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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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1-(Phenylsulfonyl)-1H-imidazole1-?????????46248-01-5C9H8N2O2S
n-Methyl-3-(methylamino)propanamideN~1~,N~3~-???-??-??????(SALTDATA:HCl)50836-82-3C5H12N2O
4'-Fluoro-2'-nitroacetanilide4-????-2-??????????448-39-5C8H7FN2O3
2-(2-Hydroxyethoxy)phenol2-(2-???????)??4792-78-3C8H10O3
2-(3-Fluoro-5-methylphenyl)acetonitrile????????,3-????-5-??-(9CI)518070-21-8C9H8FN
6,7-Dimethoxy-1-methyl-3,4-dihydroisoquinoline1-??-6,7-?????-3,4-??????????4721-98-6C12H15NO2
3-Amino-7-chloro-1,2,4-benzotriazine1,2,4-??????-3-??,7-???-5423-53-0C7H5ClN4
4-Hydroxy-3,6-dimethyl-1,2-dihydropyridin-2-one2(1H)-????,4-?????-3,6-???-4664-13-5C7H9NO2
5,6,11,12-Tetradehydrodibenzo[a,e]cyclooctene5,6,11,12-??????????[a,e]?????53397-65-2C16H8
(6-Chloro-1H-indol-2-yl)methanol(6-???-1H-INDOL-2-YL)-???53590-58-2C9H8ClNO
2,5-Bis(trifluoromethyl)benzonitrile51012-27-2C9H3F6N
N-EthylpropionamideN- ?? ???????5129-72-6C5H11NO
5-Bromo-1H-pyrazole-3-carbaldehyde5-???-1H-???-3-???????518357-37-4C4H3BrN2O
N,N-diethyl-2-methoxy-N-methylethan-1-aminium bis((trifluoromethyl)sulfonyl)amide464927-84-2C8H20NO.C2F6NO4S2
5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid5-?????-4-??-4H-??-2-????499-78-5C6H4O5
(S)-Ethyl 2-amino-3-(4-chlorophenyl)propanoate hydrochloride52031-05-7C11H15Cl2NO2
5-Amino-3-methylthiophene-2,4-dicarbonitrile2-???-3,5-?????????52603-48-2C7H5N3S
Pyridine-2,3-dicarboxamide???-2,3-??????4663-94-9C7H7N3O2
4-((4-Boronophenyl)amino)-4-oxobutanoic acidN-(4-?????)?????480424-95-1C10H12BNO5
Ethyl 1-(4-methoxyphenyl)-7-oxo-4,5,6,7-tetrahydro-1H-pyrazolo[3,4-c]pyridine-3-carboxylate503614-56-0C16H17N3O4
Prostaglandin Impurity 2654324-79-7C30H25ClO6
3,4-Dibromo-thieno[2,3-b]thiophene3,4-???????[2,3-b]???53255-78-0C6H2Br2S2
Bis(4-fluorophenyl)(phenyl)phosphine oxide54300-32-2C18H13F2OP
(S)-N-(2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(tert-butoxy)-4-oxobutanoyl)-N-(2-hydroxy-4-methoxybenzyl)glycine502640-94-0C33H36N2O9
L-tyrosyl-L-prolineα-?????(1-2)51871-47-7C14H18N2O4
Tris[triphenylphosphinegold(I)]oxonium tetrafluoroborate???(?????????)?????????????53317-87-6C54H45Au3BF4OP3
4,4'-Dichloro diphenyl sulfide5181-10-2C12H8Cl2S
2-Ethyl-9,10-bis(phenylethynyl)anthracene9,10-??(?????)-2-??????53158-83-1C32H22
Tris(2,4-dimethyl-5-sulfophenyl)phosphine trisodium salt???(4,6-???-3-??????)?????????443150-11-6C24H28NaO9PS3
ThreonylleucineH-THR-LEU-?50299-12-2C10H20N2O4
Diisopropyl allylboronate?????????????51851-79-7C9H19BO2
(4-Bromothiophen-2-yl)boronic acid3-??????-5-??499769-92-5C4H4BBrO2S
Sodium 4-amino-3-nitrobenzenesulfonate5042-33-1C6H5N2NaO5S
(S)-3-(4-methoxyphenyl)-2-(methylamino)propanoic acidN-ME-4-???-PHE-OH52939-33-0C11H15NO3
2-Cyclohexylpropan-1-ol2-??????-1-????5442-00-2C9H18O
(E)-3-(4-Nitrophenyl)acrylaldehyde49678-08-2C9H7NO3
2,2'-(Ethane-1,2-diylbis(oxy))dibenzaldehyde52118-10-2C16 H14 O4
2-Bromo-5-Chloroterephthalic Acid2-???-5-????????500550-60-7C8H4BrClO4
(R)-3-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(2-fluorophenyl)propanoic acid511272-50-7C24H20FNO4
Diethyl (4-isopropyl-3,5-dimethoxybenzyl)phosphonate????,[[3,5-????-4-(1-????)??]??]-,???????(9CI)443982-76-1C16H27O5P
5-Phenyl-[1,3,4]oxadiazol-2-yl-methylamine46182-58-5C9H9N3O
6-Bromo-1-naphthoic acid6-???????-1-?????51934-38-4C11H7BrO2
1-(Pyridin-3-yl)cyclopropan-1-amine503417-38-7C8H10N2
4-Bromo-N,N-dimethyl-3-(trifluoromethyl)aniline4-???-N,N-???-3-(????????)???51332-24-2C9H9BrF3N
2-(1H-Imidazol-2-yl)phenol2-(1H-????-2-?)-??52755-90-5C9H8N2O
L-CanavanineL-ALPHA-AMINO-GAMMA-[GUANIDINOOXY]-N-????543-38-4C5H12N4O3
(R)-3-amino-4-(2,5-difluorophenyl)-1-(3-(trifluoromethyl)-5,6-dihydro-[1,2,4]triazolo[4,3-a]pyrazin-7(8H)-yl)butan-1-one (Sitagliptin Impurity）?????????IMpurity5486460-31-5C16H16F5N5O
2-(4-tert-Butylphenyl)pyridine2-(4-tert-???)???524713-66-4C15H17N
1-Cyclopropyl-1-(3-pyridyl)methylamine535925-69-0C9H12N2
(1S,2S,4S,5S)-2,5-Bis(3,5-di-tert-butyl-2-hydroxybenzylideneamino)bicyclo[2.2.1]heptane539834-16-7C37H54N2O2
Cyclopentadecanol?????????4727-17-7C15H30O
(4-(Pyrrolidin-1-ylsulfonyl)phenyl)boronic acid486422-57-5C10H14BNO4S
2-(2-Cyanopyridin-4-yl)acetic acid2-???-4-???????502509-05-9C8H6N2O2
4,5-dichloro-3,6-dihydroxyphthalonitrile (Brexpiprazole Impurity）4640-41-9C8H2Cl2N2O2
(3-(1H-Pyrazol-1-yl)phenyl)boronic acid3-???-1-YL-?????476620-22-1C9H9BN2O2
(4-Fluoro-2-propoxyphenyl)boronic acid4-????-2-?????????480438-60-6C9H12BFO3
Dimethyl vinylphosphonate4645-32-3C4H9O3P
Methyl ((benzyloxy)carbonyl)-l-valyl-l-phenylalaninate4817-95-2C23H28N2O5
4-(2-Hydroxyethyl)picolinic acid2-????????,4-(2-??????)-(9CI)502509-10-6C8H9NO3
3-Chloropropane-1,2-diol dipalmitaterac1,2-??-???-3-????????51930-97-3C35H67ClO4
Chlorthalidone impurity5270-74-6C14H10ClNO5S
4,4′-Diethyl [1,1′-biphenyl]-4,4′-dicarboxylate47230-38-6C18H18O4
Triisopropylphosphate513-02-0C9H21O4P
RU 23686 (free base)5-???-3-????-4-YL-1H-??52157-82-1C14H18N2O
5-(Chloromethyl)-3-isopropyl-1,2,4-oxadiazole5-(?????)-3-?????-1,2,4-?????54042-97-6C6H9ClN2O
Xylosucrose???????512-66-3C11H20O10
ethyl 1-(1,1-dioxidotetrahydrothiophen-3-yl)-5-hydroxy-1H-pyrazole-3-carboxylate3-??????-5-?????-1-???????51986-04-0C10H14N2O5S
4-Methyl-3-oxo-2-(2-oxo-1,2-diphenylethyl)-N-phenylpentanamideN,3-???-2-(2-??-1-?????)4-??-N-???????(???????????)444577-70-2C26H25NO3
(s)-3-Amino-3-(3-fluorophenyl)propanoic acid hydrochloride490034-80-5C9H11ClFNO2
2-[2-Methyl-6-[2-(2,3,6,7-tetrahydro-1H,5H-benzo[ij]quinolizin-9-yl)ethenyl]-4H-pyran-4-ylidene]propanedinitrile51325-95-2C23H21N3O
Diphenoxymethane??????4442-41-5C13H12O2
(r)-3-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(2-chlorophenyl)propanoic acid511272-52-9C24H20ClNO4
2-Chloro-4-phenylbenzo[h]quinazoline4786-80-5C18H11ClN2
Ciprofloxacin Impurity 2 HCl (Ciprofloxacin Related Compound HCl)????????????528851-30-1C15H17Cl2N3O3
4,4'-Dibromo-2,2'-bithiophene4,4'-????-2,2'-????51285-60-0C8H4Br2S2
4-(3-phenylacrylamido)benzoic acid4-???????54057-59-9C16H13NO3
Sodium 6-oxo-3,6-dihydropurin-7-ide??????????45738-97-4C5H4N4NaO
3,5,5-Trimethyl-2-cyclohexen-1-ol3,5,5-????-2-?????-1-OL470-99-5C9H16O
2-Butylpyridine2-?????5058-19-5C9H13N
4-Nitro-1,2-phenylenediamine monohydrochloride4-????-o-????????????53209-19-1C6H8ClN3O2
3-(6-Aminopyridin-3-yl)propanoic acid3-(6-??????-3-?)????446263-96-3C8H10N2O2
7-Chloro-1-methyl-5-phenyl-[1,2,4]triazolo[4,3-a]quinolin-4-amine (Alprazolam Impurity)7-???-1-??-5-??-448950-89-8C17H13ClN4
Dehydroergosterol????????516-85-8C28H42O
1-Phenethylpiperazine5321-49-3C12H18N2
2,4,6-Triphenylpyryliumhydrogensulfate2,4,6-???????????51071-75-1C23H18O5S
(E)-2-((5-bromopyridin-2-yl)diazenyl)-5-(dimethylamino)phenol2-(5-???-2-?????)-5-????????50783-82-9C13H13BrN4O
3-(Dimethylamino)-2-(thiophene-2-carbonyl)acrylonitrile2-[(???????)???]-3-OXO-3-(2-???)??????52200-22-3C10H10N2OS
Ethyla-bromo-4-chlorophenylacetate5445-25-0C10H10BrClO2
3-Phenylheptamethyltrisiloxane546-44-1C13H26O2Si3
N,N,3-trimethyl-4-(phenyldiazenyl)aniline54-88-6C15H17N3
4-Bromo-1,8-naphthyridine4-???-1,8-?????54569-28-7C8H5BrN2
3,6-Diphenyl-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione2,5-??????-3,6-???????[3,4c]??-1,4-???54660-00-3C18H12N2O2
1-(4-Chlorophenyl)-2-methylpropan-2-ol1-(4-?????)-2-??-2-????5468-97-3C10H13ClO
Sodium 2,6-dinitro-4-(trifluoromethyl)benzenesulfonate54495-25-9C7H2F3N2NaO7S
N-(2-Amino-4-methoxyphenyl)acetamideN-(2-???-4-?????)??????5472-37-7C9H12N2O2
2-(2,6-Dimethylphenyl)acetonitrile2,6-???????????54708-14-4C10H11N
N-methyl-Glycine phenylmethyl ester，4-methylbenzenesulfonate (1:1)54384-06-4C17H21NO5S
Cyclohexylthiourea5055-72-1C7H14N2S
N-methylnaphthalen-1-amine hydrochlorideN-??-1-????????4643-36-1C11H12ClN
3-Hydroxythiophene-2-carboxylic acid5118-07-0C5H4O3S
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