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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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5,6-Dinitrobenzo[d][1,3]dioxole1,2-????-4,5-????????7748-59-6C7H4N2O6
7-Chloroquinazoline7-???????7556-99-2C8H5ClN2
2-((2R,4R,5S)-2-(benzyloxy)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)isoindoline-1,3-dione??2-???-2-?????-D-?????????80035-32-1C21H21NO7
Dimethyl 3,3'-(1,4-phenylene)diacrylate1,4-???????????????7549-44-2C14H14O4
1,1-Dichloropropane 100 μg/mL in Methanol1,1-???????78-99-9C3H6Cl2
N-(4-Chloro-2-(phenylamino)phenyl)-N-methylacetamide (Clobazam Impurity)N-[4-???-2-(?????)??]-N-????????(ClobazaMIMpurity)75524-13-9C15H15ClN2O
Pyrazine-2,5-dicarbaldehyde77666-94-5C6H4N2O2
Diethyl 2-ethyl-2-(pentan-2-yl)malonate??? ??(1-????)?????76-72-2C14H26O4
Ethyl 1-amino-2-vinylcyclopropanecarboxylate787548-29-2C8H13NO2
Acetonitrilebis[2-diphenylphosphino-6-t-butylpyridine]cyclopentadienylruthenium(II) hexafluorophosphate????????[2-???????-6-T-?????]???????????(II)?????????776230-17-2C49H52F6N3P3Ru5*
2-(3,4-Difluoro-5-methoxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane754226-38-5C13H17BF2O3
4-Chloro-N-(2-hydroxypropyl)benzenesulfonamide4-???-N-(2-???????)???????74668-38-5C9H12ClNO3S
7-Azaspiro[3.5]nonane7-??-???[3.5]??766-34-7C8H15N
[1,5]Naphthyridine-4-carboxylic acid1,5-?????-4-?????79426-14-5C9H6N2O2
(R)-Indolin-2-ylmethanol(2R)-2,3-?????-1H-??-2-????77122-21-5C9H11NO
Iridiumtetrabromide7789-64-2Br4Ir
m-PEG5-Tos????????????????????80755-67-5C18H30O8S
5-(4-Nitrophenyl)-1H-pyrazol-3-amine5-(4-?????)-2H-???-3-???78583-83-2C9H8N4O2
4-Oxo-1-phenylcyclohexane-1-carboxylic acid4-OXO-1-????????????75945-91-4C13H14O3
2-Bromo-N-ethylbenzamide2-???-?-??????80031-02-3C9H10BrNO
4-(4-Chloro-phenyl)-thiazole-2-carboxylic acid4-(4-???-??)-???-2-?????779320-20-6C10H6ClNO2S
(S)-3-amino-3-(2,3-dimethoxyphenyl)propanoic acid(S)-3-???-3-(2,3-?????-??)-?????752198-18-8C11H15NO4
(S)-5-(hydroxymethyl)furan-2(5H)-one(S)-(-)???????-3(2H)-???78508-96-0C5H6O3
Methyl 3-(4-nitrophenyl)propiolateP-??????????7515-15-3C10H7NO4
3-Hexen-2-one3-??-2-?763-93-9C6H10O
Ethyl 2-methyl-4H-furo[3,2-b]pyrrole-5-carboxylate??2-??-4H-??[3,2-b]??-5-???????80709-78-0C10H11NO3
Cyclohexyl 3-methylbutanoate???????????????7774-44-9C11H20O2
((2R,3S,4R,5R)-5-(2,6-Diamino-9H-purin-9-yl)-3,4-dihydroxytetrahydrofuran-2-yl)methyl dihydrogen phosphate (Fludarabine Impurity)7561-54-8C10H15N6O7P
Mil-53(Fe)764608-47-1C8H4FeO5
2-(2-Nitroethoxy)tetrahydro-2H-pyran75233-61-3C7H13NO4
2,6-Nonadien-1-ol2,6-??????7786-44-9C9H16O
2,2,2-trifluoro-1-p-tolylethanamine2,2,2-??????-1-P-??-????75703-26-3C9H10F3N
3-Benzoyl-7-(diethylamino)chromen-2-one3-???-7-?????????77016-78-5C20H19NO3
3H-Imidazo[4,5-b]pyridine-7-carboxylic acid3H-????[4,5-B]???-7-?????78316-08-2C7H5N3O2
2-Bromo-5-fluorobenzene-1-sulfonyl chloride2-broMo-5-??????-1-????????771-67-5C6H3BrClFO2S
Pyrrolidine,1-[(2E)-3-(3,5-dimethoxyphenyl)-1-oxo-2-propenyl]-4'-??????????C807372-38-9C15H19NO3
4-Amino-5-methylimidazole dihydrochloride4-???-5-???????????????79681-02-0C4H9Cl2N3
Chlorodihydrido[bis(2-di-i-propylphosphinoethyl)amine]iridium(III)????????[BIS(2-DI-I-?????????)??]???(III)791629-96-4C16H40ClIrNP2
Bis(N,N-dimethylacetamide) Hydrogen DibromobromateBIS(N,N-?????????)??????????75381-80-5C8H19Br4N2O2
4-(3,5-Dimethyl-1h-pyrazol-1-yl)benzoic acid4-(3,5-???-???-1-?)-???81282-82-8C12H12N2O2
rel-(1R,2S)-N1,N2-Dimethylcyclohexane-1,2-diamine??-N,N'-???-1,2-?????????75599-23-4C8H18N2
2-Fluoro-4-(trifluoromethyl)phenol2-????-4-(????????)??77227-78-2C7H4F4O
2,5-Dioxopyrrolidin-1-yl N2-((benzyloxy)carbonyl)-N6-(tert-butoxycarbonyl)-D-lysinate78603-23-3C23H31N3O8
(2R,3R,4R,5S,6R)-6-(Hydroxymethyl)-5-(((2R,3R,4S,5S,6S)-3,4,5-trihydroxy-6-(mercaptomethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2,3,4-triol80951-92-4C12H22O10S
2,4,6-Tri(propan-2-yl)-1,3,5-trioxane2,4,6-?????-2-YL-1,3,5-????7580-12-3C12H24O3
N-(tert-butyl)acetamideN-TERT-?????????762-84-5C6H13NO
9-Ethylcarbazole-3-carboxaldehyde methylphenylhydrazone75232-44-9C22H21N3
4-Chloro-N,N-diethylbenzamide4-???-N,N-???????7461-38-3C11H14ClNO
4-(tert-Butyl)-N-(4-isopropylphenyl)aniline4-T-??-N-(4-???????)??782504-35-2C19H25N
3-(Methylsulfonyl)aniline hydrochloride3-(????)????????????80213-28-1C7H10ClNO2S
Sodium 4-(2-carboxy-2-hydroxyethyl)-2-methoxyphenolate4-HYDROXY-3-?????-???????77305-02-3C10H11NaO5
((Benzyloxy)carbonyl)-L-alanyl-L-methionine76264-05-6C16H22N2O5S
2-Amino-1-(4-bromophenyl)ethanone2-???-4'-????????7644-04-4C8H8BrNO
2-(Pyrrolidin-3-yl)acetic acid hydrochloride3-????????,???80616-50-8C6H12ClNO2
1-Amino-4-bromo-2-methyl-9,10-dihydroanthracene-9,10-dione81-50-5C15H10BrNO2
(2,2,2-Trifluoroacetyl)-d-phenylalanine7656-14-6C11H10F3NO3
4-(4-Carboxyphenoxy)phthalic acid7717-74-0C15H10O7
3-Chloro-4-(dichloromethyl)-5-hydroxyfuran-2(5H)-one77439-76-0C5H3Cl3O3
2-(Bromomethyl)-4,6-dimethylpyridine79313-01-2C8H10BrN
2-Methyl-4-chloro-7-methoxyquinoline4-???-7-???-2-?????75896-68-3C11H10ClNO
(6-(Methylimino)-1,6-dihydropyridin-3-yl)boronic acid6-(?????)-3-???????774170-15-9C6H9BN2O2
Ethyl 4-(cyclopropylamino)butanoate4-(??????????)?????????813429-65-1C9H17NO2
Methyl 3-(5-(2-fluorophenyl)-1,2,4-oxadiazol-3-yl)benzoate???,3-[5-(2-??????)-1,2,4-?????-3-?]-,??????775304-60-4C16H11FN2O3
Benzyl 3-hydroxybenzoate???,3-????-,????????77513-40-7C14H12O3
1-Methylcyclohexyl methacrylate1-???????-2-???????76392-14-8C11H18O2
(R)-7-Bromo-1,2,3,4-tetrahydronaphthalen-1-amine(R)-7-broMo-1,2,3,4-???????????-1-aMine794507-89-4C10H12BrN
Sildenafil Impurity 16676424-56-1C7H12N4O
1-Ethynyl-4-heptylbenzene1-???-4-????79887-12-0C15H20
5-Isopropyl 3-methyl 2-formyl-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate75530-60-8C19H20N2O7
(1S,5R)-3,3,5-trimethylcyclohexan-1-ol767-54-4C9H18O
2-(1,3-Oxazol-5-yl)aniline2-(1,3-OXAZOL-5-YL)???774238-36-7C9H8N2O
Methyldiphenylsilanol778-25-6C13H14OSi
tert-Butyl (S)-2-hydroxy-3-phenylpropanoate??????,a-????-,1,1-?????????,(S)-7622-23-3C13H18O3
1-Bromo-2-methyl-hexadecane1-???-2-??????81367-59-1C17H35Br
Benzyl (S)-1,2,3,4-tetrahydroisoquinoline-3-carboxylate??(3S)-1,2,3,4-????????????-3-?????????77497-96-2C17H17NO2
5-Iodo-1-methyl-1H-pyrazolo[3,4-b]pyridin-3-amine766515-35-9C7H7IN4
tert-butyl 3-amino-4,4-diethoxypiperidine-1-carboxylate3-???-4,4-????????-1-?????tert-??????796062-33-4C14H28N2O4
5-Bromo-2-(piperidin-4-yloxy)pyrimidine5-???-2-(????-4-???)????792180-52-0C9H12BrN3O
(5-Methylpyridin-3-yl)methanamineRARECHEM?BW2469771574-45-9C7H10N2
Quinoline-4-carbothioamide???-4-??????74585-98-1C10H8N2S
tert-Butyl 4-benzyl-3-oxopiperazine-1-carboxylate4-??-3-??????-1-?????TERT-??????78551-60-7C16H22N2O3
Bis(trimethylsilyl) but-2-ynedioate??(??????)???????????76734-92-4C10H18O4Si2
Methyl (Z)-2-(1-methylpyrrolidin-2-ylidene)acetate??2-(1-??-2-??????)?????78167-68-7C8H13NO2
Benzyl 2-(2-benzyl-3-mercaptopropanamido)acetate (Racecadotril Impurity)??????????81110-69-2C19H21NO3S
Trans-2-(pyridin-4-yl)cyclopropanecarboxylic acid801149-24-6C9H9NO2
N-2-Nitrophenylsulfenyl-L-alanine Dicyclohexylammonium Salt7675-46-9C21H33N3O4S
Sulbactam Impurity 2775527-88-7C8H10BrNO5S
((Benzyloxy)carbonyl)-l-phenylalanyl-l-proline7669-64-9C22H24N2O5
4-((2-Methyl-1H-imidazol-1-yl)methyl)aniline4-(2-??????-1-???)????772311-98-5C11H13N3
3-Chloro-4-methylaniline hydrochloride????,3-???-4-??-,???7745-89-3C7H8ClN.ClH
(1S,4R)-4-(3,4-Dichlorophenyl)-N-methyl-1,2,3,4-tetrahydronaphthalen-1-amine hydrochloride (Sertraline Impurity)(1S,4R)????????79896-31-4C17H18Cl3N
Acamprosate3-(??????)??????77337-76-9C5H11NO4S
2-Carbamoyl-3-nitrobenzoic acid2-???????-3-??????77326-45-5C8H6N2O5
Spiro[piperidine-4,4'-pyrido[2,3-d][1,3]oxazin]-2'(1'H)-one753440-87-8C11H13N3O2
2-(Tert-butyldimethylsilyl)isoindoline-1,3-dioneN-(tert-???????)?????79293-84-8C14H19NO2Si
N1-(Pyridin-2-yl)ethane-1,2-diamineN-2-????-1,2-?????74764-17-3C7H11N3
1-(3-(Trimethoxysilyl)propyl)-1H-pyrrole80906-67-8C10H19NO3Si
Diethyl 2-(3-fluoro-4-nitrophenyl)-2-methylmalonate???(3-????-4-?????)???????78543-06-3C14H16FNO6
4-((6-Chloroquinoxalin-2-yl)oxy)phenol6-???-2-[(4-HYDROXYPHENYL)OXY]????76578-79-5C14H9ClN2O2
Methyl 2-aminoquinoline-3-carboxylate3-????????,2-???-,??????(9CI)75353-50-3C11H10N2O2
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