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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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tert-Butyl (2R,4R)-4-hydroxy-2-methylpyrrolidine-1-carboxylate(2R,4R)-N-Boc-4-????-2-??????114676-93-6C10H19NO3
(1S,3R)-3-Aminocyclohexan-1-ol(1S,3R)-3-??????????1110772-04-7C6H13NO
Ethyl 1-pyrimidin-2-yl-piperidine-4-carboxylate111247-60-0C12H17N3O2
5-Bromochroman-4-one5-???-4-????1199782-67-6C9H7BrO2
3-Amino-3-(4-isopropylphenyl)propionic acid3-???-3-(4-???????)????117391-53-4C12H17NO2
2-(Benzyl(cyclopropylmethyl)amino)ethan-1-ol2-[??(?????????)???]???1249321-20-7C13H19NO
Methyl 4-fluoro-3-formylbenzoate??4-????-3-????????1093865-65-6C9H7FO3
cis-8-hydroxy-4a,8-dimethyl-4,4a,5,6,7,8-hexahydronaphthalen-2(3H)-one133369-42-3C12H18O2
5-Aminopiperidin-2-one hydrochloride5-???-????-2-????1235440-18-2C5H11ClN2O
Tris-Pcz1141757-83-6C54H35N3
Bisoprolol Ep Impurity D1225195-71-0C26H40N2O5
4-Methoxy-3-methylbenzyl alcohol4-???-3-???????114787-91-6C9H12O2
2,9-Bis(3-(dimethylamino)propyl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetraoneDAPERDNA????*117901-97-0C34H32N4O4
1,3-Diaminotetrafluorobenzene1198-63-6C6H4F4N2
Methyl 3-aminothieno[3,2-b]pyridine-2-carboxylate111042-90-1C9H8N2O2S
(R)-2-Methylpentanedioic acid(R)-(+)-2-???????1115-81-7C6H10O4
cis-Tamoxifen2-[4-[(E)-1,2-?????-1-??]???]-N,N-???-????13002-65-8C26H29NO
3,5-Dimethylpyridine-4-carbothioamide3,5-?????????????1092961-05-1C8H10N2S
Coclauril127350-68-9C8H9NO2
(R)-(Tetrahydrofuran-3-yl)methanol(R)-????????-3-?…124506-31-6C5H10O2
N-Methyl-4-(methylamino)-1H-imidazole-5-carboxamide hydrochloride (Theophylline Impurity)????????116131-08-9C6H10ClN4O
2-Bromo-3,4,5-trichloropyridine2-broMo-3,4,5-????????1330061-11-4C5HBrCl3N
(3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12,13-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-7-methoxy-10-(methoxyimino)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one (Clarithromycin Impurity)ClarithroMycin???G127182-44-9C39H72N2O13
7-Bromo-2-phenylquinoline2-??-7-??????1203578-65-7C15H10BrN
2-Hydroxy-2-azaadamantane2-Hydroxy-2-azaada??1155843-79-0C9H15NO
Vortioxetine Impurity 4????????41293489-77-6C18H22N2S
tert-Butyl ((3R,6S)-6-methylpiperidin-3-yl)carbamatetert-??((3R,6S)-6-??????-3-?)??????1227917-63-6C11H22N2O2
2-(Dioctadecylcarbamoyl)benzoic acid????????????????????????127733-92-0C44H79NO3
1'-epi Gemcitabine (hydrochloride)122111-05-1C9H12ClF2N3O4
(S)-2-((3S,5aS,9aS,10aS)-3-Methyl-1,4-dioxodecahydropyrazino[1,2-a]indol-2(1H)-yl)pentanoic acid (Perindopril Impurity)?????????MA129970-99-6C17H26N2O4
(s)-2-(1-Aminoethyl)-4-chlorophenol(S)-2-(1-a????)-4-?????1228569-39-8C8H10ClNO
Febuxostat Impurity O1312815-35-2C12H9NO4S
Ammonium pentaborate tetrahydrate??????????12046-04-7B5H7NO11(-3)
(S)-2-Cbz-aminobutane-1,4-diol118219-23-1C12H17NO4
5-Hydroxypentanoic acid5-?????????13392-69-3C5H10O3
(2-(Ethoxycarbonyl)furan-3-yl)boronic acid2-(???????)??-3-???1150114-62-7C7H9BO5
N-Desethyl-N-propyl OxybutyninN-????-N-????????1215677-72-7C23H33NO3
5,6-Bis(octyloxy)benzo[c][1,2,5]thiadiazole5,6-??(????)-2,1,3-???????1254353-37-1C22H36N2O2S
1,8-Dibromoanthracene1,8-??(???????)???131276-24-9C14H8Br2
3-(Trifluoromethyl)Pyrrolidine Hydrochloride3-(????????)????HCL1189485-03-7C5H9ClF3N
N-Boc-2-amino-5-hydroxypyridineN-BOC-2-αMino-5-???????1187930-13-7C10H14N2O3
(Z)-3-(Hydroxymethylene)-4-(4-methylpiperazin-1-yl)-1H-benzo[b][1,4]diazepine-2(3H)-thione (Olanzapine Impurity)???????????1320360-86-8C15H18N4OS
tert-Butyl 4-hydroxy-6-azaspiro[2.5]octane-6-carboxylate6-?????[2.5]??-6-?????,4-?????-,1,1-?????????1101840-72-5C12H21NO3
5-tert-Butyl-2-phenyl-2H-pyrazol-3-ylamin5-TERT-??-2-??-2H-???-3-???126208-61-5C13H17N3
(S)-3-(4-Bromophenyl)piperidine(S)-3-(4-?????)????1335523-82-4C11H14BrN
Tetrabutylphosphonium benzotriazolate??????????????????109348-55-2C22H40N3P
Cobalt(IV) sulfide??? ?????12013-10-4CoS2
(6R,7S)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-((carboxymethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefixime Impurity)???108691-83-4C16H15N5O7S2
4-Bromo-2-iodo-1H-pyrrolo[2,3-b]pyridine4-???-2-???-7-????1260879-70-6C7H4BrIN2
(R)-tert-Butyl piperidin-3-ylcarbamate hydrochloride(R)-3-(Boc-αMino)???????1217656-59-1C10H21ClN2O2
4'-Demethyldehydropodophyllotoxin117669-31-5C21H16O8
1,3-Dihydro-1-hydroxy-2,1-benzoxaborol-6-ol??[c][1,2]????-1,6(3H)-??1196473-37-6C7H7BO3
Vortioxetine Impurity 61-[2-[(3,4-?????)??]??]-????1293489-74-3C18H22N2S
N-(3-Hydroxyphenyl)prop-2-enamideN-(3-??????)??????13040-21-6C9H9NO2
3-(((2S,3R)-2-((R)-1-(3,5-Bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl)morpholino)methyl)-1H-1,2,4-triazol-5(4H)-one (Aprepitant impurity)1185502-97-9C23H21F7N4O3
4-Chloro-N,N-dimethylpicolinamide (Sorafenib Impurity）114780-06-2C8H9ClN2O
3-Chloro-4-(1H-pyrazol-1-yl)benzaldehyde3-???-4-(1H-???-1-?)??????1186663-52-4C10H7ClN2O
sodium 1-(1H-benzo[d]imidazol-2-yl)-3-methyl-4-oxo-1,4-dihydropyridine-2-carboxylate (Rabeprazole Impurity）1163685-30-0C14H11N3O3
(S)-2-((3S,5aS,9aS,10aR)-3-Methyl-1,4-dioxodecahydropyrazino[1,2-a]indol-2(1H)-yl)pentanoic acid (Perindopril Impurity)?????????MB130061-28-8C17H26N2O4
3-Bromo-6-(methylsulfanyl)-1H-pyrazolo[3,4-d]pyrimidine3-BroMo-6-(????)-1H-????[3,4-d]????1306829-95-7C6H5BrN4S
Edaravone impurity P3????iMpurityP31323485-71-7C13H16N2O4S
Methyl 5-bromo-2-(difluoromethoxy)benzoate??5-broMo-2-(????????)?????1131587-78-4C9H7BrF2O3
4,4'-Sulfonylbis(nitrobenzene)1156-50-9C12H8N2O6S
(8S,9S,10R,13S,14S,17S)-17-Acetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one (Progesterone Impurity)1,4-??????-3,20-???1162-54-5C21H28O2
1-Amino-5-chloroanthracene-9,10-dione1-???-5-????????117-11-3C14H8ClNO2
tert-Butyl 2-bromo-1h-pyrrole-1-carboxylateN-BOC-2-?????117657-37-1C9H12BrNO2
Aluminumsulfide????? ??????1302-81-4Al2S3
25,26,27,28-Tetrahydroxypentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(25),3,5,7(28),9,11,13(27),15,17,19(26),21,23-dodecaene-5,11,17,23-tetrasulfonic acid4-?????[4]??112269-92-8C28H24O16S4
Ethyl 3-hydroxy-8,9-dihydro-5H-pyridazino[3,4-d]azepine-7(6H)-carboxylate1190897-26-7C11H15N3O3
Methyl 3-amino-4,5-dichlorobenzoate??3-aMino-4,5-?????????1250663-38-7C8H7Cl2NO2
4-Bromo-1H-pyrrolo[2,3-c]pyridin-2(3H)-one1190318-93-4C7H5BrN2O
3-Bromo-6-chloro-2-(trifluoromethyl)pyridine3-BroMo-6-???-2-(????????)???1227563-63-4C6H2BrClF3N
1-[[(2E)-3-Phenyl-2-propen-1-yl]oxy]naphthalene1091626-77-5C19H16O
(3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-14-Ethyl-12,13-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-6-(((2S,3R,4S,6R)-3-hydroxy-6-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-10-(hydroxyimino)-7-methoxy-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one (Clarithromycin Impurity)127182-43-8C37H68N2O13
N2-[(1,1-Dimethylethoxy)carbonyl]-N5-[imino[[(4-methoxy-2,3,6-trimethylphenyl)sulfonyl]amino]methyl]-N2-methyl-L-ornithine125602-26-8C22H36N4O7S
Isoviolanthrone128-64-3C34H16O2
2,4-Dimethyl-8-hydroxyquinoline2,4-???-8-???????115310-98-0C11H11NO
2-Chloro-3-iodoquinoline2-???-3-??????128676-85-7C9H5ClIN
BAPTA tetramethyl esterBAPTA-?????????125367-34-2C26H32N2O10
2,4-Hexadien-1-ol111-28-4C6H10O
6,7-dimethoxy-1H-quinolin-4-one6,7-????-3H-???-4-?127285-54-5C11H11NO3
3,4-Dibromo-5-fluoropyridine3,4-????-5-???????1260843-59-1C5H2Br2FN
2-Bromo-N-hexadecylacetamide2-???-N-??????????1138445-61-0C18H36BrNO
4-(4-Carboxy-3-fluorophenyl)-2-fluorobenzoic acid4-(4-????-3-??????)-2-???????1261929-07-0C14H8F2O4
N-Boc-3-chloro-2-nitroanilinetert-??(3-???-2-?????)?????1283176-45-3C11H13ClN2O4
4-Bromo-3-(1,3-dioxolan-2-yl)phenol1160182-44-4C9H9BrO3
4,4'-Sulfonylbis(2,6-dimethylphenol)??(3,5-???-4-???????)??13288-70-5C16H18O4S
Magnesium Carbonate Hydrated basic???? ??????, ???12125-28-9CH3MgO4(-3)
4,4'-((Dimethylsilanediyl)bis(oxy))dianiline1223-16-1C14H18N2O2Si
(2S)-3',4',7-Trimethoxyflavan116384-26-0C18H20O4
8-Chloro-6,11-dihydro-11-(1-hydroxy-4-piperidinylidene)-5H-benzo[5,6]cyclohepta[1,2-b]pyridine (Desloratadine Impurity)??????N-?????????1193725-73-3C19H19ClN2O
tert-Butyl 2-amino-6-azaspiro[3.4]octane-6-carboxylate1239319-94-8C12H22N2O2
3,5-Bis(chloromethyl)pyridine hydrochloride1210824-61-5C7H8Cl3N
4-Ethoxypiperidine hydrochloride4-??????????1122-87-8C7H16ClNO
4-Bromo-3-ethoxyaniline125756-95-8C8H10BrNO
Sodium 3-(3,4,5-trimethoxyphenyl)acrylate3,4,5-????????????127427-04-7C12H15NaO5
3,7-Dimethylocta-1,6-dien-3-yl formate115-99-1C11H18O2
(2S,3S)-2-(4-Methoxyphenyl)-5-(2-(methylamino)ethyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl acetate hydrochloride (Diltiazem Impurity)N-DESMETHYLDILTIAZEM,???130606-60-9C21H25ClN2O4S
N-((((9H-fluoren-9-yl)methoxy)carbonyl)-L-alanyl)-N-(2,4-dimethoxybenzyl)glycineFMOC-ALA-(DMB)??-?1188402-17-6C29H30N2O7
2,3,3-Trimethyl-3H-indole-5-sulfonic acid5-??-2,3,3-????????????132557-72-3C11H13NO3S
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