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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-400-8210725
???:malulu@leyan.com
??:China
URL: https://www.leyan.com/
? ?? ?:39990
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tert-Butyl6-((tert-Butoxycarbonyl)amino)-3-oxo-3,4-dihydroquinoxaline-1(2H)-carboxylate959246-52-7C18H25N3O5
Methyl 2-deoxy-α-D-erythro-pentopyranoside6160-56-1C6H12O4
Piracetam Impurity 177060-52-8C8H12N2O
8-Chloroquinazoline8-???-????7557-04-2C8H5ClN2
4-(Phenanthren-9-Yl)-N-phenylaniline936916-08-4C26H19N
Atropine Sulfate Ep Impurity E949092-65-3C17H23NO4
2,3,4,6-Tetra-O-acetyl-β-D-mannopyranosyl azide65864-60-0C14H19N3O9
Olopatadine Impurity 13962-95-8C17H22NOP
Mizolastine Impurity 9935860-12-1C25H27FN6O
3-Methyl-5-(trifluoromethoxy)benzaldehyde3-??-5-(?????????)??????1000339-55-8C9H7F3O2
((3aR,6R,7S,7aS)-6,7-Dihydroxy-2,2-dimethyltetrahydro-4H-[1,3]dioxolo[4,5-c]pyran-6-yl)methyl sulfamate2,3-??????????????851957-35-2C9H17NO8S
Deferasirox Impurity 236543-57-3C28H16O8
Afatinib Impurity 59618061-77-1C24H27ClFN4O6P
Buspirone Impurity 2660143-00-2C9H15NO3
(R)-4-Amino-5-phenylpentanoic acid63328-06-3C11H15NO2
Ethyl 4-chloro-2,6-difluorobenzoate773139-38-1C9H7ClF2O2
4-(1h-Indol-1-yl)aniline938018-12-3C14H12N2
1-Pyrenyldiazomethane1-?????????78377-23-8C17H10N2
(E)-Pent-3-en-1-ol??-3-??764-37-4C5H10O
1,6-Dibromo-3-hexene75225-40-0C6H10Br2
Nintedanib Impurity 7678466-25-8C9H8Cl2N2O3
Carbidopa Ep Impurity C84488-77-7C11H16N2O4
Vitamin B6 Impurity 13,4-???????,5-???-6-??-(9CI)765235-25-4C10H15NO3
7-Nitro-3,4-dihydro-2H-benzo[b][1,4]dioxepine7-???-3,4-????-2H-1,5-??????78288-94-5C9H9NO4
Bornyl isovalerate76-50-6C15H26O2
4-(4-Amino-6,7-dimethoxyquinazolin-2-yl)piperazine-1-carbaldehyde hydrochloride84050-21-5C19H25N5O4
D-Xylo-[2]Hexulosonic Acid Methyl Ester2-??-D-?????????67776-07-2C7H12O7
Linezolid Impurity 11578692-88-3C7H11ClO4
Bis((trifluoromethyl)sulfonyl)amide98837-98-0C2F6NO4S2-
Dyclonine80840-88-6C9H20ClN
Indobufen Impurity 23937671-41-5C10H13NO2
Methotrexate Impurity 3865148-64-3C22H26N8O5
5,6,7,8-Tetrahydro-imidazo[1,2-a]pyrazine DiHCl735266-95-2C6H10ClN3
2-Isopropylpyrimidine-5-carboxylic acid2-?????????-5-?????(SALTDATA:0.08KCl)927803-31-4C8H10N2O2
2,3',4,5-Tetrachloro-1,1'-biphenyl73557-53-8C12H6Cl4
THI95120-07-3C9H14N2O5
trans-3-(Boc-aminomethyl)cyclobutanoltrans-3-(Boc-αMino??)???????952029-48-0C10H19NO3
Hydrocortisone Acetate Impurity 4668473-77-8C21H30O6
(3S)-1-(Propan-2-yl)pyrrolidin-3-amine dihydrochloride(3S)-1-(???-2-?)????-3-??????914498-27-4C7H17ClN2
2,2'-(1,4,10,13-Tetraoxa-7,16-diazacyclooctadecane-7,16-diyl)diacetic acidN,N'-?????????-18-???-672912-01-7C16H30N2O8
3-Ethyl-1-methyl-1H-imidazol-3-ium (S)-2-hydroxypropanoate1-??-3-???????L-(+)-???878132-19-5C9H16N2O3
(S)-3-(3-Amino-4-hydroxyphenyl)-2-((tert-butoxycarbonyl)amino)propanoic acidBOC-3-???-L-???862191-19-3C14H20N2O5
(1S,3aR,4R,7aS)-1-((R)-1-hydroxy-2-methylpropyl)-3a-methyl-7-methyleneoctahydro-1H-inden-4-ol640289-58-3C15H26O2
2-[(2,6-Dichlorophenyl)amino]-α-oxobenzeneacetic acid66156-75-0C14H9Cl2NO3
(1R,2R)-2-(1-Pyrrolidinyl)cyclohexanamine(1R,2R)2-(1-?????)-????????885677-92-9C10H20N2
2-(3-Hydroxyazetidin-3-yl)piperidine-1-carboxylic acid tert-butyl ester1-?????????,2-(3-????-3-?????)-,1,1-?????????934666-06-5C13H24N2O3
Bis(benzo[b]thiophen-2-yl)methanone97978-07-9C17H10OS2
Pemetrexed Impurity 41778-29-0C11H14O3S
4-[4-[[[[4-Hydroxy-3-(trifluoromethyl)phenyl]amino]carbonyl]amino]phenoxy]-N-methyl-2-pyridinecarboxamide862875-16-9C21H17F3N4O4
Procaterol Impurity 994198-40-0C16H22N2O3
2,7-Dibromo-9,9-diheptyl-9h-fluorene794548-76-8C27H36Br2
6-Bromo-4,8-dichloroquinoline-3-carbonitrile6-???-4,8-??????-???-3-?????886362-77-2C10H3BrCl2N2
Indobufen Impurity 14??2-(4-?????)??????6973-78-0C12H15NO4
4-Bromo-6-methoxyquinoline-3-carboxylic acid4-BroMo-6-??????-3-?????872714-51-7C11H8BrNO3
(1R,2S)-1,2,3,4-Tetrahydro-2-(3-hydroxypropyl)-6,7-dimethoxy-2-methyl-1-[(3,4,5-trimethoxyphenyl)methyl]isoquinolinium791546-70-8C25H36NO6+
3,5-Diaminobenzohydrazide3,5-????????????98335-17-2C7H10N4O
2-(3-Fluorophenyl)-1,3,2-dioxaborinane684648-38-2C9H10BFO2
4-Benzofurancarbaldehyde4-????????????(9CI)95333-13-4C9H6O2
D-Alanyl-D-Glutamine656221-79-3C8H15N3O4
Ibuprofen Impurity 93(S,S)-N-(1-????)????????81576-52-5C21H27NO
α-D-erythro-Pentofuranoside, methyl 2-deoxy-, bis(4-methylbenzoate)??2-???-3,5-?-Op-????-α-D-??-??????78185-64-5C22H24O6
3-Ethoxyisonicotinonitrile78790-86-0C8H8N2O
Methyl 2-(3-(benzyloxy)phenyl)acetate62969-42-0C16H16O3
4-(Acetylamino)-2,3-dihydro-7-benzofurancarboxylic acid932114-06-2C11H11NO4
1-Azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid, 3-[[2-[[[[2-[[2-carboxy-6-(1-hydroxyethyl)-7-oxo-1-azabicyclo[3.2.0]hept-2-en-3-yl]thio]ethyl]amino]methylene]amino]ethyl]thio]-6-(1-hydroxyethyl)-7-oxo-, [5R-[3[5R*,6S*(R*)],5α,6α(R*)]]-85604-01-9C23H30N4O8S2
1-(Methoxymethyl)cyclopropane-1-carboxylic acid1-(?????)???????????67567-55-9C6H10O3
Decitabine Impurity 369304-65-0C7H14N4O4
(αS)-α-Methylbenzenemethanesulfonic acid(-)-1-???????86963-38-4C8H10O3S
(1R)-1-Cyclopropylethanamine(R)-1-(????????)??6240-96-6C5H11N
Carboxy Terbinafine??????????99473-14-0C21H23NO2
Hydroxychloroquine Sulfate Impurity 11860544-46-3C7H18N2
tert-butyl 4-(4-amino-3-(trifluoromethyl)benzyl)piperazine-1-carboxylate4-(4-Boc-????-1-?-??)-2-???????????859027-30-8C17H24F3N3O2
2'-Ome-Ac-G Phosporamidite909033-40-5C43H52N7O9P
Clindamycin Impurity 114???????????909032-77-5C18H31ClN2O5S
Verapamil Ep Impurity H67018-83-1C26H36N2O4
6-(Trifluoromethoxy)-1H-indole-2-carboxylic acid6-(?????????)-1H-??-2-?????923259-70-5C10H6F3NO3
Anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetrone, 2,9-bis(2-aminoethyl)-87710-94-9C28H20N4O4
(trans,trans)-4'-Pentyl-[1,1'-bi(cyclohexane)]-4-carbonitrile[???(???)]-4'-??[1,1'-??????]-4-??????65355-36-4C18H31N
2,5-Diiodoaniline2,5-???????64085-53-6C6H5I2N
Ethyl 2-(2-chlorophenyl)-2-oxoacetate??2-???????????62123-75-5C10H9ClO3
3-Iodo-4-methyl-N-(3-(4-methyl-1H-imidazol-1-yl)-5-(trifluoromethyl)phenyl)benzamide926922-18-1C19H15F3IN3O
Erlotinib Impurity 644,5-??(2-??????)-2-??????1001416-73-4C13H17NO8
Eltrombopag Impurity 62725241-64-5C7H5Br2NO3
Nimodipine Impurity 1185677-95-8C18H20N2O7
Lercanidipine Impurity 28890045-70-2C20H23ClN2O6
2H-1-Benzopyran-2-methanol, α,α'-[iminobis(methylene)]bis[6-fluoro-3,4-dihydro-, hydrochloride (1:1), (αR,α'R,2S,2'S)-920275-19-0
Faropenem Impurity 39613670-77-2C8H9NO3S
Furosemide Impurity 5576852-02-3C11H11ClN2O3S
Clotrimazole Impurity 7???????968-39-8C21H20O
Polaprezinc Impurity 27389-97-1C17H16N4O5
2-(Pyrimidin-2-yl)ethan-1-amine2-????????(9CI)89464-80-2C6H9N3
2-(Oct-4-en-4-yl)-1,3,6,2-dioxazaborocane4-????????????????608534-40-3C12H24BNO2
4-Methyl-4-propylmorpholin-4-ium bis((trifluoromethyl)sulfonyl)amide696600-63-2C10H18F6N2O5S2
Brivaracetam Impurity 3772292-30-5C9H18N2O3
Metaraminol Impurity 131-????,2-???-1-(3-???????)-693772-30-4C9H11NO2
Trivalerin???????????620-68-8C18H32O6
Progesterone Impurity 3388128-61-4C23H34O4
Brivaracetam Impurity 2081381-87-5C7H14O3
Mizolastine Impurity 1935860-13-2C49H50F2N12O2
2-(3,4-Dichlorophenyl)acetamide868697-78-3C8H7Cl2NO
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