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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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?? ????
(3AS,5R,6R,7S,7aS)-5-(acetoxymethyl)-2-methoxy-2-methyltetrahydro-5H-[1,3]dioxolo[4,5-b]pyran-6,7-diyl diacetate
4435-05-6
C15H22O10
Glutaramic acid
?????
25335-74-4
C5H9NO3
Methyl 2-(4-aminocyclohexyl)acetate
(4-???-?????)-??????????
313683-56-6
C9H17NO2
Methyl 3-phenyl-2H-azirine-2-carboxylate
2-??-3H-???-3-???????????
18709-45-0
C10H9NO2
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
Methyl 2-hydrazinyl-4-(trifluoromethyl)pyrimidine-5-carboxylate
175137-28-7
C7H7F3N4O2
(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
N-methyl-2-phenylpropan-1-amine hydrochloride
N,??-???????????
5969-39-1
C10H16ClN
N-ethyl-N-methylpyridin-2-amine
77200-12-5
C8H12N2
2,2-Difluoromalonic acid
?????-???????
1514-85-8
C3H2F2O4
5H-indeno[1,2-c]pyridin-5-one
5H-???[1,2-c]???-5-?
18631-22-6
C12H7NO
(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
Methyl 7-aminoheptanoate
7-????????????
39979-08-3
C8H17NO2
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
5-(1,2-Dihydroxyethyl)-1,3-phenylene bis(dimethylcarbamate) (Bambuterol Impurity)
5-Des[2-(tert-?????)]BaM???-5-?????
112935-92-9
C14H20N2O6
Morpholine 2-((5-methyl-1H-1,2,4-triazol-3-yl)thio)acetate
???????
357172-63-5
C9H16N4O3S
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
2-(4-Bromophenyl)thiazole-4-carboxylic acid
2-(4-???-??)-???-4-????
21160-50-9
C10H6BrNO2S
5-Ethyl-2-methyl-1H-imidazole
2-??-4-??????
29239-89-2
C6H10N2
4-Iodobenzenethiol
4-?????-1-??
52928-01-5
C6H5IS
1,2-Dimethyl-3-octyl-1H-imidazol-3-ium tetrafluoroborate
1,2-???-3-??-1H-????????????????
350493-10-6
C13H25BF4N2
1-(3,4-Dimethoxyphenyl)-2-(pyrrolidin-1-yl)pentan-1-one hydrochloride
850351-99-4
C17H26ClNO3
2,6-Dimethoxy-4-propylphenol
??,2,6-????-4-???-
6766-82-1
C11H16O3
Benzyl (2S,4S)-4-methyl-5-oxo-2-phenyloxazolidine-3-carboxylate
171860-41-6
C18H17NO4
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
1-(5-Amino-2-(3-(tert-butylamino)-2-hydroxypropoxy)phenyl)ethanone (Celiprolol Impurity)
5-???-2-(3-(tert-?????)-2-????????)?????
56980-94-0
C15H24N2O3
3-Acetyl-4-hydroxyquinolin-2(1h)-one
3-???-4-?????-2-???
26138-64-7
C11H9NO3
4-Bromo-1,1-dimethoxybutane
4-???????????????
24157-02-6
C6H13BrO2
(3S,4S)-N3-benzylpyrrolidine-3,4-diamine
193352-75-9
C11H17N3
3-Bromo-8-methyl-6-nitroquinoline
3-???-8-??-6-??????
210708-22-8
C10H7BrN2O2
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-Bromo-1,3-dichloro-5-methylbenzene
2-???-1,3-????-5-????
19393-93-2
C7H5BrCl2
Barium 2,5-dichloro-3,6-dioxocyclohexa-1,4-diene-1,4-bis(olate) trihydrate
??????????
32458-20-1
C6H6BaCl2O7
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
5-((6,7-Dimethoxyquinolin-4-yl)oxy)pyridin-2-amine
5-[(6,7-???????-4-?)??]???-2-??
417722-21-5
C16H15N3O3
Ethyl 2-(4-fluoro-3-nitrophenyl)acetate
??2-(4-????-3-?????)?????
858972-16-4
C10H10FNO4
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
(S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-3-(4-(pyridin-2-yl)phenyl)propanoic acid
352525-26-9
C29H24N2O4
4-(3-Fluorophenyl)tetrahydro-2H-pyran-4-carboxylic acid
4-(3-????-??)-??????-??-4-?????
919016-93-6
C12H13FO3
Methyl 4-(aminomethyl)cyclohexane-1-carboxylate
??4-(?????)????????????
23199-14-6
C9H17NO2
1-(3-(Dimethylamino)propyl)-1-(4-fluorophenyl)-3-hydroxy-1,3-dihydroisobenzofuran-5-carbonitrile oxalate (Citalopram Impurity)
1332724-03-4
C22H23FN2O6
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
5-(3-Hydroxypropyl)pyrimidine-2,4(1H,3H)-dione
53761-38-9
C7H10N2O3
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
(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
(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
3-(2-Chloro-5-(trifluoromethyl)phenyl)acrylic acid
2-???-5-(????????)????
682805-12-5
C10H6ClF3O2
2-(4-(Tert-butyl)phenyl)-1,3,2-dioxaborinane
1370412-35-3
C13H19BO2
Phosphoric acid, xcopper salt
?? ??????
10103-48-7
Cu3O8P2
Methyl N2-((benzyloxy)carbonyl)-N6-(tert-butoxycarbonyl)-L-lysinate
??N6-[(1,1-??????)????]-N2-[(?????)????]-L-?????
2389-49-3
C20H30N2O6
1-Hydroxypropyl hydrogen (4-chlorophenyl)boronate
4-?????????????????
373384-13-5
C9H10BClO2
4-Bromo-N-(5-chloropyridin-2-yl)benzamide
4-???-N-(5-??????-2-?)?????
300670-29-5
C12H8BrClN2O
N-(2-morpholinoethyl)hydrazinecarbothioamide
4-[2-(4-?????)??]-3-?????????
77644-45-2
C7H16N4OS
4-(2,4,4-Trimethylpentan-2-yl)benzene-1,3-diol
4-TERT-???????
28122-52-3
C14H22O2
2-Chloro-5-fluoroquinoline
2-???-5-???????
455955-27-8
C9H5ClFN
7’-OH-N-trityl morpholinothymine
7'-OH-N-??????????
914361-76-5
C29H29N3O4
5-Methylthiophene-2,3-dicarboxylic acid
5-?????-2,3-??????
46029-22-5
C7H6O4S
(5-Bromobenzo[b]thiophen-3-yl)methanamine
(5-???-3-??[B]???)????
744985-64-6
C9H8BrNS
5-Bromo-4-cyclohexylpyrimidine
5-???-4-??????????
941294-28-6
C10H13BrN2
5-Methylhex-1-en-3-ol
4798-46-3
C7H14O
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
3-Chloro-2-methoxyquinoline
1401812-47-2
C10H8ClNO
4,4'-Sulfinylbis(iodobenzene)
647829-43-4
C12H8I2OS
N-((2R,3R,4R,5S,6R)-2-(benzyloxy)-4,5-dihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-3-yl)acetamide
13343-67-4
C15H21NO6
3,3-Difluorocyclohexan-1-amine
3,3-????????????
921753-34-6
C6H11F2N
1-Butyl-3-methylimidazolium p-toluenesulfonate
1H-??????M,3-??-1-??-,4-?????????
925230-47-3
C15H22N2O3S
1-(Tert-butyl) 3-methyl 2-oxopiperidine-1,3-dicarboxylate
??N-Boc-2-??????-3-???????
400073-68-9
C12H19NO5
(4-(2-(Dimethylamino)ethoxy)phenyl)(4-hydroxyphenyl)methanone
[4-[2-(??????)???]??](4-??????)???
173163-13-8
C17H19NO3
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
(6R,7R)-3-(Acetoxymethyl)-7-((R)-2-(formyloxy)-2-phenylacetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefmandole Sodium Impurity)
87932-78-3
C19H18N2O8S
1-Palmitoyl-2-oleoylglycerol
1-????-2-????-sn-????
3123-73-7
C37H70O5
Tetraphenylantimony(V) bromide
????? ???(V) ?????
16894-69-2
C24H20BrSb
1-(3-Aminopropyl)-3-methyl-1H-imidazol-3-ium bromide
914770-45-9
C7H14BrN3
Methyl 1,2,3,4-tetrahydroisoquinoline-7-carboxylate
??1,2,3,4-???????????-7-???????
220247-50-7
C11H13NO2
3,3-Bis(bromomethyl)-3,4-dihydro-2H-thieno[3,4-b][1,4]dioxepine
701209-98-5
C9H10Br2O2S
(6R,7R)-7-Amino-3-(((1-(2-(dimethylamino)ethyl)-1H-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefotiam Impurity)
61607-66-7
C13H19N7O3S2
Dicalcium orthosilicate
?? ???
10034-77-2
Ca2O6Si2
3,3',4,5,5'-Pentachloro-1,1'-biphenyl
39635-33-1
C12H5Cl5
N,N-diethyl-2,3-dimethylbenzamide
N,N-???-2,3-????????
57806-76-5
C13H19NO
Ethyl octahydro-1H-indole-2-carboxylate hydrochloride
??L-????????-2-?????????
82864-25-3
C11H20ClNO2
N,N-diethyl-2-(4-nitrophenoxy)ethan-1-amine
???[2-(4-??????)??]??
19881-36-8
C12H18N2O3
6-Thioinosine Phosphate
6-?????5'-???????
53-83-8
C10H13N4O7PS
(2R,3S,4S,5R,6S)-2-(hydroxymethyl)-6-(p-tolylthio)tetrahydro-2H-pyran-3,4,5-triol
4-????1-??-bD-????????
1152-39-2
C13H18O5S
2-Aminothiazole-5-carboxamide
5-?????????,2-???-(9CI)
52499-04-4
C4H5N3OS
2-Chloro-1-(pyridin-4-yl)ethan-1-one hydrochloride
25260-36-0
C7H7Cl2NO
[1,1'-Biphenyl]-4-yl(p-tolyl)methanone
39148-55-5
C20H16O
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