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Shanghai Haohong Scientific Co., Ltd.??? ?? ??? ?????.

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:39984
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Fructose-L-tryptophan1-(N-????)-1-?????25020-15-9C17H22N2O7
Methyl (E)-3-(2-(dimethylamino)vinyl)-2-nitrobenzoate3-[(E)-2-(??????)???]-2-????????????68109-89-7C12H14N2O4
Tributyl(5-hexylthiophen-2-yl)stannane388616-37-3C22H42SSn
2-Methyl-3,4-dihydro-2H-pyran-3,4-diol53657-42-4C6H10O3
FMoc-d-lys(teoc)-oh198545-00-5C27H36N2O6Si
1,4-Di(pyridin-2-yl)benzene57477-09-5C16H12N2
1,4-Dibromo-2,5-bis((2-ethylhexyl)oxy)benzene191867-85-3C22H36Br2O2
(2R,3R,4S,5R)-4-fluorohexane-1,2,3,5,6-pentaol34339-82-7C6H13FO5
15-Hydroxyretin-4-one4-?????62702-55-0C20H28O2
2-(2-Aminobenzamido)benzoic acid2-[(2-??????)???]???612-34-0C14H12N2O3
2-((1S,5R,6S)-6-(aminomethyl)-3-ethylbicyclo[3.2.0]hept-3-en-6-yl)acetic acid2165847-73-2C12H19NO2
2-Bromo-1-(4-hydroxy-3-methoxyphenyl)ethan-1-one2-???-1-(4-?????-3-?????)???69638-06-8C9H9BrO3
(R)-2-amino-2-(4-hydroxyphenyl)acetamide(R)-2-???-2-(4-??????)??????54397-23-8C8H10N2O2
Methyl (5-(4-methylbenzoyl)-1H-benzo[d]imidazol-2-yl)carbamate (Mebendazole Impurity)4-??????31545-31-0C17H15N3O3
(3AR,4S,5R,6aS)-4-(hydroxymethyl)-5-((triethylsilyl)oxy)hexahydro-2H-cyclopenta[b]furan-2-one913258-07-8C14H26O4Si
Methyl 7-((1R,2S,3R,5S)-5-acetoxy-2-(hydroxymethyl)-3-((tetrahydro-2H-pyran-2-yl)oxy)cyclopentyl)heptanoate????????,5-(?????)-2-(??????)-3-[(??????-2H-??-2-?)??]-,??????,(1R,2S,3R,5S)-61302-47-4C21H36O7
(5S,8S,9R,10S,13S,14S,17R)-13-Ethyl-17-ethynyl-11-methylene-2,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-ol (Desogestrel Impurity)????????-3isoMer201360-82-9C22H30O
(2S,3S,4S,5R,6S)-2-(Methoxycarbonyl)-6-(P-tolylthio)tetrahydro-2H-pyran-3,4,5-triyl triacetate61025-09-0C20H24O9S
2,3-Dichloro-N-(o-tolyl)propanamide1072844-57-5C10H11Cl2NO
(6S,8S,9R,10S,11S,13S,14S,16S,17R)-6,9-Dichloro-11-hydroxy-10,13,16-trimethyl-3-oxo-17-(2-(propionyloxy)acetyl)-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl propionate (Beclometasone Dipropionate Impurity)887130-68-9C28H36Cl2O7
3,3'-((Methylenebis(4,1-phenylene))bis(oxy))bis(1-(isopropylamino)propan-2-ol) (Bisoprolol Impurity)1225195-70-9C25H38N2O4
4,4'-(9H-carbazole-3,6-diyl)dibenzaldehyde1380609-13-1C26H17NO2
(2S,3R,4S,5R,6R)-2-(2-nitrophenoxy)-6-((trityloxy)methyl)tetrahydro-2H-pyran-3,4,5-triol114102-89-5C31H29NO8
1-Fluoro-4,5-dimethyl-2-nitrobenzene??,1-????-4,5-???-2-???-915944-24-0C8H8FNO2
7-Methylbenzo[d]oxazole7-????[d]???10531-82-5C8H7NO
(2-((1H-Imidazol-1-yl)methyl)-2-(2,4-dichlorophenyl)-1,3-dioxolan-4-yl)methanol (Ketoconazole Impurity)84682-23-5C14H14Cl2N2O3
J712035466-89-6C72H103Br2F2N3S6Si2Sn2
11-(3-Bromopropyl)tricosane1562171-25-8C26H53Br
(6AR,12aS)-octahydrodipyrido[1,2-a:1',2'-d]pyrazine-6,12(2H,6aH)-dione36588-46-2C12H18N2O2
(5-Chloro-2-(3-(chloromethyl)-5-methyl-4H-1,2,4-triazol-4-yl)phenyl)(phenyl)methanone (Alprazolam Impurity)37945-07-6C17H13Cl2N3O
Methyl (4,6-diamino-2-(1-(2-fluorobenzyl)-1H-pyrazolo[3,4-b]pyridin-3-yl)pyrimidin-5-yl)(ethyl)carbamate1361570-27-5C21H21FN8O2
(8R,9S,13S,14S,17R)-13-Ethyl-17-ethynyl-3-methoxy-4,6,7,8,9,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol (Levonorgestrel Impurity)14507-51-8C22H30O2
2',5'-Bis(prop-2-yn-1-yloxy)-[1,1':4',1''-terphenyl]-4,4''-dicarbaldehyde2585189-58-6C26H18O4
Ethyl 5-ethoxy-4-methyloxazole-2-carboxylate2-????????,5-???-4-??-,??????23429-04-1C9H13NO4
Quinoline-4,8-diol3,5-???????14959-84-3C9H7NO2
5-(Oxiran-2-ylmethoxy)-3,4-dihydroquinolin-2(1H)-one (Carteolol Impurity)5-(2,3-???????)-3,4-??????????51781-14-7C12H13NO3
Ethyl 2,3-dichlorobenzoate??2,3-?????????31273-66-2C9H8Cl2O2
1-Methyl-3-(3-sulfopropyl)-1H-imidazol-3-ium hydrogensulfate916479-93-1C7H16N2O7S2
2,2'-(2-Propyl-1-((2'-(1-trityl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-4,5-diyl)bis(propan-2-ol)1418133-29-5C45H46N6O2
Methyl (R)-2-amino-3-(3,5-dibromo-4-hydroxyphenyl)propanoate3,5-DIBROMO-D-?????????173383-29-4C10H11Br2NO3
PDPP-TT1260685-66-2(C60H88N2O2S4)n
[1,1':3',1''-Terphenyl]-4-amine5728-67-6C18H15N
3-Iodo-6-methyldibenzo[c,f][1,2]thiazepin-11(6H)-one 5,5-dioxide1809279-00-2C14H10INO3S
N-(2,6-dimethylphenyl)-1-isopropylpiperidine-2-carboxamide175888-75-2C17H26N2O
(1-Benzyl-1H-imidazol-2-yl)(2,3-dimethylphenyl)methanone944267-48-5C19H18N2O
4,7-Dibromo-5,6-difluorobenzo[c][1,2,5]selenadiazole1455435-88-7C6Br2F2N2Se
N-(2,3,5,6,8,9,11,12-octahydrobenzo[b][1,4,7,10,13]pentaoxacyclopentadecin-15-yl)acrylamide4-??????????-15-???-5,9968865-30-5C17H23NO6
(8S,9R,10S,11S,13S,14S,16R,17S)-9-Fluoro-11,16,17-trihydroxy-17-(2-hydroxyacetyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one (Triamcinolone Impurity)337-02-0C21H29FO6
4-Benzylidene-2-methyloxazol-5(4H)-one2-??-4-(?????)???-5(4H)-?881-90-3C11H9NO2
10-(3-(4-(2-Hydroxyethyl)piperazin-1-yl)propyl)-2-(trifluoromethyl)-10H-phenothiazine 5-oxide (Fludarabine Impurity)??????????1674-76-6C22H26F3N3O2S
Potassium 3-((4aS,4bR,5aR,6aS,7R,9aS,9bR,10R)-7-hydroxy-10-(methoxycarbonyl)-4a,6a-dimethyl-2-oxo-2,3,4,4a,5a,6,6a,7,8,9,9a,9b,10,11-tetradecahydrocyclopenta[1,2]phenanthro[4,4a-b]oxiren-7-yl)propanoate (Eplerenone Impurity)???????????95716-98-6C24H33KO7
11-Hydroxy-6-methyl-6,11-dihydrodibenzo[c,f][1,2]thiazepine 5,5-dioxide26638-56-2C14H13NO3S
Propyrisulfuron570415-88-2C16H18ClN7O5S
2-Bromo-3,6-dimethoxybenzaldehyde85432-87-7C9H9BrO3
1-(Diethoxymethyl)-4-propylbenzene4-N-???????????????89557-35-7C14H22O2
Tert-butyl (3S,5S)-7-(2-(4-fluorophenyl)-5-isopropyl-3-phenyl-4-(phenylcarbamoyl)-1H-pyrrol-1-yl)-3,5-dihydroxyheptanoate1428118-12-0C37H43FN2O5
6-Chloro-1-cyclopropyl-7-(4-ethylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (Enrofloxacin Impurity)1369495-59-9C19H22ClN3O3
2-Hydroxy-2-(4-nitrophenyl)acetic acid4-?????????10098-39-2C8H7NO5
4,5-Diamino-5-oxopentanoic acid??????328-48-3C5H10N2O3
2-(2-Fluoroacetamido)-5-nitro-N-(o-tolyl)benzamide????,2-[(2-???????)???]-N-(2-????)-5-???-56287-72-0C16H14FN3O4
(αS)-α-[[2-(4-Morpholinyl)acetyl]amino]benzenebutanoyl-L-leucyl-N-[(1R)-3-methyl-1-[[(2S)-2-methyl-2-oxiranyl]carbonyl]butyl]-L-phenylalaninamide (Carfilzomib impurity)2049025-67-2C40H57N5O7
1,3-Propanediol-d61,3-???-D6-??284474-77-7C3H2D6O2
(1R,5S)-9-methyl-3-(1-methyl-1H-indazole-3-carboxamido)-9-azabicyclo[3.3.1]Nonane 9-oxide160177-68-4C18H24N4O2
Dodecanoyl-L-serine14379-56-7C15H29NO4
2-(4-Morpholinyl)ethyl (4Z)-6-(1,3-dihydro-4-hydroxy-6-methoxy-7-methyl-3-oxo-5-isobenzofuranyl)-4-methyl-4-hexenoate2286278-51-9C23H31NO7
N-(Phenylseleno)phthalimide71098-88-9C14H9NO2Se
1-Methylpyrrolidine-2-carbonitrile20297-37-4C6H10N2
(2aR,3aS,3bS,3cS,5aS,6R,8aS,8bR)-6-Acetyl-3b,5a-dimethyl-2,10-dioxo-2,2a,3,3a,3b,3c,4,5,5a,6,7,8,8a,8b,9,10-hexadecahydrocyclopenta[a]cyclopropa[g]phenanthren-6-yl acetate (Cyproterone Acetate Impurity)6-KetoCyproterone?????17184-05-3C24H30O5
Methyl 7-((3R)-5-oxo-3-((tetrahydro-2H-pyran-2-yl)oxy)cyclopent-1-en-1-yl)heptanoate1-?????-1-???,5-??-3-[(??????-2H-??-2-?)??]-,??????,(3R)-60934-42-1C18H28O5
(8-Phenylnaphthalen-1-yl)boronic acid8-??-1-????????181135-36-4C16H13BO2
3,5-Dimethoxy-3,5-dimethyl-2,6-dioxa-3,5-disilaheptaneBIS(METHYLDIMETHOXYSILYL)??18297-79-5C7H20O4Si2
(E)-4-[Methyl-[(2-methylpropan-2-yl)oxycarbonyl]amino]but-2-enoic acid915788-19-1C10H17NO4
5,6-Dinitro-4,7-di(thiophen-2-yl)benzo[c][1,2,5]thiadiazole165190-73-8C14H6N4O4S3
2,2'-(Ethane-1,2-diylbis(azanediyl))dibutyric acid2,2'-(ETHYLENEDIIMINO)-????498-17-9C10H20N2O4
(R)-5-(2-fluoro-4-(5-(hydroxymethyl)-2-oxooxazolidin-3-yl)phenyl)picolinonitrile1597428-07-3C16H12FN3O3
(2-Butylbenzofuran-3-yl)(4-(2-(diethylamino)ethoxy)-3-iodophenyl)methanone hydrochloride (Amiodarone Impurity)1397201-93-2C25H31ClINO3
3-Amino-6-chloro-2-methyl-4-phenyl-3,4-dihydroquinazolin-4-ol (Alprazolam Impurity)27537-87-7C15H14ClN3O
2,7-Diethynyl-9H-fluorene94463-11-3C17H10
Sodium 1,3,4-thiadiazole-2,5-bis(thiolate)???1,3,4-?????-2,5-??????55906-42-8C2H3N2NaS3
((2R,3S,4R,5R)-3,4-Dihydroxy-5-((E)-4-(hydroxyimino)-2-oxo-3,4-dihydropyrimidin-1(2H)-yl)tetrahydrofuran-2-yl)methyl isobutyrate (Molnupiravir Impurity)2492423-30-8C13H19N3O7
N-[[4-(2,2-Dicyano-1-methoxyethenyl)phenyl]methyl]-5-fluoro-2-methoxybenzamide2764851-04-7C20H16FN3O3
C26-CeramideC26?????121459-09-4C44H87NO3
2-((2-(3-Methoxyphenethyl)phenoxy)methyl)oxirane1140968-46-2C18H20O3
(E)-N,6,6-Trimethyl-N-(naphthalen-2-ylmethyl)hept-2-en-4-yn-1-amine (Terbinafine Impurity)187540-01-8C21H25N
N-(3-((4-Amino-6,7-dimethoxyquinazolin-2-yl)(methyl)amino)propyl)formamide hydrochloride (Alfuzosin Impurity)1796934-51-4C15H22ClN5O3
N,N'-Bis(pyridin-2-ylmethyl)oxamide2758-86-3C14H14N4O2
(3R,5S,6R)-6-(acetoxymethyl)tetrahydro-2H-pyran-2,3,5-triyl triacetate5040-09-5C14H20O9
7-Benzyl-6-chloro-7H-purine6-???-7-????1928-77-4C12H9ClN4
(2-Chlorothiazol-4-yl)methanamine4-???????,2-???-139425-75-5C4H5ClN2S
Tetrahexylammonium benzoate16436-29-6C31H57NO2
4,8-Bis((2-hexyldecyl)oxy)benzo[1,2-b:4,5-b']dithiophene1254985-73-3C42H70O2S2
6-(4-Hydroxyphenyl)-5-methyl-4,5-dihydropyridazin-3(2H)-one103416-88-2C11H12N2O2
J611887136-00-6C78H111Br2F2N3S8Sn2
5-Oxothiomorpholine-3-carboxylic acid 1-oxide88620-38-6C5H7NO4S
Sodium 1,3-dioxo-1H-benzo[de]isoquinolin-2(3H)-olate6207-89-2C12H6NNaO3
2,2-Didecyl-1,3-propanediol170025-81-7C23H48O2
Zinc(II) 2,3,7,8,12,13,17,18-octaethylporphyrin-21,23-diide17632-18-7C36H44N4Zn
2-Methoxydibenzo[b,d]furan2-????????,9620357-70-4C13H10O2
5'-(4-Carboxyphenyl)-2'-methoxy-4'-methyl-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid1842393-49-0C29H22O7
(S)-1-(4-methoxybenzyl)-3,4,5,6,7,8-hexahydroisoquinoline-2(1H)-carbaldehyde29144-31-8C18H23NO2
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