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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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?? ????
4-Guanidino-2-methoxybenzoic acid
???,4-[(????????)???]-2-???-(9CI)
173731-96-9
C9H11N3O3
2-Chloroethyl (2-Chloroethyl)phosphonate
2-?????(2-?????)??????
17378-30-2
C4H9Cl2O3P
tert-Butyl 3-(bromomethyl)-1H-indazole-1-carboxylate
1H-???-1-?????,3-(?????)-,1,1-?????????
174180-42-8
C13H15BrN2O2
m-PEGn-NHS ester
???-PEG-?????-N-?????????
174569-25-6
(C2H4O)nC8H11NO5
(S)-2-((S)-1-((Benzyloxy)carbonyl)pyrrolidine-2-carboxamido)-3-phenylpropanoic acid
Z-??-?-?
17350-17-3
C22H24N2O5
Tridecan-2-ol
1653-31-2
C13H28O
1-Benzyl 3-methyl 3-methylpiperidine-1,3-dicarboxylate
??1-Cbz-3-??????-3-???????
174543-82-9
C16H21NO4
4,5-Diazafluorene-9-one O-(p-Toluenesulfonyl)oxime
1655490-79-1
C18H13N3O3S
4,5,6-Trimethoxy-2,3-dihydro-1H-inden-1-one
4,5,6-????????
16718-42-6
C12H14O4
Spiro[cyclopenta[1,2-b:5,4-b']dipyridine-5,9'-fluorene]
171856-25-0
C23H14N2
1-(Benzo[b]thiophen-4-yl)piperazine dihydrochloride
1677681-05-8
C12H16Cl2N2S
(3R,5S,E)-7-(4-(4-fluorophenyl)-2-(2-hydroxy-N,2-dimethylpropylsulfonamido)-6-isopropylpyrimidin-5-yl)-3,5-dihydroxyhept-6-enoate (Rosuvastatin Impurity)
1714147-47-3
C25H36CaFN3O7S
2-Methylbut-3-enenitrile
??(2-)-3-3?????
16529-56-9
C5H7N
Ethyl 2-propylpentanoate
??2-?????????
17022-31-0
C10H20O2
1,3-Bis(2,4,6-trimethylphenyl)-2-imidazolidinylidene
1,3-??????????-2-???
173035-11-5
C21H26N2
Ethyl 6-chloro-5-fluoro-1H-indole-2-carboxylate
6-???-5-????-1H-??-2-???????????
169674-00-4
C11H9ClFNO2
1,1-Diethoxycyclohexane
1670-47-9
C10H20O2
Nonanedinitrile
1675-69-0
C9H14N2
N-Carbobenzoxy-L-proline tert-Butyl Ester
16881-39-3
C17H23NO4
5-Cyano-1H-indole-2-carboxylic acid
5-???-1H-??-2-?????
169463-44-9
C10H6N2O2
2-Chloro-4-(5-fluoro-2-methylbenzamido)benzoic acid
2-???-4-(5-????-2-??????)???
168080-49-7
C15H11ClFNO3
3′-O-[(1,1-Dimethylethyl)dimethylsilyl]-2′-O-methyluridine
171268-84-1
C16H28N2O6Si
4-Chloropyridazine
17180-92-6
C4H3ClN2
2-(2-Chloro-4-methoxyphenyl)acetonitrile
(2-???-4-?????)??????
170737-93-6
C9H8ClNO
Ethyl 2,6-dimethylpyridine-3-carboxylate
2,6-?????????????
1721-13-7
C10H13NO2
Boc-Val-ONp
16948-40-6
C16H22N2O6
7-(((E)-4-((2S,3R,4R,5S)-3,4-Dihydroxy-5-(((2S,3S)-3-((2S,3S)-3-hydroxybutan-2-yl)oxiran-2-yl)methyl)tetrahydro-2H-pyran-2-yl)-3-methylbut-2-enoyl)oxy)heptanoic acid (Mupirocin Impurity)
167842-64-0
C24H40O9
1-(2-Bromoethyl)-3-nitrobenzene
1-(2-?????)-3-?????
16799-04-5
C8H8BrNO2
Everolimus Ring-Opening Impurity
1708118-13-1
C53H83NO14
tert-Butyl 4-cyano-4-(pyridin-2-yl)piperidine-1-carboxylate
TERT-??4-???-4-(???-2-?)????-1-???????
167263-04-9
C16H21N3O2
1-Bromo-1,3,5-triazinane-2,4,6-trione, sodium salt
N-???????????????
164918-61-0
C3H3BrN3NaO3
L-NMMA
17035-90-4
C7H16N4O2
1-(4-Aminoindolin-1-yl)ethanone
1-(4-??????)???
17274-64-5
C10H12N2O
(2R,3S)-2-((R)-1-(3,5-bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl)-4-((5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)methyl)morpholine 4-oxide (Aprepitant impurity)
172673-23-3
C23H21F7N4O4
(6R,12aR)-6-(1,3-Benzodioxol-5-yl)-2-butyl-2,3,6,7,12,12a-hexahydropyrazino[1′,2′:1,6]pyrido[3,4-b]indole-1,4-dione
N-????????
171596-31-9
C25H25N3O4
3-(Methoxycarbonyl)-5-methylbenzoic acid
3-???????-5-?????
167299-68-5
C10H10O4
Ethyl 5,6-difluoro-2-indolecarboxylate
5,6-?????-2-??????????????
169674-34-4
C11H9F2NO2
(5,5,8,8-Tetramethyl-5,6,7,8-tetrahydronaphthalen-2-yl)boronic acid
5,5,8,8-?????-5,6,7,8-???????????-2-???
169126-63-0
C14H21BO2
2-Chloro-4-nitrophenyl-β-D-maltotrioside
165522-16-7
C24H34ClNO18
cis-octahydro-2-methyl-Pyrrolo[3,4-c]pyrrole
???[3,4-c]??,??????-2-??-,??-(9CI)
172739-03-6
C7H14N2
5-Methoxy-1H-pyrrolo[3,2-b]pyridine-2-carboxylic acid
5-???-1H-???[3,2-B]???-2-?????
17288-33-4
C9H8N2O3
Propyl 3-mercaptopropanoate
N-???3-???????????
165804-07-9
C6H12O2S
2-(5-Oxazolyl)benzoic acid
2-(5-????)???
169508-94-5
C10H7NO3
(3R,5S,E)-7-(4-(4-Fluorophenyl)-2-(2-hydroxy-N,2-dimethylpropylsulfonamido)-6-isopropylpyrimidin-5-yl)-3,5-dihydroxyhept-6-enoic acid, sodium salt (Rosuvastatin Impurity)
1714147-50-8
C25H34FN3NaO7S*
4-(4-Methoxyphenyl)phenol
4-?????-4'-??????
16881-71-3
C13H12O2
2-(4-((tert-Butoxycarbonyl)amino)-2-oxopyrimidin-1(2H)-yl)acetic acid
172405-16-2
C11H15N3O5
Paclitaxel Impurity 66
173101-47-8
C42H51NO13
N-(tert-Butyl)decahydroisoquinoline-3-carboxamide
168899-60-3
C14H26N2O
Dichloro(DPPE)digold(I)
????(DPPE)???(I)
18024-34-5
C26H24Au2Cl2P2
2-((2,4-Dinitrophenyl)thio)benzo[d]thiazole
17586-89-9
C13H7N3O4S
trans-4-(Aminomethyl)cyclohexanemethanol
[???-4-(?????)??????]???(?????:??)
17879-23-1
C8H17NO
5',5''''-(Naphthalene-1,4-diyl)bis(([1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid))
1816997-26-8
C50H32O8
Tris(hexafluoroacetylacetonato)iron(III)
17786-67-3
C15H3F18FeO6
Triethoxy(thiophen-2-yl)silane
?????-2-?????97
17984-89-3
C10H18O3SSi
2-(3-(Benzyloxy)phenyl)ethan-1-ol
177259-98-2
C15H16O2
Ethyl 3-(benzylamino)-3-methylbutanoate
??3-(?????)-3-????????
17945-54-9
C14H21NO2
2-(Allylthio)nicotinic acid
2-(????)????
175135-25-8
C9H9NO2S
6-(tert-Butyl)-4-methyl-2H-chromen-2-one
17874-32-7
C14H16O2
3,4,5,6-Tetrachloropicolinonitrile
17824-83-8
C6Cl4N2
4-Chloro-6-(trifluoromethyl)-1H-pyrazolo[3,4-d]pyrimidine
4-???-6-(????????)-1H-????[3,4-D]????
1780-80-9
C6H2ClF3N4
N-Hydroxy-5-(trifluoromethyl)picolinimidamide
175277-44-8
C7H6F3N3O
(3-Fluoroazetidin-3-yl)methanol hydrochloride
1803604-98-9
C4H9ClFNO
(R)-2-amino-N-benzyl-3-hydroxypropanamide
??????????????
175481-39-7
C10H14N2O2
4-Methoxy-7-nitro-1H-indole
1H-??,4-???-7-???-
175913-27-6
C9H8N2O3
tert-Butyldichloro(phenyl)silane
17887-41-1
C10H14Cl2Si
Dimethyl 5-methylisophthalate
5-??????????????
17649-58-0
C11H12O4
1,1,3,3-Tetraethoxy-1,3-Dimethyldisiloxane
18001-60-0
C10H26O5Si2
8-Aminonaphthalene-1,3,5-trisulfonic acid
1-?????-4,6,8-?????
17894-99-4
C10H9NO9S3
sodium (2R,5R)-2-carbamoyl-7-oxo-1,6-diazabicyclo[3.2.1]octan-6-yl sulfate (Avibactam Impurity)
1797133-98-2
C7H12N3NaO6S
4-Phenylthiomorpholine 1,1-dioxide
4-????????1,1-??????
17688-68-5
C10H13NO2S
1,4-dibromo-2-(4-ethoxybenzyl)benzene (Dapagliflozin Impurity)
1807632-93-4
C15H14Br2O
Methacryloxypropylmethyldichlorosilane
18301-56-9
C8H14Cl2O2Si
Methyl 5-chloropyrazolo[1,5-a]pyridine-3-carboxylate
1825395-08-1
C9H7ClN2O2
tert-Butyl (4-methylpyridin-3-yl)carbamate
3-(??-???)-4-???
180253-66-1
C11H16N2O2
4'-(2,2-Bis(4-methoxyphenyl)-1-phenylvinyl)-[1,1'-biphenyl]-4-carbaldehyde
1809410-56-7
C35H28O3
2,6-Dichloro-4-(trifluoromethyl)benzenesulfonyl chloride
2,6-????-4-(????????)??????????
175205-76-2
C7H2Cl3F3O2S
4-(3-Methyl-5-phenylisoxazol-4-yl)benzenesulfonamide
181695-84-1
C16H14N2O3S
Cefdinir Impurity D
178422-40-7
C7H10N4O4S
Tert-Butyltrichlorosilane
18171-74-9
C4H9Cl3Si
(R)-2-Amino-2-(1-(tert-Butoxycarbonyl)piperidin-4-yl)aceticacid
(R)-1-BOC-4-(????????)????
177702-21-5
C12H22N2O4
7-Benzyloxy-1H-indazole-3-carboxylic acid
7-????-1H-???-3-?????
177941-17-2
C15H12N2O3
(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione (Linagliptin Impurity)
1791405-13-4
C15H20N6O2
5',5'''-Bis(4-carboxyphenyl)-2'',5''-dimethoxy-[1,1':3',1'':4'',1''':3''',1''''-quinquephenyl]-4,4''''-dicarboxylic acid
1800290-01-0
C48H34O10
(8R,9S,10R,13S,14S,17R)-17-hydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
11-?????????
1807-14-3
C21H28O4
(E)-n-(2-(7-methoxy-3,4-dihydronaphthalen-1(2H)-ylidenE)ethyl)acetamide
178677-39-9
C15H19NO2
Methyl-D-tyrosine
178357-84-1
C10H13NO3
Ethyl 5-methyl-2-(trifluoromethyl)furan-3-carboxylate
??5-??-2-(????????)-3-?????
17515-73-0
C9H9F3O3
5-(Benzyloxy)-1H-indazole-3-carboxylic acid
5-????-1H-???-3-?????
177941-16-1
C15H12N2O3
3-(1,1,3,3,3-Pentamethyldisiloxanyl)propyl methacrylate
18151-85-4
C12H26O3Si2
N-(2-Hydroxy-5-(1-((2-hydroxy-5-(1-hydroxy-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)amino)-2-((1-(4-methoxyphenyl)propan-2-yl)amino)ethyl)phenyl)formamide (Formoterol Impurity)
1795129-59-7
C37H46N4O6
1-(3-Fluoro-5-(trifluoromethyl)pyridin-2-yl)ethanol
1805874-45-6
C8H7F4NO
Phenyldimethylacetoxysilane
17887-60-4
C10H14O2Si
(But-3-yn-2-yloxy)trimethylsilane
17869-76-0
C7H14OSi
3-Bromo-2,6-dichloro-4-fluorophenol
1807542-79-5
C6H2BrCl2FO
2-(Sec-butyl)thiazole
2-(1-?????)-???
18277-27-5
C7H11NS
2-Bromo-3-fluoro-5-methylaniline
1805421-04-8
C7H7BrFN
2-Methoxy-4,6-bis(trifluoromethyl)benzoic acid
2-???-4,6-DI(????????)???
180134-15-0
C10H6F6O3
8,8-Difluoro-2-azaspiro[4.5]decane hydrochloride
1780964-59-1
C9H15F2N.ClH
5-(Chloromethyl)-3-phenyl-1,2,4-oxadiazole
5-(?????)-3-??-1,2,4-?????
1822-94-2
C9H7ClN2O
(4-((Hydroxyimino)methyl)phenyl)boronic acid
4-(????????)???????
179942-51-9
C7H8BNO3
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