic acid, 4-[3-(4-sulfophenyl)-1-triazen-1-yl]-, sodium salt (1:2)4,4"-(??????)???????????56120-28-6C12H12N3NaO6S2
Tert-butylglycine58482-93-2C6H13NO2
Tert-butyl 4-(2-bromophenyl)piperazine-1-carboxylate4-(2-???-??)-????-1-?????tert-??????494773-35-2C15H21BrN2O2
2-Oxo-1,2-dihydro-1,8-naphthyridine-3-carboxylic acid2-OXO-1,2-DIHYDRO-[1,8]?????-3-?????5175-14-4C9H6N2O3
4-Chloro-2-(methylthio)-5,6,7,8-tetrahydroquinazoline4-???-2-(????)-5,6,7,8-??????????51660-11-8C9H11ClN2S
1,1-Dimethylethyl N-methyl-N-(2-oxopropyl)carbamateN-Boc,N-????????532410-39-2C9H17NO3
Sodium 2,3-dihydroxypropyl phosphate hydrate55073-41-1C3H9Na2O7P
2-(3-Chlorophenyl)piperazine2-(3-?????)????52385-79-2C10H13ClN2
Dimethyl bicyclo[2.2.1]hept-5-ene-2,3-dicarboxylate???5-?????-2,3-???????5826-73-3C11H14O4
5-Bromopyrimidine-4,6(1H,5H)-dione52176-13-3C4H3BrN2O2
Hexadecamethylcyclooctasiloxane??????????????556-68-3C16H48O8Si8
Dimethyl [1,1'-biphenyl]-2,4'-dicarboxylate???[1,1'-???]-2,4'-????????55676-77-2C16H14O4
2-Aminobutanamide2-????????53726-14-0C4H10N2O
(R)-2-Acetamido-6-aminohexanoic acid58840-79-2C8H16N2O3
Methyl 3-(4-hydroxy-3-methoxyphenyl)propanoate??3-(4-????-3-?????)???????56024-44-3C11H14O4
Methyl 2-((4-Hydroxyphenyl)amino)acetate56405-21-1C9H11NO3
2-Formyl-1H-pyrrole-3-carbonitrile2-forMyl-1H-??-3-??????56164-43-3C6H4N2O
3,3',4,4'-Tetramethyl-1,1'-biphenyl3,3',4,4'-????????4920-95-0C16H18
N,N-Dihexadecyl-N-methylhexadecan-1-aminium chloride52467-63-7C49H102ClN
(1R)-(-)-Thiocamphor(1R)-(-)-????53402-10-1C10H16S
4,7-Dichloro-6-methoxyquinazoline4,7-????-6-???????55496-51-0C9H6Cl2N2O
3-(Methoxymethyl)pyridine3-(?????)???58418-62-5C7H9NO
4,7-Bis(5-bromothiophen-2-yl)benzo[c][1,2,5]selenadiazole4,7-??(5-???-2-???)-2,1,3-????????534591-72-5C14H6Br2N2S2Se
(5-Ethyl-1,3-dioxan-5-yl)methanol5-??-1,3-???-5-???5187-23-5C7H14O3
1-Benzyl-3,7-dimethyl-1H-purine-2,6(3H,7H)-dione (Pentoxifylline Impurity)55247-90-0C14H14N4O2
Methyl octacosanoate55682-92-3C29H58O2
Isoquinolin-4-ylmethanamineC-?????-4-YL-????58123-56-1C10H10N2
4-[(4-Fluorobenzyl)oxy]benzaldehyde4-(4-????????)??????56442-17-2C14H11FO2
2-Acetamido-5-fluorobenzoic acid49579-56-8C9H8FNO3
1-(2-methoxyphenyl)cyclopropan-1-amine1-(2-?????)?????????503417-32-1C10H13NO
3,9-Dibromoperylene3,9-???????56752-35-3C20H10Br2
3-Chloro Glyburide (Glibenclamide EP Impurity E)3-?????????(?????????)57334-89-1C23H27Cl2N3O5S
Chlorohydridotris(triphenylphosphine)ruthenium(II) toluene adduct??????????(???????)???(II)55102-19-7C54H45ClP3Ru
1-Benzyl-3-phenylpiperazine(R)-N-4-??-2-??????5368-32-1C17H20N2
Vortioxetine Impurity D508233-75-8C18H22N2S
Ethyl 1-(3-chloro-5-((4-(4-chlorothiophen-2-yl)-5-(4-cyclohexylpiperazin-1-yl)thiazol-2-yl)carbamoyl)pyridin-2-yl)piperidine-4-carboxylate (Avatrombopag Impurity)570403-14-4C31H38Cl2N6O3S2
1,4-Anhydro-D-xylitol?????????53448-53-6C5H10O4
2-Bromo-1,5-naphthyridine2-???-1,5-?????51532-07-1C8H5BrN2
5-Bromo-1H-imidazole-4-carbaldehyde5-???-1H-????-4-??????50743-01-6C4H3BrN2O
2-Acetoxybenzonitrile2-?????????5715-02-6C9H7NO2
2-(Fluoromethyl)oxirane503-09-3C3H5FO
1-Aminohomopiperidine1-?????????5906-35-4C6H14N2
2'-Methoxy-[1,1'-biphenyl]-4-carboxylicacid2'-???-???-4-?????5728-32-5C14H12O3
2,3,4,6-Tetra-O-acetyl-α-D-mannopyranosyl azide2,3,4,6-???-O-???-??-D-?????????53784-29-5C14H19N3O9
1-(4-Propoxyphenyl)ethan-1-one1-(4-????-??)-???5736-86-7C11H14O2
4''-Propyl-[1,1':4',1''-terphenyl]-4-carbonitrile4-???-4'-N-???-P-???54296-25-2C22H19N
2-Isopropyl-4,5-dimethylthiazole53498-30-9C8H13NS
1-(4-Hydroxy-3,5-dimethylphenyl)ethan-1-one4'-????-3',5'-????????5325-04-2C10H12O2
((Carboxymethyl)sulfinyl)-D-alanine???????????5439-87-2C5H9NO5S
4-Benzyl-2-phenyloxazol-5(4H)-one4-??-2-??-2-????-5-?5874-61-3C16H13NO2
2-Chloro-4,4'-bipyridine2-???-4-(???-4-?)???53344-73-3C10H7ClN2
3,5-Dinitro-L-tyrosine (sodium)502481-30-3C9H8N3NaO7
3-Amino-4,5-dichlorobenzoic acid50917-30-1C7H5Cl2NO2
2,5-Dioxopyrrolidin-1-yl N-((benzyloxy)carbonyl)-N-methylglycinate53733-96-3C15H16N2O6
tert-Butyl (3R,4R)-3,4-diaminopyrrolidine-1-carboxylate503552-68-9C9H19N3O2
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