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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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6,6'-Dibromo-[2,2'-biindolinylidene]-3,3'-dione		19201-53-7	C16H8Br2N2O2
3-Bromo-5-methoxy-1H-pyrrolo[3,2-b]pyridine	3-???-5-???-4-????	1000341-09-2	C8H7BrN2O
4-Bromo-6-chlorobenzo[d]thiazol-2-amine	4-???-6-?????[d]???-2-??	38338-20-4	C7H4BrClN2S
N,N,2,2,6,6-hexamethylpiperidin-4-amine	4-???????-2,2,6,6-?????????	32327-90-5	C11H24N2
1,2-Bis(4-nitrophenyl)ethane-1,2-dione	??(4-?????)???	6067-45-4	C14H8N2O6
2-(1-Ethylpyrrolidin-3-yl)-2,2-diphenylacetonitrile	2-(1-??????-3-?)-2,2-?????????	3212-87-1	C20H22N2
2-((4-Fluorobenzyl)sulfonyl)ethanethioamide	2-(4-?????????)???????	175276-88-7	C9H10FNO2S2
Amlodipine Impurity 61		39562-06-6	C18H20ClNO4
Ethyl 2-(2,6-dimethylphenoxy)acetate	??2,6-???????????	6279-47-6	C12H16O3
3-(2-(1,3-Dioxoisoindolin-2-yl)acetamido)propanoic acid	PHT-GLY-??-ALA-OH	17896-84-3	C13H12N2O5
7-(Trifluoromethyl)-1H-indazol-3-amine	7-(????????)-1H-???-3-???	60330-35-0	C8H6F3N3
(4aR,4bS,6aS,7aS,8aS,8bS,8cR,8dR,9aR)-4a,6a-Dimethyl-4,4a,4b,5,6,6a,7a,8,8a,8b,8c,8d,9,9a-tetradecahydro-2H-cyclopropa[4,5]cyclopenta[1,2-a]cyclopropa[l]phenanthrene-2,7(3H)-dione (Drospirenone Impurity)	6,7,15,16-????-4-?-3,17-???????	116298-21-6	C21H26O2
3-Iodo-4-(methoxycarbonyl)benzoic acid	1-??2-??????????	299173-24-3	C9H7IO4
(2-(Piperidin-1-yl)phenyl)methanamine hydrochloride		1427475-24-8	C12H19ClN2
Ethyl 2,2-difluoro-3-hydroxy-3-phenylpropanoate	??2,2-?????-3-????-3-?????????	92207-60-8	C11H12F2O3
(2S,3S)-5-(2-(Dimethylamino)ethyl)-2-(4-hydroxyphenyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl acetate hydrochloride (Diltiazem Impurity))		1286126-67-7	C21H25ClN2O4S
N1-(2-Chloro-3-hydroxypropyl)-N3-(2,3-dihydroxypropyl)-2,4,6-triiodo-5-(2-methoxyacetamido)-N3-methylisophthalamide (Iopromide Impurity)		154361-53-2	C18H23ClI3N3O7
2-(3-Chlorophenyl)piperidine		383128-12-9	C11H14ClN
DSPE-PEG-Mal, MW 2000		1190924-04-9
1-Methylpiperidine-4-carbohydrazide	4-?????????,1-??-,?????(9CI)	176178-88-4	C7H15N3O
1-(2-Mercaptoethyl)-4-phenylimidazolidin-2-one (Levamisole Impurity)		32190-33-3	C11H14N2OS
4-(3-Bromophenyl)-1-methylpiperidine		1187928-92-2	C12H16BrN
N-(bis(tert-butoxycarbonyl)amino)-N-(tert-butoxycarbonyl)glycine	TRI-BOC-??????????	261380-41-0	C17H30N2O8
(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-fluorotetrahydro-2H-pyran-3,4,5-triyl triacetate	??-D-?????????????-	2823-46-3	C14H19FO9
2-((((9h-Fluoren-9-yl)methoxy)carbonyl)amino)-3-(5-hydroxy-1h-indol-3-yl)propanoic acid	FMOC-5-HYDROXY-DL-????	351857-99-3	C26H22N2O5
Pyrene-2,7-diamine		64535-41-7	C16H12N2
Rifamycin, 3-amino-1,4-dideoxy-1,4-dihydro-4-imino-1-oxo- (Rifabutin Impurity)	3-???-4-???-?????S	62041-01-4	C37H47N3O11
5-(3-Fluorophenyl)-1,3,4-oxadiazol-2-amine	5-(3-??????)-1,3,4-?????-2-??	341978-66-3	C8H6FN3O
(2'S,4aR,4bS,6aS,7aS,8aS,8bS,8cR,9S)-9-(Chloromethyl)-4a,6a-dimethyl-4,4a,4b,5,6,6a,8,8a,8b,8c,9,10-dodecahydro-2H,3'H-spiro[cyclopropa[4,5]cyclopenta[1,2-a]phenanthrene-7,2'-furan]-2,5'(3H,4'H,7aH)-dione (Drospirenone Impurity)	7-???????????	932388-90-4	C24H31ClO3
9,9'-Spirobi[fluoren]-4-amine		1579281-06-3	C25H17N
(Cyanomethyl)trimethylphosphanium iodide		42843-99-2	C5H11INP
(6R,7R)-7-((Z)-2-(2-((Z)-2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)thiazol-4-yl)-2-(methoxyimino)acetamido)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Ceftizoxime Impurity)		929101-93-9	C19H18N8O7S3
5,6-Dimethylbenzo[c][1,2,5]thiadiazole	5,6-?????-2,1,3-?????	1887-60-1	C8H8N2S
2,4,7,9-Tetraphenyl-1,10-phenanthroline		51786-73-3	C36H24N2
(E)-4-amino-4-ethoxy-1,1,1-trifluorobut-3-en-2-one		128648-60-2	C6H8F3NO2
4-Chloro-5,7-dimethylquinoline	4-???-5,7-???????	352205-97-1	C11H10ClN
[1,1'-Biphenyl]-4-yl(2-chlorophenyl)methanone	2-???-4'-??????	34701-98-9	C19H13ClO
(2S,3R)-2-(hydroxymethyl)-5-methoxytetrahydrofuran-3-ol		446251-73-6	C6H12O4
Methyl 5-formyl-1H-pyrrole-3-carboxylate	??5-?????-3-???????	5910-05-4	C7H7NO3
5-Bromo-2-phenylbenzo[d]oxazole	5-???-2-??-1,3-????	69918-19-0	C13H8BrNO
2-(2,4,6-Trimethoxyphenyl)acetic acid	2,4,6-???????????	104397-80-0	C11H14O5
Ixazomib Impurity 1		1378314-08-9	C9H8Cl2N2O2
4-(2,4-Dichlorophenoxy)benzaldehyde	4-(24-???????)??????97	78725-51-6	C13H8Cl2O2
6,8-Dimethyl-4-oxo-4H-chromene-2-carboxylic acid	6,8-?????-2-?????	288399-57-5	C12H10O4
1,3-Dimethyl-6-(methylamino)pyrimidine-2,4(1h,3h)-dione	6-?????-1,3-??????	5770-42-3	C7H11N3O2
3-Amino-2-ethylquinazolin-4(3H)-one	3-???-2-??-4(3H)-?????3-???-2-??-4(3H)-?????	50547-51-8	C10H11N3O
Ethyl 3-amino-5-chloro-1H-pyrazole-4-carboxylate	??5-a??-3-???-1h-???-4-???????	1380351-61-0	C6H8ClN3O2
Ethyl 2-(4-ethoxyphenyl)acetate		40784-88-1	C12H16O3
1-Cyclopentyl-2-(trifluoromethyl)benzene		1206125-14-5	C12H13F3
(S)-2-amino-N-(2-amino-2-oxoethyl)-4-methylpentanamide hydrobromide		28671-28-5	C8H18BrN3O2
TPB812-CHO		2410998-40-0	C90H146N4O2S5
1,3-Di-p-tolylurea	1,3-di-p-?????	621-00-1	C15H16N2O
(6aR,9R,10aR)-7-Allyl-4,6,6a,7,8,9,10,10a-octahydroindolo[4,3-fg]quinoline-9-carboxylic acid (Cabergoline Impurity)	6-(2-????)-????-8-?????	81409-74-7	C18H20N2O2
3-((4-(Tert-butoxycarbonyl)piperazin-1-yl)methyl)benzoic acid	3-[[4-(TERT-BUTOXYCARBONYL)PIPERAZIN-1-YL]??]???	500013-38-7	C17H24N2O4
2-(4-Cyanophenyl)-1H-indole-6-carbonitrile	6-???-2-(4-?????)??	28719-00-8	C16H9N3
Ethyl 7-chloro-8-cyano-1-cyclopropyl-6-fluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate		117528-64-0	C16H12ClFN2O3
2-Amino-4-(trifluoromethoxy)benzoic acid		1259323-62-0	C8H6F3NO3
N-Allyl-2-chloroacetamide	N-(?????)???	13269-97-1	C5H8ClNO
2-Chloro-N-((2-chloro-5-(1-hydroxy-3-oxoisoindolin-1-yl)phenyl)sulfonyl)-5-(1-hydroxy-3-oxoisoindolin-1-yl)benzenesulfonamide (Chlortalidone Impurity)		1796929-84-4	C28H19Cl2N3O8S2
(2R,3R)-4-((4-chlorophenyl)amino)-2,3-dihydroxy-4-oxobutanoic acid	(+)-4′-?????????	17447-35-7	C10H10ClNO5
1-(4-Fluorophenyl)-2-(1H-1,2,4-triazol-1-yl)ethan-1-one		58905-21-8	C10H8FN3O
4,4',4'',4'''-(Ethene-1,1,2,2-tetrayl)tetrakis(N,N-diphenylaniline)		148044-14-8	C74H56N4
2-(2,5-Dichlorophenyl)-5-methyl-2,4-dihydro-3H-pyrazol-3-one		13102-34-6	C10H8Cl2N2O
2-((8S,9S,10R,13S,14S,17S)-10,13-Dimethyl-3-oxo-2,3,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)acrylaldehyde (Progesterone Impurity)		2257421-80-8	C22H30O2
L-leucylglycyl-L-leucine	N-(NL-?????)-L-??	19408-48-1	C14H27N3O4
2,2-Dimethoxybutane	2,2-??????	3453-99-4	C6H14O2
3-Fluoro-6-hydroxypicolinic acid		604774-05-2	C6H4FNO3
2-Methyl-1,3-dithiolane	2-??-1,3-????	5616-51-3	C4H8S2
(4AR,6S,7R,8R,8aS)-6-phenoxy-2-phenylhexahydropyrano[3,2-d][1,3]dioxine-7,8-diol	(-)-(4,6-O-BENZYLIDENE)PHENYL-BETA-D-?????????	75829-66-2	C19H20O6
(S)-5,7-difluorochroman-4-amine	(S)-5,7-????????-4-??	1212993-64-0	C9H9F2NO
(S)-2-Hydroxy-2-(4-hydroxyphenyl)acetic acid	(S)-4-???????	13244-75-2	C8H8O4
Methyl 3-(2-(butylamino)propanamido)-4-methylthiophene-2-carboxylate hydrochloride (Articaine Impurity)		23964-59-2	C14H23ClN2O3S
(R)-2,2,2-trifluoro-1-(3-fluorophenyl)ethan-1-amine hydrochloride		1391527-41-5	C8H8ClF4N
N1,N3-Bis(2,3-dihydroxypropyl)-5-(N-(3-(3-((2,3-dihydroxypropyl)(methyl)carbamoyl)-2,4,6-triiodo-5-(2-methoxyacetamido)benzamido)-2-hydroxypropyl)-2-methoxyacetamido)-2,4,6-triiodo-N1-methylisophthalamide (Iopromide Impurity)		154361-55-4	C36H46I6N6O15
2-(3-(2,4-Dimethylbenzoyl)phenyl)propanoic acid (Ketoprofen Impurity)		1785759-59-2	C18H18O3
(3,3-Diethoxyprop-1-yn-1-yl)benzene	?????????????????	6142-95-6	C13H16O2
UiO-66-(COOH)2		1458048-15-1	C60H13O56Zr6(-11)
2-(13-((1H-Indol-3-yl)methyl)-19-(2-amino-3-phenylpropanamido)-10-(4-aminobutyl)-16-benzyl-7-(1-hydroxyethyl)-6,9,12,15,18-pentaoxo-1,2-dithia-5,8,11,14,17-pentaazacycloicosane-4-carboxamido)-3-hydroxybutyl acetate (Octreotide Impurity)		133304-81-1	C51H68N10O11S2
C30H36Br2N4S4		2304625-96-3	C30H36Br2N4S4
Tert-butyl 4-(6-methylpyridin-2-yl)piperazine-1-carboxylate	4-BOC-1-(6-??-2-???)????	127188-33-4	C15H23N3O2
Quinoxaline-6-carboxamide	6-?????????(9CI)	457882-95-0	C9H7N3O
4-Methyl-1,2,3-thiadiazole-5-carbohydrazide		75423-15-3	C4H6N4OS
6-Amino-5-ethyl-5-phenylpyrimidine-2,4(3H,5H)-dione (Phenobarbital Impurity )		58042-96-9	C12H13N3O2
2-Chloro-4,5,7-trimethylquinoline		329210-71-1	C12H12ClN
2-Bromo-N-(3-methoxyphenyl)acetamide	2-???-N-(3-???-??)-??????	29182-94-3	C9H10BrNO2
Octanedihydrazide	??????????	20247-84-1	C8H18N4O2
2-Chloro-N-hydroxyacetimidamide	2-???-????????	3272-96-6	C2H5ClN2O
3-Chloro-N-(o-tolyl)propanamide	3-???-N-(2-????)??????	19422-76-5	C10H12ClNO
Ethane-1,2-diyl bis(2-bromo-2-methylpropanoate)	?????(2-??????????)	248603-11-4	C10H16Br2O4
7-Fluoro-4-methoxy-2,3-dihydro-1H-inden-1-one	7-????-4-???-1-???	1092347-31-3	C10H9FO2
Tert-butyl (1-benzhydrylazetidin-3-yl)(methyl)carbamate	tert-??1-?????????-3-?(??)?????	854038-91-8	C22H28N2O2
1-(3-Fluorophenyl)-1H-pyrrole	1-(3-??????)??	53871-27-5	C10H8FN
2-((Tert-butoxycarbonyl)amino)oxazole-4-carboxylic acid		1258411-50-5	C9H12N2O5
2,7-Dibromo-3,6-dimethoxynaphthalene	2,7-????-3,6-????????	105404-89-5	C12H10Br2O2
2-Methyl-5-nitroquinoline		23877-94-3	C10H8N2O2
7H-Benzo[E]pyrido[2,3-b]indole		205-38-9	C15H10N2
Ethyl 2-methyl-2-(methylthio)propanoate	??2-??-2-(????)???????	49773-24-2	C7H14O2S
Methyl 3-(2,4-difluorophenyl)-3-oxopropanoate	??2,4-?????????????	185302-85-6	C10H8F2O3
(4-(Tert-butyl)phenyl)(cyclopropyl)methanone	4-tert-????????????	38675-79-5	C14H18O
3-((2'-cyano-[1,1'-biphenyl]-4-yl)methyl)-2-oxo-2,3-dihydro-1H- benzo[d]imidazole-4-carboxylic acid		1993494-84-0	C22H15N3O3