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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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?? ????
Diisopropyl fumarate
???????????
7283-70-7
C10H16O4
Methyl 2-(4-formylphenoxy)acetate
??(4-??????)?????
73620-18-5
C10H10O4
Oxan-3-ylmethanamine
(TETRAHYDRO-2H-PYRAN-3-YL)??????
7179-99-9
C6H13NO
Lipoic Acid Impurity A
728854-75-9
C10H20N2OS2
Quin II (potassium)
QUIN2,???????
73630-23-6
C26H28KN3O10
(R)-6-(Benzyloxy)-8-(oxiran-2-yl)-2H-benzo[b][1,4]oxazin-3(4H)-one
869478-12-6
C17H15NO4
5-Chloropyrazine-2-carboxylic acid hydrazide
5-??????-2-??????????
848952-83-0
C5H5ClN4O
4-(Bromomethyl)-4'-methyl-2,2'-bipyridyl
4-(?????)-4'-??-2,2'-????
81998-05-2
C12H11BrN2
1-Pyrrolidino-1-cyclopentene
1-?????-1-??????
7148-07-4
C9H15N
N2,N4,N6-trichloro-1,3,5-triazine-2,4,6-triamine
7673-09-8
C3H3Cl3N6
1-Methyl-3-phenyl-1H-pyrazole-5-carbaldehyde
1-??-3-??-1H-???-5-??????
864068-96-2
C11H10N2O
1-(2,3-Dichlorophenyl)-N-methylmethanamine
(2,3-??????)????
731827-07-9
C8H9Cl2N
Tetrahydro-2H-pyran-3-carbaldehyde
???????-??-3-??????
77342-93-9
C6H10O2
2-Ethyl-4,5-dimethylthiazole
2-??-4,5-???-1,3-???
873-64-3
C7H11NS
(S)-3-Amino-3-(2,4-dichlorophenyl)propanoic acid
(S)-3-???-3-(2,4-????-??)-?????
757937-66-9
C9H9Cl2NO2
2-(1-((Benzyloxy)carbonyl)piperidin-3-yl)acetic acid
N-CBZ-3-????????
86827-10-3
C15H19NO4
N6-Bz-A-(S)-GNA phosphoramidite
851050-24-3
C45H50N7O6P
Tetrahydrofuran-2-carbaldehyde
??????-2-??????????
7681-84-7
C5H8O2
(R)-2-amino-3-phenylpropanamide hydrochloride
71666-94-9
C9H13ClN2O
Amisulpride N-oxide
4-???-N-[(1-??-2-?????)??]-5-(?????)-2-???????N-????
71676-01-2
C17H27N3O5S
6-Methoxy-N2-methylpyridine-2,3-diamine(hydrochloride)
6-???-2-?????-3-???????????
83732-72-3
C7H12ClN3O
2,3,5,6-Tetrafluorothiophenol
769-40-4
C6H2F4S
(S)-methyl 3-phenyl-2-(pyrazine-2-carboxamido)propanoate (Bortezomib Impurity)
N-??????????????????
73058-37-4
C15H15N3O3
2-Chloro-1-(2-ethoxyethyl)-1H-benzo[d]imidazole
1H-??????,2-???-1-(2-?????)
87233-54-3
C11H13ClN2O
2-(2-Nitroethyl)[1,3]dioxolane
2-(2-?????)-[1,3]????
82891-99-4
C5H9NO4
Allylα-D-glucopyranoside
7464-56-4
C9H16O6
Imidazo[1,2-b]pyridazine-6-carboxylic acid
769109-13-9
C7H5N3O2
1-(2-Bromoethyl)-4-methylpiperazine
????,1-(2-?????)-4-??-(8CI)
801152-34-1
C7H15BrN2
5-Fluoro-2-methylphenylacetonitrile
5-????-2-????????
80141-97-5
C9H8FN
4-Chlorophenyl phosphorodichloridate
????????????????(4-)
772-79-2
C6H4Cl3O2P
5-Amino-2-chloro-N-(2,4-dimethylphenyl)benzenesulfonamide
5-???-2-???-N-(2,4-?????)???????
71215-81-1
C14H15ClN2O2S
1-Allyl-3-methylimidazolium tetrafluoroborate
1-????-3-??????????????????
851606-63-8
C7H13BF4N2
2-(4-Bromo-1H-pyrazol-1-yl)pyrimidine
2-(4-BROMO-1H-???-1-YL)????
857641-46-4
C7H5BrN4
(Rac)-PF-4136309
857679-55-1
C29H31F3N6O3
O-(Cyclopropylmethyl)Hydroxylamine
????????????
75647-90-4
C4H9NO
4-Chloro-2,3-difluoropyridine
4-???-2,3-????????
851178-99-9
C5H2ClF2N
4-(N-Ethylaminocarbonyl)phenylboronic acid
4-(N-?????????)?????
850568-12-6
C9H12BNO3
4-((3-Chloro-2-fluorophenyl)amino)-7-methoxyquinazolin-6-yl acetate
740081-22-5
C17H13ClFN3O3
2,3-Dichlorobenzothioamide
2,3-????-??????
84863-83-2
C7H5Cl2NS
4-Bromo-7-methylindoline-2,3-dione
4-???-7-?????
874375-17-4
C9H6BrNO2
1-((tert-Butyldimethylsilyl)oxy)butan-2-amine
2-???-1-(????????)??
811841-81-3
C10H25NOSi
4-Methoxy-2,3,6-trimethylbenzene-1-sulfonyl chloride
80745-07-9
C10H13ClO3S
3-(Triisopropoxysilyl)propyl methacrylate
(??? -2- ???) ?? ??? 2- ?? ?? ? -2- ?? ???
80750-05-6
C16H32O5Si
2,2,5,5-Tetramethylcyclohexane-1,4-dione
86838-54-2
C10H16O2
2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl AcetateQuetiapine Acetate
844639-07-2
C23H27N3O3S
N-Methyl-2-nitroacetamide (Ranitidine Impurity)
N-??-2-?????????
72078-82-1
C3H6N2O3
2-(tert-Butylamino)-1-(3-chloro-4-hydroxy-5-(hydroxymethyl)phenyl)ethanone (Salbutamol Impurity)
????IMpurityK
898542-80-8
C13H18ClNO3
(S)-3-Amino-3-(4-cyanophenyl)propanoic acid
(S)-3-???-3-(4-???-??)-?????
718596-77-1
C10H10N2O2
β-Carboline-1-propionic acid
b-????-1-????
89915-39-9
C14H12N2O2
1,1'-(4,4'-((((1,1-Dioxido-4H-1,2,4,6-thiatriazine-3,5-diyl)bis(ethane-2,1-diyl))bis(sulfanediyl))bis(methylene))bis(thiazole-4,2-diyl))diguanidine (Famotidine Impurity)
?????????B
89268-62-2
C16H23N11O2S5
3-Boc-Amino-4-bromopyridine
3-????-4-??????
885275-14-9
C10H13BrN2O2
4-Fluoroisoquinoline sulfate
4-?????????????
906820-09-5
C9H8FNO4S
2-Chloro-7-methylquinoxaline
????,2-???-7-??-
90272-84-7
C9H7ClN2
3-butyl-1-vinyl-1H-imidazol-3-ium hexafluorophosphate(V)
1-??-3-??????????????????
915358-85-9
C9H15F6N2P
(S)-Methyl 2-amino-2-methylbutanoate hydrochloride
(S)-2-???-2-??-?????????????
92760-72-0
C6H14ClNO2
Boc-Ser(PO3Bzl2)-OH
BOC-O-DIBENZYLPHOSPHO-L-??
90013-45-9
C22H28NO8P
2-Methyl-3-nitro-N,N-dipropylbenzeneethanamine
N,N-????-2-??-3-?????????
91374-23-1
C15H24N2O2
(4-(Propoxycarbonyl)phenyl)boronic acid
4-?????????????
91062-38-3
C10H13BO4
N,9-Diphenyl-9H-carbazol-3-amine
N,9-???-9H-????-3-??
894791-43-6
C24H18N2
Dimethoxydi-p-tolylsilane
DI(P-TOLYL)??????
92779-72-1
C16H20O2Si
Artemetin acetate
??????????
95135-98-1
C22H22O9
3-Chloro-5-methyl-4-pyridinamine
97944-42-8
C6H7ClN2
(E)-3-(4-Nitrophenyl)acrylic acid
882-06-4
C9H7NO4
Ethyl 1-methyl-5-sulfamoyl-1h-pyrazole-4-carboxylate
5-(??????)-1-??-1H-???-4-????, ?? ???
88398-81-6
C7H11N3O4S
3-Bromo-2-chloro-4-iodopyridine
3-???-2-???-4-IODOPYRIDINE
884494-53-5
C5H2BrClIN
5-Bromoquinoline-8-carbaldehyde
5-??????-8-???????
885267-41-4
C10H6BrNO
(7R,8R,9S,13S,14S)-3,3-dimethoxy-7,13-dimethyl-1,2,3,4,6,7,8,9,11,12,13,14,15,16-tetradecahydro-17H-cyclopenta[a]phenanthren-17-one
88247-84-1
C21H32O3
Tetrachlorohydroquinone
????????????
87-87-6
C6H2Cl4O2
(6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-((2-ethoxy-2-oxoethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefixime Impurity)
79368-95-9
C18H19N5O7S2
Boc-MeTyr-OH
82038-34-4
C15H21NO5
1-Butyl-3-methyl-1H-imidazol-3-ium trifluoro(trifluoromethyl)borate
1-??-3-?????????????(????????)????
741677-68-9
C9H15BF6N2
Quinazolin-8-ol
7557-02-0
C8H6N2O
(S)-3-Amino-3-(3-fluorophenyl)propanoic acid
(S)-3-???-3-(3-????-??)-?????
723284-79-5
C9H10FNO2
4-Methyl-4'-vinyl-2,2'-bipyridine
4-??-4'-??-2,2'-????
74173-48-1
C13H12N2
(5-Bromo-2-methoxypyridin-3-yl)boronic acid
5-???-2-??????-3-???
850864-59-4
C6H7BBrNO3
(trans,trans)-4-Pentyl-4'-propyl-1,1'-bi(cyclohexane)
???,???-4"-??-4-???-???????
92263-41-7
C20H38
1-(2-((4,6-Dichloro-2-methylpyrimidin-5-yl)amino)-4,5-dihydro-1H-imidazol-1-yl)ethan-1-one
75438-54-9
C10H11Cl2N5O
(Thiodi-4,1-phenylene)bis(diphenylsulfonium) Bis(hexafluorophosphate)
??(4-(???????)??)??????(???????????)
74227-35-3
C36H28S3.2(F6P)
5-(Trimethylsilyl)thiazole
5-?????????
79265-36-4
C6H11NSSi
1,2-Bis(phenylsulfinyl)ethanepalladium(II) acetate
1,2-??(?????)?????(II)?????
858971-43-4
C14H14O2S2.C4H6O4Pd
N-Benzylquinidinium (chloride)
77481-82-4
C27H31ClN2O2
5-chloro-4-methylpentanoyl chloride (Apixaban Impurity)
813452-05-0
C6H10Cl2O
3-Bromo-5,6,7,8-tetrahydroimidazo[1,2-a]pyrazine
3-BROMO-5,6,7,8-???????????[1,2-A]??????
954239-19-1
C6H8BrN3
4-Bromo-1-chloro-2-(chloromethyl)benzene
4-BroMo-1-???-2-(?????)??
928758-19-4
C7H5BrCl2
(3-Triethoxysilyl)propyl]succinic Anhydride
3-(???????)?????????
93642-68-3
C13H24O6Si
2-(Phenylthio)Ethyl acrylate
???? 2-(????)??
95175-38-5
C11H12O2S
2-Bromo-6-methyl-4-nitropyridine
2-???-6-??-4-??????
97944-46-2
C6H5BrN2O2
10-Oxo-Deacetyl Bacatin III
92950-45-3
C29H34O10
Genite
???
97-16-5
C12H8Cl2O3S
4-Phenyl-3,4-dihydro-2H-benzo[h]chromene
???????
94305-25-6
C19H16O
4-Bromo-2-chlorothiazole
4-???-2-??????
92977-45-2
C3HBrClNS
4-Bromo-2,7-naphthyridin-1-amine
959558-28-2
C8H6BrN3
(R)-Benzyl 2-amino-3-(4-hydroxyphenyl)propanoate 4-methylbenzenesulfonate
D-???-OBZLP-?????
97984-63-9
C23H25NO6S
1-Cyclopropyl-6-fluoro-7-(4-formylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
93594-39-9
C18H18FN3O4
3-(Thiophen-2-yl)-1h-pyrazol-5-amine
5-??-2-?-1H-???-3-??
96799-03-0
C7H7N3S
4-(4-Bromothiazol-2-yl)morpholine
4-(4-??????-2-?)????
1017781-60-0
C7H9BrN2OS
2-Amino-5-methylnicotinaldehyde
2-???-5-?????????
1023814-35-8
C7H8N2O
3,5-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine
3,5-??????????????
1012085-50-5
C17H27B2NO4
6-Benzoyl-2,3-dihydro-1H-pyrrolizine-1-carboxylic acid (Ketorolac Impurity)
rac????6-???????
1026936-07-1
C15H13NO3
Ammonium tetrachlorocuprate(II) dihydrate,98%
???(II)???2???
10060-13-6
Cl4CuH6NO-
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