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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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4-Benzo[1,3]dioxol-5-yl-4-hydroxycyclohexanone4-??[1,3]???-5-?-4-????????????150019-57-1C13H14O4
Gal[236Bn]β(1-4)Glc[236Bn]-β-MP4-?????4-O-(2,3,6-??-O-??-??-D-???????)-2,3,6-??-O-??-??-D-????????150412-81-0C61H64O12
tert-Butyl 7-oxo-5-thia-2-azaspiro[3.4]octane-2-carboxylate1453315-68-8C11H17NO3S
N-Benzyl-1,1,1-trimethylsilanamineN-??????????14856-79-2C10H17NSi
(S)-3-(naphthalen-1-yloxy)-1-phenylpropan-1-ol156453-50-8C19H18O2
4,4',4'',4'''-(1,3,6,8-Pyrenetetrayltetra-2,1-ethynediyl)tetrakis benzoic acid1569900-71-5C52H26O8
Tolvaptan Impurity 1150683-27-5C25H23ClN2O3
4-Methoxyisobenzofuran-1,3-dione1,3-????????,4-???-(9CI)14963-96-3C9H6O4
Ethylenediamine-N,N′-bis(acetoacetamide)??????-N,N'-??-?????????1471-94-9C10H16N2O4
(-)-β-D-Dioxolane-5-fluoro cytidine145397-26-8C8H10FN3O4
Ethyl 2-(ethylthio)-6,7-difluoro-4-hydroxyquinoline-3-carboxylate??6,7-?????-2-??????-4-???????-3-???????154330-67-3C14H13F2NO3S
2-(Benzyloxy)-5-bromo-1,3-dichlorobenzene3,5-????-4-?????????155891-94-4C13H9BrCl2O
4-(4-Bromophenyl)-2,6-diphenylpyridine4-(4-?????)-2,6-??????1498-81-3C23H16BrN
(1-Bromopropan-2-yl)benzene1-???-2-?????1459-00-3C9H11Br
2,6-Bis[(2S,5S)-4,4-diphenyl-1-aza-3-oxabicyclo[3.3.0]octan-2-yl]pyridine1450841-27-6C41H39N3O2
5-Iodo-2-methylpyridazin-3(2H)-one153239-91-9C5H5IN2O
(1R,3S,5S,2'R)-Saxagliptin (Saxagliptin Impurity）1564266-03-0C18H25N3O2
1-(3,3-Dimethylbutyl)-3-(2-fluoro-4-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)urea1454682-74-6C20H32BFN2O3
IDT61509939-03-0C40H58S2
1,3,5-Trivinyl-1,1,3,5,5-Pentamethyltrisiloxane1529-65-3C11H24O2Si3
(4-(Tert-butyl)phenyl)diphenylsulfonium trifluoromethanesulfonate145612-66-4C23H23F3O3S2
5,6,12,13-Tetra-tert-butyl-4-phenoxyanthra[2,1,9-def:6,5,10-d'e'f']diisochromene-1,3,8,10-tetraone156028-30-7C64H56O10
1,3-Dibromoazulene1,3-???????14658-95-8C10H6Br2
2-Methylpropane-1,2-diamine dihydrochloride2-??-2-???-1-??????????????15444-85-6C4H14I2N2
2,6-Bis[(2S,4S)-4-methyl-5,5-diphenyloxazolidin-2-yl]pyridine1450841-25-4C37H35N3O2
7-Methoxy-2-oxo-1,2,3,4-tetrahydroquinoline-4-carbonitrile1567360-56-8C11H10N2O2
5,6-Difluoro-2-(2-hexyldecyl)-2H-benzo[d][1,2,3]triazole1563332-24-0C22H35F2N3
1,1'-(Pyridine-2,6-diyl)bis(1H-pyrazole-3-carboxylicacid)149558-69-0C13H9N5O4
(R)-4-(Boc-amino)-6-methylheptanoic acid(R)-4-(BOC-???)-6-?????146453-32-9C13H25NO4
1-((4-Fluorophenyl)sulfonyl)pyrrolidine157187-14-9C10H12FNO2S
8-Ethoxyquinoline8-??????1555-94-8C11H11NO
4-Methylheptan-3-ol4-??-3-???14979-39-6C8H18O
(R)-2-hydroxyethyl 2-(2-(4-((4-chlorophenyl)(phenyl)methyl)piperazin-1-yl)ethoxy)acetate (Cetirizine Impurity）1509941-93-8
1,1,1,3,3-Pentamethyl-3-phenyldisiloxane14920-92-4C11H20OSi2
3-(Chloromethyl)-2-(1-isopropyl-1H-pyrazol-5-yl)pyridine hydrochloride1446321-95-4C12H15Cl2N3
(S)-2-((tert-butoxycarbonyl)(methyl)amino)-3-cyclohexylpropanoic acid149217-76-5C15H27NO4
7-Chloro-2-methylquinolin-4(1h)-one15644-88-9C10H8ClNO
(E)-8-(3,4-Dimethoxystyryl)-1,3-Diethyl-1H-purine-2,6(3H,7H)-dione155270-98-7C19H22N4O4
(3R,5S)-6'-bromo-4-methoxy-3,5-dimethylspiro[cyclohexane-1,2'-inden]-1'(3'H)-one1454700-89-0C17H21BrO2
(3-Methylazetidin-3-yl)methanol hydrochloride1458653-12-7C5H12ClNO
1,1,2,2,3,3-Hexachloropropane1,1,2,2,3,3-????????15600-01-8C3H2Cl6
5-[2-Ethoxy-5-[(4-methyl-1-piperazinyl)carbonyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one147676-79-7C23H30N6O3
(R)-2,2'-Bis(diisopropylphosphino)-6,6'-dimethoxy-1,1'-biphenyl150971-45-2C26H40O2P2
(2s)-4-Methylpentan-2-ol(S)-(+)-4-METHYL-2-???14898-80-7C6H14O
Benzyl 4-[methoxy(methyl)carbamoyl]piperidine-1-carboxylate??4-(N-METHOXY-N-METHYLCARBAMOYL)PIPERIDINE-1-CARBOXYLATE148148-48-5C16H22N2O4
2-(Piperidin-4-yl)pyrimidine2-????-4-?????151389-25-2C9H13N3
(S)-2-(2,2-diisopropyl-1,3-dioxolan-4-yl)ethan-1-ol(S)-4-(2-???????)-2,2-??????-1,3-????151223-12-0C11H22O3
Ciprofibrate impurity A1474058-89-3C12H14O3
3-(Chloromethyl)-4-methylpyridine hydrochloride3-(?????)-4-????????1465-19-6C7H9Cl2N
5-(Benzyloxy)indolin-2-one156232-24-5C15H13NO2
(2S,3R,4S,5S)-2-(4-chloro-3-(4-ethoxybenzyl)phenyl)-6,6-bis(hydroxymethyl)-2-methoxytetrahydro-2H-pyran-3,4,5-triol1528636-39-6C23H29ClO8
FK 209 Co(III) TFSI salt1447938-61-5C38H45CoF6N10O4S2+2
11-(Bromomethyl)henicosane1473452-21-9C22H45Br
(2S)-2-Amino-2-cycloheptylacetic acid1447714-17-1C9H17NO2
2,2,2-Trifluoro-N-((trifluoromethyl)sulfonyl)acetamideN-(???????????)????????????151198-85-5C3HF6NO3S
4-(4-Chlorophenyl)-5-methyl-3-phenylisoxazole1448355-87-0C16H12ClNO
6-(bromomethyl)-1H-indazole6-????????152626-91-0C8H7BrN2
2-(2-Chlorophenoxy)ethanol2-(2-??????)???15480-00-9C8H9ClO2
1-Heptynyltrimethylsilane1-????????15719-56-9C10H20Si
(2,3-Dihydrobenzofuran-7-yl)methanol2,3-DIHYDROBENZO[B]FURAN-7-???151155-53-2C9H10O2
(R)-2-Amino-3-(4-nitrophenyl)propanoic acid hydrochloride147065-06-3C9H11ClN2O4
3'-Bromo-1,4-di(9-carbazolyl)benzene1537218-76-0C30H19BrN2
3-Chloro-2-(trifluoromethoxy)aniline151276-16-3C7H5ClF3NO
[1,1':4',1''-Terphenyl]-2',5'-dicarbaldehyde144836-60-2C20H14O2
Lesinurad Impurity 71533519-98-0C17H14ClN3O2S
6-Chloropyrimidine-2,4,5-triamine hydrochloride155824-29-6C4H7Cl2N5
3-Oxo-3-(phenylamino)propanoic acid3-????-3-??????15580-32-2C9H9NO3
3,6-Diacetyl-9-ethylcarbazole3,6-????-9-??-9H-????1483-97-2C18H17NO2
DIDNTB145551-16-2C19H6Br4I2N2O9S
Ethyl 4-(4-fluorophenyl)-6-isopropyl-2-(N-methylmethylsulfonamido)pyrimidine-5-carboxylate4-(4-??????)-6-?????-2-[(?????)?????]????-5-??????????147118-30-7C18H22FN3O4S
1,8-(Diphenylphosphino)naphthalene153725-04-3C34H26P2
6-Methyl-1H-indole-2-carbonitrile1513412-80-0C10H8N2
1,5-Dimethyl 3-(2-methylpropyl)pentanedioate145328-03-6C11H20O4
(E)-ethyl 3-phenylbut-2-enoate?????-??-???????971504-72-9C12H14O2
2-(Pyridin-3-yl)propan-2-ol2-(???-3-?)???-2-?15031-77-3C8H11NO
6-Maleimido-1-hexanol6-?????-1-???157503-18-9C10H15NO3
1-Methyl-[2,2'-bipyridin]-6(1H)-one1-??-[2,2'-????]-6(1H)-?154928-15-1C11H10N2O
5-(5-((4-benzylpiperazin-1-yl)sulfonyl)-2-ethoxyphenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one (Sildenafil Impurity）1446089-82-2C28H34N6O4S
3-Bromo-5-ethoxybenzaldehyde1451391-72-2C9H9BrO2
(S,E)-6-(2-(2-cyclopropyl-4-(4-fluorophenyl)quinolin-3-yl)vinyl)-5,6-dihydro-2H-pyran-2-one (Pitavastatin Impurity）148516-15-8C25H20FNO2
2-Chloro-4-(piperidin-1-ylmethyl)pyridine2-???-4-((????-1-YL)??)???146270-01-1C11H15ClN2
2,6-Difluoro-3-methylaniline2,6-?????-3-?????144851-63-8C7H7F2N
6-Iodo-2-trifluoromethylphenol6-???-2-??????????149209-48-3C7H4F3IO
4-Amino-1-(2-(2,4-difluorophenyl)-2-hydroxy-3-(1H-1,2,4-triazol-1-yl)propyl)-1H-1,2,4-triazol-4-ium bromide (Efinaconazole Impurity)150168-54-0C13H14BrF2N7O
(3AR,4S,7R,7aS)-2-(((1S,2S)-2-((4-(benzo[d]isothiazol-3-yl)piperazin-1-yl)methyl)cyclohexyl)methyl)hexahydro-1H-4,7-methanoisoindole-1,3(2H)-dione1448443-35-3C28H36N4O2S
3-((3aS,4R,6S,6aR)-6-(2-Hydroxyethoxy)-2,2-dimethyltetrahydro-3aH-cyclopenta[d][1,3]dioxol-4-yl)-5-(propylthio)-3H-[1,2,3]triazolo[4,5-d]pyrimidin-7-ol (Ticagrelor Impurity)1456538-51-4C17H25N5O5S
Imidodicarbonimidic diamide, N-(4-chlorophenyl)-N′-[6-[[(cyanoamino)iminomethyl]amino]hexyl]- (Chlorhexidine Impurity)???????????????A152504-08-0C16H24ClN9
Dapoxetine Impurity 571445281-25-3C19H17ClO
1,1,4,4-Tetraphenylbut-2-yne-1,4-diol1,1,4,4-?????-2-??-1,4-??1483-74-5C28H22O2
2,2'-Sulfonylbis(4-(2,4,4-trimethylpentan-2-yl)phenol)2,2'-?????(4-TERT-????)15452-89-8C28H42O4S
(4-Chlorophenyl)hydrazine hemisulfate4-??????????????14581-21-6C12H16Cl2N4O4S
3-Ethyl-2-methylbenzo[d]thiazol-3-ium 4-methylbenzenesulfonate14933-76-7C17H19NO3S2
1-(4-Fluorophenoxy)-3-methylbenzeneM-(4-???????)???1514-26-7C13H11FO
3-Hydroxy-1,5-naphthyridine14756-78-6C8H6N2O
1,5-Diphenyl-1,3,5-pentanetrione1,5-???-1,3,5-??????1467-40-9C17H14O3
N-Phenylacetamide-15N????(15N)1449-75-8C8H9NO
4-Amino-3-hydroxybenzamide?????,4-???-3-?????-(9CI)146224-62-6C7H8N2O2
N-((2S,3R,4R,5R,6R)-4,5-Dihydroxy-6-(hydroxymethyl)-2-(2-nitrophenoxy)tetrahydro-2H-pyran-3-yl)acetamideO-?????-N-???-??-D-????????152957-34-1C14H18N2O8
2-(2-(2-(Bis(4-methoxyphenyl)(phenyl)methoxy)ethoxy)ethoxy)ethyl (2-cyanoethyl) diisopropylphosphoramidite????-9CEP146668-73-7C36H49N2O7P
(2R,3R,4S,5S,6R)-2-(((2R,3R,4S,5S,6R)-4,5-Dihydroxy-6-(hydroxymethyl)-2-(4-nitrophenoxy)tetrahydro-2H-pyran-3-yl)oxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol4-?????2-O-(aD-???????)-aD-????????147103-31-9C18H25NO13
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