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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/
? ?? ?:
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?? ????
(3R,5S,8aR)-3-Phenylhexahydro-5H-[1,3]oxazolo[3,2-a]pyridine-5-carbonitrile
(-)-2-???-6-??????????
88056-92-2
C14H16N2O
(8S,10S,13S,14S,16R,17R)-17-(2-Chloroacetyl)-10,13,16-trimethyl-3-oxo-6,7,8,10,12,13,14,15,16,17-decahydro-3H-cyclopenta[a]phenanthren-17-yl furan-2-carboxylate (Mometasone Furoate Impurity)
83880-65-3
C27H29ClO5
2-Ethyl 5-methyl 1H-indole-2,5-dicarboxylate
??-2,5-??????2-??????5-??????
884494-66-0
C13H13NO4
4-Bromo-2-nitrothiophene
4-???-2-??????
85598-49-8
C4H2BrNO2S
5,4'-Dihydroxy-6,7,3',5'-tetramethoxyflavone
83133-17-9
C19H18O8
1-Methyl-4-(10-oxo-9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-ylidene)piperidine 1-oxide (Ketotifen Impurity)
????N-????
88456-70-6
C19H19NO2S
L-Leucine allyl ester-4-toluenesulfonate salt
L-????????P-?????????
88224-03-7
C16H25NO5S
(R)-3-((Acetamidomethyl)thio)-2-aminopropanamide
88530-32-9
C6H13N3O2S
5-Chloro-2-fluoronicotinic acid
5-???-2-????????
884494-57-9
C6H3ClFNO2
D-manno-Heptose
7634-39-1
C7H14O7
(3-Amino-4-chlorophenyl)boronic acid hydrochloride
(3-???-4-?????)??????
850568-45-5
C6H7BClNO2
1-(4-(Hydroxymethyl)phenyl)ethanone
???,1-[4-(???????)??]-(9CI)
75633-63-5
C9H10O2
7-Bromo-1,2,3,4-tetrahydronaphthalen-2-amine
7-???-1,2,3,4-??????-????-2-???
885280-71-7
C10H12BrN
Boc-4,5-dehydro-Leu-OH (dicyclohexylammonium) salt
87720-54-5
C23H42N2O4
(S)-N-((1-Methylpyrrolidin-2-yl)methyl)naphthalen-1-amine
82160-07-4
C16H20N2
Spiro[isoindoline-1,4'-piperidin]-3-one
???[?????-1,4'-????]-3-ONEHCL
788812-21-5
C12H14N2O
1H-Imidazole-2-sulfonyl chloride hydrochloride
1H-????-2-???????????
877861-76-2
C3H4Cl2N2O2S
4,4'-(Propane-2,2-diyl)bis(2,6-dichlorophenol)
??????????A
79-95-8
C15H12Cl4O2
2-(2-Fluoro-[1,1'-biphenyl]-4-yl)propanamide
87657-78-1
C15H14FNO
5-Chloro-2-methoxy-4-methylbenzenesulfonyl chloride
5-???-2-???-4-??????????
889939-48-4
C8H8Cl2O3S
Potassium trifluoro(2-hydroxyphenyl)borate
???2-????????????????
850313-92-7
C6H5BF3O.K
(2S,3S)-2-(4-Methoxyphenyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl acetate (Diltiazem Impurity)
87447-47-0
C18H17NO4S
2-Bromo-7-iodo-5-(4-methylbenzenesulfonyl)-5H-pyrrolo[2,3-b]pyrazine
875781-45-6
C13H9BrIN3O2S
(R)-3-Amino-3-(thiophen-3-yl)propanoic acid
(R)-3-???-3-(3-??)-?????
760941-22-8
C7H9NO2S
4-(6-Bromopyrazin-2-yl)morpholine
2-???-6-????????
848841-62-3
C8H10BrN3O
2-Amino-4-morpholin-4-yl-pyrimidine
2-???-4-????-4-?-????
861031-56-3
C8H12N4O
(S)-2-((2-Amino-6-oxo-3H-purin-9(6H)-yl)methoxy)ethyl 2-formamido-3-methylbutanoate (Valaciclovir Impurity)
847670-62-6
C14H20N6O5
(S)-2-Hydroxyethyl 2-amino-3-methylbutanoate 4-methylbenzenesulfonate
86150-61-0
C14H23NO6S
Methyl(phenyl)silane
???????
766-08-5
C7H10Si
(Z)-Methyl heptadec-10-enoate
75190-82-8
C18H34O2
(3-Cyanopyridin-4-yl)boronic acid
3-CYANOPYRIDIN-4-????
874290-89-8
C6H5BN2O2
3-Iodo-1H-pyrrolo[2,3-b]pyridine-5-carbonitrile
3-???-1H-???[2,3-B]???-5-?????
757978-11-3
C8H4IN3
Ethyl 3-(methylamino)-2-butenoate
??3-(?????)-2-??????
870-85-9
C7H13NO2
4-Bromo-6-methyl-1H-indazole
4-???-6-??-1H-INDAZOLE
885521-94-8
C8H7BrN2
3-(N-Ethylaminocarbonyl)phenylboronic acid
3-(N-?????????)?????
850567-21-4
C9H12BNO3
Methyl Calcein Blue Hydrate [Used as an indicator for the coordination titration of copper]
81028-96-8
C14H15NO5
2-(4-(tert-Butoxycarbonyl)piperazin-1-yl)-2-(4-methoxyphenyl)aceticacid
4-[CARBOXY-(4-METHOXY-PHENYL)-METHYL]-PIPERAZINE-1-CARBOXYLICACIDTERT-?????????
868260-17-7
C18H26N2O5
tert-Butyl 3-iodo-1H-pyrrolo[3,2-c]pyridine-1-carboxylate
tert-??3-???-1H-???[3,2-c]???-1-???????
877060-48-5
C12H13IN2O2
Ethyl2,4-dihydroxy-5,6-dimethylnicotinate
77629-51-7
C10H13NO4
2-Methyl-9,10-di(2-naphthyl)anthracene
MADN,2-??-9,10-??(????-2-?)????
804560-00-7
C35H24
(1H-Pyrrol-3-yl)methanamine
(1H-??-3-?)????
888473-50-5
C5H8N2
5-Bromo-1,4-dimethylimidazole
5-???-1,4-???-1H-????
861325-16-8
C5H7BrN2
2,4-Dichloro-5,6,7,8-tetrahydroquinoline
2,4-????-5,6,7,8-?????????
858279-01-3
C9H9Cl2N
N-[(2E)-6,6-Dimethyl-2-hepten-4-yn-1-yl]-N-methyl-2-naphthalenemethanamine hydrochloride (1:1)
877265-30-0
C21H26ClN
Glycyl-L-prolyl-L-alanine
837-83-2
C10H17N3O4
3-Bromo-5-methoxy-1H-indazole
3-???-5-???(1H)???
885519-30-2
C8H7BrN2O
Methyl 3,3-diphenyloxirane-2-carboxylate
3,3-???-???-2-???????????
76527-25-8
C16H14O3
1-((2-(2,4-Difluorophenyl)oxiran-2-yl)methyl)-1H-1,2,4-triazole
86386-76-7
C11H9F2N3O
5-Amino-2,3-dihydropyridazin-3-one
89033-30-7
C4H5N3O
4,6-Difluoronicotinic acid
4,6-?????????
849937-91-3
C6H3F2NO2
1-(2,4-Dichloropyrimidin-5-yl)ethanone
1-(2,4-????????-5-?)???
871254-62-5
C6H4Cl2N2O
2'-(2-Chloroanilino)-6'-(dibutylamino)fluoran
2'-(2-???????)-6'-(??????)????
82137-81-3
C34H33ClN2O3
Methyl 2-(bromomethyl)-5-methoxybenzoate
2-?????-5-???-?????????
788081-99-2
C10H11BrO3
5,6-Epoxy-13-cis retinoic acid
5,6-???-13-??????
81444-57-7
C20H28O3
2-Hydroxy-6-(methoxymethoxy)benzaldehyde
84290-49-3
C9H10O4
4-(3-nitrophenyl)morpholin-3-one (Rivaroxaban Impurity)
4-(3-?????)-3-?????
845729-43-3
C10H10N2O4
4-Methoxybenzoic anhydride
794-94-5
C16H14O5
(Bromomethanetriyl)tris(benzene-4,1-diyl) tribenzoate
4,4′,4′′-???(?????)??? ?????
86610-66-4
C40H27BrO6
1-Boc-4-Aminoindole
1-BOC-4-?????
885270-30-4
C13H16N2O2
2-Chloro-3-hydroxyquinoline-4-carboxylic acid
4-????????,2-???-3-????-(9CI)
847547-91-5
C10H6ClNO3
(3-(Acetamidomethyl)phenyl)boronic acid
(3-????????)?????
850568-42-2
C9H12BNO3
(4'-Fluoro-[1,1'-biphenyl]-2-yl)methanamine
884504-18-1
C13H12FN
Palbociclib Impurity 7
????????7
827022-35-5
C33H45N7O4
Gal-β1,3-GalNAc-β-OMe
N-???-3-OBD-???????-BD-GA
88274-25-3
C15H27NO11
4-(4-Fluorophenyl)pyrimidin-2-amine
4-(4-??????)????-2-??
85979-49-3
C10H8FN3
Methyl 4-acetamido-3-bromo-2-(2-bromoethoxy)-5-chlorobenzoate
748788-39-8
C12H12Br2ClNO4
2-(2,2-Difluoroethoxy)-6-(trifluoromethyl)benzene-1-sulfonyl chloride
2-(2,2-????????)-6-(????????)??-1-????????
865352-01-8
C9H6ClF5O3S
(S)-1-Boc-2-Propylpiperazine
(S)-2-PROPYL-PIPERAZINE-1-CARBOXYLICACIDTERT-BUTYL????
888972-67-6
C12H24N2O2
(R)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-((1-(4,4-dimethyl-2,6-dioxocyclohexylidene)-3-methylbutyl)amino)butanoic acid
872169-32-9
C32H38N2O6
(S)-3-amino-3-(2-(trifluoromethyl)phenyl)propanoic acid
755749-11-2
C10H10F3NO2
6-Benzyloxy-1H-indazole
6-????-1H-???
874668-62-9
C14H12N2O
5-(4-Fluorophenyl)picolinic acid
5-(4-??????)???-2-?????
845826-99-5
C12H8FNO2
5-(Tert-butyl)-2-methoxy-1,3-dinitrobenzene
4-tert-??-2,6-???????
77055-30-2
C11H14N2O5
Ethyl d-methioninate hydrochloride
7512-43-8
C7H16ClNO2S
Methyl 4-(hydroxymethyl)-1H-imidazole-5-carboxylate
5-(???????)-1H-????-4-??????????
82032-43-7
C6H8N2O3
2-(2-Ethyl-1H-imidazol-1-yl)acetic acid
(2-ETHYL-IMIDAZOL-1-YL)-????
883539-33-1
C7H10N2O2
Iron(II)fluoride
????? ?(II), ???(????? ?(II), ???)
7789-28-8
F2Fe
BABPA-B
??-B
844679-02-3
C26H17Br
7-((2-Aminoethyl)amino)-1-ethyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Norfloxacin Impurity)
?????????????
75001-77-3
C14H16FN3O3
Th2F-2Sn
870718-97-1
C10H18F2SSn2
4-(Methylsulfonyl)benzenesulfonyl chloride
82964-91-8
C7H7ClO4S2
2-Bromonicotinamide
87674-18-8
C6H5BrN2O
1-(Bromomethyl)-4-chloro-2-(trifluoromethyl)benzene
4-???-2-(????????)???????
886496-75-9
C8H5BrClF3
2-(Benzofuran-3-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
3-(4,4,5,5-?????-1,3,2-??????-2-?)??[b]??
796851-30-4
C14H17BO3
1-(2-Fluoro-4-(trifluoromethyl)phenyl)piperazine
1-(2-????-4-????????-??)-????
817170-70-0
C11H12F4N2
3',5'-TIPS-N-Ac-Cytidine
85335-73-5
C23H41N3O7Si2
2,4-Dioxo-2,4-dihydro-1H-benzo[d][1,3]oxazine-7-carboxylic acid
4-?????-???????
77423-14-4
C9H5NO5
(4-((3-Fluorophenyl)carbamoyl)phenyl)boronic acid
4-(3-???????????)?????
874288-05-8
C13H11BFNO3
Methyl 3-(cyclopentylamino)propanoate
??3-(????????)???????
754125-43-4
C9H17NO2
3-Iodo-1-(phenylsulfonyl)indole
3-IODO-1-(?????)-1H-??
80360-14-1
C14H10INO2S
3-Methylphenanthrene
3-??????
832-71-3
C15H12
4-(4-Hydroxypiperidin-1-yl)benzaldehyde
4-(4-?????????-1-YL)??????
79421-44-6
C12H15NO2
2-Oxo-2-(3,4,5-trimethoxyphenyl)acetic acid
??(3,4,5-???????)????
88755-16-2
C11H12O6
6-Bromo-2-methylthiazolo[5,4-b]pyridine
6-???-2-??-????[5,4-B]???
886372-92-5
C7H5BrN2S
Di-tert-butylmethylphosphonium Tetraphenylborate
853073-44-6
C33H42BP
2-Chloro-1-(4-isobutylphenyl)propan-1-one
2-???-1-(4-??????)???-1-?
80336-66-9
C13H17ClO
4-Aminopyrrolidin-2-one
2-?????,4-???-(9CI)
88016-17-5
C4H8N2O
(R)-5-(Methoxycarbonyl)-2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3-carboxylic acid
(R)-(-)-1,4-?????-2,6-???-4-(3-?????)-3,5-?????????????????
76093-33-9
C16H16N2O6
2-Chloro-5-fluoro-3-iodopyridine
884494-33-1
C5H2ClFIN
(2-Fluoro-4-methylphenyl)methanamine
2-????-4-??????
771573-01-4
C8H10FN
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