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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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2-Cyclopropylpyrimidine-4-carbaldehyde2-??????????-4-???????948549-81-3C8H8N2O
Cyclohexyltrimethylammonium Bis(trifluoromethanesulfonyl)imide???????????????(TRIFLUOROMETHANESULFONYL)???952155-74-7C11H20F6N2O4S2
L-Proline β-naphthylamide (hydrochloride)97216-16-5C15H17ClN2O
2-(Morpholin-4-yl)propan-1-amine(2-????-4-????)??(SALTDATA:??)1005-04-5C7H16N2O
4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carboxamide1008-50-0C8H10N2O2
tert-Butyl 3-methyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole-1-carboxylate1-Boc-3-?????-4-??????????1009071-34-4C15H25BN2O4
3-(Hydroxymethyl)piperidin-4-ol;hydrochloride3-(???????)????-4-????955027-77-7C6H14ClNO2
(-)-Benzylmethylphenylsilylacetic Acid [for e.e. Determination by NMR]95349-35-2C16H18O2Si
Ceftaroline Fosamil Impurity 6???????????6953037-71-3C22H20N8O5S4
Monodes(N-carboxymethyl)valine Daclatasvir1007884-60-7C33H39N7O3
Paroxetine Impurity 5 3S4S100332-20-5C13H18FNO
3,3'-(2,7-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-9H-fluorene-9,9-diyl)bis(N,N-dimethylpropan-1-amine)953390-94-8C35H54B2N2O4
2,4-Dibromophenoxyacetic acid2,4-???????????10129-78-9C8H6Br2O3
4-(Oxazolo[4,5-b]pyridin-2-yl)aniline4-????[4,5-B]???-2-YL-????95331-56-9C12H9N3O
5-(3,5-Dimethoxyphenyl)-3-oxopentanenitrile5-(3,5-??????)-3-???????1000895-54-4C13H15NO3
4-Chloro-2-fluoro-3-methoxybenzaldehyde4-???-2-????-3-?????????1002344-97-9C8H6ClFO2
tert-Butyl 4-((tert-butyldiphenylsilyl)oxy)cyclohexanecarboxylate1010086-31-3C27H38O3Si
1-(Bromomethyl)-4-chloro-2,5-difluorobenzene4-???-2,5-????????????945262-21-5C7H4BrClF2
Methyl 2-bromo-4-cyanobenzoate??2-???-4-????????98592-04-2C9H6BrNO2
Atracurium Besylate Impurity 3496946-44-0C59H77N2O15S+
Pyridoxine 3,4-dipalmitate????3,4-??????992-42-7C40H71NO5
1-(2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)ethan-1-one1011-48-9C10H10O3
7-Fluoro-1,2-dihydroindazol-3-one3-HYDROXY-7-FLORO1H-???1000342-29-9C7H5FN2O
(3S,4R)-1-(tert-Butoxycarbonyl)-4-(p-tolyl)pyrrolidine-3-carboxylic acid959577-53-8C17H23NO4
3-Bromoimidazo[1,2-a]pyridine-6-carbaldehyde3-???????[1,2-a]???-6-??????1004550-20-2C8H5BrN2O
4-Methoxyoxane-4-carboxylic acid??????-4-???-2H-??-4-?????1010836-49-3C7H12O4
Bis[(dicyclohexyl)(4-dimethylaminophenyl)phosphine] palladium(II) chloride??[(??????)(4-????????)???]???(II)?????,(A-caPhos)2PdCl2945375-77-9C40H64Cl2N2P2Pd
3-Bromo-4-methoxy-5-nitrobenzoic acid3-???-4-???-5-??????954815-08-8C8H6BrNO5
Nimodipine Impurity 3101072-61-1C11H9NO5
Pregabalin Impurity 35(E)-2-???-5-??-HEX-2-?????????96914-67-9C9H13NO2
Ethyl 3-(2,6-difluorophenyl)-3-oxopropanoate??3-(2,6-???????)-3-?????????97305-12-9C11H10F2O3
1-[(Tert-butoxy)carbonyl]-3-(ethoxycarbonyl)azetidine-3-carboxylic acid????-1,3,3-??????…1011479-76-7C12H19NO6
rel-(2S,2'R)-2,2'-(Ethane-1,2-diylbis(azanediyl))bis(butan-1-ol) (Ethambutol Impurity)?????????A(15mg)((2R,2'S)-2,2'-[??-1,2-????(????)]???-1-?)10054-06-5C10H24N2O2
4-methoxy-3-(3-morpholinopropoxy)- 2-nitrobenzonitrile (Gefitinib Impurity）1006378-06-8C15H19N3O5
2-Chloro-6-methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol3-???-4-?????-5-????????1003298-84-7C13H18BClO4
4-Benzylamino-3-nitropyridine100306-70-5C12H11N3O2
(3-Chloro-4-(cyclohexylcarbamoyl)phenyl)boronic acid957034-65-0C13H17BClNO3
(R)-Tetrahydro-2h-pyran-3-ol2H-??-3-?,??????-,(R)-100937-76-6C5H10O2
4-Amino-3-chloro-5-(trifluoromethyl)benzoic acid4-???-3-???-5-????????-???95656-52-3C8H5ClF3NO2
3,5-Diiodo-6-methylpyridin-2-amine2-???-3,5-DIIODO-6-?????1000342-88-0C6H6I2N2
3-(Propan-2-yl)-5H,6H,7H,8H-[1,2,4]triazolo[4,3-a]pyrazine5,6,7,8-TETRAHYDRO-3-ISOPROPYL-[1,2,4]TRIAZOLO[4,3-A]???952182-05-7C8H14N4
N-(2-Amino-6-((4-fluorobenzyl)amino)pyridin-3-yl)acetamide hydrochlorideD13223(?????????)95777-69-8C14H16ClFN4O
2-(Trifluoromethyl)nicotinamide959108-47-5C7H5F3N2O
n-Methyl-2-(4-nitrophenyl)acetamideN-??-2-(4-?????)??????98245-61-5C9H10N2O3
tert-Butyl octahydro-1,5-naphthyridine-1(2H)-carboxylate2-Boc-2,7-???????[4.4.0]??1000931-58-7C13H24N2O2
N-(2,5-Dibromophenyl)benzenecarbothioamideN-(2,5-???????)???????944719-96-4C13H9Br2NS
Benzyl (S)-(5-amino-6-hydroxyhexyl)carbamateL-????(Z)101250-90-2C14H22N2O3
3-Amino-2-(formylamino)-3-iminopropanamide100191-43-3C4H8N4O2
4,7-Bis(5-bromothiophen-2-yl)-5,6-dinitrobenzo[c][1,2,5]thiadiazole1000000-27-0C14H4Br2N4O4S3
(3R,4R)-3,4-Bis(diphenylphosphino)-1-benzylpyrrolidine(+)-(3R,4R)-BIS(DIPHENYLPHOSPHINO)-1-??????99135-95-2C35H33NP2
4-Nitrophenyl β-D-galactofuranosideP-?????B-D-?????????100645-45-2C12H15NO8
4-Amino-3-chloro-2-picoline4-???-3-???-2-?????97944-40-6C6H7ClN2
6-Chloro-N-isopropylpyrimidin-4-amine6-???-N-?????????-4-??945896-32-2C7H10ClN3
4-Chloro-3-methoxypyridine hydrochloride4-???-3-??????96628-70-5C6H6ClNO
2,9-Ditridecylanthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetraoneN,N'-????????-3,4,9,10-??????????95689-92-2C50H62N2O4
(R)-1-bromo-2-methylbutane[R,(-)]-1-???-2-????99032-67-4C5H11Br
(trans-4-Methylpyrrolidin-3-yl)methanol(???-4-??????-3-?)???945723-36-4C6H13NO
2-(1-Methylpiperidin-3-yl)ethan-1-ol1-??????-3-???101257-32-3C8H17NO
4-(Bromomethyl)-1-methylpiperidine4-(?????)-1-??????(SALTDATA:HBr)100613-97-6C7H14BrN
Boc-(R)-α-(3-trifluoromethyl-benzyl)-proline959576-50-2C18H22F3NO4
(S)-1-Methylpyrrolidine-3-carboxylic acid(S)-1-??????-3…952484-58-1C6H11NO2
Tert-butyl (R)-(5,6-diamino-6-oxohexyl)carbamate96138-49-7C11H23N3O3
Tetradecylboronic acid100888-40-2C14H31BO2
1-Bromo-10,12-pentacosadiyne1-???-10,12-?????94598-32-0C25H43Br
5-Fluoro-6-methyl-1H-indole5-FLUORO-6-METHYL-1H-??1000343-16-7C9H8FN
Cinnarizine Impurity 8?????.C(EP):(4-(?????)-1,1-??[(E)-3-?????-2-??]????????95062-18-3C35H35ClF2N2
1-Bromo-2,3-dichloro-4-iodobenzene1000574-05-9C6H2BrCl2I
(6S,6'S,8S,8'S,9R,9'R,10S,10'S,11S,11'S,13S,13'S,14S,14'S,16R,16'R,17R,17'R)-Trisulfannedicarbonylbis(6,9-difluoro-11-hydroxy-10,13,16-trimethyl-3-oxo-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthrene-17,17-diyl) dipropionate (Fluticasone Propionate Impurity)960071-64-1C48H58F4O10S3
(E)-1-(9-ethyl-9H-carbazol-3-yl)-N-(2-methylindolin-1-yl)methanimine9-ETHYL-3-[[(2-METHYL-1-INDOLINYL)IMINO]??]????94941-30-7C24H23N3
Methyl 2-amino-3-chloro-5-(trifluoromethoxy)benzoate1003708-08-4C9H7ClF3NO3
(3-((2,4-Dimethylphenyl)carbamoyl)phenyl)boronic acid957060-98-9C15H16BNO3
4-Fluoro-5-methyl-2-nitroaniline????,4-????-5-??-2-???-97389-10-1C7H7FN2O2
1-[2-(Oxan-2-yloxy)ethyl]-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-pyrazole956907-34-9C16H27BN2O4
N-tert-Butylfuran-2-carboxamideN-tert-????-2-??????98331-10-3C9H13NO2
Biotin-PEG2-C4-alkyne1011268-28-2C22H36N4O5S
(E)-3,7-dimethylocta-2,6-dien-1-yl benzoate2,4,5-???????94-48-4C17H22O2
1-Diphenylphosphino-1′-(di-tert-butylphosphino)ferrocene95408-38-1C17H14P.C13H22P.Fe
(1S)-4-Fluoro-2,3-dihydro-1H-inden-1-amine(S)-4-????-??-1-???946053-90-3C9H10FN
7-Methyl-1H-indazole-3-carboxylic acid7-??-3-(1H)?????1000340-53-3C9H8N2O2
(2-Methoxypyrimidin-5-yl)methanamine1-(2-???????-5-?)????944899-18-7C6H9N3O
(2'R,8R,9S,10R,13S,14S)-10,13-Dimethyl-1,6,7,8,9,10,11,12,13,14,15,16-dodecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-3,5'(2H,4'H)-dione (Spironolactone Impurity)3-oxopregn-4-ene-21,17??-?????976-70-5C22H30O3
1-(4-Iodo-1H-pyrazol-1-yl)ethan-1-one1-???-4-???-1H-???98027-52-2C5H5IN2O
3H-Imidazo[4,5-b]pyridine-2-carboxylic acid3H-????[4,5-b]???-2-?????97640-15-8C7H5N3O2
8-Bromo-7-fluoro-2-methoxyquinoline8-???-7-????-2-??????1001322-87-7C10H7BrFNO
(S)-tert-Butyl 2-(aminomethyl)azetidine-1-carboxylate(S)-2-?????-1-Boc-????1007873-90-6C9H18N2O2
α-Etoposideα-?????100007-53-2C29H32O13
(6R,7R)-7-((E)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-(((5-(carboxymethyl)-4-methylthiazol-2-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefodizime Impurity)?????97180-26-2C20H20N6O7S4
1,1'-(Decane-1,10-diyl)bis[4-aza-1-azoniabicyclo[2.2.2]octane] Dibromide94630-53-2C22H44BrN4+
4-(Tert-butoxy)cyclohexan-1-amine4-tert-??????????951625-97-1C10H21NO
(trans,trans)-3,4-Difluorophenyl 4'-propyl-[1,1'-bi(cyclohexane)]-4-carboxylate[1,1'-??????]-4-?????,4'-???-,3,4-???????????,[???,???]94840-77-4C22H30F2O2
3-Bromo-5-methylaniline hydrochloride957034-79-6C6H6BrClNR
Ethyl3-bromo-4-oxopiperidine-1-carboxylate3-???-4-??-????-1-???????????95629-02-0C8H12BrNO3
Ethyl 6-chloropyrazolo[1,5-a]pyrimidine-2-carboxylate??6-???????[1,5-A]????-2-???????1005209-44-8C9H8ClN3O2
2-[1'-[(2-Methylpropan-2-yl)oxycarbonyl]spiro[3,4-dihydrochromene-2,4'-piperidine]-4-yl]acetic acid952681-82-2C20H27NO5
Benzyl piperidine-3-carboxylate3-???????????????97231-90-8C13H17NO2
Copper(I) diphenylphosphinate??(I)?????????1011257-42-3C12H11CuO2P
1-(4-Fluorophenyl)-1-(3-(methylamino)propyl)-1,3-dihydroisobenzofuran-5-carbonitrile hydrochloride (Escitalopram Impurity)97743-99-2C19H19FN2O
4-(3-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)morpholine957198-29-7C15H22BFN2O3
2-Methoxy-3-(trifluoromethyl)benzaldehyde2-METHOXY-3-(TRIFLUOROMETHYL)??????1000339-54-7C9H7F3O2
7-Chloro-1H-indole-3-carbonitrile3-???-7-?????948015-64-3C9H5ClN2
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