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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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Ethyl2-cyano-2-ethyl-3-methylhexanoate??1-????????????100453-11-0C12H21NO2
Tert-butyl (R)-3-(dimethylamino)pyrrolidine-1-carboxylate(R)-1-BOC-3-??????????1004538-33-3C11H22N2O2
tert-Butyl 3-(2-(tert-butoxy)-2-oxoethyl)-4-oxopiperidine-1-carboxylate3-????????,1-[(1,1-??????)????]-4-??-,1,1-?????????1010814-94-4C16H27NO5
(αR)-α-(Aminomethyl)benzeneacetic acid(R)-3-???-2-??-?????1008-63-5C9H11NO2
3,3-Dimethyl-5-nitroindolin-2-one3,3-???-5-??????-2-?100511-00-0C10H10N2O3
(S)-3-Amino-2-benzylpropanoicacidhydrochloride(S)-3-???-2-??????-HCl1010806-95-7C10H14ClNO2
Methyl 3-(4-(aminomethyl)phenyl)propanoate??3-[4-(?????)??]???????100511-78-2C11H15NO2
(1S,3S)-3-(hydroxymethyl)cyclopentan-1-ol3-(??????)?????1007125-14-5C6H12O2
1,4-Dicyclohexylbenzene1087-02-1C18H26
N-(2-(Dimethylamino)ethyl)-n-methylformamide105669-53-2C6H14N2O
tert-Butyl 5-fluoro-3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrrolo[2,3-b]pyridine-1-carboxylate1073338-93-8C18H24BFN2O4
1-Morpholino-5-oxopyrrolidine-3-carboxylic acid1-?????-5-??????-3-?????1086380-62-2C9H14N2O4
(5-Propyl-1H-pyrazol-3-yl)methanamine3-(?????)-5-??????1093415-70-3C7H13N3
3,4-Difluorobenzimidamide hydrochloride3,4-?????-???????107392-33-6C7H7ClF2N2
2-Methyl-3-oxo-4H-1,4-benzoxazine-6-carboxylic acid1092352-65-2C10H9NO4
Prasugrel chloride impurity1056459-37-0C20H21ClFNO3S
2-Bromo-6-fluoroimidazo[1,2-a]pyridine2-BroMo-6-????????[1,2-a]???1060815-08-8C7H4BrFN2
5-Fluoro-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indole1072009-08-5C14H17BFNO2
7-Nitro-3H-imidazo[4,5-b]pyridine3H-????[4,5-b]???,7-???-109151-82-8C6H4N4O2
1-(Phenylsulfonyl)-1H-pyrrolo[3,2-c]pyridine1-(?????)-1H-???[3,2-c]???109113-39-5C13H10N2O2S
Thiazolo[5,4-c]pyridin-2-amine108310-79-8C6H5N3S
2,3,5,6-Tetrachloro-1H-pyridine-4-thione10351-06-1C5HCl4NS
Nickel(II) phosphate????????10381-36-9Ni3O8P2
4-(4-Aminophenoxy)pyridin-2(1H)-one2(1H)-????,4-(4-a?????)-1041861-94-2C11H10N2O2
(2s,4r)-4-(3-Cyanobenzyl)pyrrolidine-2-carboxylic acid hydrochloride1049744-07-1C13H15ClN2O2
N-Methyl-2-(pyridin-4-yl)ethan-1-aminedihydrochloride101252-40-8C8H12N2.2ClH
2,2-Diisobutylpropane-1,3-diol2,2-??????-2,2-????????10547-96-3C11H24O2
Sec-butyl (E)-but-2-enoate????SEC-??????10371-45-6C8H14O2
2-(Tert-Butylamino)-1-(2-chlorophenyl)propan-1-one hydrochloride2-(tert-?????)-2'-????????????1049718-57-1C13H19Cl2NO
(2R,4S)-4-Amino-5-(biphenyl-4-yl)-2-methylpentanoic acid hydrochloride1038924-71-8C18H22ClNO2
Sodium 4-methylbenzenethiolate4-??????,????10486-08-5C7H7NaS
4,4'-Methylenedibenzonitrile4,4'-(1-???)??-?????10466-37-2C15H10N2
2-Chloro-N-ethylacetamide2-???-N-????????105-35-1C4H8ClNO
9-[4-Acetoxy-3-(hydroxymethyl)but-1-yl]-2-aminopurine????????????104227-88-5C12H17N5O3
Methyl 6-ethylpicolinate2-????????,6-??-,??????(9CI)103931-19-7C9H11NO2
N-((2R,3R,4R,5S,6R)-4,5-dihydroxy-6-(hydroxymethyl)-2-(2-nitrophenoxy)tetrahydro-2H-pyran-3-yl)acetamide10139-01-2C14H18N2O8
(2,3-Dihydrobenzofuran-5-yl)methanol103262-35-7C9H10O2
Gatifloxacin Usp Impurity E1029364-65-5C19H22FN3O4
2-((4-Nitrophenyl)amino)-2-oxoacetic acid4-?????????103-94-6C8H6N2O5
2-(Benzylamino)-2-methylpropan-1-ol2-?????-2-??-1-????10250-27-8C11H17NO
2-(4-(Oxiran-2-ylmethoxy)phenyl)ethan-1-ol4-(2-???????)-?????104857-48-9C11H14O3
NSC 4052662-??-3-??????10130-23-1C15H12N2
Tert-butyl 4-(2-aminopyridin-3-yl)piperazine-1-carboxylate (Palbociclib Impurity)1-?????????,4-(2-aMino-3-????)-,1,1-?????????1023594-49-1C14H22N4O2
Ethyl 1H-pyrazolo[3,4-c]pyridine-3-carboxylate??1H-????[3,4-c]???-3-??????1053656-33-9C9H9N3O2
4-IsobutylmorpholineN-????????10315-98-7C8H17NO
1-Chloro-3-fluoro-2-(trifluoromethyl)benzene103889-37-8C7H3ClF4
Ethyl pyrazolo[1,5-a]pyrimidine-6-carboxylate??????[1,5-a]????-6-???????1022920-59-7C9H9N3O2
7,8-Dihydro-6H-isoquinolin-5-one hydrochloride7,8-?????????-5(6H)-?,???103441-65-2C9H10ClNO
2-(Tert-butylamino)-1-(4-chlorophenyl)propan-1-one hydrochloride1049718-72-0C13H19Cl2NO
Methyl 2-bromo-3-(4-(2-(5-ethylpyridin-2-yl)ethoxy)phenyl)propanoate105355-25-7C19H22BrNO3
(S)-2-Azabicyclo[2.2.2]octane-3-carboxylic acid109583-12-2C8H13NO2
5-Fluoro-2-((4-methoxyphenyl)ethynyl)benzaldehyde5–????–2–(4–?????)(????)??????1042369-35-6C16H11FO2
methyl 3-guanidino-4-methylbenzoate nitrate1025716-99-7C10H14N4O5
Propane-2,2-diylbis(4,1-phenylene) diacetate???? A ??????10192-62-8C19H20O4
4,5-Dichloro-1-H-indazole1H-???,4,5-????-1020243-02-0C7H4Cl2N2
(E)-Tert-Butyl 3-(2-formylphenyl)acrylate(E)-3-(2-?????)-2-????1,1-?????????103890-69-3C14H16O3
2,3-Dimethoxy-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine2,3-???????-5-???,???????1083168-92-6C13H20BNO4
Torasemide Impurity 42106944-63-2C16H20N4O3S
Fluvoxamine Impurity 231076198-14-5C19H23F3N2O5
Ethyl 4,5,6,7-tetrahydrothieno[3,2-c]pyridine-2-carboxylate??4,5,6,7-?????????[3,2-c]???-2-???????1080026-94-3C10H13NO2S
Pyrrolidine-3-carbonitrile????-3-?????10603-53-9C5H8N2
Isobutyl valerateISOBUTYL??10588-10-0C9H18O2
(6-(1,3-Dioxolan-2-yl)pyridin-3-yl)boronic acid2-(1,3-DIOXOLAN-2-YL)???-5-???1072952-38-5C8H10BNO4
2-Thiophen-2-ylphenol2(2-???)??106584-13-8C10H8OS
Morpholino(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-3-yl)methanone5-(????-4-????)???-3-???????????1073371-92-2C16H23BN2O4
N-((5aR,6R)-1,7-Dioxo-1,3,4,5a,6,7-hexahydroazeto[2,1-b]furo[3,4-d][1,3]thiazin-6-yl)-2-(thiophen-2-yl)acetamide (Cefoxetine Impurity)??????10590-10-0C14H12N2O4S2
4-Bromo-2,3-dimethyl-6-nitroaniline108485-13-8C8H9BrN2O2
tert-Butyl ((3R)-2-oxoazepan-3-yl)carbamate(R)-tert-??2-?????-3-???????106691-72-9C11H20N2O3
Pyrimidine-4-carbaldehyde oxime1073-65-0C5H5N3O
N-Cyclohexyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine2-(CYCLOHEXYLAMINO)???-5-??????????1073354-34-3C17H27BN2O2
Docetaxel Impurity 251095547-96-8C46H54Cl3NO16
7-Methoxy-1H-indole-3-carbaldehyde7-???-3-??????????109021-59-2C10H9NO2
Sodium undecyl sulfate???N-UNDECYLSULPHATE1072-24-8C11H23NaO4S
Imidacloprid impurity 1105828-41-9C15H14Cl2N6O2
Fmoc-α-Me-Glu(OtBu)-OH1072845-48-7C25H29NO6
Benzyl 2-cyano-2-(4-fluoro-5-methyl-2-nitrophenyl)acetate1071974-01-0C17H13FN2O4
Docetaxel Impurity 381095547-98-0C46H54Cl3NO16
3,3'-Thiobis(propan-1-ol)10595-09-2C6H14O2S
Pyridin-3-yl trifluoromethanesulfonate107658-27-5C6H4F3NO3S
1-Isopropyl-2-methoxy-4-methylbenzene1076-56-8C11H16O
2-Ethoxyethyl acrylate2-???????????106-74-1C7H12O3
2,2'-(Ethane-1,2-diylidene)bis(hydrazine-1-carbothioamide)?????????????1072-12-4C4H8N6S2
7-(Bromomethyl)-1-methyl-1H-indazole7-?????-1-?????1092961-00-6C9H9BrN2
6-Bromo-4-(pyridazin-4-yl)quinoline6-broMo-4-(????-4-?)???1086063-18-4C13H8BrN3
5-Bromo-2-trifluoromethylpyridine-4-boronic acid5-???-2-(????????)???-4-????1072951-57-5C6H4BBrF3NO2
4-Chloroquinolin-6-amine4-???-6-??????1085192-91-1C9H7ClN2
1,2,3,4-Tetra-O-acetyl-6-diphenylphosphoryl-β-D-mannopyranose1,2,3,4-???-O-???-6-???????-??-D-??????108321-48-8C26H29O13P
(3-(p-Tolylcarbamoyl)phenyl)boronic acidN-(p-??)3-????????1072946-03-2C14H14BNO3
3,6-Dibromo-1,2,4,5-tetrazine1071030-18-6C2Br2N4
2-(Methacryloyloxy)ethanesulfonic acid10595-80-9C6H10O5S
(R)-Finerenone1050477-30-9C21H22N4O3
3-Isobutyl 5-methyl 2,6-dimethyl-4-(2-nitrophenyl)pyridine-3,5-dicarboxylate?????????103026-83-1C20H22N2O6
N-(2-amino-4,5,6,7-tetrahydrobenzo[d]thiazol-6-yl)acetamide6-??????-2-???-4,5,6,7-???????????104617-51-8C9H13N3OS
OP-11181030825-28-5C48H68Cl2O17
Tert-butyl (5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyrimidin-2-yl)carbamate2-(TERT-??????????)????-5-???,???????1032758-88-5C15H24BN3O4
(3R,4S)-tetrahydrofuran-3,4-diamine dihydrochlorideCIS-????????-3,4-???????1033712-94-5C4H12Cl2N2O
1-(4-Phenylpiperidin-4-yl)ethan-1-one hydrochloride4-???-4-?????????10315-03-4C13H18ClNO
1-Bromo-3-cyclopropoxybenzene1-???-3-?????????1035690-22-2C9H9BrO
N-isobutylcyclopropanamine hydrochlorideN-???????????????1020353-46-1C7H16ClN
Vinpocetine Impurity 2 (Oxime)102341-40-2C19H23N3O
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