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

?? ?:Shanghai Haohong Scientific Co., Ltd.
??:400-8210725
???:malulu@leyan.com
??:China
URL: www.leyan.com/
? ?? ?:39988
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(2S,2'S)-2,2'-((4,4'-(((R)-2,2'-Diamino-4,4',6-trioxo-4,4',5,6,7,7'-hexahydro-1H,1'H-[5,6'-bipyrrolo[2,3-d]pyrimidine]-5,5'-diyl)bis(ethane-2,1-diyl))bis(benzoyl))bis(azanediyl))dipentanedioic acid (Pemetrexed Impurity)1802552-04-0C40H40N10O13
2-(4-Trifluoromethylphenyl)piperazine2-(4-????????-??)-????185110-19-4C11H13F3N2
Dibutylamine acetate19070-91-8C10H23NO2
2,2'-((4-((3-ethynylphenyl)amino)quinazoline-6,7-diyl)bis(oxy))diethanol hydrochloride (Erlotinib Impurity）?????????????183320-12-9C20H20ClN3O4
5-(9H-carbazol-9-yl)isophthalic acid1800465-14-8C20H13NO4
2-(1H-Imidazol-5-yl)ethanol hydrochloride2-(1H-????-5-?)??????180307-01-1C5H9ClN2O
(1h-Benzo[d][1,2,3]triazol-6-yl)boronic acid1H-1,2,3-??????-5-????183282-45-3C6H6BN3O2
2-Hydroxy-5-(1,2,2-triphenylvinyl)benzaldehyde1926206-27-0C27H20O2
Mal-PEG8-acid1818294-46-0C23H39NO12
ETHYL ISOQUINOLINE-6-CARBOXYLATE???????-6-???????188861-58-7C12H11NO2
(S)-4,12-Bis(diphenylphosphino)-[2.2]paracyclophane(R)-(-)-4,12-BIS(???????)-[2.2]-???????192463-40-4C40H34P2
2-(4-Nitro-1H-pyrazol-3-yl)pyridine2-(4-???-1H-???-3-?)???192711-20-9C8H6N4O2
3-(Pyrrolidin-1-ylmethyl)aniline3-(????-1-???)???183365-31-3C11H16N2
(E)-(2aR,4S,4aS,6R,9S,11S,12S,12aR,12bS)-12b-Acetoxy-9-(((2R,3S)-3-((tert-butoxycarbonyl)amino)-2-hydroxy-3-phenylpropanoyl)oxy)-4,6,11-trihydroxy-4a,8,13,13-tetramethyl-5-oxo-2a,3,4,4a,5,6,9,10,11,12,12a,12b-dodecahydro-1H-7,11-methanocyclodeca[3,4]benzo[1,2-b]oxet-12-yl 2-methylbut-2-enoate (Docetaxel Impurity)1887057-05-7C41H55NO14
Methyl 5-Oxo-5-(2-thienyl)pentanoate2-??????,d-??-,??????18760-47-9C10H12O3S
4,4-Dimethyl-2-phenyl-4,5-dihydrooxazole4,4-???-2-??-2-????19312-06-2C11H13NO
7-Chlorofuro[3,2-b]pyridine7-???-??[3,2-b]???…182691-75-4C7H4ClNO
Ethyl 2-hydroxybut-3-ynoate2-?????-3-??????????18418-08-1C6H8O3
(3S,4R,5R)-1,3,5,6-tetrahydroxy-4-(((2R,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)hexan-2-one17606-72-3C12H22O11
1,1'-(1,4-Phenylene)bis(N-(4-fluorophenyl)methanimine)??????(4-???????)17866-84-1C20H14F2N2
Thiazol-4-amine???-4-??17720-99-9C3H4N2S
trans-4-Amino-1-methylcyclohexanol??????,4-???-1-??-,???-(9CI)177908-37-1C7H15NO
5,7-Difluoro-1H-indole-2-carboxylic acid5,7-???????-2-?????186432-20-2C9H5F2NO2
N-Octylcyclohexane1795-15-9C14H28
7-Methoxy-4-nitro-1H-indole1H-??,7-???-4-???-175913-32-3C9H8N2O3
1,1,3,5,5-Pentamethyl-3-phenyltrisiloxane[(??? -λ3- ?? ?) ?? - ?? - ?? ??] ?? - ??? ???17962-34-4C11H22O2Si3
Sodium 2-naphthoate17273-79-9C11H9NaO2
4,4'-Oxydibenzenethiol??(4-??????)???17527-79-6C12H10OS2
2-((6-Oxo-2-propionamido-3H-purin-9(6H)-yl)methoxy)propane-1,3-diyl dipropionate (Ganciclovir Impurity)177216-32-9C18H25N5O7
(4-((Methoxymethyl)carbamoyl)phenyl)boronic acid4-(N,O-???????????????)?????179055-26-6C9H12BNO4
2-Chloro-1-cyclopropyl-2-(2-fluorophenyl)ethanone2-???-1-???????-2-(2-??????)???178688-43-2C11H10ClFO
Ethyl 4-(2-hydroxypropan-2-yl)-2-propyl-1-((2'-(2-trityl-2H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-1H-imidazole-5-carboxylateN-??????????????172875-59-1C45H44N6O3
3,3'-Oxybis(1-(2-methoxyphenoxy)propan-2-ol) (Guaifenesin Impurity)1797132-23-0C20H26O7
4,4,4-Trifluoro-3-(trifluoromethyl)butyric acid4,4,4-??????-3-(????????)????17327-33-2C5H4F6O2
(3-Glycidoxypropyl)dimethylethoxysilane17963-04-1C10H22O3Si
Methyl 3-amino-5-(4-fluorophenyl)thiophene-2-carboxylate??3-???-5-(4-??????)???-2-???????175137-08-3C12H10FNO2S
(8R,9S,10R,13S,14S,17R)-13-Ethyl-17-ethynyl-3-methoxy-2,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-ol (Levonorgestrel Impurity)176254-10-7C22H30O2
5-(4-Bromophenyl)-1,2,3-trifluorobenzene4-???-3,4,5-??????-1,1-???178820-38-7C12H6BrF3
3-Bromo-5-(methoxymethyl)pyridine3-???-5-(?????)???173999-17-2C7H8BrNO
1,4-Bis((vinyloxy)methyl)cyclohexane???????????????17351-75-6C12H20O2
4-Chloro-2-fluoro-5-methoxybenzaldehyde4-CHLORO-2-FLUORO-5-????????177034-24-1C8H6ClFO2
[2,2'-Bipyridine]-5-carbaldehyde2,2'-????-5-???????179873-48-4C11H8N2O
Methyl 2,2-dichloro-2-methoxyacetate17640-25-4C4H6Cl2O3
2-Azaspiro[4.4]nonane2-AZASPIRO[4.4]???175-94-0C8H15N
3-Chloro-4-methoxy-1-methyl-1H-indazole1780480-20-7C9H9ClN2O
4,4,4-Trifluoro-3-trifluoromethylbut-2-enoic acid4,4,4-??????-3-(????????)????1763-28-6C5H2F6O2
Methyl 6-aminospiro[3.3]heptane-2-carboxylate hydrochloride1808249-67-3C9H16ClNO2
5,5'-Thiodisalicylic Acid5,5'-???????1820-99-1C14H10O6S
3-(Benzyloxy)-5-bromopyrazin-2-amine2-???-3-????-5-??????187973-44-0C11H10BrN3O
Spiro[2-benzofuran-3,4'-piperidine]-1-one;hydrochloride???[??????-1(3H),4'-????]-3-????172733-79-8C12H14ClNO2
1-Ethylcyclopropan-1-amine hydrochloride174886-06-7C5H12ClN
1,2,3,4-Tetrahydronorharman-1-one2,3,4,9-??????-1H-???[3,4-b]??-1-?17952-82-8C11H10N2O
N-Heptanoyl-L-homoserine lactone177158-20-2C11H19NO3
Methyl 2-Chloro-4-(1-pyrrolidinyl)benzoate??2-???-4-(1-?????)?????175153-38-5C12H14ClNO2
1-Methyl-3-butylimidazolium Trifluoroacetate1-??-3-?????????????????174899-94-6C10H15F3N2O2
Bisoprolol Ep Impurity F1798418-82-2C18H31NO4
1,4-Bis((trimethylsilyl)ethynyl)benzene17938-13-5C16H22Si2
Levalbuterol Usp Related Compound F??????????F(30mg)(??-[{(1,1-?????)???}??}-4-(?????)-1,3-??????)174607-68-2C20H27NO3
5-(Chloromethyl)oxazole???,5-(?????)-172649-57-9C4H4ClNO
2,4,6-Trichloro-5-ethylpyrimidine1780-38-7C6H5Cl3N2
4-(5-Hydroxy-3-(p-tolyl)-5-(trifluoromethyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide1803258-57-2C17H16F3N3O3S
(4S)-4,11-diethyl-4,12-dihydroxy-3,14-dioxo-3,4,12,14-tetrahydro-1H-pyrano[3',4':6,7]indolizino[1,2-b]quinolin-9-yl [1,4'-bipiperidine]-1'-carboxylate (Irinotecan Impurity）12-??????????185336-12-3C33H38N4O7
2-(2-(4-(Dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)ethoxy)ethyl 2-(4-(dibenzo[b,f][1,4]thiazepin-11-yl)piperazin-1-yl)acetate (Quetiapine Impurity)1798840-31-9C40H42N6O3S2
Allyl D-glucuronate188717-04-6C9H14O7
(S)-3-chloro-N-((2-oxo-3-(4-(3-oxomorpholino)phenyl)oxazolidin-5-yl)methyl)thiophene-2-carboxamide (Rivaroxaban Impurity）1855920-54-5C19H18ClN3O5S
1-(tert-Butoxycarbonyl)-2-methylpiperidine-4-carboxylic acid1-Boc-2-??????-4-?????193085-98-2C12H21NO4
Ethyl 5-bromo-6-chloro-1H-indole-2-carboxylate1923237-13-1C11H9BrClNO2
Isopropyl β-D-thioglucopyranoside???????-D-???????????19165-11-8C9H18O5S
1-(1H-Benzo[d]imidazol-1-yl)ethan-1-one18773-95-0C9H8N2O
TID4319231-60-8C10H3I4NO4
2-(Hydroxyimino)propanal oxime1804-15-5C3H6N2O2
(S)-3,7-diaminoheptanoic acid hydrochlorideL-??-????-2HCL192003-02-4C7H18Cl2N2O2
(3S,4S)-1-Benzyl-3,4-dihydroxypyrrolidine-2,5-dione187032-53-7C11H11NO4
(6-((Tert-butyldimethylsilyl)oxy)naphthalen-2-yl)boronic acid6-T-?????????-2-???????179942-45-1C16H23BO3Si
Phenanthren-3-amine????-3-??1892-54-2C14H11N
Tetraphenylphosphonium Tetra-p-tolylborate181259-35-8C52H48BP
Bis(Trimethylsilyl) adipate18105-31-2C12H26O4Si2
Benzyl 3-cyanopyrrolidine-1-carboxylate1-N-CBZ-3-???-????188846-99-3C13H14N2O2
1,1,2,2-Tetrakis(4'-(9H-carbazol-9-yl)-[1,1'-biphenyl]-4-yl)ethene1807549-78-5C98H64N4
N-tert-Butoxycarbonyl-N-[3-(tert-butoxycarbonylamino)propyl]glycine192124-66-6C15H28N2O6
Benzyl-PEG5-MS1807539-07-6C18H30O8S
2,3-Dihydro-1H-pyrido[3,4-b][1,4]oxazine194022-45-2C7H8N2O
2-Amino-3-(3-chlorophenyl)propanoic acid1956-15-6C9H10ClNO2
(5-(4-fluorophenyl)thiophen-2-yl)(2-methyl-5-((2S,3R,4R,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)phenyl)methanone (Canagliflozin Impurity）1951467-28-9C24H23FO6S
1-Isobutyl-2-nitrobenzene1-(2-?????)-2-?????19370-33-3C10H13NO2
6-Isopropoxynicotinonitrile6-?????????-3-?????195140-86-4C9H10N2O
4-(2-Hydroxy-3-(isopropylamino)propoxy)benzaldehyde hcl1956321-87-1C13H20ClNO3
4-((4-Fluorophenyl)ethynyl)phenol4-(4-?????????)??197770-48-2C14H9FO
Docosyl docosanoate????????17671-27-1C44H88O2
3-(3-((Trifluoromethyl)thio)phenyl)-1H-pyrazol-5-amine1912400-29-3C10H8F3N3S
Toladryl2-[(p-??-??-????)??]??(???)??19804-27-4C18H23NO
5-Nitroquinoxaline5-???????18514-76-6C8H5N3O2
6-nitrobenzo[d]thiazole-2-carbonitrile2-???????????,6-???-(9CI)188672-83-5C8H3N3O2S
Potassium (2,4-dichlorophenyl)trifluoroborate192863-38-0C6H3BCl2F3K
Di-o-tolylphosphonoacetic acid ethyl esterDI-O-TOLYLPHOSPHONOACETICACID??????188945-41-7C18H21O5P
Furan-2-carbothioamide??-2-???????17572-09-7C5H5NOS
(S)-tert-butyl 4-aminobutan-2-ylcarbamate(S)-3-BOC-???-????176982-57-3C9H20N2O2
2-Cyano-5-methoxybenzoic acid2-???-5-??????179028-65-0C9H7NO3
Potassium Bis(1-pyrazolyl)borohydride?????????(1-????)????18583-59-0C6H6BKN4
2-(N-(2-(nicotinamido)ethyl)nicotinamido)ethyl nitrate1798026-96-6C16H17N5O5
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