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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:39996
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O-(3,5-Dichlorophenyl)hydroxylamineO-(3,5-??????)??????99907-90-1C6H5Cl2NO
1,3-Dichloro-2-(trifluoromethoxy)benzene2,6-???????????????97608-49-6C7H3Cl2F3O
2,3-Dihydroimidazo[1,2-a]pyridin-5(1H)-one2,3-?????????[1,2-a]???-5(1H)-?1000981-77-0C7H8N2O
Triphenylene-2,3,6,7,10,11-hexathiol100077-38-1C18H12S6
N-Acetyl-α-D-glucosamine10036-64-3C8H15NO6
tert-Butyl (1R,2R,4S)-rel-2-amino-7-azabicyclo[2.2.1]heptane-7-carboxylate1000870-15-4C11H20N2O2
2,2'-(Methylimino)bis(N,N-di-n-octylacetamide)2,2'-(?????)??(N,N-?-n-????????)1000668-90-5C37H75N3O2
4,7-Diaza-spiro[2.5]octane4,7-???-???[2.5]??99214-52-5C6H12N2
1-Methyl-6-oxo-1,6-dihydropyridazine-3-carboxylic acid100047-66-3C6H6N2O3
(2S,4R)-1-(tert-Butoxycarbonyl)-4-(3-chlorobenzyl)pyrrolidine-2-carboxylic acid959576-36-4C17H22ClNO4
N-(3-Acetyl-4-(2,3-dihydroxypropoxy)phenyl)butyramide (Acebutolol Impurity)96480-91-0C15H21NO5
(Hydroxymethyl)urea????? ???1000-82-4C2H6N2O2
(2S,4R)-4-(4-Bromobenzyl)-1-(tert-butoxycarbonyl)pyrrolidine-2-carboxylic acid959576-28-4C17H22BrNO4
2-tert-Butylimino-2-diethylamino-1,3-dimethylperhydro-1,3,2-diazaphosphorine solution,1M in hexane98015-45-3C13H31N4P
2-Chloro-4-isopropylpyridine959020-16-7C8H10ClN
(6-bromo-2-chloro-3-ethoxyphenyl)boronic acid957121-15-2C8H9BBrClO3
H-Nle-NH2.HCl94787-97-0C6H15ClN2O
5-Bromo-3-(2,2,2-trifluoroethoxy)-2-pyrazinamine5-BroMo-3-(2,2,2-?????????)???-2-??947249-22-1C6H5BrF3N3O
Ethyl2-cyano-2-ethyl-3-methylhexanoate??1-????????????100453-11-0C12H21NO2
6-Iodoimidazo[1,2-a]pyridin-2-amine6-???-????[1,2-a]???-2-??947248-49-9C7H6IN3
(2s,3s)-2-Amino-3-methyl-n-(4-methyl-2-oxo-2h-chromen-7-yl)pentanamide98516-74-6C16H20N2O3
(2s,4r)-1-(Tert-butoxycarbonyl)-4-(2-fluorobenzyl)pyrrolidine-2-carboxylic acid959579-52-3C17H22FNO4
Boc-3-(Fmoc-aminomethyl)-L-phenylalanine959573-13-8C30H32N2O6
(2S)-N-(4-Methyl-2-oxo-2H-1-benzopyran-7-yl)-2-pyrrolidinecarboxamide96643-94-6C15H16N2O3
1-Ethoxy-4-((4-pentylphenyl)ethynyl)benzene1-(4-?????)-2-(4-N-????)-????95480-29-8C21H24O
4-Bromo-3-ethylphenol??,4-???-3-??-99873-30-0C8H9BrO
3,5-Dimethylpyrazine-2-carboxylic acid3,5-??????-2-?????946493-27-2C7H8N2O2
(4-(Cyclopropanecarbonyl)phenyl)boronic acid959861-28-0C10H11BO3
3-((1H-Imidazol-1-yl)methyl)-9-methyl-2,3-dihydro-1H-carbazol-4(9H)-one (Ondansetron Impurity)?????HCl???-G99614-03-6C17H17N3O
(6-(Piperidin-1-yl)pyridin-3-yl)boronic acid6-(1-?????)-3-???????1002129-33-0C10H15BN2O2
methyl 3-guanidino-4-methylbenzoate nitrate1025716-99-7C10H14N4O5
myo-Inositol 1,3,5-orthoformate1,3,5-O-????-??-????98510-20-4C7H10O6
tert-Butyl 3-(2-(tert-butoxy)-2-oxoethyl)-4-oxopiperidine-1-carboxylate3-????????,1-[(1,1-??????)????]-4-??-,1,1-?????????1010814-94-4C16H27NO5
N,N'-DibutylquinacridoneN,N'-????????99762-80-8C28H28N2O2
5(6)-Dehydro-4(5)-dihydro D-(-)-Norgestrel(>90%)5(6)-?????-4(5)-?????D-(-)-??????100021-05-4C21H28O2
Ethyl non-2-ynoate10031-92-2C11H18O2
Chlorpromazine sulfoxide?????????969-99-3C17H19ClN2OS
O-[4-Nitro-2-(trifluoromethyl)phenyl]hydroxylamineO-[4-???-2-(????????)??]??????94832-15-2C7H5F3N2O3
6-(Difluoromethoxy)-3-((3,4-dimethoxypyridin-2-yl)methyl)-2-(((3,4-dimethoxypyridin-2-yl)methyl)thio)-3H-benzo[d]imidazole (Pantoprazole Impurity)957470-58-5C24H24F2N4O5S
N,N-Diethyloctanamide???????????996-97-4C12H25NO
(4-Fluorobenzyl)hydrazine dihydrochloride????,[(4-??????)??]-,???(1:2)1000805-93-5C7H10ClFN2
(S)-1,3'-Bipyrrolidine dihydrochloride(3'S)-(1,3)-????????956605-97-3C8H17ClN2
Sodium butyl sulfate???N-BUTYLSULPHATE1000-67-5C4H11NaO4S
Methyl 3-(4-(aminomethyl)phenyl)propanoate??3-[4-(?????)??]???????100511-78-2C11H15NO2
3-(Hydroxymethyl)cyclopentanol3-(??????)?????1007125-14-5C6H12O2
(2S,4R)-1-(tert-butoxycarbonyl)-4-(2-cyanobenzyl)pyrrolidine-2-carboxylic acid959573-33-2C18H22N2O4
6-Phenylhexyldimethylchlorosilane6-????????????97451-53-1C14H23ClSi
(S)-3-Amino-2-benzylpropanoicacidhydrochloride(S)-3-???-2-??????-HCl1010806-95-7C10H14ClNO2
(E)-Aztreonam(E)-??????99341-02-3C13H17N5O8S2
2-(6-(Trifluoromethyl)pyridin-2-yl)acetic acid(6-????????-???-2-?)-????1000565-32-1C8H6F3NO2
(2,6-Bis((di(piperidin-1-yl)phosphino)amino)phenyl)palladium(II) chloride[2,6-??[(?-1-?????????)???]??]???(II)?????955035-37-7C26H45ClN6P2Pd
(S)-(2S,3S,5S)-5-Amino-1,6-diphenyl-2-(((thiazol-5-ylmethoxy)carbonyl)amino)hexan-3-yl 2-(3-((2-isopropylthiazol-4-yl)methyl)-3-methylureido)-3-methylbutanoate (Ritonavir Impurity)959315-21-0C37H48N6O5S2
(1S,3R,6S)-6-((S,E)-3-Hydroxybut-1-en-1-yl)-6-methoxy-1,5,5-trimethylcyclohexane-1,3-diol956869-95-7C14H26O4
Tert-butyl (R)-3-(dimethylamino)pyrrolidine-1-carboxylate(R)-1-BOC-3-??????????1004538-33-3C11H22N2O2
(αR)-α-(Aminomethyl)benzeneacetic acid(R)-3-???-2-??-?????1008-63-5C9H11NO2
3,3-Dimethyl-5-nitroindolin-2-one3,3-???-5-??????-2-?100511-00-0C10H10N2O3
(2S,4R)-1-(tert-Butoxycarbonyl)-4-(2-methylbenzyl)pyrrolidine-2-carboxylic acid959578-52-0C18H25NO4
Dimethyl pyrazolo[1,5-a]pyridine-3,5-dicarboxylate99446-50-1C11H10N2O4
3-Iodo-4-methoxypyridin-2-amine3-IODO-4-METHOXY-???-2-???956485-64-6C6H7IN2O
(2-(N,N-Diethylsulfamoyl)phenyl)boronic acid957061-16-4C10H16BNO4S
5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde5–????–2–(4–?????)(????)??????1042369-35-6C16H11FO2
Trimethylsilyl 3-(trimethylsilyl)propiolate??????(TRIMETHYLSILYL)???????97927-35-0C9H18O2Si2
(2,3-Dihydrobenzofuran-5-yl)methanol103262-35-7C9H10O2
N-Methyl-2-(pyridin-4-yl)ethan-1-aminedihydrochloride101252-40-8C8H12N2.2ClH
2-(Tert-Butylamino)-1-(2-chlorophenyl)propan-1-one hydrochloride2-(tert-?????)-2'-????????????1049718-57-1C13H19Cl2NO
4-(4-Aminophenoxy)pyridin-2(1H)-one2(1H)-????,4-(4-a?????)-1041861-94-2C11H10N2O2
(R)-Finerenone1050477-30-9C21H22N4O3
1-(4-Phenylpiperidin-4-yl)ethan-1-one hydrochloride4-???-4-?????????10315-03-4C13H18ClNO
2-(Tert-butylamino)-1-(4-chlorophenyl)propan-1-one hydrochloride1049718-72-0C13H19Cl2NO
OP-11181030825-28-5C48H68Cl2O17
2-(Benzylamino)-2-methylpropan-1-ol2-?????-2-??-1-????10250-27-8C11H17NO
4,5-Dichloro-1-H-indazole1H-???,4,5-????-1020243-02-0C7H4Cl2N2
Vinpocetine Impurity 2 (Oxime)102341-40-2C19H23N3O
9-[4-Acetoxy-3-(hydroxymethyl)but-1-yl]-2-aminopurine????????????104227-88-5C12H17N5O3
(2R,4S)-4-Amino-5-(biphenyl-4-yl)-2-methylpentanoic acid hydrochloride1038924-71-8C18H22ClNO2
Sec-butyl (E)-but-2-enoate????SEC-??????10371-45-6C8H14O2
Sodium 4-methylbenzenethiolate4-??????,????10486-08-5C7H7NaS
1-Chloro-3-fluoro-2-(trifluoromethyl)benzene103889-37-8C7H3ClF4
N-(2-amino-4,5,6,7-tetrahydrobenzo[d]thiazol-6-yl)acetamide6-??????-2-???-4,5,6,7-???????????104617-51-8C9H13N3OS
Methyl 6-ethylpicolinate2-????????,6-??-,??????(9CI)103931-19-7C9H11NO2
3-Isobutyl 5-methyl 2,6-dimethyl-4-(2-nitrophenyl)pyridine-3,5-dicarboxylate?????????103026-83-1C20H22N2O6
1-Bromo-3-cyclopropoxybenzene1-???-3-?????????1035690-22-2C9H9BrO
N-isobutylcyclopropanamine hydrochlorideN-???????????????1020353-46-1C7H16ClN
Tert-butyl 4-(2-aminopyridin-3-yl)piperazine-1-carboxylate (Palbociclib Impurity)1-?????????,4-(2-aMino-3-????)-,1,1-?????????1023594-49-1C14H22N4O2
2-Nitrophenyl 2-(acetylamino)-2-deoxy-α-D-glucopyranoside10139-01-2C14H18N2O8
4,4'-Methylenedibenzonitrile4,4'-(1-???)??-?????10466-37-2C15H10N2
2-Methyl-3-phenylquinoxaline2-??-3-??????10130-23-1C15H12N2
Tert-butyl (5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)carbamate2-(TERT-??????????)????-5-???,???????1032758-88-5C15H24BN3O4
2-((4-Nitrophenyl)amino)-2-oxoacetic acid4-?????????103-94-6C8H6N2O5
Propane-2,2-diylbis(4,1-phenylene) diacetate???? A ??????10192-62-8C19H20O4
(2s,4r)-4-(3-Cyanobenzyl)pyrrolidine-2-carboxylic acid hydrochloride1049744-07-1C13H15ClN2O2
2,3,5,6-Tetrachloro-1H-pyridine-4-thione10351-06-1C5HCl4NS
(E)-Tert-Butyl 3-(2-formylphenyl)acrylate(E)-3-(2-?????)-2-????1,1-?????????103890-69-3C14H16O3
2-(4-(Oxiran-2-ylmethoxy)phenyl)ethan-1-ol4-(2-???????)-?????104857-48-9C11H14O3
(3R,4S)-tetrahydrofuran-3,4-diamine dihydrochlorideCIS-????????-3,4-???????1033712-94-5C4H12Cl2N2O
Ethyl pyrazolo[1,5-a]pyrimidine-6-carboxylate??????[1,5-a]????-6-???????1022920-59-7C9H9N3O2
4-IsobutylmorpholineN-????????10315-98-7C8H17NO
7,8-Dihydro-6H-isoquinolin-5-one hydrochloride7,8-?????????-5(6H)-?,???103441-65-2C9H10ClNO
Gatifloxacin Usp Impurity E1029364-65-5C19H22FN3O4
Nickel(II) phosphate????????10381-36-9Ni3O8P2
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