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Shanghai Haohong Scientific Co., Ltd.??? ?? ??? ?????.
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Shanghai Haohong Scientific Co., Ltd.
??:
400-8210725
???:
malulu@leyan.com
??:
China
URL:
www.leyan.com/
? ?? ?:
39990
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?? ????
Omarigliptin Impurity C
1456616-42-4
C16H19F2NO4
N-Fluorobenzenesulfonamide
145490-75-1
C6H6FNO2S
5,5-Difluoro-10-(4-methoxyphenyl)-1,3,7,9-tetramethyl-5H-4l4,5l4-dipyrrolo[1,2-c:2',1'-f][1,3,2]diazaborinine
146054-12-8
4-Cyano-3-methylisoquinoline
4-???-3-???????
161468-32-2
C11H8N2
Minodronic Acid Impurity 13
1507308-67-9
C9H7ClN2O2
4-Chloroisothiazolo[5,4-d]pyrimidine
1483065-60-6
C5H2ClN3S
Ezetimibe Impurity 89
1607018-83-6
C31H25F2NO3
(1S,4R)-4-[(2,5-Diamino-6-chloro-4-pyrimidinyl)amino]-2-cyclopentene-1-methanol
141271-11-6
C10H13ClN4O
Rivastigmine Impurity 16
1-(3-?????)-N,N-??????
169772-44-5
C11H17NO
trans-(3-Fluorocyclobutyl)methamine hydrochloride
1523618-03-2
C5H11ClFN
Levocarnitine Impurity 6
144205-67-4
C7H14ClNO2
Di(1H-imidazol-1-yl)dimethylsilane
N,N'-BIS(????)?????,??-95
179611-74-6
C8H12N4Si
(3aR,6R,7aR)-7,7-dichloro-8,8-dimethylhexahydro-3H-3a,6-methanobenzo[c]isothiazole 2,2-dioxide
204854-09-1
C10H15Cl2NO2S
Noradrenaline (Norepinephrine) Impurity 24
1891319-98-4
C8H9NO3
Morinidazole Impurity 4
1807608-40-7
C11H19N3O2
Brivaracetam Impurity 118
1997309-40-6
C12H22O4
6-Bromo-4-chloroquinoline-3-carboxylic acid
6-???-4-???-???-3-?????
179024-70-5
C10H5BrClNO2
Cyclosporin Impurity 28 (005-95)
1907654-63-0
C58H103N11O12
Mivacurium Chloride Impurity 46
188956-91-4
C21H27NO5
tert-Butyl N-[(3R,4S)-3-hydroxytetrahydropyran-4-yl]carbamate
1932435-72-7
C10H19NO4
Apremilast Impurity 152
200710-04-9
C11H13NO4
1-Octadecyl-2,5-dihydro-1h-pyrrole-2,5-dione
1-????-1H-??-2,5-??
17450-30-5
C22H39NO2
Apalutamide Impurity 9
1805396-62-6
C7H4F3N3
5-Fluoroquinoline-8-carbonitrile
1823944-97-3
C10H5FN2
3,4-Difluoro-2-hydroxyphenylboronic acid
2059147-53-2
C6H5BF2O3
Mitoxantrone Ep Impurity C
1796928-50-1
C22H27ClN4O6
2-Nitro-1,3-propanediol
2-???-1,3-?????
1794-90-7
C3H7NO4
Lapatinib Impurity 25
1807733-95-4
C29H24ClFN4O4S
Di-tert-butyl 1,4,7-triazonane-1,4-dicarboxylate
174138-01-3
C16H31N3O4
(4'-Chloro-[1,1'-biphenyl]-3-yl)boronic acid
180994-92-7
C12H10BClO2
2-Methyl-4-(methylthio)-6-oxo-1,6-dihydropyrimidine-5-carbonitrile
15908-63-1
C7H7N3OS
Tofacitinib Impurity 97
1638499-35-0
C15H17ClN2O
11-Hydroxy Dihydro Desloratadine
153200-97-6
C19H21ClN2O
Isoproterenol Impurity 3
14309-63-8
C11H15NO3
4H-Silolo[3,2-b:4,5-b']dithiophene, 4,4-dioctyl-2,6-bis(4,4,5,5-tetraMethyl-1,3,2-dioxaborolan-2-yl)-
1469798-70-6
C36H60B2O4S2Si
4H-Silolo[3,2-b:4,5-b']dithiophene, 4,4-bis(2-ethylhexyl)-2,6-bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-
1469798-71-7
C36H60B2O4S2Si
Docetaxel Impurity 57
2'-Ac-????
151509-27-2
C45H55NO15
5-amino-1-(3-chloro-4,5,6,7-tetrahydropyrazolo[1,5-a]pyridin-2-yl)-1H-pyrazole-4-carbonitrile
149978-57-4
C11H11ClN6
Blonanserin Impurity 20
1477480-40-2
C19H24FN3
Amisulpride Impurity 17
148516-69-2
C10H13NO5S
Fesoterodine Diol Dimer
1428856-45-4
C44H60N2O3
2,6-Heptadienoic acid, 7-[4-(4-fluorophenyl)-6-(1-methylethyl)-2-[methyl(methylsulfonyl)amino]-5-pyrimidinyl]-5-hydroxy-, sodium salt (1:1), (2Z,5R,6E)-
1659301-59-3
C22H27FN3NaO5S
Epalrestat Impurity 22
(Z)-2-??-3-??????
15250-29-0
C10H10O2
Benzyl (4-oxotetrahydro-2H-pyran-3-yl)carbamate
1418199-64-0
C13H15NO4
8-Chloro-2h,3h-[1,4]dioxino[2,3-b]pyridine
8-???-2,3-????-[1,4]????[2,3-b]???
156840-59-4
C7H6ClNO2
Voriconazole Impurity 49
168479-96-7
C10H7F2N3O
Ornidazole Impurity G
16935-05-0
C7H9N3O3
Benzo[1,2-b:4,5-b']dithiophene, 2-bromo-4,8-bis[5-(2-ethylhexyl)-2-thienyl]-
1979959-46-0
C34H41BrS4
tert-butyl (S)-2-carbamoylpiperazine-1-carboxylate
159485-29-7
C10H19N3O3
tert-butyl (R)-2-carbamoylpiperazine-1-carboxylate
159485-28-6
C10H19N3O3
2,3-Dimethyl-5-phenylbenzo[d]oxazol-3-ium methyl sulfate
159505-46-1
C16H17NO5S
Lafutidine Impurity 9
169899-17-6
C11H14ClNO3S
1,1'-[4,8-Bis[5-(2-octyldodecyl)-2-thienyl]benzo[1,2-b:4,5-b']dithiophene-2,6-diyl]bis[1,1,1-trimethylstannane]
1709838-53-8
C64H106S4Sn2
80-O16B
1624618-02-5
C39H78N2O4S4
Bis(4-chlorophenyl)phosphine oxide
15948-60-4
C12H9Cl2OP
4'-C-Azidouridine
4'-C-??????
139442-01-6
C9H11N5O6
Moxifloxacin Impurity 109
1395471-18-7
C20H24FN3O3
4-Chloro-8-fluoro-2-methylquinazoline
1404365-01-0
C9H6ClFN2
2-Bromo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine
1402672-14-3
C6H8BrN3
((1R,2R)-2-(2,3-Dihydrobenzofuran-4-yl)cyclopropyl)methanamine
1400898-49-8
C12H15NO
Mianserin Hydrochloride Impurity 7
140636-22-2
C18H20N2O4S
Rimegepant Impurity 13
1397526-11-2
C25H33F2NO2Si
Ketoprofen Impurity 57
18908-59-3
C10H9NO2
Brivaracetam Impurity T
2052297-80-8
C12H21NO3
tert-Butyl (2R,3S)-2-cyano-3-hydroxy-pyrrolidine-1-carboxylate
1946010-83-8
C10H16N2O3
4-Fluoro-N-hydroxy-3-methylbenzimidamide
3-????-4-??????
175277-86-8
C8H9FN2O
Dabigatran Etexilate Impurity 147
1970195-83-5
C18H16N4O2
Rosuvastatin Impurity 189
1899869-35-2
C19H22FN3O3S
2H-3,1-Benzoxazine-2,4(1H)-dione, 5-amino-
205688-52-4
C8H6N2O3
Fluticasone Impurity 28
192191-49-4
C25H30F2O5S
4,7-Dibromo-5,6-dicyano-benzothiadiazole
1881269-35-7
C8Br2N4S
Silodosin Impurity 26
2052161-47-2
C22H26F3N3O3
2,7-Di-1H-pyrazol-4-ylbenzo[lmn][3,8]phenanthroline-1,3,6,8(2H,7H)-tetrone
1609036-16-9
C20H10N6O4
2,3,4,9-Tetrahydro-1H-carbazol-1-ol
2,3,4,9-??????-1H-???-1-OL
1592-62-7
C12H13NO
6-(Tert-butyl)-N-(O-tolyl)dibenzo[b,d]furan-4-amine
1609080-12-7
C23H23NO
SPDH
1824718-79-7
C15H18N2O4S2
tert-Butyl 4-(2-aminophenyl)piperidine-1-carboxylate
4-(2-???-??)-????-1-?????TERT-??????
199105-03-8
C16H24N2O2
Apremilast Impurity 150
1822756-03-5
C10H11NO4
Posaconazole Impurity 84
2069239-68-3
C38H42F2N8O5
Eltrombopag Impurity 47
1902123-70-9
C25H22N4O4
8-Fluoro-6,11-dihydrodibenzo[b,e]thiepin-11-ol
1820001-80-6
C14H11FOS
4-Bromo-2-chlorobenzhydrazide
4-???-2-??????????
206559-39-9
C7H6BrClN2O
N-(2,2-Dimethoxyethyl)imidazole-1-carboxamide
183660-46-0
C8H13N3O3
1,4-Benzenedicarboxylic acid, calcium salt (1:)
?????????
16130-76-0
C8H4CaO4
Chlortetracycline Ep Impurity A
14297-93-9
C22H23ClN2O8
Benzyl(R)-(2,6-dioxopiperidin-3-yl)carbamate
(R)-3-N-CBZ-???-2,6-???-????
179915-11-8
C13H14N2O4
2-(2,2,2-Trifluoroethoxy)pyrimidine-5-boronic acid
1401163-85-6
C6H6BF3N2O3
Alogliptin Impurity 60
1430222-06-2
C14H12ClN3O2
Imidazo[1,2-b]pyridazine-3-carbaldehyde
????[1,2-b]????-3-????????(9CI)
154578-27-5
C7H5N3O
Paliperidone Impurity 71
1569268-43-4
C23H28N4O4
Alprazolam Impurity 15
17387-32-5
C15H10Cl3NO2
Bempedoic Acid Impurity 28
143958-75-2
C11H20O2
Mesna Impurity 6
1823982-49-5
C4H9N3O4S2
2-(tert-Butyl)benzenethiol
19728-41-7
C10H14S
Ambroxol Impurity 39
1801942-09-5
C13H14Br2N2O3
2-(3-Fluoro-4-nitrophenyl)acetic acid
3-????-4-??????
163395-24-2
C8H6FNO4
Nebivolol Ep Impurity A
1416402-13-5
C22H26FNO4
Tert-butyl o-methylhomoserinate
1894245-73-8
C9H19NO3
Pyridoxine Impurity 7
1805775-66-9
C12H17NO3
Brivudine Impurity 14
??-2-???-??-L-????-??????
144301-84-8
C6H12O4
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