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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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?? ????
(2S)-2-Amino-4-(7-hydroxy-2-oxo-2H-chromen-4-yl)butanoic acid
H-(7-????????-4-?)-??-Gly-OH,H-(UMbellifer-4-yl)-??-Gly-OH
905442-42-4
C13H13NO5
(4-((3-Methoxypropyl)carbamoyl)phenyl)boronic acid
4-(3-??????????)?????
913835-85-5
C11H16BNO4
Methyl[(3-methyloxetan-3-yl)methyl]amine
915919-90-3
C6H13NO
4-Methyl-6-(trifluoromethyl)pyrimidin-2-ol
4-??-6-(????????)-2-?????(SALTDATA:??)
91606-60-9
C6H5F3N2O
(R)-1-(4-Methoxyphenyl)ethanamine hydrochloride
(R)-(+)-1-(4-?????)????-HCl
911373-69-8
C9H14ClNO
(S)-4-(1-Aminoethyl)benzoic acid hydrochloride
(S)-4-(1-AMINO-ETHYL)-??????
916211-64-8
C9H12ClNO2
4-((6-(Methacryloyloxy)hexyl)oxy)benzoic acid
4-([6-(????????)??]??)??????
91652-00-5
C17H22O5
2-Bromo-3-methylpyridine-5-carboxylic acid
2-???-3-?????-5-?????
901300-51-4
C7H6BrNO2
2-(1-Aminoethyl)phenol
2-(1-?????)??
89985-53-5
C8H11NO
4-(Aminomethyl)phenol hydrobromide
4-??????????????????
90430-14-1
C7H10BrNO
Triethyl 1,3,5-triazine-2,4,6-tricarboxylate
???? 1,3,5-????-2,4,6-????????
898-22-6
C12H15N3O6
(2'R,4aR,4bS,6aS,7aS,8aS,8bS,8cR,8dR,9aR)-4a,6a-Dimethyl-4,4a,4b,5,6,6a,7a,8,8a,8b,8c,8d,9,9a-tetradecahydro-3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-7,2'-furan]-2,5'(3H,4'H)-dione (Drospirenone Impurity)
90457-65-1
C24H30O3
2,6-Di(1H-pyrazol-1-yl)-4,4'-bipyridine
918959-39-4
C16H12N6
1-Bromo-3-chloro-4-ethoxy-2-fluorobenzene
1-???-3-???-4-???-2-??????
909122-14-1
C8H7BrClFO
Escitalopram Impurity 38
91283-87-3
C18H14FNO3
2-Bromo-5-fluoro-4-methyl-3-nitropyridine
917918-84-4
C6H4BrFN2O2
3-(6-Chloropyridazin-3-yl)benzoic acid
3-(6-???????-3-?)???
914349-46-5
C11H7ClN2O2
2-Amino-2-(4-isopropylphenyl)ethanol
b-???-4-(1-????)?????
910443-18-4
C11H17NO
tert-Butyl 3-(hydroxymethyl)-7-nitro-1H-indole-1-carboxylate
1-Boc-3-??????-7-?????
914349-15-8
C14H16N2O5
W140 (TFA)
(S)-3-a??-4-(3-???????)-4-????????(TFA?)
909725-64-0
C18H28F3N2O6P
Peramivir Impurity 93
91400-03-2
C6H12ClNO
(4-((2-Chloro-4-methylphenyl)carbamoyl)phenyl)boronic acid
4-(2-CHLORO-4-????????)?????
913835-39-9
C14H13BClNO3
tert-Butyl ((1-benzhydrylazetidin-3-yl)methyl)carbamate
N-Bh-3-a????????
91189-19-4
C22H28N2O2
(4-(Morpholinomethyl)phenyl)methanol
[4-(???????)??]???
91271-65-7
C12H17NO2
2-(2-(Aminomethyl)phenoxy)-N,N-dimethylethan-1-amine
2-[2-(??????)???]????90
91215-97-3
C11H18N2O
4-(Tert-butoxy)-N-methoxy-N-methylbenzamide
4-TERT-???-N-???-N-???????
916791-35-0
C13H19NO3
Nebivolol Impurity 11 (Rrsr-Nebivolol)
920275-20-3
C22H26ClF2NO4
(3-((3-Chloropropyl)sulfonamido)phenyl)boronic acid
3-(3-???????????)?????98
913835-50-4
C9H13BClNO4S
4-(Tetrahydropyran-4-yloxy)aniline
4-(????????-4-???)???
917483-71-7
C11H15NO2
(8S,9S,10R,11S,13S,14S,16R)-11,16-Dihydroxy-10,13-dimethyl-7,8,9,10,11,12,13,14,15,16-decahydro-3H-cyclopenta[a]phenanthrene-3,17(6H)-dione
910299-74-0
C19H24O4
2-Methoxypyrimidin-5-ol
5-?????,2-???-(9CI)
91233-70-4
C5H6N2O2
1-(Bromomethyl)-3-chloro-2-methylbenzene
1-(?????)-3-???-2-????
90369-76-9
C8H8BrCl
tert-Butyl 3-(hydroxymethyl)-5-nitro-1H-indole-1-carboxylate
3-???????-5-?????-1-?????TERT-??????
914349-07-8
C14H16N2O5
Formoterol Impurity 25
903563-43-9
C8H7NO3
4,8-Dichloro-6-nitroquinoline-3-carbonitrile
4,8-????-6-???-???-3-?????
915369-46-9
C10H3Cl2N3O2
5-([1,1'-Biphenyl]-4-yl(phenyl)methyl)-1H-imidazole
91679-37-7
C22H18N2
2,4-Difluoro-3-hydroxybenzoic acid
2,4-?????-3-????????
91659-08-4
C7H4F2O3
2-(Adamantan-1-yl)-1H-pyrrole
912361-56-9
C14H19N
5-Amino-6-methylpyridine-3-carboxylic acid
3-???????,5-???-6-??-(9CI)
91978-75-5
C7H8N2O2
4-Amino-N-methylnicotinamide
3-?????????,4-???-N-??-
910656-00-7
C7H9N3O
(3-(n-Cyclopropylsulfamoyl)phenyl)boronic acid
3-(N-???????????)?????98
913835-28-6
C9H12BNO4S
(4'-Ethyl-3-fluoro-[1,1'-biphenyl]-4-yl)boronic acid
4”-??-3-???????-4-???
900796-46-5
C14H14BFO2
2-(3,4-Dichlorobenzamido)-3-(2-oxo-1,2-dihydroquinolin-4-yl)propanoic acid (Rebamipide Impurity)
90098-08-1
C19H14Cl2N2O4
Methyl 5-(methylamino)nicotinate
91702-86-2
C8H10N2O2
5-(Methylamino)nicotinic acid
3-????????,5-(?????)-(9CI)
91702-88-4
C7H8N2O2
[1,4]Dioxan-2-ylmethyl-methyl-amine hydrochloride
(1,4-???-2-?)-N-?????????
918621-33-7
C6H14ClNO2
(3aR,6R,7S,7aS)-6-(Hydroxymethyl)-2,2-dimethyltetrahydro-4H-[1,3]dioxolo[4,5-c]pyran-6,7-diol
4,5-O-(1-??????)-β-D-???????
912456-61-2
C9H16O6
2-(Trifluoromethyl)-6,7-dihydro-5h-pyrrolo[3,4-d]pyrimidine
2-(????????)-6,7-????-5H-???[3,4-d]????
905274-04-6
C7H6F3N3
2-(4-Bromophenyl)-1,3-thiazole-5-carbaldehyde
2-(4-?????)???-5-??????
914348-78-0
C10H6BrNOS
O-((((9H-fluoren-9-yl)methoxy)carbonyl)-L-leucyl)-N-(tert-butoxycarbonyl)-L-threonine
944283-26-5
C30H38N2O8
3-Bromo-2-cyclopropylpyridine
3-broMo-2-?????????
944718-27-8
C8H8BrN
Ethyl 1h,4h,5h,6h,7h-pyrazolo[4,3-c]pyridine-3-carboxylate
1H-????[4,3-c]???-3-?????,4,5,6,7-??????-,??????
926926-62-7
C9H13N3O2
Piperidin-1-yl(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)methanone
4-(????)????????????,???????
938043-31-3
C18H26BNO3
1-(Quinolin-6-yl)cyclopropanecarboxylic acid
1-(???-6-?)????????????
936728-00-6
C13H11NO2
3,5-Dinitropyridine
940-06-7
C5H3N3O4
Methyl 3-cyano-1H-indole-4-carboxylate
??3-?????-4-???????
939793-19-8
C11H8N2O2
2H-1-Benzopyran-2-methanol, α,α'-[iminobis(methylene)]bis[6-fluoro-3,4-dihydro-, hydrochloride (1:1), (αS,α'S,2R,2'R)-
920275-23-6
C22H26ClF2NO4
Chloro[[1,3-bis(2,6-diisopropylphenyl)imidazol-2-ylidene](N,N-dimethylbenzylamine)palladium(II)]
???[[1,3-??(2,6-????????)????-2-???](N,N-???????)???(II)]
930796-10-4
C36H49ClN3Pd-
2,4,6-Tris[3-(3-pyridinyl)phenyl]-1,3,5-triazine
939430-26-9
C36H24N6
(R)-1,2,3,4-Tetrahydro-5-methoxy-n-propyl-2-naphthalenamine hydrochloride
(R)-1,2,3,4-??????-5-???-N-???-2-?????????
93601-85-5
C14H22ClNO
2,6-Difluoro-4-methoxybenzyl bromide
2,6-?????-4-??????????
94278-68-9
C8H7BrF2O
Sodium (R)-2-(4-(2-(2-amino-4-oxo-4,7-dihydro-1H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioate (Pemetrexed Impurity)
937370-10-0
C20H21N5Na2O6**
5-Chloro-7-methyl-1H-pyrrolo[2,3-c]pyridine
5-???-7-??-6-????
930790-54-8
C8H7ClN2
2,7-Dibromo-2',3',5',6'-tetrahydrospiro[fluorene-9,4'-pyran]
934269-17-7
C17H14Br2O
4-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)morpholine hydrochloride
4-(4-MORPHOLINOMETHYL)-???????????????
944591-57-5
C17H27BClNO3
(S)-5-Benzyl-2-mesityl-6,6-dimethyl-6,8-dihydro-5H-[1,2,4]triazolo[3,4-c][1,4]oxazin-2-ium tetrafluoroborate
925706-40-7
C23H28BF4N3O
Ethyl ethylprolinate
(S)-(-)-1-ETHYL-2-PYRROLIDINECARBOXYLICACID??????
938-54-5
C9H17NO2
tert-Butyl 4-bromo-1-naphthoate
t-??4-???-1-???????????
929000-22-6
C15H15BrO2
3TPYMB
3TPYMB,???(2,4,6-????-3-(???-3-?)??)??
929203-02-1
C42H42BN3
(S)-Methyl 2-(2-cyclohexylidenehydrazinyl)-3-(3,4-dihydroxyphenyl)-2-methylpropanoate (Carbidopa Impurity)
934371-48-9
C17H24N2O4
2-(3,5-Dichloro-4-methylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
942069-73-0
C13H17BCl2O2
2H-1-Benzopyran-2-methanol, α,α'-[iminobis(methylene)]bis[6-fluoro-3,4-dihydro-, hydrochloride (1:1), (αR,α'R,2R,2'R)-
920275-25-8
C22H26ClF2NO4
3-(9,10-Dihydro-9,10-ethanoanthracen-9-yl)propan-1-amine hydrochloride (Maprotiline Impurity)
92202-51-2
C19H22ClN
4,4,5,5-Tetramethyl-2-[10-(2-naphthyl)anthracen-9-yl]-1,3,2-dioxaborolane
1,3,2- ? ?? ??, 4,4,5,5- ??? ?? -2- [10- (2- ?? ? ??) -9- ??? ??] -
922518-84-1
C30H27BO2
2-(2,7-Dimethyl-5H-pyrimido[4,5-d]thiazolo[3,2-a]pyrimidin-8-yl)ethanol (Vitamin Impurity)
92-35-3
C12H14N4OS
4,5-Dicyano-1,3-dithiol-2-one
4,5-????-1,3-???-2-?
934-31-6
C5N2OS2
Bis(acetato)aqua[(S,S)-4,6-bis(4-isopropyl-2-oxazolin-2-yl)-m-xylene]rhodium
??(????)???[(S,S)-4,6-??(4-?????-2-????-2-?)-M-???]??M
929896-28-6
C24H34N2O7Rh
4-Bromo-1H-pyrazole-1-propanol
925180-06-9
C6H9BrN2O
2-Hydrazinyl-6-(trifluoromethyl)pyridine
2-HYDRAZINO-6-(????????)???
94239-06-2
C6H6F3N3
(R)-1-Boc-3-isobutyl-piperazine
(R)-1-BOC-3-????????
928025-61-0
C13H26N2O2
2-Hydroxy-2-(4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodophenyl)acetic acid
HYDROXY-[4-(4-HYDROXY-3,5-DIIODO-PHENOXY)]-3,5-DIIODO??????
93647-48-4
C14H8I4O5
Methyl 4-(aminomethyl)-3-chlorobenzoate
??4-(?????)-3-????????
940062-11-3
C9H10ClNO2
tert-Butyl (3R)-3-(2-methylpropyl)piperazine-1-carboxylate
(S)-1-BOC-3-????????
928025-62-1
C13H26N2O2
4-Chloro-2-methylpyrimidine-5-carboxylic acid
933702-81-9
C6H5ClN2O2
5-Bromo-2-(piperidin-1-ylcarbonyl)pyridine
(5-????????)????,(5-??????-2-?)(????-1-?)???
934000-33-6
C11H13BrN2O
[2-Amino-2-(4-bromo-phenyl)-ethyl]-carbamic acid tert-butyl ester
[2-AMINO-2-(4-BROMO-??)-??]-????TERT-??????
939760-50-6
C13H19BrN2O2
3'-Hydroxy-[1,1'-biphenyl]-2-carboxylic acid
3'-?????-???-2-????
92379-10-7
C13H10O3
Methyl 3-((furan-2-ylmethyl)thio)propanoate
??3-(??????)???????
94278-26-9
C9H12O3S
1-((4-Bromophenoxy)methyl)-2-fluorobenzene
1-(4-????????)-2-??????
934240-59-2
C13H10BrFO
4-(Piperidine-4-carbonyl)morpholine hydrochloride
94467-73-9
C10H19ClN2O2
(S)-2-(2-((4-(5-((5-Chlorothiophene-2-carboxamido)methyl)-2-oxooxazolidin-3-yl)phenyl)amino)ethoxy)acetic Acid Hydrochloride (Rivaroxaban Impurity)
931117-61-2
C19H21Cl2N3O6S
3-(2-Fluorophenyl)pyrrolidine hydrochloride
943843-62-7
C10H13ClFN
5-Bromo-N,N-dimethylpyrazole-1-sulfonamide
5-BroMo-N,N-??????-1-?????
934405-34-2
C5H8BrN3O2S
2-(4-Bromophenyl)-6-methyl-1,3,6,2-dioxazaborocane-4,8-dione
943552-04-3
C11H11BBrNO4
4-[(2,3,4-Trimethoxyphenyl)methyl]piperazine-1-carbaldehyde
92700-82-8
C15H22N2O4
1-(Benzyloxy)-4-bromo-2,3-difluorobenzene
1-(????)-4-???-2,3-???????
941294-52-6
C13H9BrF2O
Maleamide
?????
928-01-8
C4H6N2O2
5-(4-Methoxyphenyl)-3-methyl-1-oxa-3-azaspiro[5.5]undecane
93413-70-8
C17H25NO2
5-Cyclohexyl-4H-1,2,4-triazol-3-amine
90111-72-1
C8H14N4
(2-Chloro-5-(ethoxycarbonyl)phenyl)boronic acid
2-???-5-(???????)?????98
913835-93-5
C9H10BClO4
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