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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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?? ????
2-Chloro-1-(pyridin-4-yl)ethan-1-one hydrochloride
25260-36-0
C7H7Cl2NO
5-Ethyl-2-methyl-1H-imidazole
2-??-4-??????
29239-89-2
C6H10N2
2-(4-Bromophenyl)thiazole-4-carboxylic acid
2-(4-???-??)-???-4-????
21160-50-9
C10H6BrNO2S
Methyl 4-(aminomethyl)cyclohexane-1-carboxylate
??4-(?????)????????????
23199-14-6
C9H17NO2
Methyl N2-((benzyloxy)carbonyl)-N6-(tert-butoxycarbonyl)-L-lysinate
??N6-[(1,1-??????)????]-N2-[(?????)????]-L-?????
2389-49-3
C20H30N2O6
Methyl 1,2,3,4-tetrahydroisoquinoline-7-carboxylate
??1,2,3,4-???????????-7-???????
220247-50-7
C11H13NO2
Methyl 2-(4-aminocyclohexyl)acetate
(4-???-?????)-??????????
313683-56-6
C9H17NO2
5H-indeno[1,2-c]pyridin-5-one
5H-???[1,2-c]???-5-?
18631-22-6
C12H7NO
3-(2-Chlorophenyl)-6-(2,6-difluorophenyl)-1,2,4,5-tetrazine
162320-67-4
C14H7ClF2N4
3-Bromo-8-methyl-6-nitroquinoline
3-???-8-??-6-??????
210708-22-8
C10H7BrN2O2
Barium 2,5-dichloro-3,6-dioxocyclohexa-1,4-diene-1,4-bis(olate) trihydrate
??????????
32458-20-1
C6H6BaCl2O7
6-Thioinosine Phosphate
6-?????5'-???????
53-83-8
C10H13N4O7PS
1-(Tert-butyl) 3-methyl 2-oxopiperidine-1,3-dicarboxylate
??N-Boc-2-??????-3-???????
400073-68-9
C12H19NO5
3,3',4,5,5'-Pentachloro-1,1'-biphenyl
39635-33-1
C12H5Cl5
(2R,3R,4S,5R,6R)-2-(acetoxymethyl)-6-aminotetrahydro-2H-pyran-3,4,5-triyl triacetate
2,3,4,6-???-O-???-??-D-?????????
51642-81-0
C14H21NO9
Morpholine 2-((5-methyl-1H-1,2,4-triazol-3-yl)thio)acetate
???????
357172-63-5
C9H16N4O3S
2,6-Dimethoxy-4-propylphenol
??,2,6-????-4-???-
6766-82-1
C11H16O3
5-Bromo-3-((trimethylsilyl)ethynyl)pyridin-2(1H)-imine
5-???-3-((??????)???)???-2-??
905966-34-9
C10H13BrN2Si
(S)-2-amino-3-(6-methyl-1H-indol-3-yl)propanoic acid
6-??-L-????
33468-34-7
C12H14N2O2
Tert-butyl 3-oxocyclopentane-1-carboxylate
174195-95-0
C10H16O3
(2R,3S,4S,5S)-2,3,4,5-tetrahydroxy-6-iodohexanal
6304-86-5
C6H11IO5
Fructosamine (hydrochloride)
1-???-1-???-D-?????
39002-30-7
C6H14ClNO5
(S)-1-((3S,6R,9S,12S,15R,18S,21S)-3-((1H-Imidazol-5-yl)methyl)-6-((1H-indol-3-yl)methyl)-21-(3-guanidinopropyl)-12-(4-hydroxybenzyl)-9-(hydroxymethyl)-15,18-diisobutyl-1,4,7,10,13,16,19-heptaoxo-1-((S)-5-oxopyrrolidin-2-yl)-2,5,8,11,14,17,20-heptaazadocosan-22-oyl)-N-ethylpyrrolidine-2-carboxamide (Leuprorelin (Leuprolide) Impurity)
1926163-23-6
C59H84N16O12
1-Hydroxypropyl hydrogen (4-chlorophenyl)boronate
4-?????????????????
373384-13-5
C9H10BClO2
2-Chloro-5-fluoroquinoline
2-???-5-???????
455955-27-8
C9H5ClFN
5-Methylthiophene-2,3-dicarboxylic acid
5-?????-2,3-??????
46029-22-5
C7H6O4S
3-Chloro-2-methoxyquinoline
1401812-47-2
C10H8ClNO
4,4'-Sulfinylbis(iodobenzene)
647829-43-4
C12H8I2OS
[1,1'-Biphenyl]-4-yl(p-tolyl)methanone
39148-55-5
C20H16O
1-Palmitoyl-2-oleoyl-rac-glycerol
1-????-2-????-sn-????
3123-73-7
C37H70O5
3,4,6-Tri-O-acetyl-β-D-mannopyranose 1,2-(methyl orthoacetate)
4435-05-6
C15H22O10
4-Isopropoxy-2-methylbenzonitrile
1369807-40-8
C11H13NO
(6R,7R)-7-((6R,7R)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Ceftizoxime Impurity)
929101-91-7
C20H19N7O7S3
3-Hydroxy-2,2-dimethylpropyl hydrogen phenanthren-9-ylboronate
1416371-19-1
C19H19BO2
N-Methyl-2-phenylpropan-1-amine (hydrochloride)
N,??-???????????
5969-39-1
C10H16ClN
N-ethyl-N-methylpyridin-2-amine
77200-12-5
C8H12N2
(1R,3aS,3bR,3cS,4aR,6aR,7aS,7bS,7cS,9aS)-1-Acetyl-7b,9a-dimethyl-6-oxo-1,2,3,3a,3b,3c,4a,6,6a,7,7a,7b,7c,8,9,9a-hexadecahydrocyclopenta[1,2]cyclopropa[5,6]phenanthro[9,10-b]oxiren-1-yl acetate (Cyproterone Acetate Impurity)
6-?????-6,7-?????????????
15423-97-9
C24H30O5
(3-Bromophenyl)(cyclopropyl)sulfane
(3-?????)(???????)??
1280786-81-3
C9H9BrS
3-Bromo-6,7-dimethoxyquinoline
3-???-6,7-???????
850352-73-7
C11H10BrNO2
(1R,2r,3S,4R,6S)-4,6-Diaminocyclohexane-1,2,3-triol (Gentamicin Sulfate Impurity)
2037-48-1
C6H14N2O3
Sodium benzyloxide
????????
20194-18-7
C7H7NaO
1-(5-Amino-2-(3-(tert-butylamino)-2-hydroxypropoxy)phenyl)ethanone (Celiprolol Impurity)
5-???-2-(3-(tert-?????)-2-????????)?????
56980-94-0
C15H24N2O3
2-Aminothiazole-5-carboxamide
5-?????????,2-???-(9CI)
52499-04-4
C4H5N3OS
3-(2-ethoxy-2-oxoethyl)-1-methyl-1H-imidazol-3-ium hexafluorophosphate(V)
1-????????-3-??????M?????????
503439-50-7
C8H13F6N2O2P
2-Fluoromalonic acid
???????,????-
473-87-0
C3H3FO4
2,2,3,3,9,9,10,10-Octamethyl-4,8-dioxa-3,9-disilaundecane
4,8-???-3,9-?????,2,2,3,3,9,9,10,10-????-
82112-22-9
C15H36O2Si2
N-(9-((2R,3S,4S,5R)-4-fluoro-3-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-6-yl)benzamide
129054-67-7
C17H16FN5O4
(4aR,4bS,6aS,7S,9aS,9bS,11aR)-N-(2,5-Bis(trifluoromethyl)phenyl)-1-((4aR,4bS,6aS,7S,9aS,9bS,11aR)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carbonyl)-4a,6a-dimethyl-2-oxo-2,4a,4b,5,6,6a,7,8,9,9a,9b,10,11,11a-tetradecahydro-1H-indeno[5,4-f]quinoline-7-carboxamide (Dutasteride Impurity)
1648593-70-7
C46H55F6N3O4
4-(Aminomethyl)cyclohex-1-ene-1-carboxylic acid hydrochloride
1803601-44-6
C8H14ClNO2
4-(3-Fluorophenyl)tetrahydro-2H-pyran-4-carboxylic acid
4-(3-????-??)-??????-??-4-?????
919016-93-6
C12H13FO3
4-Methylphenyl 1-thio-β-D-glucopyranoside
4-????1-??-bD-????????
1152-39-2
C13H18O5S
1-(3-(Dimethylamino)propyl)-1-(4-fluorophenyl)-3-hydroxy-1,3-dihydroisobenzofuran-5-carbonitrile oxalate (Citalopram Impurity)
1332724-03-4
C22H23FN2O6
5-(3-Hydroxypropyl)pyrimidine-2,4(1H,3H)-dione
53761-38-9
C7H10N2O3
2-(4-(Tert-butyl)phenyl)-1,3,2-dioxaborinane
1370412-35-3
C13H19BO2
7’-OH-N-trityl morpholinothymine
7'-OH-N-??????????
914361-76-5
C29H29N3O4
5-Bromo-4-cyclohexylpyrimidine
5-???-4-??????????
941294-28-6
C10H13BrN2
5-Methylhex-1-en-3-ol
4798-46-3
C7H14O
Ethyl octahydro-1H-indole-2-carboxylate hydrochloride
??L-????????-2-?????????
82864-25-3
C11H20ClNO2
Benzyl 2-acetamido-2-deoxy-beta-D-glucopyranoside
13343-67-4
C15H21NO6
3,4,4',5-Tetrachloro-1,1'-biphenyl
70362-50-4
C12H6Cl4
4-Nitrobenzyl (1S,4S)-3-oxo-2-thia-5-azabicyclo[2.2.1]heptane-5-carboxylate
151072-00-3
C13H12N2O5S
Tetraphenylantimony(V) bromide
????? ???(V) ?????
16894-69-2
C24H20BrSb
(4S,4aS,5aS,6S,12aS)-2-Acetyl-4-(dimethylamino)-3,6,10,12,12a-pentahydroxy-6-methyl-4a,5,5a,6-tetrahydrotetracene-1,11(4H,12aH)-dione (Oxytetracycline Impurity)
2-???-2-?????????????????
6542-44-5
C23H25NO8
1,4-Bis(4-(4-chlorophenyl)-4-hydroxypiperidin-1-yl)-2,2-diphenylbutan-1-one (Loperamide Impurity)
1426322-82-8
C38H40Cl2N2O3
1,3-Bis(6-benzoyl-1H-benzo[d]imidazol-2-yl)urea (Mebendazole Impurity)
???????G
129165-82-8
C29H20N6O3
(2S,3S,5S,8R,9S,10S,13S,14S)-10,13-Dimethyl-17-oxo-2-(piperidin-1-yl)hexadecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate (Vecuronium Bromide Impurity)
18668-29-6
C26H41NO3
(S)-2-Hydrazinyl-3-(3-hydroxy-4-methoxyphenyl)-2-methylpropanoic acid (Carbidopa Impurity)
1361017-74-4
C11H16N2O4
1-(1-(4-(4-(4-(2-Oxo-2,3-dihydro-1H-benzo[d]imidazol-1-yl)-5,6-dihydropyridin-1(2H)-yl)butanoyl)phenyl)-1,2,3,6-tetrahydropyridin-4-yl)-1H-benzo[d]imidazol-2(3H)-one (Droperidol Impurity)
1346604-17-8
C34H34N6O3
(2R,3R)-2-Ethyl-4-hydroxy-3-((1-methyl-1H-imidazol-5-yl)methyl)butanoic acid, sodium salt (Pilocarpine Impurity)
???????????
101769-87-3
C11H19N2NaO3
5-(1,2-Dihydroxyethyl)-1,3-phenylene bis(dimethylcarbamate) (Bambuterol Impurity)
5-Des[2-(tert-?????)]BaM???-5-?????
112935-92-9
C14H20N2O6
4-(Adamantan-1-yl)phenyl trifluoromethanesulfonate
263398-16-9
C17H19F3O3S
N-Ethyl-3-phenylpropan-1-amine hydrochloride (Alverine Impurity)
13125-63-8
C11H18ClN
1,2-Dimethyl-3-octyl-1H-imidazol-3-ium tetrafluoroborate
1,2-???-3-??-1H-????????????????
350493-10-6
C13H25BF4N2
5-Chloroquinolin-2(1h)-one
5-???-2-???
23981-22-8
C9H6ClNO
(R)-2-(4-((4-Chlorophenyl)(phenyl)methyl)piperazin-1-yl)acetic acid (Levocetirizine Impurity)
942193-17-1
C19H21ClN2O2
(R)-Isopropyl 1-(1-phenylethyl)-1H-imidazole-5-carboxylate hydrochloride (Etomidate Impurity)
66512-39-8
C15H19ClN2O2
10-(1-Methylpiperidin-4-ylidene)-5,10-dihydro-4H-benzo[5,6]cyclohepta[1,2-b]thiophen-4-one (Ketotifen Impurity)
1346603-71-1
C19H19NOS
N-Boc-Biotinylethylenediamine
N-BOC-???????????
225797-46-6
C17H30N4O4S
Methyl (3aR,3a1R,4R,5S,5aR,10bR)-3a-ethyl-9-((3R,5S,7R,9S)-5-ethyl-5-hydroxy-9-(methoxycarbonyl)-1,4,5,6,7,8,9,10-octahydro-2H-3,7-methano[1]azacycloundecino[5,4-b]indol-9-yl)-6-formyl-4,5-dihydroxy-8-methoxy-3a,3a1,4,5,5a,6,11,12-octahydro-1H-indolizino[8,1-cd]carbazole-5-carboxylate (Vincristine Impurity)
4-??????????
3704-01-6
C44H54N4O9
2,2'-Bi(adamantanylidene)
30541-56-1
C20H28
2-(9,9-Dihexyl-9h-fluoren-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
264925-45-3
C31H45BO2
1-(Bromomethyl)-2-methyl-4-nitrobenzene
1-(?????)-2-??-4-?????
22162-14-7
C8H8BrNO2
(6R,7R)-3-(((5-Methyl-1,3,4-thiadiazol-2-yl)thio)methyl)-8-oxo-7-pivalamido-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefazolin Impurity)
2384108-14-7
C16H20N4O4S3
(8S,9R,10R,11S,13S,14R,16S,17R)-8-Fluoro-11,17-dihydroxy-17-(2-hydroxyacetyl)-10,13,16-trimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one (Betamethasone Impurity)
185613-69-8
C22H29FO5
Phosphoric acid, xcopper salt
?? ??????
10103-48-7
Cu3O8P2
4-(2-(tert-Butylamino)-1-hydroxyethyl)phenol hydrochloride (Salbutamol Impurity)
112337-52-7
C13H21NO3
N2,N2-Dimethylpyridine-2,5-diamine dihydrochloride
5-???-2-??????????,??????????
26878-31-9
C7H13Cl2N3
2-(3,4-Dimethoxyphenyl)-2-isopropyl-5-(methylamino)pentanenitrile hydrochloride (Verapamil Impurity)
?????????A(50mg)(3,4-????-??-[3-(?????)???]-??-(1-????)-?????????????)
67775-97-7
C17H27ClN2O2
1-(4-(2-Butoxyethyl)phenoxy)-3-(isopropylamino)propan-2-ol (Betaxolol Impurity)
1329613-85-5
C18H31NO3
5-Ethyl-10-methoxy-5H-dibenzo[b,f]azepine (Oxcarbazepine Impurity)
15882-79-8
C17H17NO
N-(3-(4-Ethyl-1H-imidazol-1-yl)-5-(trifluoromethyl)phenyl)-4-methyl-3-((4-(pyridin-3-yl)pyrimidin-2-yl)amino)benzamide (Nilotinib Impurity)
2119583-24-1
C29H24F3N7O
1-Butyl-3-methylimidazolium p-toluenesulfonate
1H-??????M,3-??-1-??-,4-?????????
925230-47-3
C15H22N2O3S
Methyl 7-chloro-6,7,8-trideoxy-6-[[[(2S)-1-methyl-4-propylidene-2-pyrrolidinyl]carbonyl]amino]-1-thio-L-threo-α-D-galacto-octopyranoside (Clindamycin Hydrochloride Impurity)
1440605-51-5
C18H31ClN2O5S
4-((4-(Aminomethyl)cyclohexanecarboxamido)methyl)cyclohexanecarboxylic acid (Tranexamic Acid Impurity)
82755-59-7
C16H28N2O3
2,5-Bis(decyloxy)terephthalohydrazide
694472-71-4
C28H50N4O4
(3R,5R)-3,5-Dihydroxy-7-((1S,2S,6S,8S,8aR)-6-hydroxy-8-(((2S,3S)-3-hydroxy-2-methylbutanoyl)oxy)-2-methyl-1,2,6,7,8,8a-hexahydronaphthalen-1-yl)heptanoic acid, sodium salt (Pravastatin Impurity)
(S)-3”-???????????????
722504-45-2
C23H35NaO8
N1-Methyl-N2-(pyridin-2-yl)oxalamide (Tenoxicam Impurity)
52781-01-8
C8H9N3O2
3,3-Bis(bromomethyl)-3,4-dihydro-2H-thieno[3,4-b][1,4]dioxepine
701209-98-5
C9H10Br2O2S
Ethyl (e)-3-(3,5-dimethoxyphenyl)acrylate
3,5-??????????????
29584-64-3
C13H16O4
Methyl 3-acetamidopropanoate
AC-??-??-OME
31295-20-2
C6H11NO3
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