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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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Dimethyl 3-(chlorosulfonyl)thiophene-2,5-dicarboxylate158439-31-7C8H7ClO6S2
[1,4'-bipiperidin]-2-one1,4"-?????-2-ONE159874-26-7C10H18N2O
Quinolin-8-ylmethanamine(???-8-?)????15402-71-8C10H10N2
tert-Butyl N-(1-methyl-3-oxocyclobutyl)carbamate1523617-99-3C10H17NO3
Saxagliptin Impurity 291564266-79-0C11H18N2O3
Aluminum hexafluoro-2,4-pentanedionat15306-18-0C15H3AlF18O6
5,6,7,8-Tetrahydro-α-methyl-1-naphthalenemethanamine154377-56-7C12H17N
2-Bromo-9-Methyl-9-phenyl-9H-fluorene1548450-68-5C20H15Br
4-Methoxy-N-(4-methoxyphenyl)-N-(4-vinylphenyl)aniline152759-09-6C22H21NO2
2-Hydroxyphenylthiourea1520-26-9C7H8N2OS
1-(Hexyloxy)-4-nitrobenzene4-N-?????????15440-98-9C12H17NO3
2-(Piperidin-2-yl)pyridine1,2,3,4,5,6-?????-[2,2']?????15578-73-1C10H14N2
4-(Bromomethyl)picolinonitrile2-?????????,4-(?????)-(9CI)153993-99-8C7H5BrN2
Tris(2,2,6,6-tetramethyl-3,5-heptanedionato)scandium(III)15492-49-6C33H57O6Sc
2-Fluoro-3-methylbenzyl bromide2-????-3-??????151412-12-3C8H8BrF
1-(2-(Benzylthio)-5-chlorothiophen-3-yl)ethanone1-(2-(????)-5-??????-3-?)???160982-09-2C13H11ClOS2
2-((4-Methoxyphenyl)ethynyl)aniline157869-15-3C15H13NO
tert-Butyl 1,8-diazaspiro[4.5]decane-8-carboxylate hemioxalate1523618-36-1C28H50N4O8
tert-Butyl 2-amino-5-methylhexanoate1543874-84-5C11H23NO2
6-Methyl-1H-indole-4-carboxylic acid1546171-82-7C10H9NO2
Benzyl-PEG2-MS150272-33-6C12H18O5S
2,7-Naphthalenebis(trifluoromethanesulfonate)151391-00-3C12H6F6O6S2
1,3,5-Tris[4-(9-carbazolyl)phenyl]benzene160780-82-5C60H39N3
4-Phenyl-1H-imidazol-2-amine hemisulfate160072-56-0C18H20N6O4S
2-(Dipyrrol-2-yl)methylmesitylene5-????????159152-14-4C18H20N2
2-Aminopyrimidine-5-carbaldehyde hydrate1588441-19-3C5H7N3O2
2,6-Diazaspiro[3.4]octan-7-one oxalate1588440-97-4C8H12N2O5
5-Benzamidopentanoic acid5-(??????)????15647-47-9C12H15NO3
(αS)-α-[[2-(4-Morpholinyl)acetyl]amino]benzenebutanoyl-L-leucyl-N-[(1S,3S)-4-chloro-3-hydroxy-3-methyl-1-(2-methylpropyl)-2-oxobutyl]-L-phenylalaninamide(Carfilzomib impurity)1541171-67-8C40H58ClN5O7
Ethyl 4,4,4-trifluoro-3-(trifluoromethyl)crotonate??4,4,4-??????-3-(????????)?????1513-60-6C7H6F6O2
Ornidazole Impurity 381565482-62-3C7H11ClN2O
(3S,8s,9s,10r,13r,14s,17r)-10,13-dimethyl-17-((r)-6-methylheptan-2-yl)-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1h-cyclopenta[a]phenanthren-3-yl dodecyl carbonate???????????15455-85-3C40H70O3
(3aR,4R,6aS)-4-{[(tert-Butyldimethylsilyl)oxy]methyl}-2,2-dimethyl-hexahydro-[1,3]dioxolo[4,5-c]pyrrole153172-31-7C14H29NO3Si
3,5-Dibromo-1-methyl-4-nitro-1H-pyrazole3,5-????-1-??-4-???-1H-???155600-99-0C4H3Br2N3O2
Methyl (R)-2-((tert-butoxycarbonyl)amino)pent-4-enoate(R)-??-2-BOC-???-4-???150652-96-3C11H19NO4
(E)-Ethyl 3-(3-Hydroxy-4-methoxyphenyl)acrylate(E)-3-(3-????-4-?????)-2-??????????155401-23-3C12H14O4
3,8-Dibromo-1,5-naphthyridine3,8-DibroMo-1,5-?????154015-16-4C8H4Br2N2
1-Bromo-4-methylisoquinoline1542564-70-4C10H8BrN
1-Oxa-6-azaspiro[3.3]heptane oxalate(2:1)1523606-38-3C12H20N2O6
Imidodicarbonimidic diamide, N-[6-[(aminoiminomethyl)amino]hexyl]-N′-(4-chlorophenyl)- (Chlorhexidine Impurity)152504-10-4C15H25ClN8
1-(Oxetan-3-yl)ethan-1-amine1544892-89-8C5H11NO
1-Phenyl-3-guanylthiourea15989-47-6C8H10N4S
1',3',3'-Trimethylspiro[benzo[f]chromene-3,2'-indoline]1,3,3-????????-??-?????????1592-43-4C23H21NO
(E)-1,2-Bis(4-methoxyphenyl)ethene4,4'-????-???-???15638-14-9C16H16O2
2-Ethoxy-2-methylpropanoic acid????,2-???-2-??15001-71-5C6H12O3
2-(Chloromethyl)-1H-benzo[d]imidazole-6-carbonitrile2-(?????)-1H-??[D]????-6-?????150613-50-6C9H6ClN3
1-Phenethyl-3-phenylthiourea15093-42-2C15H16N2S
Isoquinolin-7-ylmethanol(?????-7-?)???158654-76-3C10H9NO
4,5,6,7-Tetrahydrofuro[3,2-c]pyridine4,5,6,7-????????[3,2-c]???150322-87-5C7H9NO
5-Chloro-7-methyl-1H-indole-3-carbaldehyde5-???-7-??-??-3-????????15936-83-1C10H8ClNO
1,1,7-Trichlorohept-1-en-3-one1,1,7-?????-1-??-3-?158355-41-0C7H9Cl3O
2,3-Dihydro-1H-spiro[isoquinoline-4,4'-piperidine] dihydrochloride1588441-25-1C13H19ClN2
4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)butanehydrazide hydrochloride1588441-05-7C8H12ClN3O3
Roxadustat Impurity 361537180-08-7C22H19NO7
9H-Fluorene-2-carbonitrile, 7-bromo-9,9-diphenyl-1539314-80-1C26H16BrN
(2R,3R,4R,5R)-2-(Acetoxymethyl)-5-(2-amino-8-bromo-6-oxo-1H-purin-9(6H)-yl)tetrahydrofuran-3,4-diyl diacetate15717-45-0C16H18BrN5O8
Methyl 2,2-dimethyl-1,3-dioxane-5-carboxylate2,2-???-1,3-???-5-???????????155818-14-7C8H14O4
Naphthalene-1,4-diyl bis(trifluoromethanesulfonate)1,4-??????(?????????????)152873-78-4C12H6F6O6S2
5-Bromo-7H-pyrrolo[2,3-d]pyrimidin-2-amine1556457-89-6C6H5BrN4
1,1'-Bis(2-phosphonoethyl)-[4,4'-bipyridine]-1,1'-diium chloride151538-79-3C14H18Cl2N2O4P2+2
3,3''-Dioctyl-2,2':5',2''-terthiophene155166-89-5C28H40S3
5,6-Difluoro-4,7-bis(4-(2-octyldodecyl)thiophen-2-yl)benzo[c][1,2,5]thiadiazole1504626-06-5C54H86F2N2S3
Methyl (2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)ethyl)glycinate156939-69-4C20H22N2O4
(R)-3-Methylpiperidine(R)-(-)-3-??????16078-25-4C6H13N
Butane-1,4-diylbis(triphenylphosphonium) bromide15546-42-6C40H38Br2P2
Diethyl (3,3-diethoxypropyl)phosphonate15110-17-5C11H25O5P
tert-Butyl 2,3-dihydro-1H-spiro[isoquinoline-4,4'-piperidine]-1'-carboxylate159634-80-7C18H26N2O2
2,4-Dinitro-5-phenylbiphenyl150758-05-7C18H12N2O4
4-(Azetidin-3-yl)-2,2-dimethylmorpholine bis(2,2,2-trifluoroacetate)1523606-35-0C13H20F6N2O5
(4-(Butylthio)phenyl)boronic acid4-?????????151588-38-4C10H15BO2S
7-Methyl-1,2,3,4-tetrahydroquinolin-8-amine160431-49-2C10H14N2
3-Dodecanone3-????1534-27-6C12H24O
N-(3-(2-Hydroxy-5-methylphenyl)-3-phenylpropyl)-N,N-diisopropylhydroxylammonium (Tolterodine Impurity)1554029-91-2C22H32NO2+
Adipamidoxime1,4-????????15347-78-1C6H14N4O2
2-(Phenylthio)benzoicacid2-(????)???1527-12-4C13H10O2S
3-Amino-6-ethynylpicolinonitrile2-????????,3-???-6-???-(9CI)160602-48-2C8H5N3
2-Methyl-2,3-dihydrocyclopenta[a]naphthalen-1-one150096-57-4C14H12O
2-(2-Methyl-thiazol-4-yl)-phenol2-(2-METHYL-THIAZOL-4-YL)-??160241-65-6C10H9NOS
3,6-Dichloropyridine-2-carboxamide3,6-????-2-??????????1532-25-8C6H4Cl2N2O
2,3-Dimethyl-5-nitro-2H-indazole1588440-92-9C9H9N3O2
1-Methyl-3-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-c]pyridine1501153-45-2C14H19BN2O2
4-(Aminomethyl)-7-methoxy-3,4-dihydroquinolin-2(1H)-one hydrochloride1588440-89-4C14H27O6P
[1,1':4',1''-Terphenyl]-2,2'',4,4''-tetracarboxylic acid1580004-08-5C22H14O8
3,5-Dimethyloctane3,5-?????15869-93-9C10H22
tert-Butyl 2-amino-3-cyano-4,7-dihydrothieno[2,3-c]pyridine-6(5H)-carboxylate150986-83-7C13H17N3O2S
1-(2-Methoxyphenyl)propan-2-amineN-??????????15402-84-3C10H15NO
1,2-Bis(4-ethynylphenyl)ethyne??(4-????)????153295-62-6C18H10
Tert-butyl 4-cyano-4-phenylpiperidine-1-carboxylate1-N-BOC-4-??????-4-??????158144-79-7C17H22N2O2
(1,1,1-Trifluoromethanesulfonato-κO)(triphenylphosphine)gold156397-47-6C19H16AuF3O3PS
2-(Diphenylphosphino)terephthalic acid1537175-69-1C20H15O4P
1-(3-Chloro-4-fluorophenyl)-2-thiourea1-(3-???-4-??????)-2-?????154371-25-2C7H6ClFN2S
((3aR,4R,6R,6aR)-6-(4-Chloro-7H-pyrrolo[2,3-d]pyrimidin-7-yl)-2,2-dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)methanol158078-04-7C14H16ClN3O4
Tolvaptan Impurity 71580889-33-3C25H23ClN2O3
2-Cyano-3-(4-methoxyphenyl)prop-2-enoic acid??-???-4-??????1519-55-7C11H9NO3
6,7,8-Trimethoxyquinazolin-4(3H)-one6,7,8-?????????-4(3H)-?16064-19-0C11H12N2O4
2-Hydroxyquinolin-8-yl acetate(2-??-1H-???-8-?)?????15450-72-3C11H9NO3
Bis(4-isopropyl-4,5-dihydrooxazol-2-yl)methane??(4-?????-4,5-????????-2-?)??152754-11-5C13H22N2O2
((2R,3S,4S,5R)-5-(6-Amino-2-ethoxy-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogen phosphate (Fludarabine Impurity)???????????F159002-28-5C12H18N5O8P
4-Methylquinolin-7-ol4-?????-7-?15463-09-9C10H9NO
4-((Benzyloxy)methyl)-2,2-dimethyl-1,3-dioxolaneDL-??,??-???????????-??-?????15028-56-5C13H18O3
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