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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/

? ?? ?:39988

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?? ????

tert-Butyl 2-bromo-1h-pyrrole-1-carboxylate	N-BOC-2-?????	117657-37-1	C9H12BrNO2
(R)-(Tetrahydrofuran-3-yl)methanol	(R)-????????-3-?…	124506-31-6	C5H10O2
(R)-2-Methylpentanedioic acid	(R)-(+)-2-???????	1115-81-7	C6H10O4
(2-(Ethoxycarbonyl)furan-3-yl)boronic acid	2-(???????)??-3-???	1150114-62-7	C7H9BO5
sodium 1-(1H-benzo[d]imidazol-2-yl)-3-methyl-4-oxo-1,4-dihydropyridine-2-carboxylate (Rabeprazole Impurity）		1163685-30-0	C14H11N3O3
4-Bromo-1H-pyrrolo[2,3-c]pyridin-2(3H)-one		1190318-93-4	C7H5BrN2O
Tris-Pcz		1141757-83-6	C54H35N3
(3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-6-(((2S,3R,4S,6R)-4-(Dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)-14-ethyl-12,13-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-7-methoxy-10-(methoxyimino)-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one (Clarithromycin Impurity)	ClarithroMycin???G	127182-44-9	C39H72N2O13
tert-Butyl 4-hydroxy-6-azaspiro[2.5]octane-6-carboxylate	6-?????[2.5]??-6-?????,4-?????-,1,1-?????????	1101840-72-5	C12H21NO3
Tetrabutylphosphonium benzotriazolate	??????????????????	109348-55-2	C22H40N3P
Methyl 3-amino-4,5-dichlorobenzoate	??3-aMino-4,5-?????????	1250663-38-7	C8H7Cl2NO2
(3R,4S,5S,6R,7R,9R,11S,12R,13S,14R,E)-14-Ethyl-12,13-dihydroxy-4-(((2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl)oxy)-6-(((2S,3R,4S,6R)-3-hydroxy-6-methyl-4-(methylamino)tetrahydro-2H-pyran-2-yl)oxy)-10-(hydroxyimino)-7-methoxy-3,5,7,9,11,13-hexamethyloxacyclotetradecan-2-one (Clarithromycin Impurity)		127182-43-8	C37H68N2O13
4-Bromo-3-ethoxyaniline		125756-95-8	C8H10BrNO
3,7-Dimethylocta-1,6-dien-3-yl formate		115-99-1	C11H18O2
(1S,3R)-3-Aminocyclohexan-1-ol	(1S,3R)-3-??????????	1110772-04-7	C6H13NO
5-Bromochroman-4-one	5-???-4-????	1199782-67-6	C9H7BrO2
Methyl 4-fluoro-3-formylbenzoate	??4-????-3-????????	1093865-65-6	C9H7FO3
7-Bromo-2-phenylquinoline	2-??-7-??????	1203578-65-7	C15H10BrN
(s)-2-(1-Aminoethyl)-4-chlorophenol	(S)-2-(1-a????)-4-?????	1228569-39-8	C8H10ClNO
Febuxostat Impurity O		1312815-35-2	C12H9NO4S
(S)-2-Cbz-aminobutane-1,4-diol		118219-23-1	C12H17NO4
N-Desethyl-N-propyl Oxybutynin	N-????-N-????????	1215677-72-7	C23H33NO3
3-(Trifluoromethyl)Pyrrolidine Hydrochloride	3-(????????)????HCL	1189485-03-7	C5H9ClF3N
N-Boc-2-amino-5-hydroxypyridine	N-BOC-2-αMino-5-???????	1187930-13-7	C10H14N2O3
Vortioxetine Impurity 6	1-[2-[(3,4-?????)??]??]-????	1293489-74-3	C18H22N2S
Aluminumsulfide	????? ??????	1302-81-4	Al2S3
25,26,27,28-Tetrahydroxypentacyclo[19.3.1.13,7.19,13.115,19]octacosa-1(25),3,5,7(28),9,11,13(27),15,17,19(26),21,23-dodecaene-5,11,17,23-tetrasulfonic acid	4-?????[4]??	112269-92-8	C28H24O16S4
N-Boc-3-chloro-2-nitroaniline	tert-??(3-???-2-?????)?????	1283176-45-3	C11H13ClN2O4
4-Bromo-3-(1,3-dioxolan-2-yl)phenol		1160182-44-4	C9H9BrO3
4-Ethoxypiperidine hydrochloride	4-??????????	1122-87-8	C7H16ClNO
tert-Butyl (2R,4R)-4-hydroxy-2-methylpyrrolidine-1-carboxylate	(2R,4R)-N-Boc-4-????-2-??????	114676-93-6	C10H19NO3
Ethyl 1-pyrimidin-2-yl-piperidine-4-carboxylate		111247-60-0	C12H17N3O2
3-Amino-3-(4-isopropylphenyl)propionic acid	3-???-3-(4-???????)????	117391-53-4	C12H17NO2
5-Aminopiperidin-2-one hydrochloride	5-???-????-2-????	1235440-18-2	C5H11ClN2O
Bisoprolol Ep Impurity D		1225195-71-0	C26H40N2O5
2,9-Bis(3-(dimethylamino)propyl)anthra[2,1,9-def:6,5,10-d'e'f']diisoquinoline-1,3,8,10(2H,9H)-tetraone	DAPERDNA????*	117901-97-0	C34H32N4O4
1,3-Diaminotetrafluorobenzene		1198-63-6	C6H4F4N2
3,5-Dimethylpyridine-4-carbothioamide	3,5-?????????????	1092961-05-1	C8H10N2S
Coclauril		127350-68-9	C8H9NO2
N-Methyl-4-(methylamino)-1H-imidazole-5-carboxamide hydrochloride (Theophylline Impurity)	????????	116131-08-9	C6H10ClN4O
2-Hydroxy-2-azaadamantane	2-Hydroxy-2-azaada??	1155843-79-0	C9H15NO
Ammonium pentaborate tetrahydrate	??????????	12046-04-7	B5H7NO11(-3)
5,6-Bis(octyloxy)benzo[c][1,2,5]thiadiazole	5,6-??(????)-2,1,3-???????	1254353-37-1	C22H36N2O2S
5-tert-Butyl-2-phenyl-2H-pyrazol-3-ylamin	5-TERT-??-2-??-2H-???-3-???	126208-61-5	C13H17N3
4-Bromo-2-iodo-1H-pyrrolo[2,3-b]pyridine	4-???-2-???-7-????	1260879-70-6	C7H4BrIN2
(R)-tert-Butyl piperidin-3-ylcarbamate hydrochloride	(R)-3-(Boc-αMino)???????	1217656-59-1	C10H21ClN2O2
1,3-Dihydro-1-hydroxy-2,1-benzoxaborol-6-ol	??[c][1,2]????-1,6(3H)-??	1196473-37-6	C7H7BO3
3-(((2S,3R)-2-((R)-1-(3,5-Bis(trifluoromethyl)phenyl)ethoxy)-3-(4-fluorophenyl)morpholino)methyl)-1H-1,2,4-triazol-5(4H)-one (Aprepitant impurity)		1185502-97-9	C23H21F7N4O3
Edaravone impurity P3	????iMpurityP3	1323485-71-7	C13H16N2O4S
Methyl 5-bromo-2-(difluoromethoxy)benzoate	??5-broMo-2-(????????)?????	1131587-78-4	C9H7BrF2O3
4,4'-Sulfonylbis(nitrobenzene)		1156-50-9	C12H8N2O6S
1-Amino-5-chloroanthracene-9,10-dione	1-???-5-????????	117-11-3	C14H8ClNO2
Ethyl 3-hydroxy-8,9-dihydro-5H-pyridazino[3,4-d]azepine-7(6H)-carboxylate		1190897-26-7	C11H15N3O3
1-[[(2E)-3-Phenyl-2-propen-1-yl]oxy]naphthalene		1091626-77-5	C19H16O
2,4-Dimethyl-8-hydroxyquinoline	2,4-???-8-???????	115310-98-0	C11H11NO
BAPTA tetramethyl ester	BAPTA-?????????	125367-34-2	C26H32N2O10
2,3,3-Trimethyl-3H-indole-5-sulfonic acid	5-??-2,3,3-????????????	132557-72-3	C11H13NO3S
2-Bromo-N-hexadecylacetamide	2-???-N-??????????	1138445-61-0	C18H36BrNO
Magnesium Carbonate Hydrated basic	???? ??????, ???	12125-28-9	CH3MgO4(-3)
4,4'-((Dimethylsilanediyl)bis(oxy))dianiline		1223-16-1	C14H18N2O2Si
tert-Butyl 2-amino-6-azaspiro[3.4]octane-6-carboxylate		1239319-94-8	C12H22N2O2
Sodium 3-(3,4,5-trimethoxyphenyl)acrylate	3,4,5-????????????	127427-04-7	C12H15NaO5
2-(Benzyl(cyclopropylmethyl)amino)ethan-1-ol	2-[??(?????????)???]???	1249321-20-7	C13H19NO
cis-8-hydroxy-4a,8-dimethyl-4,4a,5,6,7,8-hexahydronaphthalen-2(3H)-one		133369-42-3	C12H18O2
4-Methoxy-3-methylbenzyl alcohol	4-???-3-???????	114787-91-6	C9H12O2
Methyl 3-aminothieno[3,2-b]pyridine-2-carboxylate		111042-90-1	C9H8N2O2S
cis-Tamoxifen	2-[4-[(E)-1,2-?????-1-??]???]-N,N-???-????	13002-65-8	C26H29NO
2-Bromo-3,4,5-trichloropyridine	2-broMo-3,4,5-????????	1330061-11-4	C5HBrCl3N
Vortioxetine Impurity 4	????????4	1293489-77-6	C18H22N2S
tert-Butyl ((3R,6S)-6-methylpiperidin-3-yl)carbamate	tert-??((3R,6S)-6-??????-3-?)??????	1227917-63-6	C11H22N2O2
2-(Dioctadecylcarbamoyl)benzoic acid	????????????????????????	127733-92-0	C44H79NO3
1'-epi Gemcitabine (hydrochloride)		122111-05-1	C9H12ClF2N3O4
(S)-2-((3S,5aS,9aS,10aS)-3-Methyl-1,4-dioxodecahydropyrazino[1,2-a]indol-2(1H)-yl)pentanoic acid (Perindopril Impurity)	?????????MA	129970-99-6	C17H26N2O4
5-Hydroxypentanoic acid	5-?????????	13392-69-3	C5H10O3
1,8-Dibromoanthracene	1,8-??(???????)???	131276-24-9	C14H8Br2
(Z)-3-(Hydroxymethylene)-4-(4-methylpiperazin-1-yl)-1H-benzo[b][1,4]diazepine-2(3H)-thione (Olanzapine Impurity)	???????????	1320360-86-8	C15H18N4OS
(S)-3-(4-Bromophenyl)piperidine	(S)-3-(4-?????)????	1335523-82-4	C11H14BrN
Cobalt(IV) sulfide	??? ?????	12013-10-4	CoS2
(6R,7S)-7-((Z)-2-(2-Aminothiazol-4-yl)-2-((carboxymethoxy)imino)acetamido)-8-oxo-3-vinyl-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefixime Impurity)	???	108691-83-4	C16H15N5O7S2
4'-Demethyldehydropodophyllotoxin		117669-31-5	C21H16O8
N-(3-Hydroxyphenyl)prop-2-enamide	N-(3-??????)??????	13040-21-6	C9H9NO2
4-Chloro-N,N-dimethylpicolinamide (Sorafenib Impurity）		114780-06-2	C8H9ClN2O
3-Chloro-4-(1H-pyrazol-1-yl)benzaldehyde	3-???-4-(1H-???-1-?)??????	1186663-52-4	C10H7ClN2O
(S)-2-((3S,5aS,9aS,10aR)-3-Methyl-1,4-dioxodecahydropyrazino[1,2-a]indol-2(1H)-yl)pentanoic acid (Perindopril Impurity)	?????????MB	130061-28-8	C17H26N2O4
3-Bromo-6-(methylsulfanyl)-1H-pyrazolo[3,4-d]pyrimidine	3-BroMo-6-(????)-1H-????[3,4-d]????	1306829-95-7	C6H5BrN4S
(8S,9S,10R,13S,14S,17S)-17-Acetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one (Progesterone Impurity)	1,4-??????-3,20-???	1162-54-5	C21H28O2
3-Bromo-6-chloro-2-(trifluoromethyl)pyridine	3-BroMo-6-???-2-(????????)???	1227563-63-4	C6H2BrClF3N
N2-[(1,1-Dimethylethoxy)carbonyl]-N5-[imino[[(4-methoxy-2,3,6-trimethylphenyl)sulfonyl]amino]methyl]-N2-methyl-L-ornithine		125602-26-8	C22H36N4O7S
Isoviolanthrone		128-64-3	C34H16O2
2-Chloro-3-iodoquinoline	2-???-3-??????	128676-85-7	C9H5ClIN
2,4-Hexadien-1-ol		111-28-4	C6H10O
6,7-dimethoxy-1H-quinolin-4-one	6,7-????-3H-???-4-?	127285-54-5	C11H11NO3
3,4-Dibromo-5-fluoropyridine	3,4-????-5-???????	1260843-59-1	C5H2Br2FN
4-(4-Carboxy-3-fluorophenyl)-2-fluorobenzoic acid	4-(4-????-3-??????)-2-???????	1261929-07-0	C14H8F2O4
4,4'-Sulfonylbis(2,6-dimethylphenol)	??(3,5-???-4-???????)??	13288-70-5	C16H18O4S
N-((((9H-fluoren-9-yl)methoxy)carbonyl)-L-alanyl)-N-(2,4-dimethoxybenzyl)glycine	FMOC-ALA-(DMB)??-?	1188402-17-6	C29H30N2O7
(2S)-3',4',7-Trimethoxyflavan		116384-26-0	C18H20O4
8-Chloro-6,11-dihydro-11-(1-hydroxy-4-piperidinylidene)-5H-benzo[5,6]cyclohepta[1,2-b]pyridine (Desloratadine Impurity)	??????N-?????????	1193725-73-3	C19H19ClN2O
3,5-Bis(chloromethyl)pyridine hydrochloride		1210824-61-5	C7H8Cl3N
(2S,3S)-2-(4-Methoxyphenyl)-5-(2-(methylamino)ethyl)-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]thiazepin-3-yl acetate hydrochloride (Diltiazem Impurity)	N-DESMETHYLDILTIAZEM,???	130606-60-9	C21H25ClN2O4S