Hangzhou Yiyun Guoke Biotechnology Co., Ltd.

Hangzhou Yiyun Guoke Biotechnology Co., Ltd.

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Product Name MF CAS Details
Sildenafil Impurity 5 C23H32N6O4S 864164-45-4 Details
Sitagliptin Defluoro Impurity 2 Details
(R)-Sitagliptin N-Boc-Methyl-Ester Impurity C16H20F3NO4 881995-73-9 Details
Sitagliptin impurity N Details
Sofosbuvir Impurity 5 C31H26FN3O7 874638-94-5 Details
Sofosbuvir Impurity 12 C31H26FN3O7 817204-32-3 Details
Sofosbuvir Impurity 15 C18H17F5NO5P Details
Sofosbuvir Impurity 39 Details
Sofosbuvir Impurity 41 C13H13FO5 Details
Sotalol Related Compound A HCl C12H19ClN2O3S 5576-49-8 Details
Sunitinib Impurity G HCl C18H20ClFN4O2 1217216-61-9 Details
Sunitinib Impurity H C18H18FN3O3 2170562-55-5 Details
Tacrolimus Impurity 4 C44H67NO11 129212-37-9 Details
Talinolol C20H33N3O3 57460-41-0 Details
Tazobactam USP Related Compound A C7H12N4O4S 120701-87-3 Details
Tedizolid Impurity 9 C10H9BrFNO3 444335-16-4 Details
Tedizolid Impurity K C7H7N5 171018-17-0 Details
Telmisartan Dimer Impurity C46H38N4O4 884330-14-7 Details
Desmethyl Tenofovir Disoproxoil Fumarate C22H32N5O14P Details
Thymidine C10H14N2O5 50-89-5 Details
Ticagrelor Related Compound 19 C9H14ClN3O2S 2378409-07-3 Details
(S)-Timolol EP Impurity C Maleate C19H31N7O4S2 1391068-18-0 Details
rac-Timolol C13H24N4O3S 29023-48-1 Details
3-Chloro Tirofiban HCl C22H35ClN2O5S Details
Tolterodine Tartrate C26H37NO7 124937-52-6 Details
Triclabendazole S-Oxide C14H9Cl3N2O2S 100648-13-3 Details
4-Methoxy Tryamine HCl C9H14ClNO2 645-33-0 Details
Udenafil Impurity 1 C18H22N4O5S 2761158-33-0 Details
Udenafil Impurity 2 C24H34N6O4S 268204-07-5 Details
Prulifloxacin C21H20FN3O6S 123447-62-1 Details
Valaciclovir(Valacyclovir)EP Impurity J C14H22N6O4 142963-63-1 Details
Valdecoxib Impurity F C16H12ClNO3S 509074-26-4 Details
Valdecoxib Impurity N C16H12ClNO3S 1709956-95-5 Details
Valsartan Impurity 3 C14H10N4O 151052-40-3 Details
O-Desmethyl Venlafaxine Cyclic Impurity C16H23NO2 1346601-55-5 Details
Verapamil EP Impurity A DiHCl C25H39ClN2O4 63434-11-7 Details
Verapamil EP Impurity H C26H36N2O4 67018-83-1 Details
Verapamil EP Impurity L C12H16O3 14046-55-0 Details
Verapamil EP Impurity P C29H38N2O4 2086275-13-8 Details
Vinpocetine Carboxylic Acid(Apovincaminic Acid) C20H22N2O2 27773-65-5 Details
Vitamin D3 C27H44O 67-97-0 Details
Voriconazole Impurity 1 C6H7FN2O 137234-87-8 Details
Vortioxetine Impurity 11 C9H12O3S 102439-46-3 Details
Ziprasidone Impurity 8 C21H22N4OS 118305-72-9 Details
Voglibose TBG Impurity C34H36O6 6564-72-3 Details
Pidotimod Ethyl Ester C11H16N2O4S 131805-70-4 Details
p-Terphenyl C18H14 92-94-4 Details
Solifenacin Impurity 20 C11H15N3O2 552831-23-9 Details
Solifenacin Impurity 21 C27H32N2O7 1798817-92-1 Details
2,7 dihydroxynaphthalene C10H8O2 582-17-2 Details
Nifuratel C10H11N3O5S 4936-47-4 Details
(S)-4-Chloro-3-hydroxybutyronitrile C4H6ClNO 127913-44-4 Details
Ticagrelor Impurity 6 C20H27NO7 866551-95-3 Details
Pantoprazole Impurity 22 C24H24F2N4O6S 957470-59-6 Details
Pantoprazole Impurity 21 C24H24F2N4O7S 1797132-60-5 Details
Dilauryl thiodipropionate C30H58O4S 123-28-4 Details
Bismaleimide C21H14N2O4 13676-54-5 Details
Cinacalcet Impurity 4 C12H13F3O2 70311-33-0 Details
4-(Trifluoromethyl)hydrocinnamic acid C10H9F3O2 53473-36-2 Details
3-[2-(Trifluoromethyl)phenyl]propanoic acid C10H9F3O2 94022-99-8 Details
N-Boc-D-proline C10H17NO4 37784-17-1 Details
Milnacipran Related Impurity C11H13NO2 1932365-99-5 Details
Dodecane C12H26 112-40-3 Details
Octadecane C18H38 593-45-3 Details
Dabigatran Etexilate Impurity C9H10N2O3 355809-32-4 Details
Arformoterol related impurity 1 C16H16BrNO3 1361398-65-3 Details
4-Methylcyclohexanol(cis- and trans- mixture) C7H14O 589-91-3 Details
2-Hydroxy-4-(octyloxy)benzophenone C21H26O3 1843-05-6 Details
Propranolol Impurity 1 C16H21NO2 27827-19-6 Details
4-amino-3-chlorobenzene-1-sulfonamide C6H7ClN2O2S 53297-68-0 Details
Aniracetam Impurity Details
Conivaptan Impurity I C10H10BrNO 38314-40-8 Details
Lenalidomide Impurity 5 C9H8BrNO4 98475-07-1 Details
Avibactam Impurity 5 C13H19N3O2 1416134-49-0 Details
Fasudil Impurity B C19H24N2O4S2 5769-35-7 Details
Zoledronic Acid Impurity 1 C7H12N2O9P2 1627731-60-5 Details
Dimethylglyoxime C4H8N2O2 95-45-4 Details
Eplerenone EP Impurity C C24H30O5 95716-70-4 Details
Bisoprolol Impurity T C12H18O3 1039828-27-7 Details
Bisoprolol Epoxide Impurity 1 C18H31NO4 2226263-67-6 Details
Bisoprolol Impurity V Details
Propofol Impurity 1 C15H24O Details
Dimethyl L-cystinate dihydrochloride C8H18Cl2N2O4S2 32854-09-4 Details
Sulfadiazine EP Impurity C C7H10N4O2S 57-67-0 Details
Mexiletine impurity B C11H14O2 53012-41-2 Details
Lansoprazole intermediates 2 C14H12N4O4S 1187926-85-7 Details
Omeprazole Related Compound 10 C17H19N3O3S 142885-92-5 Details
Moxifloxacin Impurity XXV C17H18FNO5 2489671-14-7 Details
Moxifloxacin Impurity XVIII Details
7-Chloro-2-hydroxyquinoline C9H6ClNO 22614-72-8 Details
Olmesartan Impurity 7 C12H18N2O4 144689-94-1 Details
Policresulen Impurity 1 C15H16O2 15534-74-4 Details
Dasatinib Impurity 9 C11H11N3OS 1184914-03-1 Details
Warfarin Impurity E C20H18O4 38063-51-3 Details
Ethyl vinyl sulfone C4H8O2S 1889-59-4 Details
2-Aminopyridine N-Oxide C5H6N2O 14150-95-9 Details
2,2-Dimethoxyethanal(60wt % in H2O) C4H8O3 51673-84-8 Details
4-Pyrrolidinopyridine C9H12N2 2456-81-7 Details
N-Formylpiperidine C6H11NO 2591-86-8 Details
Ibuprofen Piconol C19H23NO2 64622-45-3 Details
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